var XS=Object.create,Ys=Object.defineProperty,JS=Object.getPrototypeOf,ZS=Object.prototype.hasOwnProperty,QS=Object.getOwnPropertyNames,eL=Object.getOwnPropertyDescriptor,Ff=n=>Ys(n,"__esModule",{value:!0}),we=(n,t)=>()=>(t||(t={exports:{}},n(t.exports,t)),t.exports),Di=(n,t)=>{Ff(n);for(var e in t)Ys(n,e,{get:t[e],enumerable:!0})},tL=(n,t,e)=>{if(Ff(n),typeof t=="object"||typeof t=="function")for(let r of QS(t))!ZS.call(n,r)&&r!=="default"&&Ys(n,r,{get:()=>t[r],enumerable:!(e=eL(t,r))||e.enumerable});return n},Ea=n=>n&&n.__esModule?n:tL(Ys(XS(JS(n)),"default",{value:n,enumerable:!0}),n),Gf=we(nL=>{Di(nL,{FetchError:()=>Pt,Headers:()=>vn,Request:()=>$r,Response:()=>Fn,default:()=>fL});const fn=Ea(require("stream")),Bc=Ea(require("http")),js=Ea(require("url")),Wf=Ea(require("https")),gr=Ea(require("zlib")),rL=fn.default.Readable,Jn=Symbol("buffer"),zc=Symbol("type");class Da{constructor(){this[zc]="";const n=arguments[0],t=arguments[1],e=[];let r=0;if(n){const a=n,s=Number(a.length);for(let o=0;o<s;o++){const c=a[o];let l;c instanceof Buffer?l=c:ArrayBuffer.isView(c)?l=Buffer.from(c.buffer,c.byteOffset,c.byteLength):c instanceof ArrayBuffer?l=Buffer.from(c):c instanceof Da?l=c[Jn]:l=Buffer.from(typeof c=="string"?c:String(c)),r+=l.length,e.push(l)}}this[Jn]=Buffer.concat(e);let i=t&&t.type!==void 0&&String(t.type).toLowerCase();i&&!/[^\u0020-\u007E]/.test(i)&&(this[zc]=i)}get size(){return this[Jn].length}get type(){return this[zc]}text(){return Promise.resolve(this[Jn].toString())}arrayBuffer(){const n=this[Jn],t=n.buffer.slice(n.byteOffset,n.byteOffset+n.byteLength);return Promise.resolve(t)}stream(){const n=new rL;return n._read=function(){},n.push(this[Jn]),n.push(null),n}toString(){return"[object Blob]"}slice(){const n=this.size,t=arguments[0],e=arguments[1];let r,i;t===void 0?r=0:t<0?r=Math.max(n+t,0):r=Math.min(t,n),e===void 0?i=n:e<0?i=Math.max(n+e,0):i=Math.min(e,n);const a=Math.max(i-r,0),s=this[Jn],o=s.slice(r,r+a),c=new Da([],{type:arguments[2]});return c[Jn]=o,c}}Object.defineProperties(Da.prototype,{size:{enumerable:!0},type:{enumerable:!0},slice:{enumerable:!0}});Object.defineProperty(Da.prototype,Symbol.toStringTag,{value:"Blob",writable:!1,enumerable:!1,configurable:!0});function Pt(n,t,e){Error.call(this,n),this.message=n,this.type=t,e&&(this.code=this.errno=e.code),Error.captureStackTrace(this,this.constructor)}Pt.prototype=Object.create(Error.prototype);Pt.prototype.constructor=Pt;Pt.prototype.name="FetchError";let Pc;try{Pc=require("encoding").convert}catch(n){}const Zn=Symbol("Body internals"),Uf=fn.default.PassThrough;function Dt(n){var t=this,e=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{},r=e.size;let i=r===void 0?0:r;var a=e.timeout;let s=a===void 0?0:a;n==null?n=null:Bf(n)?n=Buffer.from(n.toString()):ka(n)||(Buffer.isBuffer(n)||(Object.prototype.toString.call(n)==="[object ArrayBuffer]"?n=Buffer.from(n):ArrayBuffer.isView(n)?n=Buffer.from(n.buffer,n.byteOffset,n.byteLength):n instanceof fn.default||(n=Buffer.from(String(n))))),this[Zn]={body:n,disturbed:!1,error:null},this.size=i,this.timeout=s,n instanceof fn.default&&n.on("error",function(o){const c=o.name==="AbortError"?o:new Pt(`Invalid response body while trying to fetch ${t.url}: ${o.message}`,"system",o);t[Zn].error=c})}Dt.prototype={get body(){return this[Zn].body},get bodyUsed(){return this[Zn].disturbed},arrayBuffer(){return ki.call(this).then(function(n){return n.buffer.slice(n.byteOffset,n.byteOffset+n.byteLength)})},blob(){let n=this.headers&&this.headers.get("content-type")||"";return ki.call(this).then(function(t){return Object.assign(new Da([],{type:n.toLowerCase()}),{[Jn]:t})})},json(){var n=this;return ki.call(this).then(function(t){try{return JSON.parse(t.toString())}catch(e){return Dt.Promise.reject(new Pt(`invalid json response body at ${n.url} reason: ${e.message}`,"invalid-json"))}})},text(){return ki.call(this).then(function(n){return n.toString()})},buffer(){return ki.call(this)},textConverted(){var n=this;return ki.call(this).then(function(t){return iL(t,n.headers)})}};Object.defineProperties(Dt.prototype,{body:{enumerable:!0},bodyUsed:{enumerable:!0},arrayBuffer:{enumerable:!0},blob:{enumerable:!0},json:{enumerable:!0},text:{enumerable:!0}});Dt.mixIn=function(n){for(const t of Object.getOwnPropertyNames(Dt.prototype))if(!(t in n)){const e=Object.getOwnPropertyDescriptor(Dt.prototype,t);Object.defineProperty(n,t,e)}};function ki(){var n=this;if(this[Zn].disturbed)return Dt.Promise.reject(new TypeError(`body used already for: ${this.url}`));if(this[Zn].disturbed=!0,this[Zn].error)return Dt.Promise.reject(this[Zn].error);let t=this.body;if(t===null)return Dt.Promise.resolve(Buffer.alloc(0));if(ka(t)&&(t=t.stream()),Buffer.isBuffer(t))return Dt.Promise.resolve(t);if(!(t instanceof fn.default))return Dt.Promise.resolve(Buffer.alloc(0));let e=[],r=0,i=!1;return new Dt.Promise(function(a,s){let o;n.timeout&&(o=setTimeout(function(){i=!0,s(new Pt(`Response timeout while trying to fetch ${n.url} (over ${n.timeout}ms)`,"body-timeout"))},n.timeout)),t.on("error",function(c){c.name==="AbortError"?(i=!0,s(c)):s(new Pt(`Invalid response body while trying to fetch ${n.url}: ${c.message}`,"system",c))}),t.on("data",function(c){if(i||c===null)return;if(n.size&&r+c.length>n.size){i=!0,s(new Pt(`content size at ${n.url} over limit: ${n.size}`,"max-size"));return}r+=c.length,e.push(c)}),t.on("end",function(){if(i)return;clearTimeout(o);try{a(Buffer.concat(e,r))}catch(c){s(new Pt(`Could not create Buffer from response body for ${n.url}: ${c.message}`,"system",c))}})})}function iL(n,t){if(typeof Pc!="function")throw new Error("The package `encoding` must be installed to use the textConverted() function");const e=t.get("content-type");let r="utf-8",i,a;return e&&(i=/charset=([^;]*)/i.exec(e)),a=n.slice(0,1024).toString(),!i&&a&&(i=/<meta.+?charset=(['"])(.+?)\1/i.exec(a)),!i&&a&&(i=/<meta[\s]+?http-equiv=(['"])content-type\1[\s]+?content=(['"])(.+?)\2/i.exec(a),i||(i=/<meta[\s]+?content=(['"])(.+?)\1[\s]+?http-equiv=(['"])content-type\3/i.exec(a),i&&i.pop()),i&&(i=/charset=(.*)/i.exec(i.pop()))),!i&&a&&(i=/<\?xml.+?encoding=(['"])(.+?)\1/i.exec(a)),i&&(r=i.pop(),(r==="gb2312"||r==="gbk")&&(r="gb18030")),Pc(n,"UTF-8",r).toString()}function Bf(n){return typeof n!="object"||typeof n.append!="function"||typeof n.delete!="function"||typeof n.get!="function"||typeof n.getAll!="function"||typeof n.has!="function"||typeof n.set!="function"?!1:n.constructor.name==="URLSearchParams"||Object.prototype.toString.call(n)==="[object URLSearchParams]"||typeof n.sort=="function"}function ka(n){return typeof n=="object"&&typeof n.arrayBuffer=="function"&&typeof n.type=="string"&&typeof n.stream=="function"&&typeof n.constructor=="function"&&typeof n.constructor.name=="string"&&/^(Blob|File)$/.test(n.constructor.name)&&/^(Blob|File)$/.test(n[Symbol.toStringTag])}function zf(n){let t,e,r=n.body;if(n.bodyUsed)throw new Error("cannot clone body after it is used");return r instanceof fn.default&&typeof r.getBoundary!="function"&&(t=new Uf,e=new Uf,r.pipe(t),r.pipe(e),n[Zn].body=t,r=e),r}function Pf(n){return n===null?null:typeof n=="string"?"text/plain;charset=UTF-8":Bf(n)?"application/x-www-form-urlencoded;charset=UTF-8":ka(n)?n.type||null:Buffer.isBuffer(n)||(Object.prototype.toString.call(n)==="[object ArrayBuffer]"||ArrayBuffer.isView(n))?null:typeof n.getBoundary=="function"?`multipart/form-data;boundary=${n.getBoundary()}`:n instanceof fn.default?null:"text/plain;charset=UTF-8"}function Mf(n){const t=n.body;return t===null?0:ka(t)?t.size:Buffer.isBuffer(t)?t.length:t&&typeof t.getLengthSync=="function"&&(t._lengthRetrievers&&t._lengthRetrievers.length==0||t.hasKnownLength&&t.hasKnownLength())?t.getLengthSync():null}function aL(n,t){const e=t.body;e===null?n.end():ka(e)?e.stream().pipe(n):Buffer.isBuffer(e)?(n.write(e),n.end()):e.pipe(n)}Dt.Promise=global.Promise;const Hf=/[^\^_`a-zA-Z\-0-9!#$%&'*+.|~]/,Mc=/[^\t\x20-\x7e\x80-\xff]/;function Fa(n){if(n=`${n}`,Hf.test(n)||n==="")throw new TypeError(`${n} is not a legal HTTP header name`)}function Vf(n){if(n=`${n}`,Mc.test(n))throw new TypeError(`${n} is not a legal HTTP header value`)}function Fi(n,t){t=t.toLowerCase();for(const e in n)if(e.toLowerCase()===t)return e;return}const gt=Symbol("map");class vn{constructor(){let n=arguments.length>0&&arguments[0]!==void 0?arguments[0]:void 0;if(this[gt]=Object.create(null),n instanceof vn){const t=n.raw(),e=Object.keys(t);for(const r of e)for(const i of t[r])this.append(r,i);return}if(!(n==null))if(typeof n=="object"){const t=n[Symbol.iterator];if(t!=null){if(typeof t!="function")throw new TypeError("Header pairs must be iterable");const e=[];for(const r of n){if(typeof r!="object"||typeof r[Symbol.iterator]!="function")throw new TypeError("Each header pair must be iterable");e.push(Array.from(r))}for(const r of e){if(r.length!==2)throw new TypeError("Each header pair must be a name/value tuple");this.append(r[0],r[1])}}else for(const e of Object.keys(n)){const r=n[e];this.append(e,r)}}else throw new TypeError("Provided initializer must be an object")}get(n){n=`${n}`,Fa(n);const t=Fi(this[gt],n);return t===void 0?null:this[gt][t].join(", ")}forEach(n){let t=arguments.length>1&&arguments[1]!==void 0?arguments[1]:void 0,e=Hc(this),r=0;for(;r<e.length;){var i=e[r];const a=i[0],s=i[1];n.call(t,s,a,this),e=Hc(this),r++}}set(n,t){n=`${n}`,t=`${t}`,Fa(n),Vf(t);const e=Fi(this[gt],n);this[gt][e!==void 0?e:n]=[t]}append(n,t){n=`${n}`,t=`${t}`,Fa(n),Vf(t);const e=Fi(this[gt],n);e!==void 0?this[gt][e].push(t):this[gt][n]=[t]}has(n){return n=`${n}`,Fa(n),Fi(this[gt],n)!==void 0}delete(n){n=`${n}`,Fa(n);const t=Fi(this[gt],n);t!==void 0&&delete this[gt][t]}raw(){return this[gt]}keys(){return Vc(this,"key")}values(){return Vc(this,"value")}[Symbol.iterator](){return Vc(this,"key+value")}}vn.prototype.entries=vn.prototype[Symbol.iterator];Object.defineProperty(vn.prototype,Symbol.toStringTag,{value:"Headers",writable:!1,enumerable:!1,configurable:!0});Object.defineProperties(vn.prototype,{get:{enumerable:!0},forEach:{enumerable:!0},set:{enumerable:!0},append:{enumerable:!0},has:{enumerable:!0},delete:{enumerable:!0},keys:{enumerable:!0},values:{enumerable:!0},entries:{enumerable:!0}});function Hc(n){let t=arguments.length>1&&arguments[1]!==void 0?arguments[1]:"key+value";const e=Object.keys(n[gt]).sort();return e.map(t==="key"?function(r){return r.toLowerCase()}:t==="value"?function(r){return n[gt][r].join(", ")}:function(r){return[r.toLowerCase(),n[gt][r].join(", ")]})}const qc=Symbol("internal");function Vc(n,t){const e=Object.create(Gc);return e[qc]={target:n,kind:t,index:0},e}const Gc=Object.setPrototypeOf({next(){if(!this||Object.getPrototypeOf(this)!==Gc)throw new TypeError("Value of `this` is not a HeadersIterator");var n=this[qc];const t=n.target,e=n.kind,r=n.index,i=Hc(t,e),a=i.length;return r>=a?{value:void 0,done:!0}:(this[qc].index=r+1,{value:i[r],done:!1})}},Object.getPrototypeOf(Object.getPrototypeOf([][Symbol.iterator]())));Object.defineProperty(Gc,Symbol.toStringTag,{value:"HeadersIterator",writable:!1,enumerable:!1,configurable:!0});function sL(n){const t=Object.assign({__proto__:null},n[gt]),e=Fi(n[gt],"Host");return e!==void 0&&(t[e]=t[e][0]),t}function oL(n){const t=new vn;for(const e of Object.keys(n)){if(Hf.test(e))continue;if(Array.isArray(n[e]))for(const r of n[e]){if(Mc.test(r))continue;t[gt][e]===void 0?t[gt][e]=[r]:t[gt][e].push(r)}else Mc.test(n[e])||(t[gt][e]=[n[e]])}return t}const yr=Symbol("Response internals"),cL=Bc.default.STATUS_CODES;class Fn{constructor(){let n=arguments.length>0&&arguments[0]!==void 0?arguments[0]:null,t=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{};Dt.call(this,n,t);const e=t.status||200,r=new vn(t.headers);if(n!=null&&!r.has("Content-Type")){const i=Pf(n);i&&r.append("Content-Type",i)}this[yr]={url:t.url,status:e,statusText:t.statusText||cL[e],headers:r,counter:t.counter}}get url(){return this[yr].url||""}get status(){return this[yr].status}get ok(){return this[yr].status>=200&&this[yr].status<300}get redirected(){return this[yr].counter>0}get statusText(){return this[yr].statusText}get headers(){return this[yr].headers}clone(){return new Fn(zf(this),{url:this.url,status:this.status,statusText:this.statusText,headers:this.headers,ok:this.ok,redirected:this.redirected})}}Dt.mixIn(Fn.prototype);Object.defineProperties(Fn.prototype,{url:{enumerable:!0},status:{enumerable:!0},ok:{enumerable:!0},redirected:{enumerable:!0},statusText:{enumerable:!0},headers:{enumerable:!0},clone:{enumerable:!0}});Object.defineProperty(Fn.prototype,Symbol.toStringTag,{value:"Response",writable:!1,enumerable:!1,configurable:!0});const Qn=Symbol("Request internals"),Yc=js.default.parse,lL=js.default.format,uL="destroy"in fn.default.Readable.prototype;function Ks(n){return typeof n=="object"&&typeof n[Qn]=="object"}function hL(n){const t=n&&typeof n=="object"&&Object.getPrototypeOf(n);return!!(t&&t.constructor.name==="AbortSignal")}class $r{constructor(n){let t=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{},e;Ks(n)?e=Yc(n.url):(n&&n.href?e=Yc(n.href):e=Yc(`${n}`),n={});let r=t.method||n.method||"GET";if(r=r.toUpperCase(),(t.body!=null||Ks(n)&&n.body!==null)&&(r==="GET"||r==="HEAD"))throw new TypeError("Request with GET/HEAD method cannot have body");let i=t.body!=null?t.body:Ks(n)&&n.body!==null?zf(n):null;Dt.call(this,i,{timeout:t.timeout||n.timeout||0,size:t.size||n.size||0});const a=new vn(t.headers||n.headers||{});if(i!=null&&!a.has("Content-Type")){const o=Pf(i);o&&a.append("Content-Type",o)}let s=Ks(n)?n.signal:null;if("signal"in t&&(s=t.signal),s!=null&&!hL(s))throw new TypeError("Expected signal to be an instanceof AbortSignal");this[Qn]={method:r,redirect:t.redirect||n.redirect||"follow",headers:a,parsedURL:e,signal:s},this.follow=t.follow!==void 0?t.follow:n.follow!==void 0?n.follow:20,this.compress=t.compress!==void 0?t.compress:n.compress!==void 0?n.compress:!0,this.counter=t.counter||n.counter||0,this.agent=t.agent||n.agent}get method(){return this[Qn].method}get url(){return lL(this[Qn].parsedURL)}get headers(){return this[Qn].headers}get redirect(){return this[Qn].redirect}get signal(){return this[Qn].signal}clone(){return new $r(this)}}Dt.mixIn($r.prototype);Object.defineProperty($r.prototype,Symbol.toStringTag,{value:"Request",writable:!1,enumerable:!1,configurable:!0});Object.defineProperties($r.prototype,{method:{enumerable:!0},url:{enumerable:!0},headers:{enumerable:!0},redirect:{enumerable:!0},clone:{enumerable:!0},signal:{enumerable:!0}});function dL(n){const t=n[Qn].parsedURL,e=new vn(n[Qn].headers);if(e.has("Accept")||e.set("Accept","*/*"),!t.protocol||!t.hostname)throw new TypeError("Only absolute URLs are supported");if(!/^https?:$/.test(t.protocol))throw new TypeError("Only HTTP(S) protocols are supported");if(n.signal&&n.body instanceof fn.default.Readable&&!uL)throw new Error("Cancellation of streamed requests with AbortSignal is not supported in node < 8");let r=null;if(n.body==null&&/^(POST|PUT)$/i.test(n.method)&&(r="0"),n.body!=null){const a=Mf(n);typeof a=="number"&&(r=String(a))}r&&e.set("Content-Length",r),e.has("User-Agent")||e.set("User-Agent","node-fetch/1.0 (+https://github.com/bitinn/node-fetch)"),n.compress&&!e.has("Accept-Encoding")&&e.set("Accept-Encoding","gzip,deflate");let i=n.agent;return typeof i=="function"&&(i=i(t)),!e.has("Connection")&&!i&&e.set("Connection","close"),Object.assign({},t,{method:n.method,headers:sL(e),agent:i})}function Wa(n){Error.call(this,n),this.type="aborted",this.message=n,Error.captureStackTrace(this,this.constructor)}Wa.prototype=Object.create(Error.prototype);Wa.prototype.constructor=Wa;Wa.prototype.name="AbortError";const qf=fn.default.PassThrough,pL=js.default.resolve;function vr(n,t){if(!vr.Promise)throw new Error("native promise missing, set fetch.Promise to your favorite alternative");return Dt.Promise=vr.Promise,new vr.Promise(function(e,r){const i=new $r(n,t),a=dL(i),s=(a.protocol==="https:"?Wf.default:Bc.default).request,o=i.signal;let c=null;const l=function(){let m=new Wa("The user aborted a request.");if(r(m),i.body&&i.body instanceof fn.default.Readable&&i.body.destroy(m),!c||!c.body)return;c.body.emit("error",m)};if(o&&o.aborted){l();return}const u=function(){l(),p()},h=s(a);let d;o&&o.addEventListener("abort",u);function p(){h.abort(),o&&o.removeEventListener("abort",u),clearTimeout(d)}i.timeout&&h.once("socket",function(f){d=setTimeout(function(){r(new Pt(`network timeout at: ${i.url}`,"request-timeout")),p()},i.timeout)}),h.on("error",function(f){r(new Pt(`request to ${i.url} failed, reason: ${f.message}`,"system",f)),p()}),h.on("response",function(f){clearTimeout(d);const m=oL(f.headers);if(vr.isRedirect(f.statusCode)){const S=m.get("Location"),x=S===null?null:pL(i.url,S);switch(i.redirect){case"error":r(new Pt(`uri requested responds with a redirect, redirect mode is set to error: ${i.url}`,"no-redirect")),p();return;case"manual":if(x!==null)try{m.set("Location",x)}catch(I){r(I)}break;case"follow":if(x===null)break;if(i.counter>=i.follow){r(new Pt(`maximum redirect reached at: ${i.url}`,"max-redirect")),p();return}const N={headers:new vn(i.headers),follow:i.follow,counter:i.counter+1,agent:i.agent,compress:i.compress,method:i.method,body:i.body,signal:i.signal,timeout:i.timeout,size:i.size};if(f.statusCode!==303&&i.body&&Mf(i)===null){r(new Pt("Cannot follow redirect with body being a readable stream","unsupported-redirect")),p();return}(f.statusCode===303||(f.statusCode===301||f.statusCode===302)&&i.method==="POST")&&(N.method="GET",N.body=void 0,N.headers.delete("content-length")),e(vr(new $r(x,N))),p();return}}f.once("end",function(){o&&o.removeEventListener("abort",u)});let g=f.pipe(new qf);const y={url:i.url,status:f.statusCode,statusText:f.statusMessage,headers:m,size:i.size,timeout:i.timeout,counter:i.counter},w=m.get("Content-Encoding");if(!i.compress||i.method==="HEAD"||w===null||f.statusCode===204||f.statusCode===304){c=new Fn(g,y),e(c);return}const b={flush:gr.default.Z_SYNC_FLUSH,finishFlush:gr.default.Z_SYNC_FLUSH};if(w=="gzip"||w=="x-gzip"){g=g.pipe(gr.default.createGunzip(b)),c=new Fn(g,y),e(c);return}if(w=="deflate"||w=="x-deflate"){const S=f.pipe(new qf);S.once("data",function(x){(x[0]&15)===8?g=g.pipe(gr.default.createInflate()):g=g.pipe(gr.default.createInflateRaw()),c=new Fn(g,y),e(c)});return}if(w=="br"&&typeof gr.default.createBrotliDecompress=="function"){g=g.pipe(gr.default.createBrotliDecompress()),c=new Fn(g,y),e(c);return}c=new Fn(g,y),e(c)}),aL(h,i)})}vr.isRedirect=function(n){return n===301||n===302||n===303||n===307||n===308};vr.Promise=global.Promise;var fL=vr}),di=we(A=>{"use strict";Object.defineProperty(A,"__esModule",{value:!0});var jc=function(n,t){return jc=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,r){e.__proto__=r}||function(e,r){for(var i in r)r.hasOwnProperty(i)&&(e[i]=r[i])},jc(n,t)};function er(n,t){jc(n,t);function e(){this.constructor=n}n.prototype=t===null?Object.create(t):(e.prototype=t.prototype,new e)}function pe(n,t,e,r){return new(e||(e=Promise))(function(i,a){function s(l){try{c(r.next(l))}catch(u){a(u)}}function o(l){try{c(r.throw(l))}catch(u){a(u)}}function c(l){l.done?i(l.value):new e(function(u){u(l.value)}).then(s,o)}c((r=r.apply(n,t||[])).next())})}function fe(n,t){var e={label:0,sent:function(){if(a[0]&1)throw a[1];return a[1]},trys:[],ops:[]},r,i,a,s;return s={next:o(0),throw:o(1),return:o(2)},typeof Symbol=="function"&&(s[Symbol.iterator]=function(){return this}),s;function o(l){return function(u){return c([l,u])}}function c(l){if(r)throw new TypeError("Generator is already executing.");for(;e;)try{if(r=1,i&&(a=l[0]&2?i.return:l[0]?i.throw||((a=i.return)&&a.call(i),0):i.next)&&!(a=a.call(i,l[1])).done)return a;(i=0,a)&&(l=[l[0]&2,a.value]);switch(l[0]){case 0:case 1:a=l;break;case 4:return e.label++,{value:l[1],done:!1};case 5:e.label++,i=l[1],l=[0];continue;case 7:l=e.ops.pop(),e.trys.pop();continue;default:if(!(a=e.trys,a=a.length>0&&a[a.length-1])&&(l[0]===6||l[0]===2)){e=0;continue}if(l[0]===3&&(!a||l[1]>a[0]&&l[1]<a[3])){e.label=l[1];break}if(l[0]===6&&e.label<a[1]){e.label=a[1],a=l;break}if(a&&e.label<a[2]){e.label=a[2],e.ops.push(l);break}a[2]&&e.ops.pop(),e.trys.pop();continue}l=t.call(n,e)}catch(u){l=[6,u],i=0}finally{r=a=0}if(l[0]&5)throw l[1];return{value:l[0]?l[1]:void 0,done:!0}}}var mL=1e-7,gL=1e-4,yL=function(){function n(t,e){this.backend=t,this.dataMover=e,this.data=new WeakMap,this.dataIdsCount=0}return n.prototype.get=function(t){return this.data.has(t)||this.dataMover.moveData(this.backend,t),this.data.get(t)},n.prototype.set=function(t,e){this.dataIdsCount++,this.data.set(t,e)},n.prototype.has=function(t){return this.data.has(t)},n.prototype.delete=function(t){return this.dataIdsCount--,this.data.delete(t)},n.prototype.numDataIds=function(){return this.dataIdsCount},n}(),Yf=function(){function n(){}return n.prototype.time=function(t){return X("time")},n.prototype.read=function(t){return X("read")},n.prototype.readSync=function(t){return X("readSync")},n.prototype.numDataIds=function(){return X("numDataIds")},n.prototype.disposeData=function(t){return X("disposeData")},n.prototype.write=function(t,e,r){return X("write")},n.prototype.move=function(t,e,r,i){return X("move")},n.prototype.memory=function(){return X("memory")},n.prototype.floatPrecision=function(){return X("floatPrecision")},n.prototype.epsilon=function(){return this.floatPrecision()===32?mL:gL},n.prototype.batchMatMul=function(t,e,r,i){return X("batchMatMul")},n.prototype.fusedBatchMatMul=function(t){var e=t.a,r=t.b,i=t.transposeA,a=t.transposeB,s=t.bias,o=t.activation,c=t.preluActivationWeights;return X("fusedBatchMatMul")},n.prototype.slice=function(t,e,r){return X("slice")},n.prototype.stridedSlice=function(t,e,r,i){return X("stridedSlice")},n.prototype.unstack=function(t,e){return X("unstack")},n.prototype.reverse=function(t,e){return X("reverse")},n.prototype.concat=function(t,e){return X("concat")},n.prototype.neg=function(t){return X("neg")},n.prototype.add=function(t,e){return X("add")},n.prototype.addN=function(t){return X("addN")},n.prototype.subtract=function(t,e){return X("subtract")},n.prototype.multiply=function(t,e){return X("multiply")},n.prototype.realDivide=function(t,e){return X("realDivide")},n.prototype.floorDiv=function(t,e){return X("floorDiv")},n.prototype.sum=function(t,e){return X("sum")},n.prototype.prod=function(t,e){return X("prod")},n.prototype.unsortedSegmentSum=function(t,e,r){return X("unsortedSegmentSum")},n.prototype.argMin=function(t,e){return X("argMin")},n.prototype.argMax=function(t,e){return X("argMax")},n.prototype.equal=function(t,e){return X("equal")},n.prototype.notEqual=function(t,e){return X("notEqual")},n.prototype.less=function(t,e){return X("less")},n.prototype.lessEqual=function(t,e){return X("lessEqual")},n.prototype.greater=function(t,e){return X("greater")},n.prototype.greaterEqual=function(t,e){return X("greaterEqual")},n.prototype.logicalNot=function(t){return X("logicalNot")},n.prototype.logicalAnd=function(t,e){return X("logicalAnd")},n.prototype.logicalOr=function(t,e){return X("logicalOr")},n.prototype.where=function(t){return X("where")},n.prototype.select=function(t,e,r){return X("select")},n.prototype.topk=function(t,e,r){return X("topk")},n.prototype.min=function(t,e){return X("min")},n.prototype.minimum=function(t,e){return X("minimum")},n.prototype.mod=function(t,e){return X("mod")},n.prototype.max=function(t,e){return X("max")},n.prototype.maximum=function(t,e){return X("maximum")},n.prototype.all=function(t,e){return X("all")},n.prototype.any=function(t,e){return X("any")},n.prototype.squaredDifference=function(t,e){return X("squaredDifference")},n.prototype.ceil=function(t){return X("ceil")},n.prototype.floor=function(t){return X("floor")},n.prototype.round=function(t){return X("round")},n.prototype.sign=function(t){return X("sign")},n.prototype.isNaN=function(t){return X("isNaN")},n.prototype.isInf=function(t){return X("isInf")},n.prototype.isFinite=function(t){return X("isFinite")},n.prototype.pow=function(t,e){return X("pow")},n.prototype.exp=function(t){return X("exp")},n.prototype.expm1=function(t){return X("expm1")},n.prototype.softmax=function(t,e){return X("softmax")},n.prototype.log=function(t){return X("log")},n.prototype.log1p=function(t){return X("log1p")},n.prototype.sqrt=function(t){return X("sqrt")},n.prototype.rsqrt=function(t){return X("rsqrt")},n.prototype.square=function(t){return X("square")},n.prototype.reciprocal=function(t){return X("reciprocal")},n.prototype.relu=function(t){return X("relu")},n.prototype.relu6=function(t){return X("relu6")},n.prototype.prelu=function(t,e){return X("prelu")},n.prototype.elu=function(t){return X("elu")},n.prototype.eluDer=function(t,e){return X("eluDer")},n.prototype.selu=function(t){return X("selu")},n.prototype.int=function(t){return X("int")},n.prototype.clip=function(t,e,r){return X("clip")},n.prototype.abs=function(t){return X("abs")},n.prototype.complexAbs=function(t){return X("complexAbs")},n.prototype.sigmoid=function(t){return X("sigmoid")},n.prototype.softplus=function(t){return X("softplus")},n.prototype.sin=function(t){return X("sin")},n.prototype.cos=function(t){return X("cos")},n.prototype.tan=function(t){return X("tan")},n.prototype.asin=function(t){return X("asin")},n.prototype.acos=function(t){return X("acos")},n.prototype.atan=function(t){return X("atan")},n.prototype.atan2=function(t,e){return X("atan2")},n.prototype.sinh=function(t){return X("sinh")},n.prototype.cosh=function(t){return X("cosh")},n.prototype.tanh=function(t){return X("tanh")},n.prototype.asinh=function(t){return X("asinh")},n.prototype.acosh=function(t){return X("acosh")},n.prototype.atanh=function(t){return X("atanh")},n.prototype.erf=function(t){return X("erf")},n.prototype.step=function(t,e){return X("step")},n.prototype.fusedConv2d=function(t){var e=t.input,r=t.filter,i=t.convInfo,a=t.bias,s=t.activation,o=t.preluActivationWeights;return X("fusedConv2d")},n.prototype.conv2d=function(t,e,r){return X("conv2d")},n.prototype.conv2dDerInput=function(t,e,r){return X("conv2dDerInput")},n.prototype.conv2dDerFilter=function(t,e,r){return X("conv2dDerFilter")},n.prototype.fusedDepthwiseConv2D=function(t){var e=t.input,r=t.filter,i=t.convInfo,a=t.bias,s=t.activation,o=t.preluActivationWeights;return X("fusedDepthwiseConv2D")},n.prototype.depthwiseConv2D=function(t,e,r){return X("depthwiseConv2D")},n.prototype.depthwiseConv2DDerInput=function(t,e,r){return X("depthwiseConv2DDerInput")},n.prototype.depthwiseConv2DDerFilter=function(t,e,r){return X("depthwiseConv2DDerFilter")},n.prototype.conv3d=function(t,e,r){return X("conv3d")},n.prototype.conv3dDerInput=function(t,e,r){return X("conv3dDerInput")},n.prototype.conv3dDerFilter=function(t,e,r){return X("conv3dDerFilter")},n.prototype.maxPool=function(t,e){return X("maxPool")},n.prototype.maxPoolBackprop=function(t,e,r,i){return X("maxPoolBackprop")},n.prototype.avgPool=function(t,e){return X("avgPool")},n.prototype.avgPoolBackprop=function(t,e,r){return X("avgPoolBackprop")},n.prototype.avgPool3d=function(t,e){return X("avgPool3d")},n.prototype.avgPool3dBackprop=function(t,e,r){return X("avgPool3dBackprop")},n.prototype.maxPool3d=function(t,e){return X("maxPool3d")},n.prototype.maxPool3dBackprop=function(t,e,r,i){return X("maxPool3dBackprop")},n.prototype.reshape=function(t,e){return X("reshape")},n.prototype.cast=function(t,e){return X("cast")},n.prototype.tile=function(t,e){return X("tile")},n.prototype.pad=function(t,e,r){return X("pad")},n.prototype.transpose=function(t,e){return X("transpose")},n.prototype.gather=function(t,e,r){return X("gather")},n.prototype.gatherND=function(t,e){return X("gatherND")},n.prototype.scatterND=function(t,e,r){return X("scatterND")},n.prototype.batchToSpaceND=function(t,e,r){return X("batchToSpaceND")},n.prototype.spaceToBatchND=function(t,e,r){return X("spaceToBatchND")},n.prototype.resizeBilinear=function(t,e,r,i){return X("resizeBilinear")},n.prototype.resizeBilinearBackprop=function(t,e,r){return X("resizeBilinearBackprop")},n.prototype.resizeNearestNeighbor=function(t,e,r,i){return X("resizeNearestNeighbor")},n.prototype.resizeNearestNeighborBackprop=function(t,e,r){return X("resizeNearestNeighborBackprop")},n.prototype.batchNorm=function(t,e,r,i,a,s){return X("batchNorm")},n.prototype.localResponseNormalization4D=function(t,e,r,i,a){return X("localResponseNormalization4D")},n.prototype.LRNGrad=function(t,e,r,i,a,s,o){return X("LRNGrad")},n.prototype.multinomial=function(t,e,r,i){return X("multinomial")},n.prototype.oneHot=function(t,e,r,i){return X("oneHot")},n.prototype.cumsum=function(t,e,r,i){return X("cumsum")},n.prototype.nonMaxSuppression=function(t,e,r,i,a){return X("nonMaxSuppression")},n.prototype.fft=function(t){return X("fft")},n.prototype.ifft=function(t){return X("ifft")},n.prototype.complex=function(t,e){return X("complex")},n.prototype.real=function(t){return X("real")},n.prototype.imag=function(t){return X("imag")},n.prototype.cropAndResize=function(t,e,r,i,a,s){return X("cropAndResize")},n.prototype.depthToSpace=function(t,e,r){return X("depthToSpace")},n.prototype.split=function(t,e,r){return X("split")},n.prototype.sparseToDense=function(t,e,r,i){return X("sparseToDense")},n.prototype.diag=function(t){return X("diag")},n.prototype.fill=function(t,e,r){return X("fill")},n.prototype.onesLike=function(t){return X("onesLike")},n.prototype.zerosLike=function(t){return X("zerosLike")},n.prototype.linspace=function(t,e,r){return X("linspace")},n.prototype.dispose=function(){return X("dispose")},n}();function X(n){throw new Error("'"+n+"' not yet implemented or not found in the registry. This kernel may not be supported by the tfjs backend you have chosen")}function jf(n){for(var t=n.length,e=0,r=0;t>0;)r=Math.random()*t|0,t--,e=n[t],n[t]=n[r],n[r]=e}function Ua(n,t,e){return Math.max(n,Math.min(t,e))}function vL(n){return n%2===0?n:n+1}function wL(n){for(var t=0,e=0;e<n.length;e++)t+=n[e];return t}function bL(n,t){var e=Math.random();return t*e+(1-e)*n}function xL(n,t){for(var e=0,r=0;r<n.length;r++){var i=Number(n[r])-Number(t[r]);e+=i*i}return e}function E(n,t){if(!n)throw new Error(typeof t=="string"?t:t())}function Pe(n,t,e){e===void 0&&(e=""),E(wn(n,t),function(){return e+(" Shapes "+n+" and "+t+" must match")})}function Xr(n){E(n!=null,function(){return"The input to the tensor constructor must be a non-null value."})}function Jr(n,t,e){if(t===void 0&&(t=[]),e===void 0&&(e=!1),t==null&&(t=[]),Array.isArray(n)||Ut(n)&&!e)for(var r=0;r<n.length;++r)Jr(n[r],t,e);else t.push(n);return t}function pt(n){if(n.length===0)return 1;for(var t=n[0],e=1;e<n.length;e++)t*=n[e];return t}function SL(n){return n.length===0}function wn(n,t){if(n===t)return!0;if(n==null||t==null)return!1;if(n.length!==t.length)return!1;for(var e=0;e<n.length;e++)if(n[e]!==t[e])return!1;return!0}function ot(n){return n%1===0}function LL(n){if(Math.tanh!=null)return Math.tanh(n);if(n===Infinity)return 1;if(n===-Infinity)return-1;var t=Math.exp(2*n);return(t-1)/(t+1)}function IL(n){var t=Math.ceil(Math.sqrt(n));return[t,Math.ceil(n/t)]}function AL(n){for(var t=new Uint32Array(n),e=0;e<n;++e)t[e]=e;return jf(t),t}function Ba(n,t){return t<=n.length?n:n+" ".repeat(t-n.length)}function TL(n,t,e){return t===void 0&&(t=function(r){return 0}),new Promise(function(r,i){var a=0,s=function(){if(n()){r();return}a++;var o=t(a);if(e!=null&&a>=e){i();return}setTimeout(s,o)};s()})}function Kf(n,t){for(var e=1,r=-1,i=0;i<n.length;++i)if(n[i]>=0)e*=n[i];else if(n[i]===-1){if(r!==-1)throw Error("Shapes can only have 1 implicit size. "+("Found -1 at dim "+r+" and dim "+i));r=i}else if(n[i]<0)throw Error("Shapes can not be < 0. Found "+n[i]+" at dim "+i);if(r===-1){if(t>0&&t!==e)throw Error("Size("+t+") must match the product of shape "+n);return n}if(e===0)throw Error("Cannot infer the missing size in ["+n+"] when there are 0 elements");if(t%e!==0)throw Error("The implicit shape can't be a fractional number. "+("Got "+t+" / "+e));var a=n.slice();return a[r]=t/e,a}function rt(n,t){var e=t.length;return n=n==null?t.map(function(r,i){return i}):[].concat(n),E(n.every(function(r){return r>=-e&&r<e}),function(){return"All values in axis param must be in range [-"+e+", "+e+") but "+("got axis "+n)}),E(n.every(function(r){return ot(r)}),function(){return"All values in axis param must be integers but "+("got axis "+n)}),n.map(function(r){return r<0?e+r:r})}function $f(n,t){for(var e=[],r=[],i=t!=null&&Array.isArray(t)&&t.length===0,a=t==null||i?null:rt(t,n).sort(),s=0,o=0;o<n.length;++o){if(a!=null){if(a[s]===o&&n[o]!==1)throw new Error("Can't squeeze axis "+o+" since its dim '"+n[o]+"' is not 1");(a[s]==null||a[s]>o)&&n[o]===1&&(e.push(n[o]),r.push(o)),a[s]<=o&&s++}n[o]!==1&&(e.push(n[o]),r.push(o))}return{newShape:e,keptDims:r}}function $s(n,t){var e=null;if(n==null||n==="float32")e=new Float32Array(t);else if(n==="int32")e=new Int32Array(t);else if(n==="bool")e=new Uint8Array(t);else throw new Error("Unknown data type "+n);return e}function Xf(n,t){var e=null;if(n==null||n==="float32")e=new Float32Array(t);else if(n==="int32")e=new Int32Array(t);else if(n==="bool")e=new Uint8Array(t);else if(n==="string")e=new Array(t);else throw new Error("Unknown data type "+n);return e}function Jf(n,t){for(var e=0;e<n.length;e++){var r=n[e];if(isNaN(r)||!isFinite(r))throw Error("A tensor of type "+t+" being uploaded contains "+r+".")}}function Zf(n){return n==="bool"||n==="complex64"||n==="float32"||n==="int32"||n==="string"}function Qf(n,t){return t==="complex64"||(t==="float32"&&n!=="complex64"||t==="int32"&&n!=="float32"&&n!=="complex64")?!1:!(t==="bool"&&n==="bool")}function Ut(n){return n instanceof Float32Array||n instanceof Int32Array||n instanceof Uint8Array}function em(n){if(n==="float32"||n==="int32")return 4;if(n==="complex64")return 8;if(n==="bool")return 1;throw new Error("Unknown dtype "+n)}function tm(n){if(n==null)return 0;var t=0;return n.forEach(function(e){return t+=e.length}),t}function wr(n){return typeof n=="string"||n instanceof String}function nm(n){return typeof n=="boolean"}function rm(n){return typeof n=="number"}function Xs(n){return Array.isArray(n)?Xs(n[0]):n instanceof Float32Array?"float32":n instanceof Int32Array||n instanceof Uint8Array?"int32":rm(n)?"float32":wr(n)?"string":nm(n)?"bool":"float32"}function br(n){return!!(n&&n.constructor&&n.call&&n.apply)}function Js(n,t){for(var e=t;e<n;++e)if(n%e===0)return e;return n}function Wi(n){var t=n.length;if(t<2)return[];var e=new Array(t-1);e[t-2]=n[t-1];for(var r=t-3;r>=0;--r)e[r]=e[r+1]*n[r+1];return e}function im(n,t,e){var r=new Array;if(t.length===1)for(var i=t[0],a=0;a<i;a++)r[a]=e[n+a];else for(var i=t[0],s=t.slice(1),o=s.reduce(function(l,u){return l*u}),a=0;a<i;a++)r[a]=im(n+a*o,s,e);return r}function Ui(n,t){if(n.length===0)return t[0];var e=n.reduce(function(r,i){return r*i});if(e===0)return[];if(e!==t.length)throw new Error("["+n+"] does not match the input size "+t.length+".");return im(0,n,t)}function Kc(n,t){for(var e=Bi(n,t),r=0;r<e.length;r++)e[r]=1;return e}function Bi(n,t){if(t==null||t==="float32"||t==="complex64")return new Float32Array(n);if(t==="int32")return new Int32Array(n);if(t==="bool")return new Uint8Array(n);throw new Error("Unknown data type "+t)}function NL(n,t){var e=n.reduce(function(r,i){return r*i},1);if(t==null||t==="float32")return Ui(n,new Float32Array(e));if(t==="int32")return Ui(n,new Int32Array(e));if(t==="bool")return Ui(n,new Uint8Array(e));throw new Error("Unknown data type "+t)}function $c(n){n.forEach(function(t){E(Number.isInteger(t)&&t>=0,function(){return"Tensor must have a shape comprised of positive integers but got "+("shape ["+n+"].")})})}function _L(n,t,e){if(t===0)return 0;if(t===1)return n[0];for(var r=n[n.length-1],i=0;i<n.length-1;++i)r+=e[i]*n[i];return r}function CL(n,t,e){if(t===0)return[];if(t===1)return[n];for(var r=new Array(t),i=0;i<r.length-1;++i)r[i]=Math.floor(n/e[i]),n-=r[i]*e[i];return r[r.length-1]=n,r}function Xc(n){return n&&n.then&&typeof n.then=="function"}var am="tfjsflags",sm=function(){function n(t){this.global=t,this.flags={},this.flagRegistry={},this.urlFlags={},this.populateURLFlags()}return n.prototype.setPlatform=function(t,e){this.platform!=null&&console.warn("Platform "+this.platformName+" has already been set. "+("Overwriting the platform with "+e+".")),this.platformName=t,this.platform=e},n.prototype.registerFlag=function(t,e,r){if(this.flagRegistry[t]={evaluationFn:e,setHook:r},this.urlFlags[t]!=null){var i=this.urlFlags[t];console.warn("Setting feature override from URL "+t+": "+i+"."),this.set(t,i)}},n.prototype.getAsync=function(t){return pe(this,void 0,void 0,function(){var e,r;return fe(this,function(i){switch(i.label){case 0:return t in this.flags?[2,this.flags[t]]:(e=this.flags,r=t,[4,this.evaluateFlag(t)]);case 1:return e[r]=i.sent(),[2,this.flags[t]]}})})},n.prototype.get=function(t){if(t in this.flags)return this.flags[t];var e=this.evaluateFlag(t);if(Xc(e))throw new Error("Flag "+t+" cannot be synchronously evaluated. Please use getAsync() instead.");return this.flags[t]=e,this.flags[t]},n.prototype.getNumber=function(t){return this.get(t)},n.prototype.getBool=function(t){return this.get(t)},n.prototype.getFlags=function(){return this.flags},Object.defineProperty(n.prototype,"features",{get:function(){return this.flags},enumerable:!0,configurable:!0}),n.prototype.set=function(t,e){if(this.flagRegistry[t]==null)throw new Error("Cannot set flag "+t+" as it has not been registered.");this.flags[t]=e,this.flagRegistry[t].setHook!=null&&this.flagRegistry[t].setHook(e)},n.prototype.evaluateFlag=function(t){if(this.flagRegistry[t]==null)throw new Error("Cannot evaluate flag '"+t+"': no evaluation function found.");return this.flagRegistry[t].evaluationFn()},n.prototype.setFlags=function(t){this.flags=Object.assign({},t)},n.prototype.reset=function(){this.flags={},this.urlFlags={},this.populateURLFlags()},n.prototype.populateURLFlags=function(){var t=this;if(typeof this.global=="undefined"||typeof this.global.location=="undefined"||typeof this.global.location.search=="undefined")return;var e=RL(this.global.location.search);if(am in e){var r=e[am].split(",");r.forEach(function(i){var a=i.split(":"),s=a[0],o=a[1];t.urlFlags[s]=OL(s,o)})}},n}();function RL(n){var t={};return n.replace(/[?&]([^=?&]+)(?:=([^&]*))?/g,function(e){for(var r=[],i=1;i<arguments.length;i++)r[i-1]=arguments[i];return EL(t,r[0],r[1]),r.join("=")}),t}function EL(n,t,e){n[decodeURIComponent(t)]=decodeURIComponent(e||"")}function OL(n,t){if(t=t.toLowerCase(),t==="true"||t==="false")return t==="true";if(""+ +t===t)return+t;throw new Error("Could not parse value flag value "+t+" for flag "+n+".")}function qe(){return A.ENV}A.ENV=null;function DL(n){A.ENV=n}var Jc;function om(){if(Jc==null){var n=void 0;if(typeof window!="undefined")n=window;else if(typeof global!="undefined")n=global;else if(typeof process!="undefined")n=process;else if(typeof self!="undefined")n=self;else throw new Error("Could not find a global object");Jc=n}return Jc}function kL(){var n=om();return n._tfGlobals==null&&(n._tfGlobals=new Map),n._tfGlobals}function cm(n,t){var e=kL();if(e.has(n))return e.get(n);var r=t();return e.set(n,r),e.get(n)}var Zc="Abs",Qc="Acos",el="Acosh",Zs="Add",tl="AddN",lm="All",um="Any",nl="ArgMax",rl="ArgMin",il="Asin",al="Asinh",sl="Atan",ol="Atanh",cl="Atan2",ll="AvgPool",hm="AvgPoolBackprop",ul="AvgPool3D",dm="AvgPool3DBackprop",hl="BatchMatMul",dl="BatchToSpaceND",pl="BroadcastTo",Qs="Cast",fl="Ceil",ml="ClipByValue",pm="Complex",gl="Concat",yl="Conv2D",fm="Conv2DBackpropFilter",vl="Conv2DBackpropInput",wl="Conv3D",mm="Conv3DBackpropFilterV2",gm="Conv3DBackpropInputV2",bl="Cos",xl="Cosh",Sl="Cumsum",ym="CropAndResize",vm="DepthToSpace",Ll="DepthwiseConv2dNative",wm="DepthwiseConv2dNativeBackpropFilter",bm="DepthwiseConv2dNativeBackpropInput",xm="Diag",Il="Dilation2D",Sm="Dilation2DBackpropInput",Lm="Dilation2DBackpropFilter",Al="Div",Tl="Elu",Im="EluGrad",Nl="Erf",Am="Equal",_l="Exp",Cl="Expm1",Tm="FFT",Nm="Fill",_m="FlipLeftRight",Rl="Floor",Ol="FloorDiv",El="FusedBatchNorm",Dl="GatherV2",Cm="GatherNd",Rm="Greater",kl="GreaterEqual",Fl="Identity",Om="IFFT",Em="Imag",Wl="IsFinite",Ul="IsInf",Bl="IsNan",Dm="Less",km="LessEqual",Fm="LinSpace",zl="Log",Pl="Log1p",Wm="LogicalAnd",Um="LogicalNot",Bm="LogicalOr",Ml="LogSoftmax",Hl="LRN",zm="LRNBackprop",Vl="Max",ql="Maximum",Gl="MaxPool",Pm="MaxPoolBackprop",Yl="MaxPool3D",Mm="MaxPool3DBackprop",Hm="MaxPoolWithArgmax",Vm="Mean",jl="Min",Kl="Minimum",$l="MirrorPad",Xl="Mod",Jl="Multiply",Zl="Negate",qm="NotEqual",Gm="NonMaxSuppressionV3",Ym="NonMaxSuppressionV4",jm="NonMaxSuppressionV5",Ql="OnesLike",eu="OneHot",tu="PadV2",FL="Pool",nu="Pow",ru="Prelu",Km="Prod",$m="Range",Xm="Real",iu="Reciprocal",au="Relu",su="Reshape",ou="ResizeNearestNeighbor",Jm="ResizeNearestNeighborGrad",cu="ResizeBilinear",Zm="ResizeBilinearGrad",lu="Relu6",uu="Reverse",hu="Round",du="Rsqrt",Qm="ScatterNd",pu="SelectV2",fu="Selu",mu="Slice",gu="Sin",yu="Sinh",vu="Sign",wu="Sigmoid",bu="Softplus",xu="Sqrt",Su="Sum",Lu="SpaceToBatchND",Iu="SplitV",Au="Softmax",Tu="SquaredDifference",eg="Square",Nu="Sub",tg="SparseToDense",ng="StridedSlice",_u="Tan",Cu="Tanh",Ru="Tile",rg="TopK",Ou="Transpose",ig="Unique",Eu="Unpack",Du="UnsortedSegmentSum",ku="ZerosLike",Fu="Step",Wu="FromPixels",ag="RotateWithOffset",Uu="_FusedMatMul",Bu="FusedConv2D",zu="FusedDepthwiseConv2D";var zi=cm("kernelRegistry",function(){return new Map}),za=cm("gradRegistry",function(){return new Map});function Mu(n,t){var e=Pu(n,t);return zi.get(e)}function Hu(n){return za.get(n)}function eo(n){for(var t=zi.entries(),e=[];;){var r=t.next(),i=r.done,a=r.value;if(i)break;var s=a[0],o=a[1],c=s.split("_")[0];c===n&&e.push(o)}return e}function sg(n){var t=n.kernelName,e=n.backendName,r=Pu(t,e);zi.has(r)&&console.warn("The kernel '"+t+"' for backend "+("'"+e+"' is already registered")),zi.set(r,n)}function og(n){var t=n.kernelName;za.has(t)&&(qe().getBool("DEBUG")&&console.warn("Overriding the gradient for '"+t+"'")),za.set(t,n)}function WL(n,t){var e=Pu(n,t);if(!zi.has(e))throw new Error("The kernel '"+n+"' for backend "+("'"+t+"' is not registered"));zi.delete(e)}function UL(n){if(!za.has(n))throw new Error("The gradient '"+n+"' for backend is not registered");za.delete(n)}function BL(n,t){var e=eo(n);e.forEach(function(r){var i=Object.assign({},r,{backendName:t});sg(i)})}function Pu(n,t){return t+"_"+n}function zL(n,t){return t==="string"?Vu(n):to([n],t)}function PL(n,t){return n instanceof Float32Array&&t==="float32"||n instanceof Int32Array&&t==="int32"||n instanceof Uint8Array&&t==="bool"}function to(n,t){if(t==="string")throw new Error("Cannot convert a string[] to a TypedArray");if(Array.isArray(n)&&(n=Jr(n)),qe().getBool("DEBUG")&&Jf(n,t),PL(n,t))return n;if(t==null||t==="float32"||t==="complex64")return new Float32Array(n);if(t==="int32")return new Int32Array(n);if(t==="bool"){for(var e=new Uint8Array(n.length),r=0;r<e.length;++r)Math.round(n[r])!==0&&(e[r]=1);return e}else throw new Error("Unknown data type "+t)}function qu(){return qe().platform.now()}function ML(n,t){return qe().platform.fetch(n,t)}function Vu(n,t){return t===void 0&&(t="utf-8"),t=t||"utf-8",qe().platform.encode(n,t)}function Gu(n,t){return t===void 0&&(t="utf-8"),t=t||"utf-8",qe().platform.decode(n,t)}var HL={__proto__:null,createScalarValue:zL,toTypedArray:to,now:qu,fetch:ML,encodeString:Vu,decodeString:Gu,shuffle:jf,clamp:Ua,nearestLargerEven:vL,sum:wL,randUniform:bL,distSquared:xL,assert:E,assertShapesMatch:Pe,assertNonNull:Xr,flatten:Jr,sizeFromShape:pt,isScalarShape:SL,arraysEqual:wn,isInt:ot,tanh:LL,sizeToSquarishShape:IL,createShuffledIndices:AL,rightPad:Ba,repeatedTry:TL,inferFromImplicitShape:Kf,parseAxisParam:rt,squeezeShape:$f,getTypedArrayFromDType:$s,getArrayFromDType:Xf,checkConversionForErrors:Jf,isValidDtype:Zf,hasEncodingLoss:Qf,isTypedArray:Ut,bytesPerElement:em,bytesFromStringArray:tm,isString:wr,isBoolean:nm,isNumber:rm,inferDtype:Xs,isFunction:br,nearestDivisor:Js,computeStrides:Wi,toNestedArray:Ui,makeOnesTypedArray:Kc,makeZerosTypedArray:Bi,makeZerosNestedTypedArray:NL,assertNonNegativeIntegerDimensions:$c,locToIndex:_L,indexToLoc:CL,isPromise:Xc};var GL=function(){function n(t,e){this.backendTimer=t,this.logger=e,e==null&&(this.logger=new qL)}return n.prototype.profileKernel=function(t,e,r){for(var i,a=function(){i=r()},s=this.backendTimer.time(a),o=function(u){var h=i[u];h.data().then(function(d){VL(d,h.dtype,t)})},c=0;c<i.length;c++)o(c);var l={kernelName:t,outputs:i,inputs:e,timeMs:s.then(function(u){return u.kernelMs}),extraInfo:s.then(function(u){return u.getExtraProfileInfo!=null?u.getExtraProfileInfo():""})};return l},n.prototype.logKernelProfile=function(t){var e=this,r=t.kernelName,i=t.outputs,a=t.timeMs,s=t.inputs,o=t.extraInfo;i.forEach(function(c){Promise.all([c.data(),a,o]).then(function(l){e.logger.logKernelProfile(r,c,l[0],l[1],s,l[2])})})},n}();function VL(n,t,e){if(t!=="float32")return!1;for(var r=0;r<n.length;r++){var i=n[r];if(isNaN(i)||!isFinite(i))return console.warn("Found "+i+" in the result of '"+e+"'"),!0}return!1}var qL=function(){function n(){}return n.prototype.logKernelProfile=function(t,e,r,i,a,s){var o=typeof i=="number"?Ba(i+"ms",9):i.error,c=Ba(t,25),l=e.rank,u=e.size,h=Ba(e.shape.toString(),14),d="";for(var p in a){var f=a[p];if(f!=null){var m=f.shape||e.shape,g=m.length;d+=p+": "+g+"D "+(g>0?m:"")+" "}}console.log("%c"+c+"	%c"+o+"	%c"+l+"D "+h+"	%c"+u+"	%c"+d+"	%c"+s,"font-weight:bold","color:red","color:blue","color: orange","color: green","color: steelblue")},n}();function YL(n,t,e){for(var r={},i={},a=0;a<t.length;a++)r[t[a].id]=!0;for(var a=0;a<n.length;a++){var s=n[a],o=s.inputs;for(var c in o){for(var l=o[c],u=!1,h=0;h<t.length;h++)if(r[l.id]){s.outputs.forEach(function(b){return r[b.id]=!0}),u=!0,i[s.id]=!0;break}if(u)break}}var d={};d[e.id]=!0;for(var p={},a=n.length-1;a>=0;a--)for(var s=n[a],o=s.inputs,h=0;h<s.outputs.length;h++)if(d[s.outputs[h].id]){for(var c in o)d[o[c].id]=!0,p[s.id]=!0;break}for(var f=[],a=0;a<n.length;a++){var s=n[a];if(i[s.id]&&p[s.id]){var m={};for(var c in s.inputs){var g=s.inputs[c];r[g.id]&&(m[c]=g)}var y=Object.assign({},s);y.inputs=m,y.outputs=s.outputs,f.push(y)}}return f}function jL(n,t,e,r){for(var i=function(s){var o=t[s],c=[];if(o.outputs.forEach(function(d){var p=n[d.id];p!=null?c.push(p):c.push(null)}),o.gradient==null)throw new Error("Cannot compute gradient: gradient function not found "+("for "+o.kernelName+"."));var l=o.gradient(c),u=function(d){if(!(d in l))throw new Error("Cannot backprop through input "+d+". "+("Available gradients found: "+Object.keys(l)+"."));var p=e(function(){return l[d]()});if(p.dtype!=="float32")throw new Error("Error in gradient for op "+o.kernelName+". The gradient of input "+(d+" must have 'float32' dtype, but has '"+p.dtype+"'"));var f=o.inputs[d];if(!wn(p.shape,f.shape))throw new Error("Error in gradient for op "+o.kernelName+". The gradient of input "+("'"+d+"' has shape '"+p.shape+"', which does not match ")+("the shape of the input '"+f.shape+"'"));if(n[f.id]==null)n[f.id]=p;else{var m=n[f.id];n[f.id]=r(m,p),m.dispose()}};for(var h in o.inputs)u(h)},a=t.length-1;a>=0;a--)i(a)}var cg=20,Pa=3,Yu=7;function $L(n,t,e,r){var i=Wi(t),a=KL(n,t,e,i),s=t.length,o=no(n,t,e,i,a),c=["Tensor"];return r&&(c.push("  dtype: "+e),c.push("  rank: "+s),c.push("  shape: ["+t+"]"),c.push("  values:")),c.push(o.map(function(l){return"    "+l}).join(`
`)),c.join(`
`)}function KL(n,t,e,r){var i=pt(t),a=r[r.length-1],s=new Array(a).fill(0),o=t.length,c=e==="complex64"?Ha(n):n;if(o>1)for(var l=0;l<i/a;l++)for(var u=l*a,h=0;h<a;h++)s[h]=Math.max(s[h],Ma(c[u+h],0,e).length);return s}function Ma(n,t,e){var r;return Array.isArray(n)?r=parseFloat(n[0].toFixed(Yu))+" + "+(parseFloat(n[1].toFixed(Yu))+"j"):wr(n)?r="'"+n+"'":e==="bool"?r=lg(n):r=parseFloat(n.toFixed(Yu)).toString(),Ba(r,t)}function lg(n){return n===0?"false":"true"}function no(n,t,e,r,i,a){a===void 0&&(a=!0);var s=e==="complex64"?2:1,o=t[0],c=t.length;if(c===0){if(e==="complex64"){var l=Ha(n);return[Ma(l[0],0,e)]}return e==="bool"?[lg(n[0])]:[n[0].toString()]}if(c===1){if(o>cg){var u=Pa*s,h=Array.from(n.slice(0,u)),d=Array.from(n.slice((o-Pa)*s,o*s));return e==="complex64"&&(h=Ha(h),d=Ha(d)),["["+h.map(function(I,C){return Ma(I,i[C],e)}).join(", ")+", ..., "+d.map(function(I,C){return Ma(I,i[o-Pa+C],e)}).join(", ")+"]"]}var p=e==="complex64"?Ha(n):Array.from(n);return["["+p.map(function(I,C){return Ma(I,i[C],e)}).join(", ")+"]"]}var f=t.slice(1),m=r.slice(1),g=r[0]*s,y=[];if(o>cg){for(var w=0;w<Pa;w++){var b=w*g,S=b+g;y.push.apply(y,no(n.slice(b,S),f,e,m,i,!1))}y.push("...");for(var w=o-Pa;w<o;w++){var b=w*g,S=b+g;y.push.apply(y,no(n.slice(b,S),f,e,m,i,w===o-1))}}else for(var w=0;w<o;w++){var b=w*g,S=b+g;y.push.apply(y,no(n.slice(b,S),f,e,m,i,w===o-1))}var x=c===2?",":"";y[0]="["+y[0]+x;for(var w=1;w<y.length-1;w++)y[w]=" "+y[w]+x;for(var N=`,
`,w=2;w<c;w++)N+=`
`;return y[y.length-1]=" "+y[y.length-1]+"]"+(a?"":N),y}function Ha(n){for(var t=[],e=0;e<n.length;e+=2)t.push([n[e],n[e+1]]);return t}var ro=function(){function n(t,e,r){var i=this;if(this.dtype=e,this.shape=t.slice(),this.size=pt(t),r!=null){var a=r.length;E(a===this.size,function(){return"Length of values '"+a+"' does not match the size "+("inferred by the shape '"+i.size+"'.")})}if(e==="complex64")throw new Error("complex64 dtype TensorBuffers are not supported. Please create a TensorBuffer for the real and imaginary parts separately and call tf.complex(real, imag).");this.values=r||Xf(e,this.size),this.strides=Wi(t)}return n.prototype.set=function(t){for(var e=this,r=[],i=1;i<arguments.length;i++)r[i-1]=arguments[i];r.length===0&&(r=[0]),E(r.length===this.rank,function(){return"The number of provided coordinates ("+r.length+") must "+("match the rank ("+e.rank+")")});var a=this.locToIndex(r);this.values[a]=t},n.prototype.get=function(){for(var t=[],e=0;e<arguments.length;e++)t[e]=arguments[e];t.length===0&&(t=[0]);for(var r=0,i=0,a=t;i<a.length;i++){var s=a[i];if(s<0||s>=this.shape[r]){var o="Requested out of range element at "+t+". "+("  Buffer shape="+this.shape);throw new Error(o)}r++}for(var c=t[t.length-1],l=0;l<t.length-1;++l)c+=this.strides[l]*t[l];return this.values[c]},n.prototype.locToIndex=function(t){if(this.rank===0)return 0;if(this.rank===1)return t[0];for(var e=t[t.length-1],r=0;r<t.length-1;++r)e+=this.strides[r]*t[r];return e},n.prototype.indexToLoc=function(t){if(this.rank===0)return[];if(this.rank===1)return[t];for(var e=new Array(this.shape.length),r=0;r<e.length-1;++r)e[r]=Math.floor(t/this.strides[r]),t-=e[r]*this.strides[r];return e[e.length-1]=t,e},Object.defineProperty(n.prototype,"rank",{get:function(){return this.shape.length},enumerable:!0,configurable:!0}),n.prototype.toTensor=function(){return Wn().makeTensor(this.values,this.shape,this.dtype)},n}(),Wn=null,Pi=null;function XL(n){Wn=n}function JL(n){Pi=n}var j=function(){function n(t,e,r,i){this.kept=!1,this.isDisposedInternal=!1,this.shape=t.slice(),this.dtype=e||"float32",this.size=pt(t),this.strides=Wi(t),this.dataId=r,this.id=i,this.rankType=this.rank<5?this.rank.toString():"higher"}return Object.defineProperty(n.prototype,"rank",{get:function(){return this.shape.length},enumerable:!0,configurable:!0}),n.prototype.buffer=function(){return pe(this,void 0,void 0,function(){var t;return fe(this,function(e){switch(e.label){case 0:return[4,this.data()];case 1:return t=e.sent(),[2,Pi.buffer(this.shape,this.dtype,t)]}})})},n.prototype.bufferSync=function(){return Pi.buffer(this.shape,this.dtype,this.dataSync())},n.prototype.array=function(){return pe(this,void 0,void 0,function(){var t;return fe(this,function(e){switch(e.label){case 0:return[4,this.data()];case 1:return t=e.sent(),[2,Ui(this.shape,t)]}})})},n.prototype.arraySync=function(){return Ui(this.shape,this.dataSync())},n.prototype.data=function(){return pe(this,void 0,void 0,function(){var t,e;return fe(this,function(r){switch(r.label){case 0:return this.throwIfDisposed(),t=Wn().read(this.dataId),this.dtype==="string"?[4,t]:[3,2];case 1:e=r.sent();try{return[2,e.map(function(i){return Gu(i)})]}catch(i){throw new Error("Failed to decode the string bytes into utf-8. To get the original bytes, call tensor.bytes().")}r.label=2;case 2:return[2,t]}})})},n.prototype.dataSync=function(){this.throwIfDisposed();var t=Wn().readSync(this.dataId);if(this.dtype==="string")try{return t.map(function(e){return Gu(e)})}catch(e){throw new Error("Failed to decode the string bytes into utf-8. To get the original bytes, call tensor.bytes().")}return t},n.prototype.bytes=function(){return pe(this,void 0,void 0,function(){var t;return fe(this,function(e){switch(e.label){case 0:return this.throwIfDisposed(),[4,Wn().read(this.dataId)];case 1:return t=e.sent(),this.dtype==="string"?[2,t]:[2,new Uint8Array(t.buffer)]}})})},n.prototype.dispose=function(){if(this.isDisposed)return;Wn().disposeTensor(this),this.isDisposedInternal=!0},Object.defineProperty(n.prototype,"isDisposed",{get:function(){return this.isDisposedInternal},enumerable:!0,configurable:!0}),n.prototype.throwIfDisposed=function(){if(this.isDisposed)throw new Error("Tensor is disposed.")},n.prototype.print=function(t){return t===void 0&&(t=!1),Pi.print(this,t)},n.prototype.clone=function(){return this.throwIfDisposed(),Pi.clone(this)},n.prototype.toString=function(t){t===void 0&&(t=!1);var e=this.dataSync();return $L(e,this.shape,this.dtype,t)},n.prototype.cast=function(t){return this.throwIfDisposed(),Pi.cast(this,t)},n.prototype.variable=function(t,e,r){return t===void 0&&(t=!0),this.throwIfDisposed(),Wn().makeVariable(this,t,e,r)},n}();Object.defineProperty(j,Symbol.hasInstance,{value:function(n){return!!n&&n.data!=null&&n.dataSync!=null&&n.throwIfDisposed!=null}});var Va=function(n){er(t,n);function t(e,r,i,a){var s=n.call(this,e.shape,e.dtype,e.dataId,a)||this;return s.trainable=r,s.name=i,s}return t.prototype.assign=function(e){if(e.dtype!==this.dtype)throw new Error("dtype of the new value ("+e.dtype+") and "+("previous value ("+this.dtype+") must match"));if(!wn(e.shape,this.shape))throw new Error("shape of the new value ("+e.shape+") and "+("previous value ("+this.shape+") must match"));Wn().disposeTensor(this),this.dataId=e.dataId,Wn().incRef(this,null)},t.prototype.dispose=function(){Wn().disposeVariable(this),this.isDisposedInternal=!0},t}(j);Object.defineProperty(Va,Symbol.hasInstance,{value:function(n){return n instanceof j&&n.assign!=null&&n.assign instanceof Function}});(function(n){n.R0="R0",n.R1="R1",n.R2="R2",n.R3="R3",n.R4="R4",n.R5="R5",n.R6="R6"})(A.Rank||(A.Rank={}));var ju;(function(n){n.float32="float32",n.int32="int32",n.bool="int32",n.complex64="complex64"})(ju||(ju={}));var Ku;(function(n){n.float32="float32",n.int32="int32",n.bool="bool",n.complex64="complex64"})(Ku||(Ku={}));var $u;(function(n){n.float32="float32",n.int32="float32",n.bool="float32",n.complex64="complex64"})($u||($u={}));var Xu;(function(n){n.float32="complex64",n.int32="complex64",n.bool="complex64",n.complex64="complex64"})(Xu||(Xu={}));var ZL={float32:$u,int32:ju,bool:Ku,complex64:Xu};function io(n,t){if(n==="string"||t==="string"){if(n==="string"&&t==="string")return"string";throw new Error("Can not upcast "+n+" with "+t)}return ZL[n][t]}function QL(n){return io(n,"int32")}function ct(n,t){if(n.dtype===t.dtype)return[n,t];var e=io(n.dtype,t.dtype);return[n.cast(e),t.cast(e)]}function ug(n,t){E(n.dtype===t.dtype,function(){return"The dtypes of the first("+n.dtype+") and"+(" second("+t.dtype+") input must match")})}function eI(n,t){return t.some(function(e){return e.id===n.id})}function Ju(n){var t=[],e=new Set;return hg(n,t,e),t}function hg(n,t,e){if(n==null)return;if(n instanceof j){t.push(n);return}if(!tI(n))return;var r=n;for(var i in r){var a=r[i];e.has(a)||(e.add(a),hg(a,t,e))}}function tI(n){return Array.isArray(n)||typeof n=="object"}var nI={__proto__:null,makeTypesMatch:ct,assertTypesMatch:ug,isTensorInList:eI,getTensorsInContainer:Ju};var dg=function(){function n(){this.registeredVariables={},this.nextTapeNodeId=0,this.numBytes=0,this.numTensors=0,this.numStringTensors=0,this.numDataBuffers=0,this.gradientDepth=0,this.kernelDepth=0,this.scopeStack=[],this.numDataMovesStack=[],this.nextScopeId=0,this.tensorInfo=new WeakMap,this.profiling=!1,this.activeProfile={newBytes:0,newTensors:0,peakBytes:0,kernels:[],result:null}}return n.prototype.dispose=function(){for(var t in this.registeredVariables)this.registeredVariables[t].dispose()},n}(),aI=function(){function n(t){this.ENV=t,this.registry={},this.registryFactory={},this.pendingBackendInitId=0,this.state=new dg}return n.prototype.ready=function(){return pe(this,void 0,void 0,function(){var t,e,r,i;return fe(this,function(a){switch(a.label){case 0:if(this.pendingBackendInit!=null)return[2,this.pendingBackendInit.then(function(){})];if(this.backendInstance!=null)return[2];t=this.getSortedBackends(),e=0,a.label=1;case 1:return e<t.length?(r=t[e],[4,this.initializeBackend(r).success]):[3,5];case 2:return i=a.sent(),i?[4,this.setBackend(r)]:[3,4];case 3:return a.sent(),[2];case 4:return e++,[3,1];case 5:throw new Error("Could not initialize any backends, all backend initializations failed.")}})})},Object.defineProperty(n.prototype,"backend",{get:function(){if(this.pendingBackendInit!=null)throw new Error("Backend '"+this.backendName+"' has not yet been initialized. Make sure to await tf.ready() or await tf.setBackend() before calling other methods");if(this.backendInstance==null){var t=this.initializeBackendsAndReturnBest(),e=t.name,r=t.asyncInit;if(r)throw new Error("The highest priority backend '"+e+"' has not yet been initialized. Make sure to await tf.ready() or await tf.setBackend() before calling other methods");this.setBackend(e)}return this.backendInstance},enumerable:!0,configurable:!0}),n.prototype.backendNames=function(){return Object.keys(this.registryFactory)},n.prototype.findBackend=function(t){if(!(t in this.registry))if(t in this.registryFactory){var e=this.initializeBackend(t).asyncInit;if(e)return null}else return null;return this.registry[t]},n.prototype.findBackendFactory=function(t){return t in this.registryFactory?this.registryFactory[t].factory:null},n.prototype.registerBackend=function(t,e,r){return r===void 0&&(r=1),t in this.registryFactory?(console.warn(t+" backend was already registered. Reusing existing backend factory."),!1):(this.registryFactory[t]={factory:e,priority:r},!0)},n.prototype.setBackend=function(t){return pe(this,void 0,void 0,function(){var e,r,i,a,s;return fe(this,function(o){switch(o.label){case 0:if(this.registryFactory[t]==null)throw new Error("Backend name '"+t+"' not found in registry");return this.backendName=t,this.registry[t]==null?(this.backendInstance=null,e=this.initializeBackend(t),r=e.success,i=e.asyncInit,i?[4,r]:[3,2]):[3,4];case 1:return s=o.sent(),[3,3];case 2:s=r,o.label=3;case 3:if(a=s,!a)return[2,!1];o.label=4;case 4:return this.backendInstance=this.registry[t],this.setupRegisteredKernels(),this.profiler=new GL(this.backendInstance),[2,!0]}})})},n.prototype.setupRegisteredKernels=function(){var t=this,e=eo(this.backendName);e.forEach(function(r){r.setupFunc!=null&&r.setupFunc(t.backendInstance)})},n.prototype.disposeRegisteredKernels=function(t){var e=this,r=eo(t);r.forEach(function(i){i.disposeFunc!=null&&i.disposeFunc(e.registry[t])})},n.prototype.initializeBackend=function(t){var e=this,r=this.registryFactory[t];if(r==null)throw new Error("Cannot initialize backend "+t+", no registration found.");try{var i=r.factory();if(i&&!(i instanceof Yf)&&typeof i.then=="function"){var a=++this.pendingBackendInitId,s=i.then(function(o){return a<e.pendingBackendInitId?!1:(e.registry[t]=o,e.pendingBackendInit=null,!0)}).catch(function(o){return a<e.pendingBackendInitId||(e.pendingBackendInit=null,console.warn("Initialization of backend "+t+" failed"),console.warn(o.stack||o.message)),!1});return this.pendingBackendInit=s,{success:s,asyncInit:!0}}else return this.registry[t]=i,{success:!0,asyncInit:!1}}catch(o){return console.warn("Initialization of backend "+t+" failed"),console.warn(o.stack||o.message),{success:!1,asyncInit:!1}}},n.prototype.removeBackend=function(t){if(!(t in this.registryFactory))throw new Error(t+" backend not found in registry");this.backendName===t&&this.pendingBackendInit!=null&&this.pendingBackendInitId++,t in this.registry&&(this.disposeRegisteredKernels(t),this.registry[t].dispose(),delete this.registry[t]),delete this.registryFactory[t],this.backendName===t&&(this.pendingBackendInit=null,this.backendName=null,this.backendInstance=null)},n.prototype.getSortedBackends=function(){var t=this;if(Object.keys(this.registryFactory).length===0)throw new Error("No backend found in registry.");return Object.keys(this.registryFactory).sort(function(e,r){return t.registryFactory[r].priority-t.registryFactory[e].priority})},n.prototype.initializeBackendsAndReturnBest=function(){for(var t=this.getSortedBackends(),e=0;e<t.length;e++){var r=t[e],i=this.initializeBackend(r),a=i.success,s=i.asyncInit;if(s||a)return{name:r,asyncInit:s}}throw new Error("Could not initialize any backends, all backend initializations failed.")},n.prototype.moveData=function(t,e){var r=this.state.tensorInfo.get(e),i=r.backend,a=this.readSync(e);i.disposeData(e),r.backend=t,t.move(e,a,r.shape,r.dtype),this.shouldCheckForMemLeaks()&&this.state.numDataMovesStack[this.state.numDataMovesStack.length-1]++},n.prototype.tidy=function(t,e){var r=this,i=null;if(e==null){if(typeof t!="function")throw new Error("Please provide a function to tidy()");e=t}else{if(typeof t!="string"&&!(t instanceof String))throw new Error("When calling with two arguments, the first argument to tidy() must be a string");if(typeof e!="function")throw new Error("When calling with two arguments, the 2nd argument to tidy() must be a function");i=t}var a;return this.scopedRun(function(){return r.startScope(i)},function(){return r.endScope(a)},function(){return a=e(),a instanceof Promise&&console.error("Cannot return a Promise inside of tidy."),a})},n.prototype.scopedRun=function(t,e,r){t();try{var i=r();return e(),i}catch(a){throw e(),a}},n.prototype.nextTensorId=function(){return n.nextTensorId++},n.prototype.nextVariableId=function(){return n.nextVariableId++},n.prototype.clone=function(t){var e=this.makeTensorFromDataId(t.dataId,t.shape,t.dtype),r={x:t},i=function(s){return{x:function(){var o="float32",c={x:s},l={dtype:o};return z.runKernelFunc(function(u){return u.cast(s,o)},c,null,Qs,l)}}},a=[];return this.addTapeNode(this.state.activeScope.name,r,[e],i,a,{}),e},n.prototype.runKernel=function(t,e,r,i,a){var s=null,o=null;return this.runKernelFunc(s,e,o,t,r,i,a)},n.prototype.shouldCheckForMemLeaks=function(){return this.ENV.getBool("IS_TEST")},n.prototype.checkKernelForMemLeak=function(t,e,r){var i=this.backend.numDataIds(),a=0;r.forEach(function(c){a+=c.dtype==="complex64"?3:1});var s=this.state.numDataMovesStack[this.state.numDataMovesStack.length-1],o=i-e-a-s;if(o>0)throw new Error("Backend '"+this.backendName+"' has an internal memory leak "+("("+o+" data ids) after running '"+t+"'"))},n.prototype.runKernelFunc=function(t,e,r,i,a,s,o){var c=this,l,u=[],h=this.isTapeOn();i==null&&(i=this.state.activeScope!=null?this.state.activeScope.name:"");var d=this.state.numBytes,p=this.state.numTensors;this.shouldCheckForMemLeaks()&&this.state.numDataMovesStack.push(0);var f,m=Mu(i,this.backendName),g;if(m!=null)f=function(){var b=c.backend.numDataIds();g=m.kernelFunc({inputs:e,attrs:a,backend:c.backend});var S=Array.isArray(g)?g:[g];c.shouldCheckForMemLeaks()&&c.checkKernelForMemLeak(i,b,S);var x=S.map(function(C){var O=C.dataId,D=C.shape,F=C.dtype;return c.makeTensorFromDataId(O,D,F)});if(h){var N=c.getTensorsForGradient(i,e,x);if(N==null){o==null&&(o=[]);var I=x.filter(function(C,O){return o[O]});N=(s||[]).slice().concat(I)}u=c.saveTensorsForBackwardMode(N)}return x};else{var y=function(b){if(!h)return;u=b.map(function(S){return c.keep(c.clone(S))})};f=function(){var b=c.backend.numDataIds();g=c.tidy(function(){return t(c.backend,y)});var S=Array.isArray(g)?g:[g];return c.shouldCheckForMemLeaks()&&c.checkKernelForMemLeak(i,b,S),S}}var w;return this.scopedRun(function(){return c.state.kernelDepth++},function(){return c.state.kernelDepth--},function(){!c.ENV.getBool("DEBUG")&&!c.state.profiling?l=f():(w=c.profiler.profileKernel(i,e,function(){return f()}),c.ENV.getBool("DEBUG")&&c.profiler.logKernelProfile(w),l=w.outputs)}),h&&this.addTapeNode(i,e,l,r,u,a),this.state.profiling&&this.state.activeProfile.kernels.push({name:i,bytesAdded:this.state.numBytes-d,totalBytesSnapshot:this.state.numBytes,tensorsAdded:this.state.numTensors-p,totalTensorsSnapshot:this.state.numTensors,inputShapes:Object.keys(e).map(function(b){return e[b]!=null?e[b].shape:null}),outputShapes:l.map(function(b){return b.shape}),kernelTimeMs:w.timeMs,extraInfo:w.extraInfo}),Array.isArray(g)?l:l[0]},n.prototype.saveTensorsForBackwardMode=function(t){var e=this,r=t.map(function(i){return e.keep(e.clone(i))});return r},n.prototype.getTensorsForGradient=function(t,e,r){var i=Hu(t);if(i!=null){var a=i.inputsToSave||[],s=i.outputsToSave||[],o=void 0;i.saveAllInputs?(E(Array.isArray(e),function(){return"saveAllInputs is true, expected inputs to be an array."}),o=Object.keys(e).map(function(l){return e[l]})):o=a.map(function(l){return e[l]});var c=r.filter(function(l,u){return s[u]});return o.concat(c)}return null},n.prototype.makeTensor=function(t,e,r,i){if(t==null)throw new Error("Values passed to engine.makeTensor() are null");r=r||"float32",i=i||this.backend;var a=t;r==="string"&&wr(t[0])&&(a=t.map(function(u){return Vu(u)}));var s=i.write(a,e,r),o=new j(e,r,s,this.nextTensorId());if(this.incRef(o,i),r==="string"){var c=this.state.tensorInfo.get(s),l=tm(a);this.state.numBytes+=l-c.bytes,c.bytes=l}return o},n.prototype.makeTensorFromDataId=function(t,e,r,i){r=r||"float32";var a=new j(e,r,t,this.nextTensorId());return this.incRef(a,i),a},n.prototype.makeVariable=function(t,e,r,i){e===void 0&&(e=!0),r=r||this.nextVariableId().toString(),i!=null&&i!==t.dtype&&(t=t.cast(i));var a=new Va(t,e,r,this.nextTensorId());if(this.state.registeredVariables[a.name]!=null)throw new Error("Variable with name "+a.name+" was already registered");return this.state.registeredVariables[a.name]=a,this.incRef(a,this.backend),a},n.prototype.incRef=function(t,e){var r=this.state.tensorInfo.has(t.dataId)?this.state.tensorInfo.get(t.dataId).refCount:0;if(this.state.numTensors++,t.dtype==="string"&&this.state.numStringTensors++,r===0){this.state.numDataBuffers++;var i=0;t.dtype!=="complex64"&&t.dtype!=="string"&&(i=t.size*em(t.dtype)),this.state.tensorInfo.set(t.dataId,{backend:e||this.backend,dtype:t.dtype,shape:t.shape,bytes:i,refCount:0}),this.state.numBytes+=i}this.state.tensorInfo.get(t.dataId).refCount++,t instanceof Va||this.track(t)},n.prototype.disposeTensor=function(t){if(!this.state.tensorInfo.has(t.dataId))return;this.state.numTensors--,t.dtype==="string"&&this.state.numStringTensors--;var e=this.state.tensorInfo.get(t.dataId),r=e.refCount;r<=1?(t.dtype!=="complex64"&&(this.state.numBytes-=e.bytes),this.state.numDataBuffers--,e.backend.disposeData(t.dataId),this.state.tensorInfo.delete(t.dataId)):this.state.tensorInfo.get(t.dataId).refCount--},n.prototype.disposeVariables=function(){for(var t in this.state.registeredVariables){var e=this.state.registeredVariables[t];this.disposeVariable(e)}},n.prototype.disposeVariable=function(t){this.disposeTensor(t),this.state.registeredVariables[t.name]!=null&&delete this.state.registeredVariables[t.name]},n.prototype.memory=function(){var t=this.backend.memory();return t.numTensors=this.state.numTensors,t.numDataBuffers=this.state.numDataBuffers,t.numBytes=this.state.numBytes,this.state.numStringTensors>0&&(t.unreliable=!0,t.reasons==null&&(t.reasons=[]),t.reasons.push("Memory usage by string tensors is approximate (2 bytes per character)")),t},n.prototype.profile=function(t){return pe(this,void 0,void 0,function(){var e,r,i,a,s,o,c,l;return fe(this,function(u){switch(u.label){case 0:return this.state.profiling=!0,e=this.state.numBytes,r=this.state.numTensors,this.state.activeProfile.kernels=[],i=this.state.activeProfile,[4,t()];case 1:i.result=u.sent(),this.state.profiling=!1,this.state.activeProfile.peakBytes=Math.max.apply(Math,this.state.activeProfile.kernels.map(function(h){return h.totalBytesSnapshot})),this.state.activeProfile.newBytes=this.state.numBytes-e,this.state.activeProfile.newTensors=this.state.numTensors-r,a=0,s=this.state.activeProfile.kernels,u.label=2;case 2:return a<s.length?(o=s[a],c=o,[4,o.kernelTimeMs]):[3,6];case 3:return c.kernelTimeMs=u.sent(),l=o,[4,o.extraInfo];case 4:l.extraInfo=u.sent(),u.label=5;case 5:return a++,[3,2];case 6:return[2,this.state.activeProfile]}})})},n.prototype.isTapeOn=function(){return this.state.gradientDepth>0&&this.state.kernelDepth===0},n.prototype.addTapeNode=function(t,e,r,i,a,s){var o=this,c={id:this.state.nextTapeNodeId++,kernelName:t,inputs:e,outputs:r,saved:a},l=Hu(t);l!=null&&(i=l.gradFunc),i!=null&&(c.gradient=function(u){return u=u.map(function(h,d){if(h==null){var p=r[d],f=Bi(p.size,p.dtype);return o.makeTensor(f,p.shape,p.dtype)}return h}),i(u.length>1?u:u[0],a,s)}),this.state.activeTape.push(c)},n.prototype.keep=function(t){return t.kept=!0,t},n.prototype.startTape=function(){this.state.gradientDepth===0&&(this.state.activeTape=[]),this.state.gradientDepth++},n.prototype.endTape=function(){this.state.gradientDepth--},n.prototype.startScope=function(t){var e={track:[],name:"unnamed scope",id:this.state.nextScopeId++};t&&(e.name=t),this.state.scopeStack.push(e),this.state.activeScope=e},n.prototype.endScope=function(t){for(var e=this,r=Ju(t),i=new Set(r.map(function(c){return c.id})),a=0;a<this.state.activeScope.track.length;a++){var s=this.state.activeScope.track[a];!s.kept&&!i.has(s.id)&&s.dispose()}var o=this.state.scopeStack.pop();this.state.activeScope=this.state.scopeStack.length===0?null:this.state.scopeStack[this.state.scopeStack.length-1],r.forEach(function(c){!c.kept&&c.scopeId===o.id&&e.track(c)})},n.prototype.gradients=function(t,e,r,i){var a=this;if(i===void 0&&(i=!1),E(e.length>0,function(){return"gradients() received an empty list of xs."}),r!=null&&r.dtype!=="float32")throw new Error("dy must have 'float32' dtype, but has '"+r.dtype+"'");var s=this.scopedRun(function(){return a.startTape()},function(){return a.endTape()},function(){return a.tidy("forward",t)});E(s instanceof j,function(){return"The result y returned by f() must be a tensor."});var o=YL(this.state.activeTape,e,s);if(!i&&o.length===0&&e.length>0)throw new Error("Cannot compute gradient of y=f(x) with respect to x. Make sure that the f you passed encloses all operations that lead from x to y.");return this.tidy("backward",function(){var c={};c[s.id]=r==null?rI(s.shape):r,jL(c,o,function(u){return a.tidy(u)},iI);var l=e.map(function(u){return c[u.id]});return a.state.gradientDepth===0&&(a.state.activeTape.forEach(function(u){for(var h=0,d=u.saved;h<d.length;h++){var p=d[h];p.dispose()}}),a.state.activeTape=null),{value:s,grads:l}})},n.prototype.customGrad=function(t){var e=this;return E(br(t),function(){return"The f passed in customGrad(f) must be a function."}),function(){for(var r=[],i=0;i<arguments.length;i++)r[i]=arguments[i];E(r.every(function(o){return o instanceof j}),function(){return"The args passed in customGrad(f)(x1, x2,...) must all be tensors"});var a,s={};return r.forEach(function(o,c){s[c]=o}),e.runKernelFunc(function(o,c){return a=t.apply(void 0,r.concat([c])),E(a.value instanceof j,function(){return"The function f passed in customGrad(f) must return an object where `obj.value` is a tensor"}),E(br(a.gradFunc),function(){return"The function f passed in customGrad(f) must return an object where `obj.gradFunc` is a function."}),a.value},s,function(o,c){var l=a.gradFunc(o,c),u=Array.isArray(l)?l:[l];E(u.length===r.length,function(){return"The function f passed in customGrad(f) must return an object where `obj.gradFunc` is a function that returns the same number of tensors as inputs passed to f(...)."}),E(u.every(function(d){return d instanceof j}),function(){return"The function f passed in customGrad(f) must return an object where `obj.gradFunc` is a function that returns a list of only tensors."});var h={};return u.forEach(function(d,p){h[p]=function(){return d}}),h})}},n.prototype.readSync=function(t){var e=this.state.tensorInfo.get(t);return e.backend.readSync(t)},n.prototype.read=function(t){var e=this.state.tensorInfo.get(t);return e.backend.read(t)},n.prototype.time=function(t){return pe(this,void 0,void 0,function(){var e,r;return fe(this,function(i){switch(i.label){case 0:return e=qu(),[4,this.backend.time(t)];case 1:return r=i.sent(),r.wallMs=qu()-e,[2,r]}})})},n.prototype.track=function(t){return this.state.activeScope!=null&&(t.scopeId=this.state.activeScope.id,this.state.activeScope.track.push(t)),t},Object.defineProperty(n.prototype,"registeredVariables",{get:function(){return this.state.registeredVariables},enumerable:!0,configurable:!0}),n.prototype.reset=function(){this.pendingBackendInitId++,this.state.dispose(),this.ENV.reset(),this.state=new dg;for(var t in this.registry)this.disposeRegisteredKernels(t),this.registry[t].dispose(),delete this.registry[t];this.backendName=null,this.backendInstance=null,this.pendingBackendInit=null},n.nextTensorId=0,n.nextVariableId=0,n}();function rI(n){var t=Kc(pt(n),"float32");return z.makeTensor(t,n,"float32")}function pg(){var n=om();if(n._tfengine==null){var t=new sm(n);n._tfengine=new aI(t)}return DL(n._tfengine.ENV),XL(function(){return n._tfengine}),n._tfengine}var z=pg();function iI(n,t){var e={a:n,b:t};return z.runKernelFunc(function(r,i){var a=r.add(n,t);return i([n,t]),a},e,null,Zs)}function sI(){return typeof navigator!="undefined"&&navigator!=null}function oI(){if(sI()){var n=navigator.userAgent||navigator.vendor||window.opera;return/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(n)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(n.substr(0,4))}return!1}function fg(){return typeof window!="undefined"&&window.document!=null||typeof WorkerGlobalScope!="undefined"}var cI={__proto__:null,isMobile:oI,isBrowser:fg};var tr=qe();tr.registerFlag("DEBUG",function(){return!1},function(n){n&&console.warn("Debugging mode is ON. The output of every math call will be downloaded to CPU and checked for NaNs. This significantly impacts performance.")});tr.registerFlag("IS_BROWSER",function(){return fg()});tr.registerFlag("IS_NODE",function(){return typeof process!="undefined"&&typeof process.versions!="undefined"&&typeof process.versions.node!="undefined"});tr.registerFlag("IS_CHROME",function(){return typeof navigator!="undefined"&&navigator!=null&&navigator.userAgent!=null&&/Chrome/.test(navigator.userAgent)&&/Google Inc/.test(navigator.vendor)});tr.registerFlag("PROD",function(){return!1});tr.registerFlag("TENSORLIKE_CHECK_SHAPE_CONSISTENCY",function(){return tr.getBool("DEBUG")});tr.registerFlag("DEPRECATION_WARNINGS_ENABLED",function(){return!0});tr.registerFlag("IS_TEST",function(){return!1});function Un(n,t){var e=n;if(Ut(n))return t==="string"?[]:[n.length];if(!Array.isArray(n))return[];for(var r=[];Array.isArray(e)||Ut(e)&&t!=="string";)r.push(e.length),e=e[0];return Array.isArray(n)&&qe().getBool("TENSORLIKE_CHECK_SHAPE_CONSISTENCY")&&mg(n,r,[]),r}function mg(n,t,e){if(e=e||[],!Array.isArray(n)&&!Ut(n)){E(t.length===0,function(){return"Element arr["+e.join("][")+"] is a primitive, "+("but should be an array/TypedArray of "+t[0]+" elements")});return}E(t.length>0,function(){return"Element arr["+e.join("][")+"] should be a primitive, "+("but is an array of "+n.length+" elements")}),E(n.length===t[0],function(){return"Element arr["+e.join("][")+"] should have "+t[0]+" "+("elements, but has "+n.length+" elements")});for(var r=t.slice(1),i=0;i<n.length;++i)mg(n[i],r,e.concat(i))}function gg(n,t,e,r){if(n==null)return;if(n!=="numeric"&&n!==t||n==="numeric"&&t==="string")throw new Error("Argument '"+e+"' passed to '"+r+"' must "+("be "+n+" tensor, but got "+t+" tensor"))}function R(n,t,e,r){if(r===void 0&&(r="numeric"),n instanceof j)return gg(r,n.dtype,t,e),n;var i=Xs(n);if(i!=="string"&&["bool","int32","float32"].indexOf(r)>=0&&(i=r),gg(r,i,t,e),n==null||!Ut(n)&&!Array.isArray(n)&&typeof n!="number"&&typeof n!="boolean"&&typeof n!="string"){var a=n==null?"null":n.constructor.name;throw new Error("Argument '"+t+"' passed to '"+e+"' must be a "+("Tensor or TensorLike, but got '"+a+"'"))}var s=Un(n,i);!Ut(n)&&!Array.isArray(n)&&(n=[n]);var o=!0,c=i!=="string"?to(n,i):Jr(n,[],o);return z.makeTensor(c,s,i)}function qa(n,t,e,r){if(r===void 0&&(r="numeric"),!Array.isArray(n))throw new Error("Argument "+t+" passed to "+e+" must be a `Tensor[]` or `TensorLike[]`");var i=n;return i.map(function(a,s){return R(a,t+"["+s+"]",e)},r)}var yg="__op";function U(n){var t=Object.keys(n);if(t.length!==1)throw new Error("Please provide an object with a single key (operation name) mapping to a function. Got an object with "+(t.length+" keys."));var e=t[0],r=n[e];e.endsWith("_")&&(e=e.substring(0,e.length-1)),e=e+yg;var i=function(){for(var a=[],s=0;s<arguments.length;s++)a[s]=arguments[s];z.startScope(e);try{var o=r.apply(void 0,a);return Xc(o)&&console.error("Cannot return a Promise inside of tidy."),z.endScope(o),o}catch(c){throw z.endScope(null),c}};return Object.defineProperty(i,"name",{value:e,configurable:!0}),i}function lI(n,t){var e=R(n,"real","complex"),r=R(t,"imag","complex");Pe(e.shape,r.shape,"real and imag shapes, "+e.shape+" and "+r.shape+", must match in call to tf.complex().");var i=function(s){return s.complex(e,r)},a={real:e,imag:r};return z.runKernelFunc(i,a,null,pm)}var xr=U({complex_:lI});function Sr(n,t,e,r){if(r==null&&(r=Xs(n)),r==="complex64")throw new Error("Cannot construct a complex64 tensor directly. Please use tf.complex(real, imag).");if(!Ut(n)&&!Array.isArray(n)&&typeof n!="number"&&typeof n!="boolean"&&typeof n!="string")throw new Error("values passed to tensor(values) must be a number/boolean/string or an array of numbers/booleans/strings, or a TypedArray");if(t!=null){$c(t);var i=pt(t),a=pt(e);E(i===a,function(){return"Based on the provided shape, ["+t+"], the tensor should have "+(i+" values but has "+a)});for(var s=0;s<e.length;++s){var o=e[s],c=s===e.length-1?o!==pt(t.slice(s)):!0;E(e[s]===t[s]||!c,function(){return"Error creating a new Tensor. Inferred shape "+("("+e+") does not match the provided ")+("shape ("+t+"). ")})}}return!Ut(n)&&!Array.isArray(n)&&(n=[n]),t=t||e,n=r!=="string"?to(n,r):Jr(n,[],!0),z.makeTensor(n,t,r)}function Lr(n,t,e){var r=Un(n,e);return Sr(n,t,r,e)}var Zu={float32:4,float16:2,int32:4,uint16:2,uint8:1,bool:1,complex64:8};var ao=4;function hI(n,t){return pe(this,void 0,void 0,function(){var e,r,i,a,s,o,c=this;return fe(this,function(l){switch(l.label){case 0:for(e=[],r=[],i=Array.isArray(n)?n.map(function(u){return u.name}):Object.keys(n),a=function(u){var h=i[u],d=Array.isArray(n)?n[u].tensor:n[h];if(d.dtype!=="float32"&&d.dtype!=="int32"&&d.dtype!=="bool"&&d.dtype!=="string"&&d.dtype!=="complex64")throw new Error("Unsupported dtype in weight '"+h+"': "+d.dtype);var p={name:h,shape:d.shape,dtype:d.dtype};if(d.dtype==="string"){var f=new Promise(function(m){return pe(c,void 0,void 0,function(){var g,y,w,b,S,x,N;return fe(this,function(I){switch(I.label){case 0:return[4,d.bytes()];case 1:for(g=I.sent(),y=g.reduce(function(C,O){return C+O.length},0)+ao*g.length,w=new Uint8Array(y),b=0,S=0;S<g.length;S++)x=g[S],N=new Uint8Array(new Uint32Array([x.length]).buffer),w.set(N,b),b+=ao,w.set(x,b),b+=x.length;return m(w),[2]}})})});r.push(f)}else r.push(d.data());t!=null&&(p.group=t),e.push(p)},s=0;s<i.length;++s)a(s);return[4,Promise.all(r)];case 1:return o=l.sent(),[2,{data:uI(o),specs:e}]}})})}function vg(n,t){for(var e={},r,i=0,a=0,s=t;a<s.length;a++){var o=s[a],c=o.name,l=o.dtype,u=o.shape,h=pt(u),d=void 0;if("quantization"in o){var p=o.quantization;if(p.dtype==="uint8"||p.dtype==="uint16"){if(!("min"in p&&"scale"in p))throw new Error("Weight "+o.name+" with quantization "+p.dtype+" doesn't have corresponding metadata min and scale.")}else if(p.dtype==="float16"){if(l!=="float32")throw new Error("Weight "+o.name+" is quantized with "+p.dtype+" "+("which only supports weights of type float32 not "+l+"."))}else throw new Error("Weight "+o.name+" has unknown "+("quantization dtype "+p.dtype+". ")+"Supported quantization dtypes are: 'uint8', 'uint16', and 'float16'.");var f=Zu[p.dtype],m=n.slice(i,i+h*f),g=p.dtype==="uint8"?new Uint8Array(m):new Uint16Array(m);if(l==="float32")if(p.dtype==="uint8"||p.dtype==="uint16"){d=new Float32Array(g.length);for(var y=0;y<g.length;y++){var w=g[y];d[y]=w*p.scale+p.min}}else if(p.dtype==="float16")r===void 0&&(r=dI()),d=r(g);else throw new Error("Unsupported quantization type "+p.dtype+" for weight type float32.");else if(l==="int32"){if(p.dtype!=="uint8"&&p.dtype!=="uint16")throw new Error("Unsupported quantization type "+p.dtype+" for weight type int32.");d=new Int32Array(g.length);for(var y=0;y<g.length;y++){var w=g[y];d[y]=Math.round(w*p.scale+p.min)}}else throw new Error("Unsupported dtype in weight '"+c+"': "+l);i+=h*f}else if(l==="string"){var b=pt(o.shape);d=[];for(var y=0;y<b;y++){var S=new Uint32Array(n.slice(i,i+ao))[0];i+=ao;var x=new Uint8Array(n.slice(i,i+S));d.push(x),i+=S}}else{var N=Zu[l],m=n.slice(i,i+h*N);if(l==="float32")d=new Float32Array(m);else if(l==="int32")d=new Int32Array(m);else if(l==="bool")d=new Uint8Array(m);else if(l==="complex64"){d=new Float32Array(m);for(var I=new Float32Array(d.length/2),C=new Float32Array(d.length/2),y=0;y<I.length;y++)I[y]=d[y*2],C[y]=d[y*2+1];var O=Lr(I,u,"float32"),D=Lr(C,u,"float32");e[c]=xr(O,D),O.dispose(),D.dispose()}else throw new Error("Unsupported dtype in weight '"+c+"': "+l);i+=h*N}l!=="complex64"&&(e[c]=Lr(d,u,l))}return e}function uI(n){if(n===null)throw new Error("Invalid input value: "+JSON.stringify(n));var t=0,e=[];n.forEach(function(a){if(t+=a.byteLength,e.push(a.byteLength===a.buffer.byteLength?a:new a.constructor(a)),!(a instanceof Float32Array||a instanceof Int32Array||a instanceof Uint8Array))throw new Error("Unsupported TypedArray subtype: "+a.constructor.name)});var r=new Uint8Array(t),i=0;return e.forEach(function(a){r.set(new Uint8Array(a.buffer),i),i+=a.byteLength}),r.buffer}var Qu=typeof Buffer!="undefined"&&(typeof Blob=="undefined"||typeof atob=="undefined"||typeof btoa=="undefined");function wg(n){return Qu?Buffer.byteLength(n):new Blob([n]).size}function pI(n){if(Qu)return Buffer.from(n).toString("base64");for(var t=new Uint8Array(n),e="",r=0,i=t.length;r<i;r++)e+=String.fromCharCode(t[r]);return btoa(e)}function fI(n){if(Qu){var t=Buffer.from(n,"base64");return t.buffer.slice(t.byteOffset,t.byteOffset+t.byteLength)}for(var e=atob(n),r=new Uint8Array(e.length),i=0;i<e.length;++i)r.set([e.charCodeAt(i)],i);return r.buffer}function eh(n){if(n.length===1)return n[0];var t=0;n.forEach(function(i){t+=i.byteLength});var e=new Uint8Array(t),r=0;return n.forEach(function(i){e.set(new Uint8Array(i),r),r+=i.byteLength}),e.buffer}function bg(n){var t="/";for(n=n.trim();n.endsWith(t);)n=n.slice(0,n.length-1);var e=n.split(t);return e[e.length-1]}function Ga(n){if(n.modelTopology instanceof ArrayBuffer)throw new Error("Expected JSON model topology, received ArrayBuffer.");return{dateSaved:new Date,modelTopologyType:"JSON",modelTopologyBytes:n.modelTopology==null?0:wg(JSON.stringify(n.modelTopology)),weightSpecsBytes:n.weightSpecs==null?0:wg(JSON.stringify(n.weightSpecs)),weightDataBytes:n.weightData==null?0:n.weightData.byteLength}}function mI(){var n=function(r){for(var i=r<<13,a=0;(i&8388608)===0;)a-=8388608,i<<=1;return i&=~8388608,a+=947912704,i|a},t=new Uint32Array(2048);t[0]=0;for(var e=1;e<1024;e++)t[e]=n(e);for(var e=1024;e<2048;e++)t[e]=939524096+(e-1024<<13);return t}function gI(){var n=new Uint32Array(64);n[0]=0,n[31]=1199570944,n[32]=2147483648,n[63]=3347054592;for(var t=1;t<31;t++)n[t]=t<<23;for(var t=33;t<63;t++)n[t]=2147483648+(t-32<<23);return n}function yI(){for(var n=new Uint32Array(64),t=0;t<64;t++)n[t]=1024;return n[0]=n[32]=0,n}function dI(){var n=mI(),t=gI(),e=yI();return function(r){for(var i=new ArrayBuffer(4*r.length),a=new Uint32Array(i),s=0;s<r.length;s++){var o=r[s],c=n[e[o>>10]+(o&1023)]+t[o>>10];a[s]=c}return new Float32Array(i)}}var on=function(){function n(){this.saveRouters=[],this.loadRouters=[]}return n.getInstance=function(){return n.instance==null&&(n.instance=new n),n.instance},n.registerSaveRouter=function(t){n.getInstance().saveRouters.push(t)},n.registerLoadRouter=function(t){n.getInstance().loadRouters.push(t)},n.getSaveHandlers=function(t){return n.getHandlers(t,"save")},n.getLoadHandlers=function(t,e){return n.getHandlers(t,"load",e)},n.getHandlers=function(t,e,r){var i=[],a=e==="load"?n.getInstance().loadRouters:n.getInstance().saveRouters;return a.forEach(function(s){var o=s(t,r);o!==null&&i.push(o)}),i},n}(),vI=function(n){return on.registerSaveRouter(n)},wI=function(n){return on.registerLoadRouter(n)},bI=function(n){return on.getSaveHandlers(n)},xI=function(n,t){return on.getLoadHandlers(n,t)};var th="tensorflowjs",nh=1,Zr="models_store",Ir="model_info_store";function xg(){if(!qe().getBool("IS_BROWSER"))throw new Error("Failed to obtain IndexedDB factory because the current environmentis not a web browser.");var n=typeof window=="undefined"?self:window,t=n.indexedDB||n.mozIndexedDB||n.webkitIndexedDB||n.msIndexedDB||n.shimIndexedDB;if(t==null)throw new Error("The current browser does not appear to support IndexedDB.");return t}function rh(n){var t=n.result;t.createObjectStore(Zr,{keyPath:"modelPath"}),t.createObjectStore(Ir,{keyPath:"modelPath"})}var Mi=function(){function n(t){if(this.indexedDB=xg(),t==null||!t)throw new Error("For IndexedDB, modelPath must not be null, undefined or empty.");this.modelPath=t}return n.prototype.save=function(t){return pe(this,void 0,void 0,function(){return fe(this,function(e){if(t.modelTopology instanceof ArrayBuffer)throw new Error("BrowserLocalStorage.save() does not support saving model topology in binary formats yet.");return[2,this.databaseAction(this.modelPath,t)]})})},n.prototype.load=function(){return pe(this,void 0,void 0,function(){return fe(this,function(t){return[2,this.databaseAction(this.modelPath)]})})},n.prototype.databaseAction=function(t,e){var r=this;return new Promise(function(i,a){var s=r.indexedDB.open(th,nh);s.onupgradeneeded=function(){return rh(s)},s.onsuccess=function(){var o=s.result;if(e==null){var c=o.transaction(Zr,"readonly"),l=c.objectStore(Zr),u=l.get(r.modelPath);u.onsuccess=function(){if(u.result==null)return o.close(),a(new Error("Cannot find model with path '"+r.modelPath+"' in IndexedDB."));i(u.result.modelArtifacts)},u.onerror=function(g){return o.close(),a(u.error)},c.oncomplete=function(){return o.close()}}else{var h=Ga(e),d=o.transaction(Ir,"readwrite"),p=d.objectStore(Ir),f=p.put({modelPath:r.modelPath,modelArtifactsInfo:h}),m;f.onsuccess=function(){m=o.transaction(Zr,"readwrite");var g=m.objectStore(Zr),y=g.put({modelPath:r.modelPath,modelArtifacts:e,modelArtifactsInfo:h});y.onsuccess=function(){return i({modelArtifactsInfo:h})},y.onerror=function(w){p=d.objectStore(Ir);var b=p.delete(r.modelPath);b.onsuccess=function(){return o.close(),a(y.error)},b.onerror=function(S){return o.close(),a(y.error)}}},f.onerror=function(g){return o.close(),a(f.error)},d.oncomplete=function(){m==null?o.close():m.oncomplete=function(){return o.close()}}}},s.onerror=function(o){return a(s.error)}})},n.URL_SCHEME="indexeddb://",n}(),Sg=function(n){return qe().getBool("IS_BROWSER")&&(!Array.isArray(n)&&n.startsWith(Mi.URL_SCHEME))?SI(n.slice(Mi.URL_SCHEME.length)):null};on.registerSaveRouter(Sg);on.registerLoadRouter(Sg);function SI(n){return new Mi(n)}function LI(n){return n.startsWith(Mi.URL_SCHEME)?n.slice(Mi.URL_SCHEME.length):n}var II=function(){function n(){this.indexedDB=xg()}return n.prototype.listModels=function(){return pe(this,void 0,void 0,function(){var t=this;return fe(this,function(e){return[2,new Promise(function(r,i){var a=t.indexedDB.open(th,nh);a.onupgradeneeded=function(){return rh(a)},a.onsuccess=function(){var s=a.result,o=s.transaction(Ir,"readonly"),c=o.objectStore(Ir),l=c.getAll();l.onsuccess=function(){for(var u={},h=0,d=l.result;h<d.length;h++){var p=d[h];u[p.modelPath]=p.modelArtifactsInfo}r(u)},l.onerror=function(u){return s.close(),i(l.error)},o.oncomplete=function(){return s.close()}},a.onerror=function(s){return i(a.error)}})]})})},n.prototype.removeModel=function(t){return pe(this,void 0,void 0,function(){var e=this;return fe(this,function(r){return t=LI(t),[2,new Promise(function(i,a){var s=e.indexedDB.open(th,nh);s.onupgradeneeded=function(){return rh(s)},s.onsuccess=function(){var o=s.result,c=o.transaction(Ir,"readwrite"),l=c.objectStore(Ir),u=l.get(t),h;u.onsuccess=function(){if(u.result==null)return o.close(),a(new Error("Cannot find model with path '"+t+"' in IndexedDB."));var d=l.delete(t),p=function(){h=o.transaction(Zr,"readwrite");var f=h.objectStore(Zr),m=f.delete(t);m.onsuccess=function(){return i(u.result.modelArtifactsInfo)},m.onerror=function(g){return a(u.error)}};d.onsuccess=p,d.onerror=function(f){return p(),o.close(),a(u.error)}},u.onerror=function(d){return o.close(),a(u.error)},c.oncomplete=function(){h==null?o.close():h.oncomplete=function(){return o.close()}}},s.onerror=function(o){return a(s.error)}})]})})},n}();var nr="/",Hi="tensorflowjs_models",Lg="info",AI="model_topology",TI="weight_specs",NI="weight_data",_I="model_metadata";function Ig(n){return{info:[Hi,n,Lg].join(nr),topology:[Hi,n,AI].join(nr),weightSpecs:[Hi,n,TI].join(nr),weightData:[Hi,n,NI].join(nr),modelMetadata:[Hi,n,_I].join(nr)}}function CI(n){var t=n.split(nr);if(t.length<3)throw new Error("Invalid key format: "+n);return t.slice(1,t.length-1).join(nr)}function RI(n){return n.startsWith(Vi.URL_SCHEME)?n.slice(Vi.URL_SCHEME.length):n}var Vi=function(){function n(t){if(!qe().getBool("IS_BROWSER")||typeof window=="undefined"||typeof window.localStorage=="undefined")throw new Error("The current environment does not support local storage.");if(this.LS=window.localStorage,t==null||!t)throw new Error("For local storage, modelPath must not be null, undefined or empty.");this.modelPath=t,this.keys=Ig(this.modelPath)}return n.prototype.save=function(t){return pe(this,void 0,void 0,function(){var e,r,i;return fe(this,function(a){if(t.modelTopology instanceof ArrayBuffer)throw new Error("BrowserLocalStorage.save() does not support saving model topology in binary formats yet.");e=JSON.stringify(t.modelTopology),r=JSON.stringify(t.weightSpecs),i=Ga(t);try{return this.LS.setItem(this.keys.info,JSON.stringify(i)),this.LS.setItem(this.keys.topology,e),this.LS.setItem(this.keys.weightSpecs,r),this.LS.setItem(this.keys.weightData,pI(t.weightData)),this.LS.setItem(this.keys.modelMetadata,JSON.stringify({format:t.format,generatedBy:t.generatedBy,convertedBy:t.convertedBy,userDefinedMetadata:t.userDefinedMetadata})),[2,{modelArtifactsInfo:i}]}catch(s){throw this.LS.removeItem(this.keys.info),this.LS.removeItem(this.keys.topology),this.LS.removeItem(this.keys.weightSpecs),this.LS.removeItem(this.keys.weightData),this.LS.removeItem(this.keys.modelMetadata),new Error("Failed to save model '"+this.modelPath+"' to local storage: size quota being exceeded is a possible cause of this failure: "+("modelTopologyBytes="+i.modelTopologyBytes+", ")+("weightSpecsBytes="+i.weightSpecsBytes+", ")+("weightDataBytes="+i.weightDataBytes+"."))}return[2]})})},n.prototype.load=function(){return pe(this,void 0,void 0,function(){var t,e,r,i,a,s,o;return fe(this,function(c){if(t=JSON.parse(this.LS.getItem(this.keys.info)),t==null)throw new Error("In local storage, there is no model with name '"+this.modelPath+"'");if(t.modelTopologyType!=="JSON")throw new Error("BrowserLocalStorage does not support loading non-JSON model topology yet.");if(e={},r=JSON.parse(this.LS.getItem(this.keys.topology)),r==null)throw new Error("In local storage, the topology of model '"+this.modelPath+"' is missing.");if(e.modelTopology=r,i=JSON.parse(this.LS.getItem(this.keys.weightSpecs)),i==null)throw new Error("In local storage, the weight specs of model '"+this.modelPath+"' are missing.");if(e.weightSpecs=i,a=this.LS.getItem(this.keys.modelMetadata),a!=null&&(s=JSON.parse(a),e.format=s.format,e.generatedBy=s.generatedBy,e.convertedBy=s.convertedBy,e.userDefinedMetadata=s.userDefinedMetadata),o=this.LS.getItem(this.keys.weightData),o==null)throw new Error("In local storage, the binary weight values of model "+("'"+this.modelPath+"' are missing."));return e.weightData=fI(o),[2,e]})})},n.URL_SCHEME="localstorage://",n}(),Ag=function(n){return qe().getBool("IS_BROWSER")&&(!Array.isArray(n)&&n.startsWith(Vi.URL_SCHEME))?OI(n.slice(Vi.URL_SCHEME.length)):null};on.registerSaveRouter(Ag);on.registerLoadRouter(Ag);function OI(n){return new Vi(n)}var EI=function(){function n(){E(qe().getBool("IS_BROWSER"),function(){return"Current environment is not a web browser"}),E(typeof window=="undefined"||typeof window.localStorage!="undefined",function(){return"Current browser does not appear to support localStorage"}),this.LS=window.localStorage}return n.prototype.listModels=function(){return pe(this,void 0,void 0,function(){var t,e,r,i,a,s;return fe(this,function(o){for(t={},e=Hi+nr,r=nr+Lg,i=0;i<this.LS.length;++i)a=this.LS.key(i),a.startsWith(e)&&a.endsWith(r)&&(s=CI(a),t[s]=JSON.parse(this.LS.getItem(a)));return[2,t]})})},n.prototype.removeModel=function(t){return pe(this,void 0,void 0,function(){var e,r;return fe(this,function(i){if(t=RI(t),e=Ig(t),this.LS.getItem(e.info)==null)throw new Error("Cannot find model at path '"+t+"'");return r=JSON.parse(this.LS.getItem(e.info)),this.LS.removeItem(e.info),this.LS.removeItem(e.topology),this.LS.removeItem(e.weightSpecs),this.LS.removeItem(e.weightData),[2,r]})})},n}();var qi="://",Ar=function(){function n(){this.managers={}}return n.getInstance=function(){return n.instance==null&&(n.instance=new n),n.instance},n.registerManager=function(t,e){E(t!=null,function(){return"scheme must not be undefined or null."}),t.endsWith(qi)&&(t=t.slice(0,t.indexOf(qi))),E(t.length>0,function(){return"scheme must not be an empty string."});var r=n.getInstance();E(r.managers[t]==null,function(){return"A model store manager is already registered for scheme '"+t+"'."}),r.managers[t]=e},n.getManager=function(t){var e=this.getInstance().managers[t];if(e==null)throw new Error("Cannot find model manager for scheme '"+t+"'");return e},n.getSchemes=function(){return Object.keys(this.getInstance().managers)},n}();function so(n){if(n.indexOf(qi)===-1)throw new Error("The url string provided does not contain a scheme. Supported schemes are: "+(""+Ar.getSchemes().join(",")));return{scheme:n.split(qi)[0],path:n.split(qi)[1]}}function Tg(n,t,e){return e===void 0&&(e=!1),pe(this,void 0,void 0,function(){var r,i,a,s,o,c,l,u,h;return fe(this,function(d){switch(d.label){case 0:return E(n!==t,function(){return"Old path and new path are the same: '"+n+"'"}),r=on.getLoadHandlers(n),E(r.length>0,function(){return"Copying failed because no load handler is found for source URL "+n+"."}),E(r.length<2,function(){return"Copying failed because more than one ("+r.length+") "+("load handlers for source URL "+n+".")}),i=r[0],a=on.getSaveHandlers(t),E(a.length>0,function(){return"Copying failed because no save handler is found for destination "+("URL "+t+".")}),E(a.length<2,function(){return"Copying failed because more than one ("+r.length+") "+("save handlers for destination URL "+t+".")}),s=a[0],o=so(n).scheme,c=so(n).path,l=o===so(n).scheme,[4,i.load()];case 1:return u=d.sent(),e&&l?[4,Ar.getManager(o).removeModel(c)]:[3,3];case 2:d.sent(),d.label=3;case 3:return[4,s.save(u)];case 4:return h=d.sent(),e&&!l?[4,Ar.getManager(o).removeModel(c)]:[3,6];case 5:d.sent(),d.label=6;case 6:return[2,h.modelArtifactsInfo]}})})}function DI(){return pe(this,void 0,void 0,function(){var n,t,e,r,i,a,s,o;return fe(this,function(c){switch(c.label){case 0:n=Ar.getSchemes(),t={},e=0,r=n,c.label=1;case 1:return e<r.length?(i=r[e],[4,Ar.getManager(i).listModels()]):[3,4];case 2:a=c.sent();for(s in a)o=i+qi+s,t[o]=a[s];c.label=3;case 3:return e++,[3,1];case 4:return[2,t]}})})}function kI(n){return pe(this,void 0,void 0,function(){var t,e;return fe(this,function(r){return t=so(n),e=Ar.getManager(t.scheme),[2,e.removeModel(t.path)]})})}function FI(n,t){return pe(this,void 0,void 0,function(){var e;return fe(this,function(r){return e=!1,[2,Tg(n,t,e)]})})}function WI(n,t){return pe(this,void 0,void 0,function(){var e;return fe(this,function(r){return e=!0,[2,Tg(n,t,e)]})})}var UI=function(){function n(){}return n.prototype.fetch=function(t,e){return fetch(t,e)},n.prototype.now=function(){return performance.now()},n.prototype.encode=function(t,e){if(e!=="utf-8"&&e!=="utf8")throw new Error("Browser's encoder only supports utf-8, but got "+e);return this.textEncoder==null&&(this.textEncoder=new TextEncoder),this.textEncoder.encode(t)},n.prototype.decode=function(t,e){return new TextDecoder(e).decode(t)},n}();if(qe().get("IS_BROWSER")){qe().setPlatform("browser",new UI);try{Ar.registerManager(Vi.URL_SCHEME,new EI)}catch(n){}try{Ar.registerManager(Mi.URL_SCHEME,new II)}catch(n){}}var BI={importFetch:function(){return Gf()}},ih,zI=function(){function n(){this.util=require("util"),this.textEncoder=new this.util.TextEncoder}return n.prototype.fetch=function(t,e){return qe().global.fetch!=null?qe().global.fetch(t,e):(ih==null&&(ih=BI.importFetch()),ih(t,e))},n.prototype.now=function(){var t=process.hrtime();return t[0]*1e3+t[1]/1e6},n.prototype.encode=function(t,e){if(e!=="utf-8"&&e!=="utf8")throw new Error("Node built-in encoder only supports utf-8, but got "+e);return this.textEncoder.encode(t)},n.prototype.decode=function(t,e){return t.length===0?"":new this.util.TextDecoder(e).decode(t)},n}();qe().get("IS_NODE")&&qe().setPlatform("node",new zI);function Bn(n,t,e){return t===void 0&&(t="float32"),t=t||"float32",$c(n),new ro(n,t,e)}function PI(n,t){var e=R(n,"x","cast");if(!Zf(t))throw new Error("Failed to cast to unknown dtype "+t);if(t==="string"&&e.dtype!=="string"||t!=="string"&&e.dtype==="string")throw new Error("Only strings can be casted to strings");var r={x:e},i={dtype:t};return z.runKernelFunc(function(a){return a.cast(e,t)},r,null,Qs,i)}var he=U({cast_:PI});function MI(n){var t=R(n,"x","clone",null),e=function(){return z.makeTensorFromDataId(t.dataId,t.shape,t.dtype)},r={x:t};return z.runKernelFunc(e,r,null,Fl)}var Qr=U({clone_:MI});function Ng(n,t){t===void 0&&(t=!1),console.log(n.toString(t))}pg();var HI={buffer:Bn,cast:he,clone:Qr,print:Ng};JL(HI);var VI="model",qI=".json",GI=".weights.bin";function _g(n){return new Promise(function(t){return setTimeout(t)}).then(n)}var ah=function(){function n(t){if(!qe().getBool("IS_BROWSER"))throw new Error("browserDownloads() cannot proceed because the current environment is not a browser.");t.startsWith(n.URL_SCHEME)&&(t=t.slice(n.URL_SCHEME.length)),(t==null||t.length===0)&&(t=VI),this.modelTopologyFileName=t+qI,this.weightDataFileName=t+GI}return n.prototype.save=function(t){return pe(this,void 0,void 0,function(){var e,r,i,a,s,o;return fe(this,function(c){switch(c.label){case 0:if(typeof document=="undefined")throw new Error("Browser downloads are not supported in this environment since `document` is not present");if(e=window.URL.createObjectURL(new Blob([t.weightData],{type:"application/octet-stream"})),!(t.modelTopology instanceof ArrayBuffer))return[3,1];throw new Error("BrowserDownloads.save() does not support saving model topology in binary formats yet.");case 1:return r=[{paths:["./"+this.weightDataFileName],weights:t.weightSpecs}],i={modelTopology:t.modelTopology,format:t.format,generatedBy:t.generatedBy,convertedBy:t.convertedBy,weightsManifest:r},a=window.URL.createObjectURL(new Blob([JSON.stringify(i)],{type:"application/json"})),s=this.jsonAnchor==null?document.createElement("a"):this.jsonAnchor,s.download=this.modelTopologyFileName,s.href=a,[4,_g(function(){return s.dispatchEvent(new MouseEvent("click"))})];case 2:return c.sent(),t.weightData!=null?(o=this.weightDataAnchor==null?document.createElement("a"):this.weightDataAnchor,o.download=this.weightDataFileName,o.href=e,[4,_g(function(){return o.dispatchEvent(new MouseEvent("click"))})]):[3,4];case 3:c.sent(),c.label=4;case 4:return[2,{modelArtifactsInfo:Ga(t)}]}})})},n.URL_SCHEME="downloads://",n}(),YI=function(){function n(t){if(t==null||t.length<1)throw new Error("When calling browserFiles, at least 1 file is required, "+("but received "+t));this.files=t}return n.prototype.load=function(){return pe(this,void 0,void 0,function(){var t,e,r=this;return fe(this,function(i){return t=this.files[0],e=this.files.slice(1),[2,new Promise(function(a,s){var o=new FileReader;o.onload=function(c){var l=JSON.parse(c.target.result),u=l.modelTopology;if(u==null){s(new Error("modelTopology field is missing from file "+t.name));return}e.length===0&&a({modelTopology:u});var h=l.weightsManifest;if(h==null){s(new Error("weightManifest field is missing from file "+t.name));return}var d;try{d=r.checkManifestAndWeightFiles(h,e)}catch(g){s(g);return}var p=[],f=[],m=[];h.forEach(function(g){g.paths.forEach(function(y){f.push(y),m.push(null)}),p.push.apply(p,g.weights)}),h.forEach(function(g){g.paths.forEach(function(y){var w=new FileReader;w.onload=function(b){var S=b.target.result,x=f.indexOf(y);m[x]=S,m.indexOf(null)===-1&&a({modelTopology:u,weightSpecs:p,weightData:eh(m),format:l.format,generatedBy:l.generatedBy,convertedBy:l.convertedBy,userDefinedMetadata:l.userDefinedMetadata})},w.onerror=function(b){return s("Failed to weights data from file of path '"+y+"'.")},w.readAsArrayBuffer(d[y])})})},o.onerror=function(c){return s("Failed to read model topology and weights manifest JSON "+("from file '"+t.name+"'. BrowserFiles supports loading ")+"Keras-style tf.Model artifacts only.")},o.readAsText(t)})]})})},n.prototype.checkManifestAndWeightFiles=function(t,e){for(var r=[],i=e.map(function(l){return bg(l.name)}),a={},s=0,o=t;s<o.length;s++){var c=o[s];c.paths.forEach(function(l){var u=bg(l);if(r.indexOf(u)!==-1)throw new Error("Duplicate file basename found in weights manifest: "+("'"+u+"'"));if(r.push(u),i.indexOf(u)===-1)throw new Error("Weight file with basename '"+u+"' is not provided.");a[l]=e[i.indexOf(u)]})}if(r.length!==e.length)throw new Error("Mismatch in the number of files in weights manifest "+("("+r.length+") and the number of weight files provided ")+("("+e.length+")."));return a},n}(),KI=function(n){return qe().getBool("IS_BROWSER")&&(!Array.isArray(n)&&n.startsWith(ah.URL_SCHEME))?jI(n.slice(ah.URL_SCHEME.length)):null};on.registerSaveRouter(KI);function jI(n){return n===void 0&&(n="model"),new ah(n)}function $I(n){return new YI(n)}function Cg(n,t,e,r){s(n),e=e==null?0:e,r=r==null?1:r,o(e,r);var i=0,a=function(c){return c.then(function(l){var u=e+ ++i/n.length*(r-e);return t(u),l}),c};function s(c){E(c!=null&&Array.isArray(c)&&c.length>0,function(){return"promises must be a none empty array"})}function o(c,l){E(c>=0&&c<=1,function(){return"Progress fraction must be in range [0, 1], but "+("got startFraction "+c)}),E(l>=0&&l<=1,function(){return"Progress fraction must be in range [0, 1], but "+("got endFraction "+l)}),E(l>=c,function(){return"startFraction must be no more than endFraction, but "+("got startFraction "+c+" and endFraction ")+(""+l)})}return Promise.all(n.map(a))}function Rg(n,t){return pe(this,void 0,void 0,function(){var e,r,i,a,s,o,c,l,u,h,d;return fe(this,function(p){switch(p.label){case 0:return t==null&&(t={}),e=t.fetchFunc==null?qe().platform.fetch:t.fetchFunc,r=n.map(function(f){return e(f,t.requestInit,{isBinary:!0})}),i=0,a=.5,t.onProgress==null?[4,Promise.all(r)]:[3,2];case 1:return o=p.sent(),[3,4];case 2:return[4,Cg(r,t.onProgress,i,a)];case 3:o=p.sent(),p.label=4;case 4:return s=o,c=s.map(function(f){return f.arrayBuffer()}),l=.5,u=1,t.onProgress==null?[4,Promise.all(c)]:[3,6];case 5:return d=p.sent(),[3,8];case 6:return[4,Cg(c,t.onProgress,l,u)];case 7:d=p.sent(),p.label=8;case 8:return h=d,[2,h]}})})}function XI(n,t,e,r){return t===void 0&&(t=""),pe(this,void 0,void 0,function(){var i,a;return fe(this,function(s){return i=function(o){return Rg(o,{requestInit:r})},a=Og(i),[2,a(n,t,e)]})})}function Og(n){var t=this;return function(e,r,i){return r===void 0&&(r=""),pe(t,void 0,void 0,function(){var a,s,o,c,l,u,h,d,p,f;return fe(this,function(m){switch(m.label){case 0:if(a=e.map(function(){return!1}),s={},o=i!=null?i.map(function(){return!1}):[],c=[],e.forEach(function(g,y){var w=0;g.weights.forEach(function(b){var S="quantization"in b?b.quantization.dtype:b.dtype,x=Zu[S]*pt(b.shape),N=function(){a[y]=!0,s[y]==null&&(s[y]=[]),s[y].push({manifestEntry:b,groupOffset:w,sizeBytes:x})};i!=null?i.forEach(function(I,C){I===b.name&&(N(),o[C]=!0)}):N(),c.push(b.name),w+=x})}),!o.every(function(g){return g}))throw l=i.filter(function(g,y){return!o[y]}),new Error("Could not find weights in manifest with names: "+(l.join(", ")+`. 
`)+"Manifest JSON has weights with names: "+(c.join(", ")+"."));return u=a.reduce(function(g,y,w){return y&&g.push(w),g},[]),h=[],u.forEach(function(g){e[g].paths.forEach(function(y){var w=r+(r.endsWith("/")?"":"/")+y;h.push(w)})}),[4,n(h)];case 1:return d=m.sent(),p={},f=0,u.forEach(function(g){for(var y=e[g].paths.length,w=0,b=0;b<y;b++)w+=d[f+b].byteLength;for(var S=new ArrayBuffer(w),x=new Uint8Array(S),N=0,I=0;I<y;I++){var C=new Uint8Array(d[f+I]);x.set(C,N),N+=C.byteLength}var O=s[g];O.forEach(function(D){var F=S.slice(D.groupOffset,D.groupOffset+D.sizeBytes),k=vg(F,[D.manifestEntry]);for(var B in k)p[B]=k[B]}),f+=y}),[2,p]}})})}}var JI="application/octet-stream",ZI="application/json",Eg=function(){function n(t,e){if(this.DEFAULT_METHOD="POST",e==null&&(e={}),this.weightPathPrefix=e.weightPathPrefix,this.onProgress=e.onProgress,this.weightUrlConverter=e.weightUrlConverter,e.fetchFunc!=null?(E(typeof e.fetchFunc=="function",function(){return"Must pass a function that matches the signature of `fetch` (see https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API)"}),this.fetch=e.fetchFunc):this.fetch=qe().platform.fetch,E(t!=null&&t.length>0,function(){return"URL path for http must not be null, undefined or empty."}),Array.isArray(t)&&E(t.length===2,function(){return"URL paths for http must have a length of 2, "+("(actual length is "+t.length+").")}),this.path=t,e.requestInit!=null&&e.requestInit.body!=null)throw new Error("requestInit is expected to have no pre-existing body, but has one.");this.requestInit=e.requestInit||{}}return n.prototype.save=function(t){return pe(this,void 0,void 0,function(){var e,r,i,a;return fe(this,function(s){switch(s.label){case 0:if(t.modelTopology instanceof ArrayBuffer)throw new Error("BrowserHTTPRequest.save() does not support saving model topology in binary formats yet.");return e=Object.assign({method:this.DEFAULT_METHOD},this.requestInit),e.body=new FormData,r=[{paths:["./model.weights.bin"],weights:t.weightSpecs}],i={modelTopology:t.modelTopology,format:t.format,generatedBy:t.generatedBy,convertedBy:t.convertedBy,userDefinedMetadata:t.userDefinedMetadata,weightsManifest:r},e.body.append("model.json",new Blob([JSON.stringify(i)],{type:ZI}),"model.json"),t.weightData!=null&&e.body.append("model.weights.bin",new Blob([t.weightData],{type:JI}),"model.weights.bin"),[4,this.fetch(this.path,e)];case 1:if(a=s.sent(),a.ok)return[2,{modelArtifactsInfo:Ga(t),responses:[a]}];throw new Error("BrowserHTTPRequest.save() failed due to HTTP response status "+(a.status+"."))}})})},n.prototype.load=function(){return pe(this,void 0,void 0,function(){var t,e,r,i,a,s,o,c,l,u,h,d,p,f,m;return fe(this,function(g){switch(g.label){case 0:return[4,this.fetch(this.path,this.requestInit)];case 1:if(t=g.sent(),!t.ok)throw new Error("Request to "+this.path+" failed with status code "+(t.status+". Please verify this URL points to ")+"the model JSON of the model to load.");g.label=2;case 2:return g.trys.push([2,4,,5]),[4,t.json()];case 3:return e=g.sent(),[3,5];case 4:throw r=g.sent(),i="Failed to parse model JSON of response from "+this.path+".",this.path.endsWith(".pb")?i+=" Your path contains a .pb file extension. Support for .pb models have been removed in TensorFlow.js 1.0 in favor of .json models. You can re-convert your Python TensorFlow model using the TensorFlow.js 1.0 conversion scripts or you can convert your.pb models with the 'pb2json'NPM script in the tensorflow/tfjs-converter repository.":i+=" Please make sure the server is serving valid JSON for this request.",new Error(i);case 5:if(a=e.modelTopology,s=e.weightsManifest,o=e.generatedBy,c=e.convertedBy,l=e.format,u=e.userDefinedMetadata,a==null&&s==null)throw new Error("The JSON from HTTP path "+this.path+" contains neither model topology or manifest for weights.");return s!=null?[4,this.loadWeights(s)]:[3,7];case 6:p=g.sent(),h=p[0],d=p[1],g.label=7;case 7:return f={modelTopology:a,weightSpecs:h,weightData:d,userDefinedMetadata:u,generatedBy:o,convertedBy:c,format:l},m=e.modelInitializer,m&&(f.modelInitializer=m),[2,f]}})})},n.prototype.loadWeights=function(t){return pe(this,void 0,void 0,function(){var e,r,i,a,s,o,c,l,u,h,d,p,f,m,g,y,w,b,S,x,N;return fe(this,function(I){switch(I.label){case 0:for(e=Array.isArray(this.path)?this.path[1]:this.path,r=QI(e),i=r[0],a=r[1],s=this.weightPathPrefix||i,o=[],c=0,l=t;c<l.length;c++)u=l[c],o.push.apply(o,u.weights);for(h=[],d=[],p=0,f=t;p<f.length;p++)for(m=f[p],g=0,y=m.paths;g<y.length;g++)w=y[g],this.weightUrlConverter!=null?d.push(this.weightUrlConverter(w)):h.push(s+w+a);return this.weightUrlConverter?(S=(b=h.push).apply,x=[h],[4,Promise.all(d)]):[3,2];case 1:S.apply(b,x.concat([I.sent()])),I.label=2;case 2:return[4,Rg(h,{requestInit:this.requestInit,fetchFunc:this.fetch,onProgress:this.onProgress})];case 3:return N=I.sent(),[2,[o,eh(N)]]}})})},n.URL_SCHEME_REGEX=/^https?:\/\//,n}();function QI(n){var t=n.lastIndexOf("/"),e=n.lastIndexOf("?"),r=n.substring(0,t),i=e>t?n.substring(e):"";return[r+"/",i]}function sh(n){return n.match(Eg.URL_SCHEME_REGEX)!=null}var Dg=function(n,t){if(typeof fetch=="undefined"&&(t==null||t.fetchFunc==null))return null;var e=!0;return Array.isArray(n)?e=n.every(function(r){return sh(r)}):e=sh(n),e?oh(n,t):null};on.registerSaveRouter(Dg);on.registerLoadRouter(Dg);function oh(n,t){return new Eg(n,t)}function eA(n,t){return oh(n,t)}var ch=function(){function n(t){this.modelArtifacts=t}return n.prototype.load=function(){return pe(this,void 0,void 0,function(){return fe(this,function(t){return[2,this.modelArtifacts]})})},n}(),tA=function(){function n(t){this.saveHandler=t}return n.prototype.save=function(t){return pe(this,void 0,void 0,function(){return fe(this,function(e){return[2,this.saveHandler(t)]})})},n}();function nA(n,t,e,r){if(arguments.length===1){var i=n.modelTopology!=null||n.weightSpecs!=null;return i?new ch(n):(console.warn("Please call tf.io.fromMemory() with only one argument. The argument should be of type ModelArtifacts. The multi-argument signature of tf.io.fromMemory() has been deprecated and will be removed in a future release."),new ch({modelTopology:n}))}else return console.warn("Please call tf.io.fromMemory() with only one argument. The argument should be of type ModelArtifacts. The multi-argument signature of tf.io.fromMemory() has been deprecated and will be removed in a future release."),new ch({modelTopology:n,weightSpecs:t,weightData:e,trainingConfig:r})}function rA(n){return new tA(n)}var iA={__proto__:null,browserFiles:$I,browserHTTPRequest:eA,concatenateArrayBuffers:eh,decodeWeights:vg,encodeWeights:hI,fromMemory:nA,getLoadHandlers:xI,getModelArtifactsInfoForJSON:Ga,getSaveHandlers:bI,http:oh,isHTTPScheme:sh,loadWeights:XI,registerLoadRouter:wI,registerSaveRouter:vI,weightsLoaderFactory:Og,withSaveHandler:rA,copyModel:FI,listModels:DI,moveModel:WI,removeModel:kI};function aA(n,t){var e=R(n,"x","reshape",null),r={x:e},i={shape:t},a=function(s,o){return t=Kf(t,e.size),E(e.size===pt(t),function(){return"new shape and old shape must have the same number of elements."}),o([e]),s.reshape(e,t)};return z.runKernelFunc(a,r,null,su,i)}var Y=U({reshape_:aA});function sA(n,t,e,r){var i;e===void 0&&(e=!1),r===void 0&&(r=!1);var a=R(n,"a","matMul"),s=R(t,"b","matMul");i=ct(a,s),a=i[0],s=i[1];var o=function(u,h){h([a,s]);var d=e?a.shape[a.rank-2]:a.shape[a.rank-1],p=r?s.shape[s.rank-1]:s.shape[s.rank-2],f=e?a.shape[a.rank-1]:a.shape[a.rank-2],m=r?s.shape[s.rank-2]:s.shape[s.rank-1],g=a.shape.slice(0,-2),y=s.shape.slice(0,-2),w=pt(g),b=pt(y),S=w===b||w===1||b===1;E(a.rank>=2&&s.rank>=2&&S,function(){return"Error in matMul: the input batch dimensions must either be the same or at least one input batch dimension must be 1. Got input "+("batch dimensions of ("+g+") and ("+y+").")}),E(d===p,function(){return"Error in matMul: inner shapes ("+d+") and ("+(p+") of Tensors with shapes "+a.shape+" and ")+(s.shape+" and transposeA="+e)+(" and transposeB="+r+" must match.")});var x=w>b?g:y,N=x.concat([f,m]),I=e?Y(a,[w,d,f]):Y(a,[w,f,d]),C=r?Y(s,[b,m,p]):Y(s,[b,p,m]),O=u.batchMatMul(I,C,e,r);return Y(O,N)},c={a,b:s},l={transposeA:e,transposeB:r};return z.runKernelFunc(o,c,null,hl,l)}var Ue=U({matMul_:sA});function oA(n,t,e,r){if(e===void 0&&(e=1),r===void 0&&(r=0),t<2)throw new Error("Error in oneHot: depth must be >=2, but it is "+t);var i=R(n,"indices","oneHot","int32"),a=i.shape.concat([t]),s=function(l,u){return u([i]),Y(l.oneHot(Y(i,[i.size]),t,e,r),a)},o={indices:i},c={depth:t,onValue:e,offValue:r};return z.runKernelFunc(s,o,null,eu,c)}var oo=U({oneHot_:oA});function cA(n,t){var e=R(n,"x","transpose");if(t==null&&(t=e.shape.map(function(a,s){return s}).reverse()),E(e.rank===t.length,function(){return"Error in transpose: rank of input "+e.rank+" "+("must match length of perm "+t+".")}),t.forEach(function(a){E(a>=0&&a<e.rank,function(){return"All entries in 'perm' must be between 0 and "+(e.rank-1)+(" but got "+t)})}),e.rank<=1)return e.clone();var r={x:e},i={perm:t};return z.runKernelFunc(function(a){return a.transpose(e,t)},r,null,Ou,i)}var Nt=U({transpose_:cA});function lA(n,t,e){var r=R(n,"labels","confusionMatrix"),i=R(t,"predictions","confusionMatrix");E(e==null||e>0&&Number.isInteger(e),function(){return"If provided, numClasses must be a positive integer, "+("but got "+e)}),E(r.rank===1,function(){return"Expected the rank of labels to be 1, but got "+r.rank}),E(i.rank===1,function(){return"Expected the rank of predictions to be 1, "+("but got "+i.rank)}),E(r.shape[0]===i.shape[0],function(){return"Mismatch in the number of examples: "+(r.shape[0]+" vs. "+i.shape[0]+". ")+"Labels and predictions should have the same number of elements."}),E(e>0&&Number.isInteger(e),function(){return"numClasses is required to be a positive integer, but got "+(""+e)});var a=oo(he(r,"int32"),e),s=oo(he(i,"int32"),e),o=Nt(a),c=Ue(o,s);return he(c,"int32")}var uA=U({confusionMatrix_:lA});var hA={__proto__:null,confusionMatrix:uA};function kg(n,t,e){if(Xr(n),t!=null&&t.length!==3)throw new Error("tensor3d() requires shape to have three numbers");var r=Un(n,e);if(r.length!==3&&r.length!==1)throw new Error("tensor3d() requires values to be number[][][] or flat/TypedArray");if(r.length===1&&t==null)throw new Error("tensor3d() requires shape to be provided when `values` are a flat array");return Sr(n,t,r,e)}var Gi;function dA(n,t){if(t===void 0&&(t=3),t>4)throw new Error("Cannot construct Tensor with more than 4 channels from pixels.");if(n==null)throw new Error("pixels passed to tf.browser.fromPixels() can not be null");var e=!1,r=!1,i=!1,a=!1,s=!1;if(n.data instanceof Uint8Array)e=!0;else if(typeof ImageData!="undefined"&&n instanceof ImageData)r=!0;else if(typeof HTMLVideoElement!="undefined"&&n instanceof HTMLVideoElement)i=!0;else if(typeof HTMLImageElement!="undefined"&&n instanceof HTMLImageElement)a=!0;else if(n.getContext!=null)s=!0;else throw new Error("pixels passed to tf.browser.fromPixels() must be either an HTMLVideoElement, HTMLImageElement, HTMLCanvasElement, ImageData in browser, or OffscreenCanvas, ImageData in webworker or {data: Uint32Array, width: number, height: number}, "+("but was "+n.constructor.name));if(i){var o=2;if(i&&n.readyState<o)throw new Error("The video element has not loaded data yet. Please wait for `loadeddata` event on the <video> element.")}var c=Mu(Wu,z.backendName);if(c!=null){var l={pixels:n},u={numChannels:t};return z.runKernel(Wu,l,u)}var h=i?[n.videoWidth,n.videoHeight]:[n.width,n.height],d=h[0],p=h[1],f;s?f=n.getContext("2d").getImageData(0,0,d,p).data:r||e?f=n.data:(a||i)&&(Gi==null&&(Gi=document.createElement("canvas").getContext("2d")),Gi.canvas.width=d,Gi.canvas.height=p,Gi.drawImage(n,0,0,d,p),f=Gi.getImageData(0,0,d,p).data);var m;if(t===4)m=new Int32Array(f);else{var g=d*p;m=new Int32Array(g*t);for(var y=0;y<g;y++)for(var w=0;w<t;++w)m[y*t+w]=f[y*4+w]}var b=[p,d,t];return kg(m,b,"int32")}function pA(n,t){return pe(this,void 0,void 0,function(){var e,r,i,a,s,o,c,l,u,h,d,p,f,m,g,y;return fe(this,function(w){switch(w.label){case 0:if(e=R(n,"img","toPixels"),n instanceof j||(r=e,e=he(r,"int32"),r.dispose()),e.rank!==2&&e.rank!==3)throw new Error("toPixels only supports rank 2 or 3 tensors, got rank "+e.rank+".");if(i=e.shape.slice(0,2),a=i[0],s=i[1],o=e.rank===2?1:e.shape[2],o>4||o===2)throw new Error("toPixels only supports depth of size "+("1, 3 or 4 but got "+o));if(e.dtype!=="float32"&&e.dtype!=="int32")throw new Error("Unsupported type for toPixels: "+e.dtype+". Please use float32 or int32 tensors.");return[4,e.data()];case 1:for(c=w.sent(),l=e.dtype==="float32"?255:1,u=new Uint8ClampedArray(s*a*4),h=0;h<a*s;++h){for(d=[0,0,0,255],p=0;p<o;p++){if(f=c[h*o+p],e.dtype==="float32"){if(f<0||f>1)throw new Error("Tensor values for a float32 Tensor must be in the "+("range [0 - 1] but encountered "+f+"."))}else if(e.dtype==="int32"&&(f<0||f>255))throw new Error("Tensor values for a int32 Tensor must be in the "+("range [0 - 255] but encountered "+f+"."));o===1?(d[0]=f*l,d[1]=f*l,d[2]=f*l):d[p]=f*l}m=h*4,u[m+0]=Math.round(d[0]),u[m+1]=Math.round(d[1]),u[m+2]=Math.round(d[2]),u[m+3]=Math.round(d[3])}return t!=null&&(t.width=s,t.height=a,g=t.getContext("2d"),y=new ImageData(u,s,a),g.putImageData(y,0,0)),e!==n&&e.dispose(),[2,u]}})})}var fA=U({fromPixels_:dA}),mA={__proto__:null,toPixels:pA,fromPixels:fA};function Fg(n,t){if(n.rank<1)throw new Error("tf.gatherND() expects the input to be rank 1 or higher,"+(" but the rank was "+n.rank+"."));if(t.rank<1)throw new Error("tf.gatherND() expects the indices to be rank 1 or higher,"+(" but the rank was "+t.rank+"."));if(t.dtype!=="int32")throw new Error("tf.gatherND() expects the indices to be int32 type,"+(" but the dtype was "+t.dtype+"."));if(t.shape[t.rank-1]>n.rank)throw new Error("index innermost dimension length must be <= tensor rank; saw: "+(t.shape[t.rank-1]+" vs. "+n.rank));if(n.size===0)throw new Error("Requested more than 0 entries, but input is empty."+(" Input shape: "+n.shape+"."));for(var e=t.shape,r=e[e.length-1],i=1,a=0;a<e.length-1;++a)i*=e[a];var s=n.shape,o=e.slice();o.pop();for(var c=1,a=r;a<n.rank;++a)c*=s[a],o.push(s[a]);var l=Wi(n.shape).map(function(u){return u/c}).concat([1]).slice(0,r);return[o,i,c,l]}var gA={__proto__:null,prepareAndValidate:Fg};function lh(n,t,e){var r=t.rank>1?t.shape[t.rank-1]:1,i=t.rank>1?t.rank-1:1,a="Must have updates.shape = indices.shape[:batchDim] + "+("shape[sliceDim:], got updates.shape: "+e.shape)+(", indices.shape: "+t.shape+", shape: "+n)+(", sliceDim: "+r+", and batchDim: "+i+".");if(e.rank<i)throw new Error(a+(" update.rank < "+i+". "));if(n.length<r+(e.rank-i))throw new Error(a+(" Output shape length < "+(r+(e.rank-i))));if(e.rank!==i+n.length-r)throw new Error(a+(" update.rank != "+(i+n.length-r)));for(var s=0;s<i;++s)if(e.shape[s]!==t.shape[s])throw new Error(a+(" updates.shape["+s+"] ("+e.shape[s]+") != indices.shape["+s+"] ("+t.shape[s]+")."));for(var s=0;s<e.rank-i;++s)if(e.shape[s+i]!==n[s+r])throw new Error(a+(" updates.shape["+(s+i)+"] ("+e.shape[s+i]+") != shape["+(s+i)+"] ("+n[s+i]+")"))}function uh(n,t,e){if(t.rank<1)throw new Error("tf.scatterND() expects the indices to be rank 1 or higher,"+(" but the rank was "+t.rank+"."));if(n.rank<1)throw new Error("tf.scatterND() expects the updates to be rank 1 or higher,"+(" but the rank was "+n.rank+"."));if(t.dtype!=="int32")throw new Error("The dtype of 'indices' should be int32, but got dtype: "+t.dtype);if(e.length<1)throw new Error("Output rank must be greater or equal to 1, but got shape: "+e);if(e.length===0){if(t.size===0)throw new Error("Indices specified for empty output. indices shape: "+t.shape);if(n.size===0)throw new Error("Updates specified for empty output. updates shape: "+n.shape)}lh(e,t,n)}function Wg(n,t,e){for(var r=t.shape.length,i=r>1?t.shape[r-1]:1,a=e.length,s=1,o=i;o<a;++o)s*=e[o];var c=i<1?1:i,l=pt(t.shape)/c,u=Wi(e.slice(0,i)).concat([1]),h=pt(e);return{sliceRank:i,numUpdates:l,sliceSize:s,strides:u,outputSize:h}}var yA={__proto__:null,validateUpdateShape:lh,validateInput:uh,calculateShapes:Wg};function Ug(n,t,e){var r=n.shape.length;E(r===t.length,function(){return"Error in slice"+r+"D: Length of begin "+t+" must "+("match the rank of the array ("+r+").")}),E(r===e.length,function(){return"Error in slice"+r+"D: Length of size "+e+" must "+("match the rank of the array ("+r+").")});for(var i=function(s){E(t[s]+e[s]<=n.shape[s],function(){return"Error in slice"+r+"D: begin["+s+"] + size["+s+"] "+("("+(t[s]+e[s])+") would overflow input.shape["+s+"] ("+n.shape[s]+")")})},a=0;a<r;++a)i(a)}function co(n){for(var t=[],e=0;n>0;)n&1&&t.push(e),n/=2,e++;return t}function Bg(n,t,e){for(var r=[],i=0;i<n.length;i++)r[i]=Math.ceil((t[i]-n[i])/e[i]);return r}function zg(n,t,e,r){for(var i=n.slice(),a=i.length;a<r.length;a++)i.push(1);for(var a=0;a<e;a++)a===0?i[t]=1:(i.splice(t,0,1),i.pop());return i}function Pg(n,t,e){return e<=n?e:e-(t-1)}function Mg(n,t){for(var e=[],r=0;r<n;r++)e.push(t+r);return e}function jg(n,t,e,r,i,a,s,o,c){var l=n.length,u=new Array(l),h=new Array(l),d=new Array(l);if(t.length&&e>0){var p=t[0],f=e+1;u=Hg(s,p,f,r,n),h=Vg(o,p,f,i,n),d=zg(a,p,f,n)}else for(var m=0;m<l;m++)u[m]=Gg(s,r,a,n,m,c),h[m]=Yg(o,i,a,n,m,c),d[m]=qg(a,m,c);return{begin:u,end:h,strides:d}}function Hg(n,t,e,r,i){for(var a=i.slice(),s=Mg(e,t),o=0;o<a.length;o++)if(s.indexOf(o)>-1)a[o]=0;else{var c=Pg(t,e,o),l=r[c];n&1<<c&&(l=0),a[o]=l}return a}function Vg(n,t,e,r,i){for(var a=i.slice(),s=Mg(e,t),o=0;o<a.length;o++)if(s.indexOf(o)>-1)a[o]=Number.MAX_SAFE_INTEGER;else{var c=Pg(t,e,o),l=r[c];n&1<<c&&(l=Number.MAX_SAFE_INTEGER),a[o]=l}for(var u=0;u<a.length;u++){var h=i[u];a[u]<0&&(a[u]+=h),a[u]=Ua(0,a[u],i[u])}return a}function qg(n,t,e){var r=n[t];return(e&1<<t||r==null)&&(r=1),r}function Gg(n,t,e,r,i,a){var s=t[i],o=e[i]||1;(n&1<<i||a&1<<i||s==null)&&(o>0?s=Number.MIN_SAFE_INTEGER:s=Number.MAX_SAFE_INTEGER);var c=r[i];return s<0&&(s+=c),s=Ua(0,s,c-1),s}function Yg(n,t,e,r,i,a){var s=t[i],o=e[i]||1;(n&1<<i||a&1<<i||s==null)&&(o>0?s=Number.MAX_SAFE_INTEGER:s=Number.MIN_SAFE_INTEGER);var c=r[i];return s<0&&(s+=c),o>0?s=Ua(0,s,c):s=Ua(-1,s,c-1),s}function vA(n,t,e){for(var r=e.length,i=0;i<e.length;i++)if(e[i]>1){r=i;break}for(var i=r+1;i<e.length;i++)if(t[i]>0||e[i]!==n[i])return!1;return!0}function wA(n,t){for(var e=n.length>0?n[n.length-1]:1,r=0;r<n.length-1;r++)e+=n[r]*t[r];return e}function hh(n,t,e){var r,i=n.shape.length;typeof t=="number"?r=[t].concat(new Array(i-1).fill(0)):t.length<i?r=t.concat(new Array(i-t.length).fill(0)):r=t.slice(),r.forEach(function(s){E(s!==-1,function(){return"slice() does not support negative begin indexing."})});var a;return e==null?a=new Array(i).fill(-1):typeof e=="number"?a=[e].concat(new Array(i-1).fill(-1)):e.length<i?a=e.concat(new Array(i-e.length).fill(-1)):a=e,a=a.map(function(s,o){return s>=0?s:(E(s===-1,function(){return"Negative size values should be exactly -1 but got "+(s+" for the slice() size at index "+o+".")}),n.shape[o]-r[o])}),[r,a]}var Kg={__proto__:null,assertParamsValid:Ug,maskToAxes:co,computeOutShape:Bg,stridesWithElidedDims:zg,getNormalizedAxes:jg,startIndicesWithElidedDims:Hg,stopIndicesWithElidedDims:Vg,stridesForAxis:qg,startForAxis:Gg,stopForAxis:Yg,isSliceContinous:vA,computeFlatOffset:wA,parseSliceParams:hh};var $g=function(){function n(){}return n.prototype.getClassName=function(){return this.constructor.className},n.fromConfig=function(t,e){return new t(e)},n}(),Xg=function(){function n(){this.classNameMap={}}return n.getMap=function(){return n.instance==null&&(n.instance=new n),n.instance},n.register=function(t){n.getMap().classNameMap[t.className]=[t,t.fromConfig]},n}();function Tr(n){E(n.className!=null,function(){return"Class being registered does not have the static className property defined."}),E(typeof n.className=="string",function(){return"className is required to be a string, but got type "+typeof n.className}),E(n.className.length>0,function(){return"Class being registered has an empty-string as its className, which is disallowed."}),Xg.register(n)}var bA={__proto__:null,Serializable:$g,SerializationMap:Xg,registerClass:Tr};var xA=.001,Jg=.1;function SA(n,t,e){return e==null&&(e=dh()),ph(n,t,function(r,i){return fh(r,i,e)})}function dh(){return z.backend.floatPrecision()===32?xA:Jg}function ph(n,t,e){var r=!0;if((Ut(n)||Ut(t))&&(r=!1),Ut(n)&&Ut(t)&&(r=!0),r){var i=n.constructor.name,a=t.constructor.name;if(i!==a)throw new Error("Arrays are of different type. Actual: "+i+". "+("Expected: "+a))}if(Array.isArray(n)&&Array.isArray(t)){var s=Un(n),o=Un(t);if(!wn(s,o))throw new Error("Arrays have different shapes. "+("Actual: ["+s+"]. Expected: ["+o+"]"))}var c=Ut(n)?n:Jr(n),l=Ut(t)?t:Jr(t);if(c.length!==l.length)throw new Error("Arrays have different lengths actual: "+c.length+" vs "+("expected: "+l.length+`.
`)+("Actual:   "+c+`.
`)+("Expected: "+l+"."));for(var u=0;u<l.length;++u){var h=c[u],d=l[u];if(!e(h,d))throw new Error("Arrays differ: actual["+u+"] = "+h+", expected["+u+"] = "+d+`.
`+("Actual:   "+c+`.
`)+("Expected: "+l+"."))}}function LA(n,t){n().then(function(){return t.fail()},function(){return t()})}function IA(n,t){var e=typeof t=="string"||typeof t=="number"||typeof t=="boolean"?[t]:t;return wr(n)||wr(n[0])||wr(t)||wr(t[0])?ph(n,e,function(r,i){return r==i}):ph(n,t,function(r,i){return fh(r,i,0)})}function AA(n,t,e){if(e==null&&(e=dh()),!fh(n,t,e))throw new Error("Numbers differ: actual === "+n+", expected === "+t)}function fh(n,t,e){return!isFinite(n)&&!isFinite(t)?!0:!(isNaN(n)||isNaN(t)||Math.abs(n-t)>e)}function TA(n,t,e){for(var r=0;r<n.length;r++)if(n[r]<t||n[r]>e)throw new Error("Value out of range:"+n[r]+" low: "+t+", high: "+e)}function NA(n,t){expect(new Float32Array(n)).toEqual(new Float32Array(t))}var _A={__proto__:null,TEST_EPSILON_FLOAT16:Jg,expectArraysClose:SA,testEpsilon:dh,expectPromiseToFail:LA,expectArraysEqual:IA,expectNumbersClose:AA,expectValuesInRange:TA,expectArrayBuffersEqual:NA};var CA="2.7.0";function RA(){qe().set("PROD",!0)}function OA(){qe().set("DEBUG",!0)}function EA(){qe().set("DEPRECATION_WARNINGS_ENABLED",!1),console.warn("TensorFlow.js deprecation warnings have been disabled.")}function _t(n){qe().getBool("DEPRECATION_WARNINGS_ENABLED")&&console.warn(n+" You can disable deprecation warnings with tf.disableDeprecationWarnings().")}function DA(){z.disposeVariables()}function kA(){return z}function FA(){return z.memory()}function WA(n){return z.profile(n)}function xt(n,t){return z.tidy(n,t)}function Vt(n){var t=Ju(n);t.forEach(function(e){return e.dispose()})}function Zg(n){return z.keep(n)}function UA(n){return z.time(n)}function BA(n){return z.setBackend(n)}function zA(){return z.ready()}function PA(){return z.backendName}function MA(n){z.removeBackend(n)}function HA(n){return z.findBackend(n)}function VA(n){return z.findBackendFactory(n)}function qA(n,t,e){return e===void 0&&(e=1),z.registerBackend(n,t,e)}function GA(){return z.backend}function YA(n,t){qe().setPlatform(n,t)}function jA(n,t){var e,r=R(n,"a","add"),i=R(t,"b","add");e=ct(r,i),r=e[0],i=e[1];var a=function(o,c){var l=o.add(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,Zs)}var ge=U({add_:jA});function KA(n,t){var e,r=R(n,"a","floorDiv"),i=R(t,"b","floorDiv");e=ct(r,i),r=e[0],i=e[1];var a=function(o,c){var l=o.floorDiv(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,Ol)}var mh=U({floorDiv_:KA});function $A(n,t){var e,r=R(n,"a","div"),i=R(t,"b","div");if(e=ct(r,i),r=e[0],i=e[1],r.dtype==="int32"&&i.dtype==="int32")return mh(r,i);var a=function(c,l){var u=c.realDivide(r,i);return l([r,i]),u},s={a:r,b:i},o={};return z.runKernelFunc(a,s,null,Al,o)}var Ne=U({div_:$A});function XA(n,t){var e,r=R(n,"a","mul"),i=R(t,"b","mul");e=ct(r,i),r=e[0],i=e[1];var a=function(o,c){var l=o.multiply(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,Jl)}var Z=U({mul_:XA});function JA(n){var t=R(n,"x","abs"),e={x:t};return z.runKernelFunc(function(r,i){return i([t]),t.dtype==="complex64"?r.complexAbs(t):r.abs(t)},e,null,Zc)}var Zt=U({abs_:JA});function ZA(n){var t=R(n,"x","acos"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.acos(t);return i([t]),a},e,null,Qc)}var Qg=U({acos_:ZA});function QA(n){var t=R(n,"x","acosh"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.acosh(t);return i([t]),a},e,null,el)}var e0=U({acosh_:QA});function e5(n){E(Array.isArray(n),function(){return"The argument passed to tf.addN() must be a list of tensors"}),E(n.length>=1,function(){return"Must pass at least one tensor to tf.addN(), but got "+(""+n.length)});var t=n.map(function(a,s){return R(a,"tensors"+s,"addN")}),e=t[0];t.forEach(function(a){if(a.dtype!==e.dtype)throw new Error("All tensors passed to tf.addN() must have the same dtype")}),t.forEach(function(a){if(!wn(a.shape,e.shape))throw new Error("All tensors passed to tf.addN() must have the same shape")});var r=function(a,s){var o=a.addN(t);return s(t),o},i=t;return z.runKernelFunc(r,i,null,tl)}var t5=U({addN_:e5});function gh(n,t){for(var e=0;e<n.length;++e)if(n[n.length-e-1]!==t-1-e)return!1;return!0}function t0(n,t,e){for(var r=n.length+t.length,i=[],a=0,s=0,o=0;o<r;o++)e.indexOf(o)===-1?i.push(n[a++]):i.push(t[s++]);return i}function n0(n,t){for(var e=[],r=n.length,i=0;i<r;i++)t.indexOf(i)===-1&&e.push(n[i]);var a=t.map(function(s){return n[s]});return[e,a]}function cn(n,t){var e=t.map(function(r){return 1});return t0(n,e,t)}function n5(n,t,e){E(gh(t,e),function(){return n+" supports only inner-most axes for now. "+("Got axes "+t+" and rank-"+e+" input.")})}function bn(n,t){if(gh(n,t))return null;for(var e=[],r=0;r<t;++r)n.indexOf(r)===-1&&e.push(r);return n.forEach(function(i){return e.push(i)}),e}function lo(n){return n.map(function(t,e){return[e,t]}).sort(function(t,e){return t[1]-e[1]}).map(function(t){return t[0]})}function zn(n,t){for(var e=[],r=t-n;r<t;++r)e.push(r);return e}function r5(n,t,e){t===void 0&&(t=null),e===void 0&&(e=!1);var r=R(n,"x","all","bool"),i=function(o){var c=rt(t,r.shape),l=c,u=bn(l,r.rank);u!=null&&(r=Nt(r,u),l=zn(l.length,r.rank));var h=o.all(r,l);if(e){var d=cn(h.shape,c);return Y(h,d)}return h},a={x:r},s={axis:t,keepDims:e};return z.runKernelFunc(i,a,null,lm,s)}var r0=U({all_:r5});function i5(n,t,e){t===void 0&&(t=null),e===void 0&&(e=!1);var r=R(n,"x","any","bool"),i=function(o){var c=rt(t,r.shape),l=c,u=bn(l,r.rank);u!=null&&(r=Nt(r,u),l=zn(l.length,r.rank));var h=o.any(r,l);if(e){var d=cn(h.shape,c);return Y(h,d)}return h},a={x:r},s={axis:t,keepDims:e};return z.runKernelFunc(i,a,null,um,s)}var i0=U({any_:i5});function a5(n,t){t===void 0&&(t=0);var e=R(n,"x","argMax"),r=function(s,o){o([e]);var c=rt(t,e.shape),l=bn(c,e.rank);return l!=null&&(e=Nt(e,l),c=zn(c.length,e.rank)),s.argMax(e,c[0])},i={x:e},a={axis:t};return z.runKernelFunc(r,i,null,nl,a)}var a0=U({argMax_:a5});function s5(n,t){t===void 0&&(t=0);var e=R(n,"x","argMin"),r=function(s,o){o([e]),t==null&&(t=0);var c=rt(t,e.shape),l=bn(c,e.rank);return l!=null&&(e=Nt(e,l),c=zn(c.length,e.rank)),s.argMin(e,c[0])},i={x:e},a={axis:t};return z.runKernelFunc(r,i,null,rl,a)}var s0=U({argMin_:s5});function o5(n){var t=R(n,"x","asin"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.asin(t);return i([t]),a},e,null,il)}var o0=U({asin_:o5});function c5(n){var t=R(n,"x","asinh"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.asinh(t);return i([t]),a},e,null,al)}var c0=U({asinh_:c5});function l5(n){var t=R(n,"x","atan"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.atan(t);return i([t]),a},e,null,sl)}var l0=U({atan_:l5});function u5(n,t){var e,r=R(n,"a","atan2"),i=R(t,"b","atan2");e=ct(r,i),r=e[0],i=e[1];var a=function(o,c){var l=o.atan2(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,cl)}var u0=U({atan2_:u5});function h5(n){var t=R(n,"x","atanh"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.atanh(t);return i([t]),a},e,null,ol)}var h0=U({atanh_:h5});function d5(n,t,e,r,i,a){i===void 0&&(i="NHWC");var s=n[3],o=t.concat([s]),c=Ya(i);return xn(n,o,e,a,r,null,null,c)}function Yi(n,t,e,r,i,a,s){s===void 0&&(s="channelsLast");var o=uo(t),c=o[0],l=o[1],u;if(s==="channelsLast")u=[c,l,n[3],n[3]];else if(s==="channelsFirst")u=[c,l,n[1],n[1]];else throw new Error("Unknown dataFormat "+s);return xn(n,u,e,r,i,a,!1,s)}function Ka(n,t,e,r,i,a,s){s===void 0&&(s="NDHWC");var o=yh(t),c=o[0],l=o[1],u=o[2],h,d;if(s==="NDHWC")d="channelsLast",h=[c,l,u,n[4],n[4]];else if(s==="NCDHW")d="channelsFirst",h=[c,l,u,n[1],n[1]];else throw new Error("Unknown dataFormat "+s);return ja(n,h,e,r,i,!1,d,a)}function xn(n,t,e,r,i,a,s,o){s===void 0&&(s=!1),o===void 0&&(o="channelsLast");var c=[-1,-1,-1,-1],l=c[0],u=c[1],h=c[2],d=c[3];if(o==="channelsLast")l=n[0],u=n[1],h=n[2],d=n[3];else if(o==="channelsFirst")l=n[0],d=n[1],u=n[2],h=n[3];else throw new Error("Unknown dataFormat "+o);var p=t[0],f=t[1],m=t[3],g=uo(e),y=g[0],w=g[1],b=uo(r),S=b[0],x=b[1],N=ji(p,S),I=ji(f,x),C=p5(i,u,h,y,w,N,I,a,o),O=C.padInfo,D=C.outHeight,F=C.outWidth,k=s?m*d:m,B;return o==="channelsFirst"?B=[l,k,D,F]:o==="channelsLast"&&(B=[l,D,F,k]),{batchSize:l,dataFormat:o,inHeight:u,inWidth:h,inChannels:d,outHeight:D,outWidth:F,outChannels:k,padInfo:O,strideHeight:y,strideWidth:w,filterHeight:p,filterWidth:f,effectiveFilterHeight:N,effectiveFilterWidth:I,dilationHeight:S,dilationWidth:x,inShape:n,outShape:B,filterShape:t}}function ja(n,t,e,r,i,a,s,o){a===void 0&&(a=!1),s===void 0&&(s="channelsLast");var c=[-1,-1,-1,-1,-1],l=c[0],u=c[1],h=c[2],d=c[3],p=c[4];if(s==="channelsLast")l=n[0],u=n[1],h=n[2],d=n[3],p=n[4];else if(s==="channelsFirst")l=n[0],p=n[1],u=n[2],h=n[3],d=n[4];else throw new Error("Unknown dataFormat "+s);var f=t[0],m=t[1],g=t[2],y=t[4],w=yh(e),b=w[0],S=w[1],x=w[2],N=yh(r),I=N[0],C=N[1],O=N[2],D=ji(f,I),F=ji(m,C),k=ji(g,O),B=f5(i,u,h,d,b,S,x,D,F,k,o),V=B.padInfo,P=B.outDepth,q=B.outHeight,K=B.outWidth,G=a?y*p:y,H;return s==="channelsFirst"?H=[l,G,P,q,K]:s==="channelsLast"&&(H=[l,P,q,K,G]),{batchSize:l,dataFormat:s,inDepth:u,inHeight:h,inWidth:d,inChannels:p,outDepth:P,outHeight:q,outWidth:K,outChannels:G,padInfo:V,strideDepth:b,strideHeight:S,strideWidth:x,filterDepth:f,filterHeight:m,filterWidth:g,effectiveFilterDepth:D,effectiveFilterHeight:F,effectiveFilterWidth:k,dilationDepth:I,dilationHeight:C,dilationWidth:O,inShape:n,outShape:H,filterShape:t}}function m5(n,t,e,r,i){r==null&&(r=vh(n,t,e));var a=n[0],s=n[1],o=ei((a-t+2*r)/e+1,i);E(ot(o),function(){return"The output # of rows ("+o+") must be an integer. Change the stride and/or zero pad parameters"});var c=ei((s-t+2*r)/e+1,i);return E(ot(c),function(){return"The output # of columns ("+c+") must be an integer. Change the stride and/or zero pad parameters"}),[o,c]}function g5(n,t,e,r,i,a){i==null&&(i=vh(n,t,r));var s=n[0],o=n[1],c=n[2],l=ei((s-t+2*i)/r+1,a);E(ot(l),function(){return"The output # of depths ("+l+") must be an integer. Change the stride and/or zero pad parameters"});var u=ei((o-t+2*i)/r+1,a);E(ot(u),function(){return"The output # of rows ("+u+") must be an integer. Change the stride and/or zero pad parameters"});var h=ei((c-t+2*i)/r+1,a);return E(ot(h),function(){return"The output # of columns ("+h+") must be an integer. Change the stride and/or zero pad parameters"}),[l,u,h,e]}function vh(n,t,e,r){r===void 0&&(r=1);var i=ji(t,r);return Math.floor((n[0]*(e-1)-e+i)/2)}function uo(n){return typeof n=="number"?[n,n,n]:n.length===2?[n[0],n[1],1]:n}function yh(n){return typeof n=="number"?[n,n,n]:n}function ji(n,t){return t<=1?n:n+(n-1)*(t-1)}function p5(n,t,e,r,i,a,s,o,c){var l,u,h;if(typeof n=="number"){var d=n===0?"VALID":"NUMBER";l={top:n,bottom:n,left:n,right:n,type:d};var p=m5([t,e],a,r,n,o);u=p[0],h=p[1]}else if(n==="same"){u=Math.ceil(t/r),h=Math.ceil(e/i);var f=Math.max(0,(u-1)*r+a-t),m=Math.max(0,(h-1)*i+s-e),g=Math.floor(f/2),y=f-g,w=Math.floor(m/2),b=m-w;l={top:g,bottom:y,left:w,right:b,type:"SAME"}}else if(n==="valid")l={top:0,bottom:0,left:0,right:0,type:"VALID"},u=Math.ceil((t-a+1)/r),h=Math.ceil((e-s+1)/i);else if(typeof n=="object"){var S=c==="channelsLast"?n[1][0]:n[2][0],y=c==="channelsLast"?n[1][1]:n[2][1],w=c==="channelsLast"?n[2][0]:n[3][0],b=c==="channelsLast"?n[2][1]:n[3][1],d=S===0&&y===0&&w===0&&b===0?"VALID":"EXPLICIT";l={top:S,bottom:y,left:w,right:b,type:d},u=ei((t-a+S+y)/r+1,o),h=ei((e-s+w+b)/i+1,o)}else throw Error("Unknown padding parameter: "+n);return{padInfo:l,outHeight:u,outWidth:h}}function f5(n,t,e,r,i,a,s,o,c,l,u){var h,d,p,f;if(typeof n=="number"){var m=n===0?"VALID":"NUMBER";h={top:n,bottom:n,left:n,right:n,front:n,back:n,type:m};var g=g5([t,e,r,1],o,1,i,n,u);d=g[0],p=g[1],f=g[2]}else if(n==="same"){d=Math.ceil(t/i),p=Math.ceil(e/a),f=Math.ceil(r/s);var y=(d-1)*i+o-t,w=(p-1)*a+c-e,b=(f-1)*s+l-r,S=Math.floor(y/2),x=y-S,N=Math.floor(w/2),I=w-N,C=Math.floor(b/2),O=b-C;h={top:N,bottom:I,left:C,right:O,front:S,back:x,type:"SAME"}}else if(n==="valid")h={top:0,bottom:0,left:0,right:0,front:0,back:0,type:"VALID"},d=Math.ceil((t-o+1)/i),p=Math.ceil((e-c+1)/a),f=Math.ceil((r-l+1)/s);else throw Error("Unknown padding parameter: "+n);return{padInfo:h,outDepth:d,outHeight:p,outWidth:f}}function ei(n,t){if(!t)return n;switch(t){case"round":return Math.round(n);case"ceil":return Math.ceil(n);case"floor":return Math.floor(n);default:throw new Error("Unknown roundingMode "+t)}}function Nr(n){var t=uo(n),e=t[0],r=t[1],i=t[2];return e===1&&r===1&&i===1}function qt(n,t){return Nr(n)||Nr(t)}function Ya(n){if(n==="NHWC")return"channelsLast";if(n==="NCHW")return"channelsFirst";throw new Error("Unknown dataFormat "+n)}function y5(n,t,e,r,i){var a=R(n,"x","avgPool","float32"),s=1;E(qt(e,s),function(){return"Error in avgPool: Either strides or dilations must be 1. "+("Got strides "+e+" and dilations '"+s+"'")});var o=a,c=!1;a.rank===3&&(c=!0,o=Y(a,[1,a.shape[0],a.shape[1],a.shape[2]])),E(o.rank===4,function(){return"Error in avgPool: x must be rank 4 but got rank "+o.rank+"."}),i!=null&&E(ot(r),function(){return"Error in avgPool: pad must be an integer when using, "+("dimRoundingMode "+i+" but got pad "+r+".")});var l=function(p,f){var m=Yi(o.shape,t,e,1,r,i);return f([o]),m.filterWidth===1&&m.filterHeight===1&&wn(m.inShape,m.outShape)?o.clone():p.avgPool(o,m)},u={x:o},h={filterSize:t,strides:e,pad:r,dimRoundingMode:i},d=z.runKernelFunc(l,u,null,ll,h);return d=he(d,a.dtype),c?Y(d,[d.shape[1],d.shape[2],d.shape[3]]):d}var wh=U({avgPool_:y5});function v5(n,t,e,r,i,a,s){a===void 0&&(a="NDHWC"),s==null?s=[1,1,1]:_t("dilations is deprecated, this field will be gone in v3.0.0.");var o=R(n,"x","avgPool3d","float32"),c=o,l=!1;o.rank===4&&(l=!0,c=Y(o,[1,o.shape[0],o.shape[1],o.shape[2],o.shape[3]])),E(c.rank===5,function(){return"Error in avgPool3d: x must be rank 5 but got rank "+c.rank+"."}),E(a==="NDHWC",function(){return"Error in avgPool3d: Only NDHWC is currently supported, "+("but got dataFormat of "+a)}),E(qt(e,s),function(){return"Error in avgPool3d: Either strides or dilations must be 1. "+("Got strides "+e+" and dilations '"+s+"'")}),i!=null&&E(ot(r),function(){return"Error in avgPool3d: pad must be an integer when using, "+("dimRoundingMode "+i+" but got pad "+r+".")});var u=function(f,m){s==null&&(s=[1,1,1]);var g=Ka(c.shape,t,e,s,r,i,a);return m([c]),f.avgPool3d(c,g)},h={x:c},d={filterSize:t,strides:e,pad:r,dimRoundingMode:i,dataFormat:a,dilations:s},p=z.runKernelFunc(u,h,null,ul,d);return p=he(p,c.dtype),l?Y(p,[p.shape[1],p.shape[2],p.shape[3],p.shape[4]]):p}var w5=U({avgPool3d_:v5});function d0(n,t){var e=n[0].length;n.forEach(function(i,a){E(i.length===e,function(){return"Error in concat"+e+"D: rank of tensors["+a+"] must be the same "+("as the rank of the rest ("+e+")")})}),E(t>=0&&t<e,function(){return"Error in concat"+e+"D: axis must be between 0 and "+(e-1)+"."});var r=n[0];n.forEach(function(i,a){for(var s=0;s<e;s++)E(s===t||i[s]===r[s],function(){return"Error in concat"+e+"D: Shape of tensors["+a+"] ("+i+") "+("does not match the shape of the rest ("+r+") ")+("along the non-concatenated axis "+a+".")})})}function p0(n,t){for(var e=n[0].slice(),r=1;r<n.length;r++)e[t]+=n[r][t];return e}function b5(n,t){t===void 0&&(t=0),E(n.length>=1,function(){return"Pass at least one tensor to concat"});var e=qa(n,"tensors","concat");e[0].dtype==="complex64"&&e.forEach(function(s){if(s.dtype!=="complex64")throw new Error(`Cannot concatenate complex64 tensors with a tensor
          with dtype `+s.dtype+". ")});var r=function(s,o){var c=rt(t,e[0].shape)[0],l=p0(e.map(function(d){return d.shape}),c);if(pt(l)===0)return Lr([],l);if(e=e.filter(function(d){return d.size>0}),e.length===1)return e[0];var u=e.map(function(d){return d.shape});d0(u,c);var h=s.concat(e,c);return o(e),h},i=e,a={axis:t};return z.runKernelFunc(r,i,null,gl,a)}var kt=U({concat_:b5});function x5(n){var t=R(n,"x","sigmoid"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.sigmoid(t);return i([a]),a},e,null,wu)}var ti=U({sigmoid_:x5});function S5(n,t,e){var r=R(n,"x","slice");if(r.rank===0)throw new Error("Slicing scalar is not possible");var i=function(o,c){var l=hh(r,t,e),u=l[0],h=l[1];return Ug(r,u,h),c([r]),o.slice(r,u,h)},a={x:r},s={begin:t,size:e};return z.runKernelFunc(i,a,null,mu,s)}var Me=U({slice_:S5});function L5(n){var t=R(n,"x","tanh"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.tanh(t);return i([a]),a},e,null,Cu)}var ho=U({tanh_:L5});function I5(n,t,e,r,i,a){var s=R(n,"forgetBias","basicLSTMCell"),o=R(t,"lstmKernel","basicLSTMCell"),c=R(e,"lstmBias","basicLSTMCell"),l=R(r,"data","basicLSTMCell"),u=R(i,"c","basicLSTMCell"),h=R(a,"h","basicLSTMCell"),d=kt([l,h],1),p=Ue(d,o),f=ge(p,c),m=f.shape[0],g=f.shape[1]/4,y=[m,g],w=Me(f,[0,0],y),b=Me(f,[0,g],y),S=Me(f,[0,g*2],y),x=Me(f,[0,g*3],y),N=ge(Z(ti(w),ho(b)),Z(u,ti(ge(s,S)))),I=Z(ho(N),ti(x));return[N,I]}var A5=U({basicLSTMCell_:I5});function T5(n,t,e){var r=R(n,"x","batchToSpaceND"),i=t.reduce(function(c,l){return c*l});E(r.rank>=1+t.length,function(){return"input rank is "+r.rank+" but should be > than blockShape.length "+t.length}),E(e.length===t.length,function(){return"crops.length is "+e.length+" but should be equal to blockShape.length  "+t.length}),E(r.shape[0]%i===0,function(){return"input tensor batch is "+r.shape[0]+" but is not divisible by the product of "+("the elements of blockShape "+t.join(" * ")+" === "+i)});var a=function(c){return c.batchToSpaceND(r,t,e)},s={x:r},o={blockShape:t,crops:e};return z.runKernelFunc(a,s,null,dl,o)}var po=U({batchToSpaceND_:T5});function N5(n){var t;return n.rank===0||n.rank===1?t=Y(n,[1,1,1,n.size]):n.rank===2?t=Y(n,[1,1,n.shape[0],n.shape[1]]):n.rank===3?t=Y(n,[1,n.shape[0],n.shape[1],n.shape[2]]):t=n,t}function _5(n,t,e,r,i,a){a==null&&(a=.001);var s=R(n,"x","batchNorm"),o=R(t,"mean","batchNorm"),c=R(e,"variance","batchNorm"),l;i!=null&&(l=R(i,"scale","batchNorm"));var u;r!=null&&(u=R(r,"offset","batchNorm")),E(o.rank===c.rank,function(){return"Batch normalization gradient requires mean and variance to have equal ranks."}),E(u==null||o.rank===u.rank,function(){return"Batch normalization gradient requires mean and offset to have equal ranks."}),E(l==null||o.rank===l.rank,function(){return"Batch normalization gradient requires mean and scale to have equal ranks."});var h=N5(s),d=function(g,y){return y([h,o,c,l]),g.batchNorm(h,fo(o),fo(c),fo(u),fo(l),a)},p={x:h,scale:l,offset:u,mean:o,variance:c},f={varianceEpsilon:a},m=z.runKernelFunc(d,p,null,El,f);return Y(m,s.shape)}function fo(n){return n==null?null:n.rank===0?Y(n,[n.size]):n.rank===1?n:n.rank===2?Y(n,[1,1,n.shape[0],n.shape[1]]):n.rank===3?Y(n,[1,n.shape[0],n.shape[1],n.shape[2]]):n}var $a=U({batchNorm_:_5});function C5(n,t,e,r,i,a){var s=R(n,"x","batchNorm"),o=R(t,"mean","batchNorm"),c=R(e,"variance","batchNorm"),l;i!=null&&(l=R(i,"scale","batchNorm"));var u;return r!=null&&(u=R(r,"offset","batchNorm")),E(s.rank===2,function(){return"Error in batchNorm2D: x must be rank 2 but got rank "+(s.rank+".")}),E(o.rank===2||o.rank===1,function(){return"Error in batchNorm2D: mean must be rank 2 or rank 1 but "+("got rank "+o.rank+".")}),E(c.rank===2||c.rank===1,function(){return"Error in batchNorm2D: variance must be rank 2 or rank 1 "+("but got rank "+c.rank+".")}),l!=null&&E(l.rank===2||l.rank===1,function(){return"Error in batchNorm2D: scale must be rank 2 or rank 1 "+("but got rank "+l.rank+".")}),u!=null&&E(u.rank===2||u.rank===1,function(){return"Error in batchNorm2D: offset must be rank 2 or rank 1 "+("but got rank "+u.rank+".")}),$a(s,o,c,u,l,a)}var R5=U({batchNorm2d_:C5});function O5(n,t,e,r,i,a){var s=R(n,"x","batchNorm"),o=R(t,"mean","batchNorm"),c=R(e,"variance","batchNorm"),l;i!=null&&(l=R(i,"scale","batchNorm"));var u;return r!=null&&(u=R(r,"offset","batchNorm")),E(s.rank===3,function(){return"Error in batchNorm3D: x must be rank 3 but got rank "+(s.rank+".")}),E(o.rank===3||o.rank===1,function(){return"Error in batchNorm3D: mean must be rank 3 or rank 1 but "+("got rank "+o.rank+".")}),E(c.rank===3||c.rank===1,function(){return"Error in batchNorm3D: variance must be rank 3 or rank 1 "+("but got rank "+c.rank+".")}),l!=null&&E(l.rank===3||l.rank===1,function(){return"Error in batchNorm3D: scale must be rank 3 or rank 1 "+("but got rank "+l.rank+".")}),u!=null&&E(u.rank===3||u.rank===1,function(){return"Error in batchNorm3D: offset must be rank 3 or rank 1 "+("but got rank "+u.rank+".")}),$a(s,o,c,u,l,a)}var E5=U({batchNorm3d_:O5});function D5(n,t,e,r,i,a){var s=R(n,"x","batchNorm"),o=R(t,"mean","batchNorm"),c=R(e,"variance","batchNorm"),l;i!=null&&(l=R(i,"scale","batchNorm"));var u;return r!=null&&(u=R(r,"offset","batchNorm")),E(s.rank===4,function(){return"Error in batchNorm4D: x must be rank 4 but got rank "+(s.rank+".")}),E(o.rank===4||o.rank===1,function(){return"Error in batchNorm4D: mean must be rank 4 or rank 1 but "+("got rank "+o.rank+".")}),E(c.rank===4||c.rank===1,function(){return"Error in batchNorm4D: variance must be rank 4 or rank 1 "+("but got rank "+c.rank+".")}),l!=null&&E(l.rank===4||l.rank===1,function(){return"Error in batchNorm4D: scale must be rank 4 or rank 1 "+("but got rank "+l.rank+".")}),u!=null&&E(u.rank===4||u.rank===1,function(){return"Error in batchNorm4D: offset must be rank 4 or rank 1 "+("but got rank "+u.rank+".")}),$a(s,o,c,u,l,a)}var k5=U({batchNorm4d_:D5});function F5(n,t){var e=R(n,"broadcastTo","x"),r=e.shape;if(t.some(function(d){return!(d>0)||d%1!==0}))throw new Error("broadcastTo(): Invalid broadcast shape ["+t+"].");if(t.length<e.rank)throw new Error("broadcastTo(): shape.length="+t.length+" < input.rank="+e.rank+".");if(t.length>e.rank){for(var i=e.shape.slice();i.length<t.length;)i.unshift(1);e=Y(e,i)}for(var a=e.shape,s=Array.from(t),o=t.length-1;o>=0;o--)if(a[o]===t[o])s[o]=1;else if(e.shape[o]!==1)throw new Error("broadcastTo(): ["+r+"] cannot be broadcast to ["+t+"].");var c=s.map(function(d,p){return d>1?p:-1}).filter(function(d){return d>=0});if(c.length===0)return Qr(e);var l=function(d){return d.tile(e,s)},u={x:e},h={shape:t,inputShape:a};return z.runKernelFunc(l,u,null,pl,h)}var mo=U({broadcastTo_:F5});function W5(n){var t=R(n,"x","ceil"),e={x:t};return z.runKernelFunc(function(r){return r.ceil(t)},e,null,fl)}var f0=U({ceil_:W5});function U5(n,t,e){var r=R(n,"x","clipByValue");E(t<=e,function(){return"Error in clip: min ("+t+") must be "+("less than or equal to max ("+e+").")});var i={x:r},a={clipValueMin:t,clipValueMax:e};return z.runKernelFunc(function(s,o){var c=s.clip(r,t,e);return o([r]),c},i,null,ml,a)}var m0=U({clipByValue_:U5});function B5(n){return kt(n,0)}var z5=U({concat1d_:B5});function P5(n,t){return kt(n,t)}var M5=U({concat2d_:P5});function H5(n,t){return kt(n,t)}var V5=U({concat3d_:H5});function q5(n,t){return kt(n,t)}var G5=U({concat4d_:q5});function Y5(n,t,e,r,i,a,s){i===void 0&&(i="NHWC"),a===void 0&&(a=[1,1]);var o=R(n,"x","conv2d"),c=R(t,"filter","conv2d"),l=o,u=!1;o.rank===3&&(u=!0,l=Y(o,[1,o.shape[0],o.shape[1],o.shape[2]])),E(l.rank===4,function(){return"Error in conv2d: input must be rank 4, but got rank "+l.rank+"."}),E(c.rank===4,function(){return"Error in conv2d: filter must be rank 4, but got rank "+(c.rank+".")}),s!=null&&E(ot(r),function(){return"Error in conv2d: pad must be an integer when using, "+("dimRoundingMode "+s+" but got pad "+r+".")});var h=i==="NHWC"?l.shape[3]:l.shape[1];E(h===c.shape[2],function(){return"Error in conv2d: depth of input ("+h+") must match "+("input depth for filter "+c.shape[2]+".")}),E(qt(e,a),function(){return"Error in conv2D: Either strides or dilations must be 1. "+("Got strides "+e+" and dilations '"+a+"'")});var d=function(g,y){var w=Ya(i),b=xn(l.shape,c.shape,e,a,r,s,!1,w),S=g.conv2d(l,c,b);return y([l,c]),S},p={x:l,filter:c},f={strides:e,pad:r,dataFormat:i,dilations:a,dimRoundingMode:s},m=z.runKernelFunc(d,p,null,yl,f);return u?Y(m,[m.shape[1],m.shape[2],m.shape[3]]):m}var Ki=U({conv2d_:Y5});function j5(n,t,e,r,i,a,s){i===void 0&&(i="NWC"),a===void 0&&(a=1);var o=R(n,"x","conv1d"),c=R(t,"filter","conv1d"),l=o,u=!1;o.rank===2&&(u=!0,l=Y(o,[1,o.shape[0],o.shape[1]])),E(l.rank===3,function(){return"Error in conv1d: input must be rank 3, but got rank "+l.rank+"."}),E(c.rank===3,function(){return"Error in conv1d: filter must be rank 3, but got rank "+(c.rank+".")}),s!=null&&E(ot(r),function(){return"Error in conv1d: pad must be an integer when using, "+("dimRoundingMode "+s+" but got pad "+r+".")}),E(l.shape[2]===c.shape[1],function(){return"Error in conv1d: depth of input ("+l.shape[2]+") must match "+("input depth for filter "+c.shape[1]+".")}),E(qt(e,a),function(){return"Error in conv1D: Either stride or dilation must be 1. "+("Got stride "+e+" and dilation '"+a+"'")}),E(i==="NWC",function(){return"Error in conv1d: got dataFormat of "+i+" but only NWC is currently supported."});var h=Y(c,[1,c.shape[0],c.shape[1],c.shape[2]]),d=Y(l,[l.shape[0],1,l.shape[1],l.shape[2]]),p=[1,e],f=[1,a],m="NHWC",g=Ki(d,h,p,r,m,f,s);return u?Y(g,[g.shape[2],g.shape[3]]):Y(g,[g.shape[0],g.shape[2],g.shape[3]])}var g0=U({conv1d_:j5});function K5(n,t,e,r,i,a,s){a===void 0&&(a="NHWC"),E(n.length===t.rank,function(){return"Length of inShape "+("("+n.length+") and rank of dy ("+t.rank+") must match")});var o=n,c=t,l=!1;t.rank===3&&(l=!0,c=Y(t,[1,t.shape[0],t.shape[1],t.shape[2]]),o=[1,n[0],n[1],n[2]]),E(o.length===4,function(){return"Error in conv2dDerInput: inShape must be length 4, but got length "+(o.length+".")}),E(c.rank===4,function(){return"Error in conv2dDerInput: dy must be rank 4, but got "+("rank "+c.rank)}),E(e.rank===4,function(){return"Error in conv2dDerInput: filter must be rank 4, but got "+("rank "+e.rank)});var u=a==="NHWC"?o[3]:o[1],h=a==="NHWC"?c.shape[3]:c.shape[1];E(u===e.shape[2],function(){return"Error in conv2dDerInput: depth of input ("+u+") must "+("match input depth for filter "+e.shape[2]+".")}),E(h===e.shape[3],function(){return"Error in conv2dDerInput: depth of output ("+h+") must "+("match output depth for filter "+e.shape[3]+".")}),s!=null&&E(ot(i),function(){return"Error in conv2dDerInput: pad must be an integer when using, "+("dimRoundingMode "+s+" but got pad "+i+".")});var d=function(g,y){var w=1,b=Ya(a),S=xn(o,e.shape,r,w,i,s,!1,b),x=g.conv2dDerInput(c,e,S);return y([c,e]),x},p={dy:c,filter:e},f={strides:r,pad:i,dataFormat:a,dimRoundingMode:s,inputShape:o},m=z.runKernelFunc(d,p,null,vl,f);return l?Y(m,[m.shape[1],m.shape[2],m.shape[3]]):m}var bh=U({conv2DBackpropInput_:K5});function $5(n,t,e,r,i,a){var s=R(n,"x","conv2dTranspose"),o=R(t,"filter","conv2dTranspose");return bh(e,s,o,r,i,"NHWC",a)}var y0=U({conv2dTranspose_:$5});function X5(n,t,e,r,i,a){i===void 0&&(i="NDHWC"),a===void 0&&(a=[1,1,1]);var s=R(n,"x","conv3d"),o=R(t,"filter","conv3d"),c=s,l=!1;s.rank===4&&(l=!0,c=Y(s,[1,s.shape[0],s.shape[1],s.shape[2],s.shape[3]])),E(c.rank===5,function(){return"Error in conv3d: input must be rank 5, but got rank "+c.rank+"."}),E(o.rank===5,function(){return"Error in conv3d: filter must be rank 5, but got rank "+(o.rank+".")}),E(c.shape[4]===o.shape[3],function(){return"Error in conv3d: depth of input ("+c.shape[4]+") must match "+("input depth for filter "+o.shape[3]+".")}),E(qt(e,a),function(){return"Error in conv3D: Either strides or dilations must be 1. "+("Got strides "+e+" and dilations '"+a+"'")}),E(i==="NDHWC",function(){return"Error in conv3d: got dataFormat of "+i+" but only NDHWC is currently supported."});var u=function(f,m){var g=ja(c.shape,o.shape,e,a,r),y=f.conv3d(c,o,g);return m([c,o]),y},h={x:c,filter:o},d={strides:e,pad:r,dataFormat:i,dilations:a},p=z.runKernelFunc(u,h,null,wl,d);return l?Y(p,[p.shape[1],p.shape[2],p.shape[3],p.shape[4]]):p}var J5=U({conv3d_:X5});function Z5(n,t,e,r,i){E(n.length===t.rank,function(){return"Length of inShape "+("("+n.length+") and rank of dy ("+t.rank+") must match")});var a=n,s=t,o=!1;t.rank===4&&(o=!0,s=Y(t,[1,t.shape[0],t.shape[1],t.shape[2],t.shape[3]]),a=[1,n[0],n[1],n[2],n[3]]);var c=a[4],l=s.shape[4];E(a.length===5,function(){return"Error in conv3dDerInput: inShape must be length 5, but got length "+(a.length+".")}),E(s.rank===5,function(){return"Error in conv3dDerInput: dy must be rank 5, but got "+("rank "+s.rank)}),E(e.rank===5,function(){return"Error in conv3dDerInput: filter must be rank 5, but got "+("rank "+e.rank)}),E(c===e.shape[3],function(){return"Error in conv3dDerInput: depth of input ("+c+") must "+("match input depth for filter "+e.shape[3]+".")}),E(l===e.shape[4],function(){return"Error in conv3dDerInput: depth of output ("+l+") must "+("match output depth for filter "+e.shape[4]+".")});var u=function(f){var m=1,g=ja(a,e.shape,r,m,i);return f.conv3dDerInput(s,e,g)},h={dy:s,filter:e},d={pad:i,strides:r,inputShape:a},p=z.runKernelFunc(u,h,null,gm,d);return o?Y(p,[p.shape[1],p.shape[2],p.shape[3],p.shape[4]]):p}var v0=U({conv3DBackpropInput_:Z5});function Q5(n,t,e,r,i){var a=R(n,"x","conv3dTranspose"),s=R(t,"filter","conv3dTranspose");return v0(e,a,s,r,i)}var eT=U({conv3dTranspose_:Q5});function tT(n){var t=R(n,"x","cos"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.cos(t);return i([t]),a},e,null,bl)}var go=U({cos_:tT});function nT(n){var t=R(n,"x","cosh"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.cosh(t);return i([t]),a},e,null,xl)}var xh=U({cosh_:nT});function rT(n,t,e,r){t===void 0&&(t=0),e===void 0&&(e=!1),r===void 0&&(r=!1);var i=R(n,"x","cumsum"),a=function(c,l){var u=bn([t],i.rank),h=i;u!=null&&(h=Nt(i,u));var d=zn(1,i.rank)[0],p=c.cumsum(h,d,e,r);if(l([i]),u!=null){var f=lo(u);p=Nt(p,f)}return p},s={x:i},o={axis:t,exclusive:e,reverse:r};return z.runKernelFunc(a,s,null,Sl,o)}var Sh=U({cumsum_:rT});function iT(n,t,e){e===void 0&&(e="NHWC");var r=R(n,"x","depthToSpace"),i=e==="NHWC"?r.shape[1]:r.shape[2],a=e==="NHWC"?r.shape[2]:r.shape[3],s=e==="NHWC"?r.shape[3]:r.shape[1];E(i*t>=0,function(){return`Negative dimension size caused by overflow when multiplying
    `+i+" and "+t+`  for depthToSpace with input shape
    `+r.shape}),E(a*t>=0,function(){return`Negative dimension size caused by overflow when multiplying
    `+a+" and "+t+` for depthToSpace with input shape
        `+r.shape}),E(s%(t*t)===0,function(){return"Dimension size must be evenly divisible by "+t*t+" but is "+s+" for depthToSpace with input shape "+r.shape});var o=function(u){return u.depthToSpace(r,t,e)},c={x:r},l={blockSize:t,dataFormat:e};return z.runKernelFunc(o,c,null,vm,l)}var w0=U({depthToSpace_:iT});function aT(n,t,e,r,i,a,s){i===void 0&&(i="NHWC"),a===void 0&&(a=[1,1]);var o=R(n,"x","depthwiseConv2d"),c=R(t,"filter","depthwiseConv2d"),l=o,u=!1;o.rank===3&&(u=!0,l=Y(o,[1,o.shape[0],o.shape[1],o.shape[2]])),E(l.rank===4,function(){return"Error in depthwiseConv2d: input must be rank 4, but got "+("rank "+l.rank+".")}),E(c.rank===4,function(){return"Error in depthwiseConv2d: filter must be rank 4, but got rank "+(c.rank+".")}),E(l.shape[3]===c.shape[2],function(){return"Error in depthwiseConv2d: number of input channels "+("("+l.shape[3]+") must match the inChannels dimension in ")+("filter "+c.shape[2]+".")}),s!=null&&E(ot(r),function(){return"Error in depthwiseConv2d: pad must be an integer when using, "+("dimRoundingMode "+s+" but got pad "+r+".")});var h=function(m,g){a==null&&(a=[1,1]),E(qt(e,a),function(){return"Error in depthwiseConv2d: Either strides or dilations must be "+("1. Got strides "+e+" and dilations '"+a+"'")});var y=xn(l.shape,c.shape,e,a,r,s,!0),w=m.depthwiseConv2D(l,c,y);return g([l,c]),w},d={x:l,filter:c},p={strides:e,pad:r,dataFormat:i,dilations:a,dimRoundingMode:s},f=z.runKernelFunc(h,d,null,Ll,p);return u?Y(f,[f.shape[1],f.shape[2],f.shape[3]]):f}var Xa=U({depthwiseConv2d_:aT});function sT(n){var t=R(n,"x","diag"),e=function(i){var a=Y(t,[t.size]),s=i.diag(a),o=n.shape.concat(n.shape);return Y(s,o)},r={x:t};return z.runKernelFunc(e,r,null,xm)}var oT=U({diag_:sT});function cT(n,t,e,r,i,a){i===void 0&&(i=[1,1]),a===void 0&&(a="NHWC");var s=R(n,"x","dilation2d"),o=R(t,"filter","dilation2d");E(s.rank===3||s.rank===4,function(){return"Error in dilation2d: input must be rank 3 or 4, but got rank "+(s.rank+".")}),E(o.rank===3,function(){return"Error in dilation2d: filter must be rank 3, but got rank "+(o.rank+".")}),E(a==="NHWC",function(){return"Error in dilation2d: Only NHWC is currently supported, "+("but got dataFormat of "+a)});var c=s,l=!1;s.rank===3&&(c=Y(s,[1,s.shape[0],s.shape[1],s.shape[2]]),l=!0);var u={x:c,filter:o},h={strides:e,pad:r,dilations:i},d=z.runKernel(Il,u,h);return l?Y(d,[d.shape[1],d.shape[2],d.shape[3]]):d}var b0=U({dilation2d_:cT});function lT(n,t){for(var e=n.length,r=[],i=0;i<e;i++){var a=e-1-i,s=n[a]||1,o=t[t.length-1-i]||1;o>1&&s===1&&r.unshift(a)}return r}function St(n,t){for(var e=[],r=0;r<t.length;r++){var i=n[n.length-r-1],a=t.length-r-1,s=t[a];(i==null||i===1&&s>1)&&e.unshift(a)}return e}function it(n,t){for(var e=[],r=Math.max(n.length,t.length),i=0;i<r;i++){var a=n[n.length-i-1];a==null&&(a=1);var s=t[t.length-i-1];if(s==null&&(s=1),a===1)e.unshift(s);else if(s===1)e.unshift(a);else if(a!==s){var o="Operands could not be broadcast together with shapes "+(n+" and "+t+".");throw Error(o)}else e.unshift(a)}return e}function uT(n,t){var e,r=R(n,"a","equal"),i=R(t,"b","equal");e=ct(r,i),r=e[0],i=e[1],it(r.shape,i.shape);var a=function(o){return o.equal(r,i)},s={a:r,b:i};return z.runKernelFunc(a,s,null,Am)}var Ja=U({equal_:uT});function hT(n,t,e){var r=R(t,"a","where"),i=R(e,"b","where"),a=R(n,"condition","where","bool"),s=it(r.shape,i.shape),o=mo(r,s),c=mo(i,s);a.rank===1&&E(a.shape[0]===r.shape[0],function(){return"The first dimension of `a` must match the size of `condition`."}),a.rank!==1&&Pe(a.shape,c.shape,"Error in where: ");var l=function(h,d){var p=h.select(a,o,c);return d([a]),p},u={condition:a,t:o,e:c};return z.runKernelFunc(l,u,null,pu)}var Sn=U({where_:hT});function dT(n){var t=R(n,"x","zerosLike"),e={x:t};return z.runKernelFunc(function(r){return r.zerosLike(t)},e,null,ku)}var ke=U({zerosLike_:dT});function pT(n,t){var e,r=R(n,"a","div"),i=R(t,"b","div");e=ct(r,i),r=e[0],i=e[1];var a=Ne(r,i),s=ke(a),o=Ja(i,s);return Sn(o,s,a)}var x0=U({divNoNan_:pT});function fT(n,t){var e=R(n,"t1","dot"),r=R(t,"t2","dot");E((e.rank===1||e.rank===2)&&(r.rank===1||r.rank===2),function(){return"Error in dot: inputs must all be rank 1 or 2, but got ranks "+(e.rank+" and "+r.rank+".")});var i=e.rank===1?e.size:e.shape[1],a=r.rank===1?r.size:r.shape[0];if(E(i===a,function(){return"Error in dot: inner dimensions of inputs must match, but got "+(i+" and "+a+".")}),e.rank===1&&r.rank===1){var s=Y(e,[1,-1]),o=Y(r,[-1,1]),c=Ue(s,o);return Y(c,[])}else if(e.rank===1&&r.rank===2){var s=Y(e,[1,-1]),o=Y(r,[r.shape[0],r.shape[1]]),c=Ue(s,o);return Y(c,[c.size])}else if(e.rank===2&&r.rank===1){var o=Y(r,[-1,1]),c=Ue(e,o);return Y(c,[c.size])}else{var o=Y(r,[r.shape[0],r.shape[1]]),c=Ue(e,o);return c}}var S0=U({dot_:fT});function mT(n){var t=R(n,"x","elu"),e=function(i,a){var s=i.elu(t);return a([s]),s},r={x:t};return z.runKernelFunc(e,r,null,Tl)}var Lh=U({elu_:mT});function gT(n){var t=R(n,"x","erf");E(t.dtype==="int32"||t.dtype==="float32",function(){return"Input dtype must be `int32` or `float32`."}),t.dtype==="int32"&&(t=he(t,"float32"));var e={x:t};return z.runKernelFunc(function(r,i){var a=r.erf(t);return i([t]),a},e,null,Nl)}var L0=U({erf_:gT});function yT(n){var t=R(n,"x","exp"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.exp(t);return i([a]),a},e,null,_l)}var Ln=U({exp_:yT});function vT(n,t){t===void 0&&(t=0);var e=null,r=R(n,"x","expandDims",e);E(t<=r.rank,function(){return"Axis must be <= rank of the tensor"});var i=r.shape.slice();return t<0&&(E(-(r.rank+1)<=t,function(){return"Axis must be in the interval ["+-(r.rank+1)+", "+r.rank+"]"}),t=r.rank+t+1),i.splice(t,0,1),Y(r,i)}var In=U({expandDims_:vT});function wT(n){var t=R(n,"x","expm1"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.expm1(t);return i([t]),a},e,null,Cl)}var I0=U({expm1_:wT});function bT(n,t){var e=null,r=R(n,"x","tile",e);E(r.rank===t.length,function(){return"Error in transpose: rank of input "+r.rank+" "+("must match length of reps "+t+".")});var i=function(c,l){var u=c.tile(r,t);return l([r]),u},a=[r],s={x:r},o={reps:t};return z.runKernelFunc(i,s,null,Ru,o,a)}var $i=U({tile_:bT});function xT(n,t,e,r){r===void 0&&(r="float32"),t==null&&(t=n);for(var i=Bn([n,t],r),a=n<=t?n:t,s=0;s<a;++s)i.set(1,s,s);var o=Y(i.toTensor(),[n,t]);if(e==null)return o;if(e.length===1)return $i(In(o,0),[e[0],1,1]);if(e.length===2)return $i(In(In(o,0),0),[e[0],e[1],1,1]);if(e.length===3)return $i(In(In(In(o,0),0),0),[e[0],e[1],e[2],1,1]);throw new Error("eye() currently supports only 1D and 2D "+("batchShapes, but received "+e.length+"D."))}var A0=U({eye_:xT});function Ih(n,t,e){var r={shape:n,value:t,dtype:e};return z.runKernelFunc(function(i){return i.fill(n,t,e)},{},null,Nm,r)}function ST(n){var t=R(n,"x","floor"),e={x:t};return z.runKernelFunc(function(r){return r.floor(t)},e,null,Rl)}var yo=U({floor_:ST});var Ah=30;function LT(n){return n<=Ah?n:Js(n,Math.floor(Math.sqrt(n)))}function IT(n,t){var e=!1,r;for(n<=Ah?(r=n,e=!0):r=Js(n,Math.floor(Math.sqrt(n)));!e;)r>t||r===n?e=!0:r=Js(n,r+1);return r}function AT(n,t,e){for(var r=[],i=n.length,a=0;a<i;a++)a!==t?r.push(n[a]):r.push(e);return r}function T0(n,t,e){for(var r=n.shape[e],i=[],a=1,s=1,o=0;o<e;o++)i.push(n.shape[o]),a*=n.shape[o];for(var o=0;o<t.rank;o++)i.push(t.shape[o]);for(var o=e+1;o<n.rank;o++)i.push(n.shape[o]),s*=n.shape[o];return{batchSize:a,sliceSize:s,dimSize:r,outputShape:i}}var TT={__proto__:null,segOpComputeOptimalWindowSize:IT,computeOutShape:AT,collectGatherOpShapeInfo:T0};function NT(n,t,e){e===void 0&&(e=0);var r=R(n,"x","gather"),i=R(t,"indices","gather","int32"),a={x:r,indices:i},s={axis:e},o=function(c,l){var u=rt(e,r.shape)[0],h=T0(r,i,u),d=c.gather(r,Y(i,[i.size]),u);return l([r,i]),Y(d,h.outputShape)};return z.runKernelFunc(o,a,null,Dl,s)}var vo=U({gather_:NT});function _T(n,t){var e,r=R(n,"a","greater"),i=R(t,"b","greater");e=ct(r,i),r=e[0],i=e[1],it(r.shape,i.shape);var a=function(o){return o.greater(r,i)},s={a:r,b:i};return z.runKernelFunc(a,s,null,Rm)}var _r=U({greater_:_T});function CT(n,t){var e,r=R(n,"a","greaterEqual"),i=R(t,"b","greaterEqual");e=ct(r,i),r=e[0],i=e[1],it(r.shape,i.shape);var a=function(o,c){var l=o.greaterEqual(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,kl)}var ni=U({greaterEqual_:CT});function RT(n){var t=R(n,"input","imag"),e=function(i){return i.imag(t)},r={input:t};return z.runKernelFunc(e,r,null,Em)}var wo=U({imag_:RT});function OT(n){var t=R(n,"x","isFinite"),e={x:t};return z.runKernelFunc(function(r){return r.isFinite(t)},e,null,Wl)}var N0=U({isFinite_:OT});function ET(n){var t=R(n,"x","isInf"),e={x:t};return z.runKernelFunc(function(r){return r.isInf(t)},e,null,Ul)}var _0=U({isInf_:ET});function DT(n){var t=R(n,"x","isNaN"),e={x:t};return z.runKernelFunc(function(r){return r.isNaN(t)},e,null,Bl)}var C0=U({isNaN_:DT});function kT(n,t){var e,r=R(n,"a","maximum"),i=R(t,"b","maximum");e=ct(r,i),r=e[0],i=e[1],r.dtype==="bool"&&(r=he(r,"int32"),i=he(i,"int32")),it(r.shape,i.shape);var a=function(o,c){var l=o.maximum(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,ql)}var Xi=U({maximum_:kT});function Se(n,t){if((Ut(n)&&t!=="string"||Array.isArray(n))&&t!=="complex64")throw new Error("Error creating a new Scalar: value must be a primitive (number|boolean|string)");if(t==="string"&&Ut(n)&&!(n instanceof Uint8Array))throw new Error("When making a scalar from encoded string, the value must be `Uint8Array`.");var e=[],r=[];return Sr(n,e,r,t)}function FT(n,t){t===void 0&&(t=.2);var e=R(n,"x","leakyRelu");return Xi(Z(Se(t),e),e)}var R0=U({leakyRelu_:FT});function WT(n,t){var e,r=R(n,"a","less"),i=R(t,"b","less");e=ct(r,i),r=e[0],i=e[1],it(r.shape,i.shape);var a=function(o){return o.less(r,i)},s={a:r,b:i};return z.runKernelFunc(a,s,null,Dm)}var bo=U({less_:WT});function UT(n,t){var e,r=R(n,"a","lessEqual"),i=R(t,"b","lessEqual");e=ct(r,i),r=e[0],i=e[1],it(r.shape,i.shape);var a=function(o,c){var l=o.lessEqual(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,km)}var ri=U({lessEqual_:UT});function BT(n,t,e){if(e<=0)throw new Error("The number of values should be positive.");var r={start:n,stop:t,num:e};return z.runKernelFunc(function(i){return i.linspace(n,t,e)},{},null,Fm,r)}function zT(n,t,e,r,i){t===void 0&&(t=5),e===void 0&&(e=1),r===void 0&&(r=1),i===void 0&&(i=.5);var a=R(n,"x","localResponseNormalization");E(a.rank===4||a.rank===3,function(){return`Error in localResponseNormalization: x must be rank 3 or 4 but got
               rank `+a.rank+"."}),E(ot(t),function(){return"Error in localResponseNormalization: depthRadius must be an "+("integer but got depthRadius "+t+".")});var s=a,o=!1;a.rank===3&&(o=!0,s=Y(a,[1,a.shape[0],a.shape[1],a.shape[2]]));var c=function(d,p){var f=d.localResponseNormalization4D(s,t,e,r,i);return p([s,f]),f},l={x:s},u={depthRadius:t,bias:e,alpha:r,beta:i},h=z.runKernelFunc(c,l,null,Hl,u);return o?Y(h,[h.shape[1],h.shape[2],h.shape[3]]):h}var O0=U({localResponseNormalization_:zT});function PT(n){var t=R(n,"x","log"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.log(t);return i([t]),a},e,null,zl)}var ii=U({log_:PT});function MT(n){var t=R(n,"x","log1p"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.log1p(t);return i([t]),a},e,null,Pl)}var Th=U({log1p_:MT});function HT(n){return E(br(n),function(){return"The f passed in grad(f) must be a function"}),function(t,e){var r=R(t,"x","tf.grad",null),i=e!=null?R(e,"dy","tf.grad"):null;return z.tidy(function(){var a=z.gradients(function(){return n(r)},[r],i),s=a.value,o=a.grads;return i!=null&&Pe(s.shape,i.shape,"The shape of dy passed in grad(f)(x, dy) must match the shape returned by f(x)"),xo(o),o[0]})}}function VT(n){return E(br(n),function(){return"The f passed in grads(f) must be a function"}),function(t,e){E(Array.isArray(t),function(){return"The args passed in grads(f)(args) must be an array of `Tensor`s or `TensorLike`s"});var r=qa(t,"args","tf.grads",null),i=e!=null?R(e,"dy","tf.grads"):null;return z.tidy(function(){var a=z.gradients(function(){return n.apply(void 0,r)},r,i),s=a.value,o=a.grads;return i!=null&&Pe(s.shape,i.shape,"The shape of dy passed in grads(f)([x1,...], dy) must match the shape returned by f([x1,...])"),xo(o),o})}}function qT(n){return E(br(n),function(){return"The f passed in valueAndGrad(f) must be a function"}),function(t,e){E(t instanceof j,function(){return"The x passed in valueAndGrad(f)(x) must be a tensor"}),E(e==null||e instanceof j,function(){return"The dy passed in valueAndGrad(f)(x, dy) must be a tensor"});var r=z.gradients(function(){return n(t)},[t],e),i=r.grads,a=r.value;return xo(i),{grad:i[0],value:a}}}function GT(n){return E(br(n),function(){return"The f passed in valueAndGrads(f) must be a function"}),function(t,e){E(Array.isArray(t)&&t.every(function(i){return i instanceof j}),function(){return"The args passed in valueAndGrads(f)(args) must be array of tensors"}),E(e==null||e instanceof j,function(){return"The dy passed in valueAndGrads(f)(args, dy) must be a tensor"});var r=z.gradients(function(){return n.apply(void 0,t)},t,e);return e!=null&&Pe(r.value.shape,e.shape,"The shape of dy passed in valueAndGrads(f)([x1,...], dy) must match the shape returned by f([x1,...])"),xo(r.grads),r}}function E0(n,t){E(br(n),function(){return"The f passed in variableGrads(f) must be a function"}),E(t==null||Array.isArray(t)&&t.every(function(h){return h instanceof Va}),function(){return"The varList passed in variableGrads(f, varList) must be an array of variables"});var e=t!=null;if(!e){t=[];for(var r in z.registeredVariables)t.push(z.registeredVariables[r])}var i=e?t.filter(function(h){return!h.trainable}):null,a=t.length;t=t.filter(function(h){return h.trainable}),E(t.length>0,function(){return"variableGrads() expects at least one of the input variables to "+("be trainable, but none of the "+a+" variables is ")+"trainable."});var s=!0,o=z.gradients(n,t,null,s),c=o.value,l=o.grads;E(l.some(function(h){return h!=null}),function(){return"Cannot find a connection between any variable and the result of the loss function y=f(x). Please make sure the operations that use variables are inside the function f passed to minimize()."}),E(c.rank===0,function(){return"The f passed in variableGrads(f) must return a scalar, but it "+("returned a rank-"+c.rank+" tensor")});var u={};return t.forEach(function(h,d){l[d]!=null&&(u[h.name]=l[d])}),i!=null&&i.forEach(function(h){return u[h.name]=null}),{value:c,grads:u}}function Pn(n){return z.customGrad(n)}function xo(n){var t=n.filter(function(e){return e==null}).length;if(t>0)throw new Error(`Cannot compute gradient of y=f(x) with respect to x. Make sure that
    the f you passed encloses all operations that lead from x to y.`)}function YT(n){var t=R(n,"x","neg"),e={x:t};return z.runKernelFunc(function(r){return r.neg(t)},e,null,Zl)}var Lt=U({neg_:YT});function jT(n){var t=R(n,"x","softplus"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.softplus(t);return i([t]),a},e,null,bu)}var Nh=U({softplus_:jT});function KT(n){var t=R(n,"x","logSigmoid"),e=Pn(function(r){var i=Lt(Nh(Lt(r))),a=function(s){var o=Z(s,ti(Lt(r)));return o};return{value:i,gradFunc:a}});return e(t)}var D0=U({logSigmoid_:KT});function $T(n,t,e){t===void 0&&(t=null),e===void 0&&(e=!1);var r=R(n,"x","max"),i=function(o,c){var l=rt(t,r.shape),u=l,h=bn(u,r.rank),d=r;h!=null&&(d=Nt(r,h),u=zn(u.length,d.rank));var p=o.max(d,u);h!=null&&d.dispose();var f=p;if(e){var m=cn(f.shape,rt(t,r.shape));f=Y(f,m),p.dispose()}return c([r,f]),f},a={x:r},s={reductionIndices:t,keepDims:e};return z.runKernelFunc(i,a,null,Vl,s)}var ai=U({max_:$T});function XT(n,t){var e,r=R(n,"a","sub"),i=R(t,"b","sub");e=ct(r,i),r=e[0],i=e[1];var a=function(o,c){var l=o.subtract(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,Nu)}var be=U({sub_:XT});function JT(n,t,e){t===void 0&&(t=null),e===void 0&&(e=!1);var r=R(n,"x","sum");r.dtype==="bool"&&(r=he(r,"int32"));var i=function(o,c){c([r]);var l=rt(t,r.shape),u=bn(l,r.rank),h=l,d=r;u!=null&&(d=Nt(r,u),h=zn(h.length,r.rank));var p=o.sum(d,h);if(e){var f=cn(p.shape,l);p=Y(p,f)}return p},a={x:r},s={axis:t,keepDims:e};return z.runKernelFunc(i,a,null,Su,s)}var _e=U({sum_:JT});function ZT(n,t){t===void 0&&(t=-1);var e=R(n,"logits","logSoftmax");if(t===-1&&(t=e.rank-1),t!==e.rank-1)throw Error("Log Softmax along a non-last dimension is not yet supported. "+("Logits was rank "+e.rank+" and axis was "+t));var r=function(s,o){var c=!0,l=ai(n,t,!0),u=be(n,l),h=be(he(u,"float32"),ii(_e(Ln(u),t,c)));return o([h]),h},i={logits:e},a={axis:t};return z.runKernelFunc(r,i,null,Ml,a)}var k0=U({logSoftmax_:ZT});function QT(n,t,e){t===void 0&&(t=null),e===void 0&&(e=!1);var r=R(n,"x","logSumExp"),i=rt(t,r.shape),a=ai(r,i,!0),s=be(r,a),o=Ln(s),c=_e(o,i),l=ii(c),u=ge(Y(a,l.shape),l);if(e){var h=cn(u.shape,i);return Y(u,h)}return u}var _h=U({logSumExp_:QT});function eN(n,t){var e=R(n,"a","logicalAnd","bool"),r=R(t,"b","logicalAnd","bool");it(e.shape,r.shape);var i={a:e,b:r};return z.runKernelFunc(function(a){return a.logicalAnd(e,r)},i,null,Wm)}var si=U({logicalAnd_:eN});function tN(n){var t=R(n,"x","logicalNot","bool"),e={x:t};return z.runKernelFunc(function(r){return r.logicalNot(t)},e,null,Um)}var So=U({logicalNot_:tN});function nN(n,t){var e=R(n,"a","logicalOr","bool"),r=R(t,"b","logicalOr","bool");it(e.shape,r.shape);var i={a:e,b:r};return z.runKernelFunc(function(a){return a.logicalOr(e,r)},i,null,Bm)}var Ch=U({logicalOr_:nN});function rN(n,t){var e=R(n,"a","logicalXor","bool"),r=R(t,"b","logicalXor","bool");return it(e.shape,r.shape),si(Ch(n,t),So(si(n,t)))}var F0=U({logicalXor_:rN});function iN(n,t,e,r,i){var a=R(n,"x","maxPool"),s=1,o=a,c=!1;a.rank===3&&(c=!0,o=Y(a,[1,a.shape[0],a.shape[1],a.shape[2]])),E(o.rank===4,function(){return"Error in maxPool: input must be rank 4 but got rank "+o.rank+"."}),E(qt(e,s),function(){return"Error in maxPool: Either strides or dilations must be 1. "+("Got strides "+e+" and dilations '"+s+"'")}),i!=null&&E(ot(r),function(){return"Error in maxPool: pad must be an integer when using, "+("dimRoundingMode "+i+" but got pad "+r+".")});var l=function(p,f){var m=Yi(o.shape,t,e,1,r,i),g;return m.filterWidth===1&&m.filterHeight===1&&wn(m.inShape,m.outShape)?g=o.clone():g=p.maxPool(o,m),f([o,g]),g},u={x:o},h={filterSize:t,strides:e,pad:r,dimRoundingMode:i},d=z.runKernelFunc(l,u,null,Gl,h);return c?Y(d,[d.shape[1],d.shape[2],d.shape[3]]):d}var Rh=U({maxPool_:iN});function aN(n,t,e,r,i,a,s){t===void 0&&(t=[1,1,1]),a===void 0&&(a="NDHWC"),s==null?s=[1,1,1]:_t("dilations is deprecated, this field will be gone in v3.0.0.");var o=R(n,"x","maxPool3d"),c=o,l=!1;o.rank===4&&(l=!0,c=Y(o,[1,o.shape[0],o.shape[1],o.shape[2],o.shape[3]])),E(c.rank===5,function(){return"Error in maxPool3d: x must be rank 5 but got rank "+c.rank+"."}),E(a==="NDHWC",function(){return"Error in maxPool3d: Only NDHWC is currently supported, "+("but got dataFormat of "+a)}),E(qt(e,s),function(){return"Error in maxPool3d: Either strides or dilations must be 1. "+("Got strides "+e+" and dilations '"+s+"'")}),i!=null&&E(ot(r),function(){return"Error in maxPool3d: pad must be an integer when using, "+("dimRoundingMode "+i+" but got pad "+r+".")});var u=function(f,m){s==null&&(s=[1,1,1]);var g=Ka(c.shape,t,e,s,r,i,a),y=f.maxPool3d(c,g);return m([c,y]),y},h={x:c},d={filterSize:t,strides:e,pad:r,dimRoundingMode:i,dataFormat:a,dilations:s},p=z.runKernelFunc(u,h,null,Yl,d);return l?Y(p,[p.shape[1],p.shape[2],p.shape[3],p.shape[4]]):p}var sN=U({maxPool3d_:aN});function oN(n,t,e,r,i){i===void 0&&(i=!1);var a=R(n,"x","maxPoolWithArgmax"),s={x:a},o={filterSize:t,strides:e,pad:r,includeBatchInIndex:i},c=z.runKernel(Hm,s,o);return{result:c[0],indexes:c[1]}}var cN=U({maxPoolWithArgmax_:oN});function rr(n,t){if(t===void 0&&(t="float32"),t==="complex64"){var e=rr(n,"float32"),r=rr(n,"float32");return xr(e,r)}var i=Bi(pt(n),t);return z.makeTensor(i,n,t)}function Ji(n,t){if(t===void 0&&(t="float32"),t==="complex64"){var e=Ji(n,"float32"),r=rr(n,"float32");return xr(e,r)}var i=Kc(pt(n),t);return z.makeTensor(i,n,t)}function lN(n,t,e){t===void 0&&(t=null),e===void 0&&(e=!1);var r=R(n,"x","mean"),i=rt(t,r.shape),a=n0(r.shape,i),s=a[1],o=pt(s),c={x:r},l={axis:t,keepDims:e},u=function(){var d=Se(o),p=d.dtype===r.dtype?r:he(r,d.dtype),f=Ne(p,d);return _e(f,t,e)},h=Pn(function(d){var p=z.runKernelFunc(u,c,null,Vm,l),f=function(m){var g=d.shape.slice();i.forEach(function(b){g[b]=1});var y=Y(m,g),w=Ne(Z(y,Ji(d.shape,"float32")),o);return w};return{value:p,gradFunc:f}});return h(r)}var Za=U({mean_:lN});function uN(n,t,e){t===void 0&&(t=null),e===void 0&&(e=!1);var r=R(n,"x","min"),i=function(o,c){var l=rt(t,r.shape),u=l,h=bn(u,r.rank),d=r;h!=null&&(d=Nt(r,h),u=zn(u.length,r.rank));var p=o.min(d,u);h!=null&&d.dispose();var f=p;if(e){var m=cn(f.shape,l);f=Y(p,m),p.dispose()}return c([r,f]),f},a={x:r},s={axis:t,keepDims:e};return z.runKernelFunc(i,a,null,jl,s)}var Lo=U({min_:uN});function hN(n,t){var e,r=R(n,"a","minimum"),i=R(t,"b","minimum");e=ct(r,i),r=e[0],i=e[1],r.dtype==="bool"&&(r=he(r,"int32"),i=he(i,"int32")),it(r.shape,i.shape);var a=function(o,c){var l=o.minimum(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,Kl)}var Io=U({minimum_:hN});function dN(n,t,e){E(e==="reflect"||e==="symmetric",function(){return"Invalid mode. Mode must be either reflect or symmetric. "+("Got "+e+".")});var r=R(n,"x","mirrorPad");if(r.rank===0)throw new Error("mirrorPad(scalar) is not defined. Pass non-scalar to mirrorPad");E(t.length===r.rank,function(){return"Padding doesn't match input. Must be "+r.rank+". "+("Got "+t.length+".")});for(var i=e==="reflect"?1:0,a=function(l){E(t[l].length===2,function(){return"Invalid number of paddings. Must be length of 2 each."}),E(t[l][0]>=0&&t[l][0]<=r.shape[l]-i&&t[l][1]>=0&&t[l][1]<=r.shape[l]-i,function(){return"Padding in dimension "+l+" cannot be greater than or equal "+("to "+(r.shape[l]-i)+" or less than 0 for input of ")+("shape "+r.shape)})},s=0;s<r.rank;s++)a(s);var o={paddings:t,mode:e},c={x:r};return z.runKernel($l,c,o)}var W0=U({mirrorPad_:dN});function pN(n,t){var e,r=R(n,"a","mod"),i=R(t,"b","mod");e=ct(r,i),r=e[0],i=e[1];var a=function(o,c){var l=o.mod(r,i);return c([r,i]),l},s={a:r,b:i};return z.runKernelFunc(a,s,null,Xl)}var Oh=U({mod_:pN});function fN(n){var t=R(n,"x","square"),e={},r=[t],i=[];return z.runKernelFunc(function(a,s){return s([t]),a.square(t)},{x:t},null,"Square",e,r,i)}var $e=U({square_:fN});function mN(n,t,e){t===void 0&&(t=null),e===void 0&&(e=!1),n=R(n,"x","moments");var r=rt(t,n.shape),i=Za(n,r,e),a=i.shape;e||(a=cn(i.shape,r));var s=$e(be(he(n,"float32"),Y(i,a))),o=Za(s,r,e);return{mean:i,variance:o}}var gN=U({moments_:mN});function yN(n,t,e,r){for(var i=R(t,"data","multiRNNCell"),a=qa(e,"c","multiRNNCell"),s=qa(r,"h","multiRNNCell"),o=i,c=[],l=0;l<n.length;l++){var u=n[l](o,a[l],s[l]);c.push(u[0]),c.push(u[1]),o=u[1]}for(var h=[],d=[],l=0;l<c.length;l+=2)h.push(c[l]),d.push(c[l+1]);return[h,d]}var vN=U({multiRNNCell_:yN});function wN(n,t,e,r){r===void 0&&(r=!1);var i=R(n,"logits","multinomial"),a=i.size,s=i.rank;if(a<2)throw new Error("Error in multinomial: you need at least 2 outcomes, but got "+(a+"."));if(s>2)throw new Error("Rank of probabilities must be 1 or 2, but is "+s);e=e||Math.random();var o=s===1?Y(i,[1,-1]):i,c=z.runKernelFunc(function(l){return l.multinomial(o,r,t,e)},{logits2D:o});return s===1?Y(c,[c.size]):c}var bN=U({multinomial_:wN});function xN(n,t){var e,r=R(n,"a","notEqual"),i=R(t,"b","notEqual");e=ct(r,i),r=e[0],i=e[1],it(r.shape,i.shape);var a=function(o){return o.notEqual(r,i)},s={a:r,b:i};return z.runKernelFunc(a,s,null,qm)}var Ao=U({notEqual_:xN});function SN(n){var t=R(n,"input","real"),e=function(i){return i.real(t)},r={input:t};return z.runKernelFunc(e,r,null,Xm)}var Qa=U({real_:SN});function LN(n){var t=R(n,"x","onesLike"),e=function(i,a){if(t.dtype==="complex64"){var s=Eh(Qa(t)),o=ke(wo(t));return xr(s,o)}return i.onesLike(t)},r={x:t};return z.runKernelFunc(e,r,null,Ql)}var Eh=U({onesLike_:LN});function IN(n,t){var e=R(n,"v1","outerProduct"),r=R(t,"v2","outerProduct");E(e.rank===1&&r.rank===1,function(){return"Error in outerProduct: inputs must be rank 1, but got ranks "+(e.rank+" and "+r.rank+".")});var i=Y(e,[-1,1]),a=Y(r,[1,-1]);return Ue(i,a)}var AN=U({outerProduct_:IN});function TN(n,t,e){e===void 0&&(e=0);var r=R(n,"x","pad");if(r.rank===0)throw new Error("pad(scalar) is not defined. Pass non-scalar to pad");var i=function(o,c){return c([r]),o.pad(r,t,e)},a={paddings:t,constantValue:e},s={x:r};return z.runKernelFunc(i,s,null,tu,a)}var oi=U({pad_:TN});function NN(n,t,e){return e===void 0&&(e=0),E(t.length===2,function(){return"Invalid number of paddings. Must be length of 2."}),oi(n,[t],e)}var _N=U({pad1d_:NN});function CN(n,t,e){return e===void 0&&(e=0),E(t.length===2&&t[0].length===2&&t[1].length===2,function(){return"Invalid number of paddings. Must be length of 2 each."}),oi(n,t,e)}var RN=U({pad2d_:CN});function ON(n,t,e){return e===void 0&&(e=0),E(t.length===3&&t[0].length===2&&t[1].length===2&&t[2].length===2,function(){return"Invalid number of paddings. Must be length of 2 each."}),oi(n,t,e)}var EN=U({pad3d_:ON});function DN(n,t,e){return e===void 0&&(e=0),E(t.length===4&&t[0].length===2&&t[1].length===2&&t[2].length===2&&t[3].length===2,function(){return"Invalid number of paddings. Must be length of 2 each."}),oi(n,t,e)}var kN=U({pad4d_:DN});function FN(n,t,e){var r=R(n,"x","spaceToBatchND");E(r.rank>=1+t.length,function(){return"input rank "+r.rank+" should be > than [blockShape] "+t.length}),E(e.length===t.length,function(){return"paddings.shape[0] "+e.length+" must be equal to [blockShape] "+t.length}),E(r.shape.reduce(function(o,c,l){return l>0&&l<=t.length?o&&(c+e[l-1][0]+e[l-1][1])%t[l-1]===0:o},!0),function(){return"input spatial dimensions "+r.shape.slice(1)+" with paddings "+e.toString()+" must be divisible by blockShapes "+t.toString()});var i=function(o){return o.spaceToBatchND(r,t,e)},a={x:r},s={blockShape:t,paddings:e};return z.runKernelFunc(i,a,null,Lu,s)}var To=U({spaceToBatchND_:FN});function BN(n,t,e,r,i,a){i==null&&(i=[1,1]),a==null&&(a=1),r===0&&(r="valid");var s=R(n,"x","maxPool"),o=s,c=!1;s.rank===3&&(c=!0,o=Y(s,[1,s.shape[0],s.shape[1],s.shape[2]])),E(qt(a,i),function(){return"Error in pool: Either strides or dilations must be 1. "+("Got strides "+a+" and dilations '"+i+"'")});var l=Yi(o.shape,t,a,i,r),u=[l.dilationHeight,l.dilationWidth],h;r==="same"?h=UN([l.filterHeight,l.filterWidth],u):h=[[0,0],[0,0]];var d=u[0]===1&&u[1]===1,p=WN([l.inHeight,l.inWidth],u,h),f=p[0],m=p[1],g=d?r:"valid",y=d?o:To(o,u,f),w=e==="avg"?function(){return wh(y,t,a,g)}:function(){return Rh(y,t,a,g)},b=w(),S=d?b:po(b,u,m);return c?Y(S,[S.shape[1],S.shape[2],S.shape[3]]):S}function WN(n,t,e){var r=e.map(function(u){return u[0]}),i=e.map(function(u){return u[1]}),a=n.concat(r,i),s=t.map(function(u,h){return(u-a[h]%u)%u}),o=i.map(function(u,h){return u+s[h]}),c=t.map(function(u,h){return[r[h],o[h]]}),l=t.map(function(u,h){return[0,s[h]]});return[c,l]}function UN(n,t){var e=n.map(function(s,o){return s+(s-1)*(t[o]-1)}),r=e.map(function(s){return s-1}),i=r.map(function(s){return Math.floor(s/2)}),a=r.map(function(s,o){return s-i[o]});return r.map(function(s,o){return[i[o],a[o]]})}var U0=U({pool_:BN});function zN(n,t){var e,r=R(n,"base","pow"),i=R(t,"exp","pow");e=ct(r,i),r=e[0],i=e[1];var a={a:r,b:i},s=function(o,c){var l=o.pow(r,i);return c([r,i,l]),l};return z.runKernelFunc(s,a,null,nu)}var ir=U({pow_:zN});function PN(n,t){var e=R(n,"x","prelu"),r=R(t,"alpha","prelu"),i=function(s,o){var c=s.prelu(e,r);return o([e,r]),c},a={x:e,alpha:r};return z.runKernelFunc(i,a,null,ru)}var Dh=U({prelu_:PN});function MN(n,t,e){t===void 0&&(t=null),e===void 0&&(e=!1);var r=R(n,"x","prod");r.dtype==="bool"&&(r=he(r,"int32"));var i=function(o){var c=rt(t,r.shape),l=bn(c,r.rank),u=c,h=r;l!=null&&(h=Nt(r,l),u=zn(u.length,r.rank));var d=o.prod(h,u);if(e){var p=cn(d.shape,c);d=Y(d,p)}return d},a={x:r},s={axis:t,keepDims:e};return z.runKernelFunc(i,a,null,Km,s)}var B0=U({prod_:MN});function HN(n,t,e){var r=pt(n),i=null;if(e==null||e==="float32")i=new Float32Array(r);else if(e==="int32")i=new Int32Array(r);else if(e==="bool")i=new Uint8Array(r);else throw new Error("Unknown data type "+e);for(var a=0;a<r;a++)i[a]=t();return z.makeTensor(i,n,e)}var VN=U({rand_:HN}),Zi=typeof globalThis!="undefined"?globalThis:typeof window!="undefined"?window:typeof global!="undefined"?global:typeof self!="undefined"?self:{};function ci(n,t){return t={exports:{}},n(t,t.exports),t.exports}var qN=ci(function(n){(function(t,e,r){function i(c){var l=this,u=o();l.next=function(){var h=2091639*l.s0+l.c*23283064365386963e-26;return l.s0=l.s1,l.s1=l.s2,l.s2=h-(l.c=h|0)},l.c=1,l.s0=u(" "),l.s1=u(" "),l.s2=u(" "),l.s0-=u(c),l.s0<0&&(l.s0+=1),l.s1-=u(c),l.s1<0&&(l.s1+=1),l.s2-=u(c),l.s2<0&&(l.s2+=1),u=null}function a(c,l){return l.c=c.c,l.s0=c.s0,l.s1=c.s1,l.s2=c.s2,l}function s(c,l){var u=new i(c),h=l&&l.state,d=u.next;return d.int32=function(){return u.next()*4294967296|0},d.double=function(){return d()+(d()*2097152|0)*11102230246251565e-32},d.quick=d,h&&(typeof h=="object"&&a(h,u),d.state=function(){return a(u,{})}),d}function o(){var c=4022871197,l=function(u){u=u.toString();for(var h=0;h<u.length;h++){c+=u.charCodeAt(h);var d=.02519603282416938*c;c=d>>>0,d-=c,d*=c,c=d>>>0,d-=c,c+=d*4294967296}return(c>>>0)*23283064365386963e-26};return l}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.alea=s})(Zi,n,!1)}),GN=ci(function(n){(function(t,e,r){function i(o){var c=this,l="";c.x=0,c.y=0,c.z=0,c.w=0,c.next=function(){var h=c.x^c.x<<11;return c.x=c.y,c.y=c.z,c.z=c.w,c.w^=c.w>>>19^h^h>>>8},o===(o|0)?c.x=o:l+=o;for(var u=0;u<l.length+64;u++)c.x^=l.charCodeAt(u)|0,c.next()}function a(o,c){return c.x=o.x,c.y=o.y,c.z=o.z,c.w=o.w,c}function s(o,c){var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(typeof u=="object"&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.xor128=s})(Zi,n,!1)}),YN=ci(function(n){(function(t,e,r){function i(o){var c=this,l="";c.next=function(){var h=c.x^c.x>>>2;return c.x=c.y,c.y=c.z,c.z=c.w,c.w=c.v,(c.d=c.d+362437|0)+(c.v=c.v^c.v<<4^(h^h<<1))|0},c.x=0,c.y=0,c.z=0,c.w=0,c.v=0,o===(o|0)?c.x=o:l+=o;for(var u=0;u<l.length+64;u++)c.x^=l.charCodeAt(u)|0,u==l.length&&(c.d=c.x<<10^c.x>>>4),c.next()}function a(o,c){return c.x=o.x,c.y=o.y,c.z=o.z,c.w=o.w,c.v=o.v,c.d=o.d,c}function s(o,c){var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(typeof u=="object"&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.xorwow=s})(Zi,n,!1)}),jN=ci(function(n){(function(t,e,r){function i(o){var c=this;c.next=function(){var u=c.x,h=c.i,d,p;return d=u[h],d^=d>>>7,p=d^d<<24,d=u[h+1&7],p^=d^d>>>10,d=u[h+3&7],p^=d^d>>>3,d=u[h+4&7],p^=d^d<<7,d=u[h+7&7],d=d^d<<13,p^=d^d<<9,u[h]=p,c.i=h+1&7,p};function l(u,h){var d,p,f=[];if(h===(h|0))p=f[0]=h;else for(h=""+h,d=0;d<h.length;++d)f[d&7]=f[d&7]<<15^h.charCodeAt(d)+f[d+1&7]<<13;for(;f.length<8;)f.push(0);for(d=0;d<8&&f[d]===0;++d);for(d==8?p=f[7]=-1:p=f[d],u.x=f,u.i=0,d=256;d>0;--d)u.next()}l(c,o)}function a(o,c){return c.x=o.x.slice(),c.i=o.i,c}function s(o,c){o==null&&(o=+new Date);var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(u.x&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.xorshift7=s})(Zi,n,!1)}),KN=ci(function(n){(function(t,e,r){function i(o){var c=this;c.next=function(){var u=c.w,h=c.X,d=c.i,p,f;return c.w=u=u+1640531527|0,f=h[d+34&127],p=h[d=d+1&127],f^=f<<13,p^=p<<17,f^=f>>>15,p^=p>>>12,f=h[d]=f^p,c.i=d,f+(u^u>>>16)|0};function l(u,h){var d,p,f,m,g,y=[],w=128;for(h===(h|0)?(p=h,h=null):(h=h+"\0",p=0,w=Math.max(w,h.length)),f=0,m=-32;m<w;++m)h&&(p^=h.charCodeAt((m+32)%h.length)),m===0&&(g=p),p^=p<<10,p^=p>>>15,p^=p<<4,p^=p>>>13,m>=0&&(g=g+1640531527|0,d=y[m&127]^=p+g,f=d==0?f+1:0);for(f>=128&&(y[(h&&h.length||0)&127]=-1),f=127,m=4*128;m>0;--m)p=y[f+34&127],d=y[f=f+1&127],p^=p<<13,d^=d<<17,p^=p>>>15,d^=d>>>12,y[f]=p^d;u.w=g,u.X=y,u.i=f}l(c,o)}function a(o,c){return c.i=o.i,c.w=o.w,c.X=o.X.slice(),c}function s(o,c){o==null&&(o=+new Date);var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(u.X&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.xor4096=s})(Zi,n,!1)}),$N=ci(function(n){(function(t,e,r){function i(o){var c=this,l="";c.next=function(){var h=c.b,d=c.c,p=c.d,f=c.a;return h=h<<25^h>>>7^d,d=d-p|0,p=p<<24^p>>>8^f,f=f-h|0,c.b=h=h<<20^h>>>12^d,c.c=d=d-p|0,c.d=p<<16^d>>>16^f,c.a=f-h|0},c.a=0,c.b=0,c.c=2654435769|0,c.d=1367130551,o===Math.floor(o)?(c.a=o/4294967296|0,c.b=o|0):l+=o;for(var u=0;u<l.length+20;u++)c.b^=l.charCodeAt(u)|0,c.next()}function a(o,c){return c.a=o.a,c.b=o.b,c.c=o.c,c.d=o.d,c}function s(o,c){var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(typeof u=="object"&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.tychei=s})(Zi,n,!1)}),li=ci(function(n){(function(t,e){var r=this,i=256,a=6,s=52,o="random",c=e.pow(i,a),l=e.pow(2,s),u=l*2,h=i-1,d;function p(S,x,N){var I=[];x=x==!0?{entropy:!0}:x||{};var C=y(g(x.entropy?[S,b(t)]:S==null?w():S,3),I),O=new f(I),D=function(){for(var F=O.g(a),k=c,B=0;F<l;)F=(F+B)*i,k*=i,B=O.g(1);for(;F>=u;)F/=2,k/=2,B>>>=1;return(F+B)/k};return D.int32=function(){return O.g(4)|0},D.quick=function(){return O.g(4)/4294967296},D.double=D,y(b(O.S),t),(x.pass||N||function(F,k,B,V){return V&&(V.S&&m(V,O),F.state=function(){return m(O,{})}),B?(e[o]=F,k):F})(D,C,"global"in x?x.global:this==e,x.state)}e["seed"+o]=p;function f(S){var x,N=S.length,I=this,C=0,O=I.i=I.j=0,D=I.S=[];for(N||(S=[N++]);C<i;)D[C]=C++;for(C=0;C<i;C++)D[C]=D[O=h&O+S[C%N]+(x=D[C])],D[O]=x;(I.g=function(F){for(var k,B=0,V=I.i,P=I.j,q=I.S;F--;)k=q[V=h&V+1],B=B*i+q[h&(q[V]=q[P=h&P+k])+(q[P]=k)];return I.i=V,I.j=P,B})(i)}function m(S,x){return x.i=S.i,x.j=S.j,x.S=S.S.slice(),x}function g(S,x){var N=[],I=typeof S,C;if(x&&I=="object")for(C in S)try{N.push(g(S[C],x-1))}catch(O){}return N.length?N:I=="string"?S:S+"\0"}function y(S,x){for(var N=S+"",I,C=0;C<N.length;)x[h&C]=h&(I^=x[h&C]*19)+N.charCodeAt(C++);return b(x)}function w(){try{var S;return d&&(S=d.randomBytes)?S=S(i):(S=new Uint8Array(i),(r.crypto||r.msCrypto).getRandomValues(S)),b(S)}catch(I){var x=r.navigator,N=x&&x.plugins;return[+new Date,r,N,r.screen,b(t)]}}function b(S){return String.fromCharCode.apply(0,S)}if(y(e.random(),t),n.exports){n.exports=p;try{d=require("crypto")}catch(S){}}})([],Math)});li.alea=qN;li.xor128=GN;li.xorwow=YN;li.xorshift7=jN;li.xor4096=KN;li.tychei=$N;var XN=li,kh=XN.alea;var Fh=function(){function n(t,e,r,i,a){this.mean=t,this.stdDev=e,this.dtype=r,this.nextVal=NaN,this.truncated=i,this.truncated&&(this.upper=this.mean+this.stdDev*2,this.lower=this.mean-this.stdDev*2);var s=a||Math.random();this.random=kh(s.toString())}return n.prototype.nextValue=function(){if(!isNaN(this.nextVal)){var t=this.nextVal;return this.nextVal=NaN,t}for(var e,r,i=!1;!i;){var a=void 0,s=void 0,o=void 0;do a=2*this.random()-1,s=2*this.random()-1,o=a*a+s*s;while(o>=1||o===0);var c=Math.sqrt(-2*Math.log(o)/o);e=this.mean+this.stdDev*a*c,r=this.mean+this.stdDev*s*c,(!this.truncated||this.isValidTruncated(e))&&(i=!0)}return(!this.truncated||this.isValidTruncated(r))&&(this.nextVal=this.convertValue(r)),this.convertValue(e)},n.prototype.convertValue=function(t){return this.dtype==null||this.dtype==="float32"?t:Math.round(t)},n.prototype.isValidTruncated=function(t){return t<=this.upper&&t>=this.lower},n}(),JN=function(){function n(t,e,r,i){this.alpha=t,this.beta=1/e,this.dtype=r;var a=i||Math.random();this.randu=kh(a.toString()),this.randn=new Fh(0,1,r,!1,this.randu()),t<1?this.d=t+2/3:this.d=t-1/3,this.c=1/Math.sqrt(9*this.d)}return n.prototype.nextValue=function(){for(var t,e,r,i,a,s;;){do i=this.randn.nextValue(),s=1+this.c*i;while(s<=0);if(s*=s*s,t=i*i,e=1-.331*t*t,r=.5*t+this.d*(1-s+Math.log(s)),a=this.randu(),a<e||Math.log(a)<r)break}return s=1/this.beta*this.d*s,this.alpha<1&&(s*=Math.pow(this.randu(),1/this.alpha)),this.convertValue(s)},n.prototype.convertValue=function(t){return this.dtype==="float32"?t:Math.round(t)},n}(),ZN=function(){function n(t,e,r,i){var a=this;if(t===void 0&&(t=0),e===void 0&&(e=1),this.canReturnFloat=function(){return a.dtype==null||a.dtype==="float32"},this.min=t,this.range=e-t,this.dtype=r,i==null&&(i=Math.random()),typeof i=="number"&&(i=i.toString()),!this.canReturnFloat()&&this.range<=1)throw new Error("The difference between "+t+" - "+e+" <= 1 and dtype is not float");this.random=kh(i)}return n.prototype.convertValue=function(t){return this.canReturnFloat()?t:Math.round(t)},n.prototype.nextValue=function(){return this.convertValue(this.min+this.range*this.random())},n}();function QN(n,t,e,r,i){if(e===void 0&&(e=1),r===void 0&&(r="float32"),e==null&&(e=1),r==null&&(r="float32"),r!=="float32"&&r!=="int32")throw new Error("Unsupported data type "+r);for(var a=new JN(t,e,r,i),s=Bn(n,r),o=0;o<s.values.length;o++)s.values[o]=a.nextValue();return s.toTensor()}var e_=U({randomGamma_:QN});function t_(n,t,e,r,i){if(t===void 0&&(t=0),e===void 0&&(e=1),r!=null&&r==="bool")throw new Error("Unsupported data type "+r);for(var a=new Fh(t,e,r,!1,i),s=Bn(n,r),o=0;o<s.values.length;o++)s.values[o]=a.nextValue();return s.toTensor()}var n_=U({randomNormal_:t_});function r_(n,t,e,r,i){t===void 0&&(t=0),e===void 0&&(e=1),r===void 0&&(r="float32");for(var a=Bn(n,r),s=new ZN(t,e,null,i),o=0;o<a.values.length;o++)a.values[o]=s.nextValue();return a.toTensor()}var z0=U({randomUniform_:r_});function Qi(n,t){Xr(n);var e=Un(n,t);if(e.length!==1)throw new Error("tensor1d() requires values to be a flat/TypedArray");var r=null;return Sr(n,r,e,t)}function Wh(n,t,e,r){if(e===void 0&&(e=1),r===void 0&&(r="float32"),e===0)throw new Error("Cannot have a step of zero");var i=function(){var s=n===t,o=n<t&&e<0,c=t<n&&e>1;if(s||o||c)return rr([0],r);var l=Math.abs(Math.ceil((t-n)/e)),u=Bi(l,r);t<n&&e===1&&(e=-1),u[0]=n;for(var h=1;h<u.length;h++)u[h]=u[h-1]+e;return Qi(u,r)},a={start:n,stop:t,step:e,dtype:r};return z.runKernelFunc(i,{},null,$m,a)}function i_(n){var t=R(n,"x","reciprocal"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.reciprocal(t);return i([t]),a},e,null,iu)}var P0=U({reciprocal_:i_});function a_(n){var t=R(n,"x","relu"),e=function(i,a){return a([t]),t.dtype==="bool"?he(t,"int32"):i.relu(t)},r={x:t};return z.runKernelFunc(e,r,null,au)}var es=U({relu_:a_});function s_(n){var t=R(n,"x","relu6"),e=function(i,a){return a([t]),t.dtype==="bool"?he(t,"int32"):i.relu6(t)},r={x:t};return z.runKernelFunc(e,r,null,lu)}var Uh=U({relu6_:s_});function o_(n,t){var e=R(n,"x","reverse"),r=function(s){var o=rt(t,e.shape);if(e.rank===0)return Qr(e);var c=s.reverse(e,o);return Y(c,e.shape)},i={x:e},a={dims:t};return z.runKernelFunc(r,i,null,uu,a)}var ar=U({reverse_:o_});function c_(n){var t=R(n,"x","reverse");return E(t.rank===1,function(){return"Error in reverse1D: x must be rank 1 but got rank "+t.rank+"."}),ar(t,0)}var l_=U({reverse1d_:c_});function u_(n,t){var e=R(n,"x","reverse");return E(e.rank===2,function(){return"Error in reverse2D: x must be rank 2 but got rank "+e.rank+"."}),ar(e,t)}var h_=U({reverse2d_:u_});function d_(n,t){var e=R(n,"x","reverse");return E(e.rank===3,function(){return"Error in reverse3D: x must be rank 3 but got rank "+e.rank+"."}),ar(e,t)}var p_=U({reverse3d_:d_});function f_(n,t){var e=R(n,"x","reverse");return E(e.rank===4,function(){return"Error in reverse4D: x must be rank 4 but got rank "+e.rank+"."}),ar(e,t)}var m_=U({reverse4d_:f_});function g_(n){var t=R(n,"x","round"),e={x:t};return z.runKernelFunc(function(r){return r.round(t)},e,null,hu)}var M0=U({round_:g_});function y_(n){var t=R(n,"x","rsqrt"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.rsqrt(t);return i([t]),a},e,null,du)}var Bh=U({rsqrt_:y_});function v_(n){var t=R(n,"x","selu"),e=function(i,a){var s=i.selu(t);return a([t]),s},r={x:t};return z.runKernelFunc(e,r,null,fu)}var H0=U({selu_:v_});function w_(n,t,e,r,i,a,s){a===void 0&&(a=[1,1]),s===void 0&&(s="NHWC");var o=R(n,"x","separableConv2d"),c=R(t,"depthwiseFilter","separableConv2d"),l=R(e,"pointwiseFilter","separableConv2d"),u=o,h=!1;if(o.rank===3&&(h=!0,u=Y(o,[1,o.shape[0],o.shape[1],o.shape[2]])),s==="NCHW")throw new Error("separableConv2d currently does not support dataFormat NCHW; only NHWC is supported");E(u.rank===4,function(){return"Error in separableConv2d: input must be rank 4, but got "+("rank "+u.rank+".")}),E(c.rank===4,function(){return"Error in separableConv2d: depthwise filter must be rank 4, but "+("got rank "+c.rank+".")}),E(l.rank===4,function(){return"Error in separableConv2d: pointwise filter must be rank 4, but "+("got rank "+c.rank+".")}),E(l.shape[0]===1,function(){return"Error in separableConv2d: the first dimension of pointwise filter "+(" must be 1, but got "+l.shape[0]+".")}),E(l.shape[1]===1,function(){return"Error in separableConv2d: the second dimension of pointwise "+("filter must be 1, but got "+l.shape[1]+".")});var d=c.shape[2],p=c.shape[3];E(l.shape[2]===d*p,function(){return"Error in separableConv2d: the third dimension of pointwise filter "+("must be "+d*p+", ")+("but got "+l.shape[2]+".")});var f=Xa(u,c,r,i,s,a),m=1,g=Ki(f,l,m,"valid",s);return h?Y(g,[g.shape[1],g.shape[2],g.shape[3]]):g}var V0=U({separableConv2d_:w_});function b_(n,t){return pe(this,void 0,void 0,function(){var e,r,i,a,s,o,c,l,u,c,h;return fe(this,function(d){switch(d.label){case 0:return e=R(n,"x","setdiff1d"),r=R(t,"y","setdiff1d"),E(e.dtype===r.dtype,function(){return"x and y should have the same dtype, but got x ("+e.dtype+") and y ("+r.dtype+")."}),E(e.rank===1,function(){return"x should be 1D tensor, but got x ("+e.shape+")."}),E(r.rank===1,function(){return"y should be 1D tensor, but got y ("+r.shape+")."}),[4,e.data()];case 1:return i=d.sent(),[4,r.data()];case 2:for(a=d.sent(),s=new Set(a),o=0,c=0;c<i.length;c++)s.has(i[c])||o++;for(l=new ro([o],e.dtype),u=new ro([o],"int32"),c=0,h=0;c<i.length;c++)s.has(i[c])||(l.values[h]=i[c],u.values[h]=c,h++);return[2,[l.toTensor(),u.toTensor()]]}})})}var x_=b_;function S_(n){var t=R(n,"x","sign"),e={x:t};return z.runKernelFunc(function(r){return r.sign(t)},e,null,vu)}var q0=U({sign_:S_});function L_(n){var t=R(n,"x","sin"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.sin(t);return i([t]),a},e,null,gu)}var zh=U({sin_:L_});function I_(n){var t=R(n,"x","sinh"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.sinh(t);return i([t]),a},e,null,yu)}var Ph=U({sinh_:I_});function A_(n,t,e){var r=R(n,"x","slice1d");return E(r.rank===1,function(){return"slice1d expects a rank-1 tensor, but got a rank-"+r.rank+" tensor"}),Me(r,[t],[e])}var T_=U({slice1d_:A_});function N_(n,t,e){var r=R(n,"x","slice2d");return E(r.rank===2,function(){return"slice2d expects a rank-2 tensor, but got a rank-"+r.rank+" tensor"}),Me(r,t,e)}var __=U({slice2d_:N_});function C_(n,t,e){var r=R(n,"x","slice3d");return E(r.rank===3,function(){return"slice3d expects a rank-3 tensor, but got a rank-"+r.rank+" tensor"}),Me(r,t,e)}var R_=U({slice3d_:C_});function O_(n,t,e){var r=R(n,"x","slice4d");return E(r.rank===4,function(){return"slice4d expects a rank-4 tensor, but got a rank-"+r.rank+" tensor"}),Me(r,t,e)}var E_=U({slice4d_:O_});function D_(n,t){t===void 0&&(t=-1);var e=R(n,"logits","softmax","float32");if(t===-1&&(t=e.rank-1),t!==e.rank-1)throw Error("Softmax along a non-last dimension is not yet supported. "+("Logits was rank "+e.rank+" and dim was "+t));var r={logits:e},i={dim:t};return z.runKernelFunc(function(a,s){var o=a.softmax(e,t);return s([o]),o},r,null,Au,i)}var G0=U({softmax_:D_});function k_(n){E(n.dtype==="complex64",function(){return"The dtype for tf.spectral.fft() must be complex64 "+("but got "+n.dtype+".")});var t={input:n};return z.runKernelFunc(function(e){var r=n.shape[n.shape.length-1],i=n.size/r,a=n.as2D(i,r),s=e.fft(a);return s.reshape(n.shape)},t,null,Tm)}var No=U({fft_:k_});function F_(n){E(n.dtype==="complex64",function(){return"The dtype for tf.spectral.ifft() must be complex64 "+("but got "+n.dtype+".")});var t={input:n};return z.runKernelFunc(function(e){var r=n.shape[n.shape.length-1],i=n.size/r,a=Y(n,[i,r]),s=e.ifft(a);return Y(s,n.shape)},t,null,Om)}var ts=U({ifft_:F_});function W_(n){var t=n.shape[n.shape.length-1],e=n.size/t,r;if(t<=2){var i=Y(n,[e,t]);r=ts(i)}else{var a=[e,2*(t-1)],s=Y(Qa(n),[e,t]),o=Y(wo(n),[e,t]),c=ar(Me(s,[0,1],[e,t-2]),1),l=Z(ar(Me(o,[0,1],[e,t-2]),1),Se(-1)),u=kt([s,c],1),h=kt([o,l],1),i=Y(xr(u,h),[a[0],a[1]]);r=ts(i)}if(r=Qa(r),n.rank===3&&n.shape[0]!==0){var d=r,p=n.shape[0];r=Y(r,[p,r.shape[0]/p,r.shape[1]]),d.dispose()}return r}var Mh=U({irfft_:W_});function Y0(n,t,e){e===void 0&&(e=0);var r=[];if(typeof t=="number")E(n.shape[e]%t===0,function(){return"Number of splits must evenly divide the axis."}),r=new Array(t).fill(n.shape[e]/t);else{var i=t.reduce(function(o,c){return c===-1&&(o+=1),o},0);E(i<=1,function(){return"There should be only one negative value in split array."});var a=t.indexOf(-1);if(a!==-1){var s=t.reduce(function(o,c){return c>0?o+c:o});t[a]=n.shape[e]-s}E(n.shape[e]===t.reduce(function(o,c){return o+c}),function(){return"The sum of sizes must match the size of the axis dimension."}),r=t}return r}function U_(n,t,e){e===void 0&&(e=0);var r=R(n,"x","split"),i=function(o,c){var l=rt(e,r.shape)[0],u=Y0(r,t,l);return o.split(r,u,l)},a={x:r},s={numOrSizeSplits:t,axis:e};return z.runKernelFunc(i,a,null,Iu,s)}var ea=U({split_:U_});function B_(n,t){E(n.dtype==="float32",function(){return"The dtype for rfft() must be real value but got "+n.dtype});var e=n.shape[n.shape.length-1],r=n.size/e,i;if(t!=null&&t<e){var a=n.shape.map(function(y){return 0}),s=n.shape.map(function(y){return y});s[n.shape.length-1]=t,i=Me(n,a,s),e=t}else if(t!=null&&t>e){var o=n.shape.map(function(y){return y});o[n.shape.length-1]=t-e,i=kt([n,rr(o)],n.shape.length-1),e=t}else i=n;var c=ke(i),l=Y(xr(i,c),[r,e]),u=No(l),h=Math.floor(e/2)+1,d=Qa(u),p=wo(u),f=ea(d,[h,e-h],d.shape.length-1),m=ea(p,[h,e-h],p.shape.length-1),g=i.shape.slice();return g[i.shape.length-1]=h,Y(xr(f[0],m[0]),g)}var _o=U({rfft_:B_});function z_(n){var t=R(n,"x","sqrt"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.sqrt(t);return i([t]),a},e,null,xu)}var Gt=U({sqrt_:z_});function P_(n,t){var e,r=R(n,"a","squaredDifference"),i=R(t,"b","squaredDifference");e=ct(r,i),r=e[0],i=e[1],it(r.shape,i.shape);var a=function(c,l){var u=c.squaredDifference(r,i);return l([r,i]),u},s={a:r,b:i},o={};return z.runKernelFunc(a,s,null,Tu,o)}var Co=U({squaredDifference_:P_});function M_(n,t){var e=R(n,"x","squeeze");return Y(e,$f(e.shape,t).newShape)}var Ro=U({squeeze_:M_});function H_(n,t){t===void 0&&(t=0);var e=qa(n,"tensors","stack");if(E(e.length>=1,function(){return"Pass at least one tensor to tf.stack"}),e.length===1)return In(e[0],t);var r=e[0].rank,i=e[0].shape,a=e[0].dtype;E(t<=r,function(){return"Axis must be <= rank of the tensor"}),e.forEach(function(o){Pe(i,o.shape,"All tensors passed to stack must have matching shapes"),E(a===o.dtype,function(){return"All tensors passed to stack must have matching dtypes"})});var s=e.map(function(o){return In(o,t)});return kt(s,t)}var ui=U({stack_:H_});function V_(n,t){t===void 0&&(t=0);var e=R(n,"x","step"),r={x:e},i={alpha:t};return z.runKernelFunc(function(a){return a.step(e,t)},r,null,Fu,i)}var ta=U({step_:V_});function q_(n,t,e,r,i,a,s,o,c){i===void 0&&(i=0),a===void 0&&(a=0),s===void 0&&(s=0),o===void 0&&(o=0),c===void 0&&(c=0);var l=R(n,"x","stridedSlice"),u=function(p){r==null&&(r=new Array(t.length));var f=co(s);if(f.length>1)throw new Error("Multiple ellipses in slice is not allowed.");if(s!==0&&o!==0)throw new Error("Using both ellipsisMask and newAxisMask is not yet supported.");if(s!==0&&c!==0)throw new Error("Using both ellipsisMask and shrinkAxisMask is not yet supported.");var m=l.rank-t.length,g=co(o),y=l.shape.slice();g.forEach(function(F){t[F]=0,e[F]=1,y.splice(F,0,1)}),l=Y(l,y);var w=jg(l.shape,f,m,t,e,r,i,a,s),b=w.begin,S=w.end,x=w.strides;t=b,e=S,r=x;var N=co(c);N.forEach(function(F){e[F]=t[F]+1,r[F]=1});var I=Bg(t,e,r),C=I.filter(function(F,k){return N.indexOf(k)===-1}),O=r.every(function(F){return F===1});if(O)return Y(Me(l,t,I),C);var D=p.stridedSlice(l,t,e,r);return Y(D,C)},h={x:l},d={begin:t,end:e,strides:r,beginMask:i,endMask:a,ellipsisMask:s,newAxisMask:o,shrinkAxisMask:c};return z.runKernelFunc(u,h,null,ng,d)}var j0=U({stridedSlice_:q_});function G_(n){var t=R(n,"x","tan"),e={x:t};return z.runKernelFunc(function(r,i){var a=r.tan(t);return i([t]),a},e,null,_u)}var K0=U({tan_:G_});function ns(n,t,e){if(Xr(n),t!=null&&t.length!==2)throw new Error("tensor2d() requires shape to have two numbers");var r=Un(n,e);if(r.length!==2&&r.length!==1)throw new Error("tensor2d() requires values to be number[][] or flat/TypedArray");if(r.length===1&&t==null)throw new Error("tensor2d() requires shape to be provided when `values` are a flat/TypedArray");return Sr(n,t,r,e)}function Y_(n,t,e){if(Xr(n),t!=null&&t.length!==4)throw new Error("tensor4d() requires shape to have four numbers");var r=Un(n,e);if(r.length!==4&&r.length!==1)throw new Error("tensor4d() requires values to be number[][][][] or flat/TypedArray");if(r.length===1&&t==null)throw new Error("tensor4d() requires shape to be provided when `values` are a flat array");return Sr(n,t,r,e)}function j_(n,t,e){if(Xr(n),t!=null&&t.length!==5)throw new Error("tensor5d() requires shape to have five numbers");var r=Un(n,e);if(r.length!==5&&r.length!==1)throw new Error("tensor5d() requires values to be number[][][][][] or flat/TypedArray");if(r.length===1&&t==null)throw new Error("tensor5d() requires shape to be provided when `values` are a flat array");return Sr(n,t,r,e)}function K_(n,t,e){if(Xr(n),t!=null&&t.length!==6)throw new Error("tensor6d() requires shape to have six numbers");var r=Un(n,e);if(r.length!==6&&r.length!==1)throw new Error("tensor6d() requires values to be number[][][][][][] or flat/TypedArray");if(r.length===1&&t==null)throw new Error("tensor6d() requires shape to be provided when `values` are a flat array");return t=t||r,Sr(n,t,r,e)}function $_(n,t,e){t===void 0&&(t=1),e===void 0&&(e=!0);var r=R(n,"x","topk");if(r.rank===0)throw new Error("topk() expects the input to be of rank 1 or higher");var i=r.shape[r.shape.length-1];if(t>i)throw new Error("'k' passed to topk() must be <= the last dimension ("+i+") "+("but got "+t));var a={x:r},s={k:t,sorted:e},o=z.runKernelFunc(function(u){return u.topk(r,t,e)},a,null,rg,s),c=o[0],l=o[1];return{values:c,indices:l}}var $0=U({topk_:$_});function X_(n,t,e,r,i){if(t===void 0&&(t=0),e===void 0&&(e=1),r!=null&&r==="bool")throw new Error("Unsupported data type $ { dtype }");for(var a=new Fh(t,e,r,!0,i),s=Bn(n,r),o=0;o<s.values.length;o++)s.values[o]=a.nextValue();return s.toTensor()}var J_=U({truncatedNormal_:X_});function Z_(n,t){t===void 0&&(t=0);var e=R(n,"x","unique",null);E(e.rank>0,function(){return"The input tensor must be at least 1D"});var r={x:e},i={axis:t},a=z.runKernel(ig,r,i),s=a[0],o=a[1];return{values:s,indices:o}}var X0=U({unique_:Z_});function Q_(n,t,e){var r=R(n,"x","unsortedSegmentSum"),i=R(t,"segmentIds","unsortedSegmentSum","int32");E(ot(e),function(){return"numSegments must be of dtype int"});var a={x:r,segmentIds:i},s={numSegments:e},o=function(c,l){var u=c.unsortedSegmentSum(r,i,e);return l([i]),u};return z.runKernelFunc(o,a,null,Du,s)}var Hh=U({unsortedSegmentSum_:Q_});function eC(n,t){t===void 0&&(t=0);var e=R(n,"x","unstack");E(t>=-e.shape.length&&t<e.shape.length,function(){return"Axis = "+t+" is not in [-"+e.shape.length+", "+e.shape.length+")"}),t<0&&(t+=e.shape.length);var r={value:e},i={axis:t},a=function(s){return s.unstack(e,t)};return z.runKernelFunc(a,r,null,Eu,i)}var Oo=U({unstack_:eC});function tC(n,t,e,r){return t===void 0&&(t=!0),z.makeVariable(n,t,e,r)}function J0(n,t){for(var e=[],r=0;r<t.length;r++)t[r]&&e.push(r);for(var i=Bn(n,"int32"),a=Bn([e.length,n.length],"int32"),r=0;r<e.length;r++){var s=i.indexToLoc(e[r]),o=r*n.length;a.values.set(s,o)}return a.toTensor()}function nC(n){return pe(this,void 0,void 0,function(){var t,e,r;return fe(this,function(i){switch(i.label){case 0:return t=R(n,"condition","whereAsync","bool"),[4,t.data()];case 1:return e=i.sent(),r=J0(t.shape,e),n!==t&&t.dispose(),[2,r]}})})}var Z0=nC;function rC(n,t,e){return pe(this,void 0,void 0,function(){var r,i,a,s,o,c,l,u,h,d,p,f,m;return fe(this,function(g){switch(g.label){case 0:for(r=R(n,"tensor","boolMask"),i=R(t,"mask","boolMask","bool"),a=e==null?0:e,s=i.rank,o=r.shape,E(s>0,function(){return"mask cannot be scalar"}),Pe(o.slice(a,a+s),i.shape,"mask's shape must match the first K dimensions of tensor's shape,"),c=1,l=a;l<a+s;l++)c*=o[l];return u=o.slice(0,a).concat([c],o.slice(a+s)),h=Y(r,u),d=Y(i,[-1]),[4,Z0(d)];case 1:return p=g.sent(),f=Ro(p,[1]),m=vo(h,f,a),n!==r&&r.dispose(),t!==i&&i.dispose(),f.dispose(),h.dispose(),d.dispose(),p.dispose(),[2,m]}})})}var iC=rC;function aC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","notEqualStrict"),r=R(t,"b","notEqualStrict");return Pe(e.shape,r.shape,"Error in notEqualStrict: "),Ao(e,r)}function sC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","lessStrict"),r=R(t,"b","lessStrict");return Pe(e.shape,r.shape,"Error in lessStrict: "),bo(e,r)}function oC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","equalStrict"),r=R(t,"b","equalStrict");return Pe(e.shape,r.shape,"Error in equalStrict: "),Ja(e,r)}function cC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","lessEqualStrict"),r=R(t,"b","lessEqualStrict");return Pe(e.shape,r.shape,"Error in lessEqualStrict: "),ri(e,r)}function lC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","greaterStrict"),r=R(t,"b","greaterStrict");return Pe(e.shape,r.shape,"Error in greaterStrict: "),_r(e,r)}function uC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","greaterEqualStrict"),r=R(t,"b","greaterEqualStrict");return Pe(e.shape,r.shape,"Error in greaterEqualStrict: "),ni(e,r)}var Q0=U({equalStrict_:oC}),ey=U({greaterEqualStrict_:uC}),ty=U({greaterStrict_:lC}),ny=U({lessEqualStrict_:cC}),ry=U({lessStrict_:sC}),iy=U({notEqualStrict_:aC});function hC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","addStrict"),r=R(t,"b","addStrict");return Pe(e.shape,r.shape,"Error in addStrict: "),ge(e,r)}function dC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","subStrict"),r=R(t,"b","subStrict");return Pe(e.shape,r.shape,"Error in subStrict: "),be(e,r)}function pC(n,t){return _t("strict variants of ops have been deprecated and will be removed in future"),Pe(n.shape,t.shape,"Error in powStrict: "),ir(n,t)}function fC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","mul"),r=R(t,"b","mul");return Pe(e.shape,r.shape,"Error in multiplyStrict: "),Z(e,r)}function mC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","div"),r=R(t,"b","div");return Pe(e.shape,r.shape,"Error in divideStrict: "),Ne(e,r)}function gC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","modStrict"),r=R(t,"b","modStrict");return Pe(e.shape,r.shape,"Error in modStrict: "),Oh(e,r)}function yC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","minimumStrict"),r=R(t,"b","minimumStrict");return Pe(e.shape,r.shape,"Error in minimumStrict: "),Io(e,r)}function vC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","maximumStrict"),r=R(t,"b","maximumStrict");return Pe(e.shape,r.shape,"Error in maximumStrict: "),Xi(e,r)}function wC(n,t){_t("strict variants of ops have been deprecated and will be removed in future");var e=R(n,"a","squaredDifferenceStrict"),r=R(t,"b","squaredDifferenceStrict");return Pe(e.shape,r.shape,"Error in squaredDifferenceStrict: "),Co(e,r)}var ay=U({addStrict_:hC}),sy=U({divStrict_:mC}),oy=U({maximumStrict_:vC}),cy=U({minimumStrict_:yC}),ly=U({modStrict_:gC}),uy=U({mulStrict_:fC}),hy=U({powStrict_:pC}),dy=U({squaredDifferenceStrict_:wC}),py=U({subStrict_:dC});function bC(n,t,e,r){t===void 0&&(t="euclidean"),e===void 0&&(e=null),r===void 0&&(r=!1),n=R(n,"x","norm");var i=fy(n,t,e),a=i.shape;if(r){var s=rt(e,n.shape);a=cn(i.shape,s)}return Y(i,a)}function fy(n,t,e){if(e===void 0&&(e=null),n.rank===0)return Zt(n);if(n.rank!==1&&e===null)return fy(Y(n,[-1]),t,e);if(n.rank===1||typeof e=="number"||Array.isArray(e)&&e.length===1){if(t===1)return _e(Zt(n),e);if(t===Infinity)return ai(Zt(n),e);if(t===-Infinity)return Lo(Zt(n),e);if(t==="euclidean"||t===2)return Gt(_e(ir(Zt(n),Se(2,"int32")),e));throw new Error("Error in norm: invalid ord value: "+t)}if(Array.isArray(e)&&e.length===2){if(t===1)return ai(_e(Zt(n),e[0]),e[1]-1);if(t===Infinity)return ai(_e(Zt(n),e[1]),e[0]);if(t===-Infinity)return Lo(_e(Zt(n),e[1]),e[0]);if(t==="fro"||t==="euclidean")return Gt(_e($e(n),e));throw new Error("Error in norm: invalid ord value: "+t)}throw new Error("Error in norm: invalid axis: "+e)}var Eo=U({norm_:bC});function xC(n,t,e,r,i){i===void 0&&(i=!0);var a=R(n,"v","movingAverage"),s=R(t,"x","movingAverage"),o=R(e,"decay","movingAverage");ug(a,s),E(wn(a.shape,s.shape),function(){return"Shape mismatch in v and x"});var c=Se(1),l=be(c,o),u=Z(be(s,a),l);if(i){E(r!=null,function(){return"When using zeroDebias: true, step is required."});var h=R(r,"step","movingAverage");u=Ne(u,be(c,ir(o,h)))}return ge(a,u)}var SC=U({movingAverage_:xC});function LC(n,t,e){var r=R(n,"indices","scatterND","int32"),i=R(t,"updates","scatterND");uh(i,r,e);var a=function(c){return c.scatterND(r,i,e)},s={indices:r,updates:i},o={shape:e};return z.runKernelFunc(a,s,null,Qm,o)}var IC=U({scatterND_:LC});function AC(n,t,e,r){if(n.dtype!=="int32")throw new Error("tf.sparseToDense() expects the indices to be int32 type,"+(" but the dtype was "+n.dtype+"."));if(n.rank>2)throw new Error("sparseIndices should be a scalar, vector, or matrix,"+(" but got shape "+n.shape+"."));var i=n.rank>0?n.shape[0]:1,a=n.rank>1?n.shape[1]:1;if(e.length!==a)throw new Error("outputShape has incorrect number of elements:,"+(" "+e.length+", should be: "+a+"."));var s=t.size;if(!(t.rank===0||t.rank===1&&s===i))throw new Error("sparseValues has incorrect shape "+(t.shape+", should be [] or ["+i+"]"));if(t.dtype!==r.dtype)throw new Error("sparseValues.dtype must match defaultValues.dtype")}function TC(n,t,e,r){r===void 0&&(r=0);var i=R(n,"sparseIndices","sparseToDense","int32"),a=R(t,"sparseValues","sparseToDense"),s=R(r,"defaultValue","sparseToDense",a.dtype);AC(i,a,e,s);var o={sparseIndices:i,sparseValues:a,defaultValue:s},c={outputShape:e};return z.runKernelFunc(function(l){return l.sparseToDense(i,a,e,s)},o,null,tg,c)}var NC=U({sparseToDense_:TC});function _C(n,t){var e=R(t,"indices","gatherND","int32"),r=R(n,"x","gatherND"),i=function(s){return s.gatherND(r,e)},a={params:r,indices:e};return z.runKernelFunc(i,a,null,Cm)}var CC=U({gatherND_:_C});function RC(n,t){if(t==null)return n.shape.slice();if(wn(n.shape,t))return t;if(n.shape.length===t.length){for(var e=[],r=0;r<n.shape.length;r++)t[r]==null&&n.shape[r]!=null?e.push(n.shape[r]):e.push(t[r]);return e}return t}function OC(n,t,e,r){var i=R(n,"x","dropout");if(E(i.dtype==="float32",function(){return"x has to be a floating point tensor since it's going to be "+("scaled, but got a "+i.dtype+" tensor instead.")}),E(t>=0&&t<1,function(){return"rate must be a float in the range [0, 1), but got "+t+"."}),t===0)return n instanceof j?i.clone():i;var a=RC(i,e),s=1-t,o=Ne(yo(ge(z0(a,0,1,"float32",r),s)),s);return Z(i,o)}var EC=U({dropout_:OC});function my(n){return Math.floor(Math.pow(2,Math.ceil(Math.log(n)/Math.log(2))))}function Vh(n,t,e){for(var r=1-n%2,i=new Float32Array(n),a=0;a<n;++a){var s=2*Math.PI*a/(n+r-1);i[a]=t-e*Math.cos(s)}return Qi(i,"float32")}function DC(n,t,e){return e===void 0&&(e=1),pe(this,void 0,void 0,function(){var r,i,a,s,o,c,l,u,h,d,p,f,m,g,g;return fe(this,function(y){switch(y.label){case 0:return r=R(n,"predictions","inTopK"),i=R(t,"targets","inTopK"),E(r.rank>1,function(){return"inTopK() expects the predictions to be of rank 2 or higher, "+("but got "+r.rank)}),E(r.rank-1===i.rank,function(){return"predictions rank should be 1 larger than targets rank, but got predictions rank "+(r.rank+" and targets rank "+i.rank)}),Pe(r.shape.slice(0,r.shape.length-1),i.shape,"predictions's shape should be align with the targets' shape, except the last dimension."),a=r.shape[r.shape.length-1],E(e>0&&e<=a,function(){return"'k' passed to inTopK() must be > 0 && <= the predictions last "+("dimension ("+a+"), but got "+e)}),[4,r.data()];case 1:return s=y.sent(),[4,i.data()];case 2:for(o=y.sent(),c=[s.length/a,a],l=c[0],u=c[1],h=$s("bool",l),d=0;d<l;d++){for(p=d*u,f=s.subarray(p,p+u),m=[],g=0;g<f.length;g++)m.push({value:f[g],index:g});for(m.sort(function(w,b){return b.value-w.value}),h[d]=0,g=0;g<e;g++)if(m[g].index===o[d]){h[d]=1;break}}return n!==r&&r.dispose(),t!==i&&i.dispose(),[2,Lr(h,i.shape,"bool")]}})})}var kC=DC;function FC(n,t,e,r,i,a,s){a===void 0&&(a="NHWC");var o=n;n.rank===3&&(o=Y(n,[1,n.shape[0],n.shape[1],n.shape[2]]));var c=t;c.rank===3&&(c=Y(t,[1,t.shape[0],t.shape[1],t.shape[2]])),E(o.rank===4,function(){return"Error in conv2dDerFilter: input must be rank 4, but got shape "+(o.shape+".")}),E(c.rank===4,function(){return"Error in conv2dDerFilter: dy must be rank 4, but got shape "+(c.shape+".")}),E(e.length===4,function(){return"Error in conv2dDerFilter: filterShape must be length 4, but got "+(e+".")});var l=a==="NHWC"?o.shape[3]:o.shape[1],u=a==="NHWC"?c.shape[3]:c.shape[1];E(l===e[2],function(){return"Error in conv2dDerFilter: depth of input "+l+") must "+("match input depth in filter ("+e[2]+".")}),E(u===e[3],function(){return"Error in conv2dDerFilter: depth of dy ("+u+") must "+("match output depth for filter ("+e[3]+").")}),s!=null&&E(ot(i),function(){return"Error in conv2dDerFilter: pad must be an integer when using, "+("dimRoundingMode "+s+" but got pad "+i+".")});var h=function(f){var m=1,g=Ya(a),y=xn(o.shape,e,r,m,i,s,!1,g);return f.conv2dDerFilter(o,c,y)},d={x:o,dy:c},p={strides:r,pad:i,dataFormat:a,dimRoundingMode:s,filterShape:e};return z.runKernelFunc(h,d,null,fm,p)}var qh=U({conv2DBackpropFilter_:FC});function Do(n,t,e){if(e==null||e==="linear")return n;if(e==="relu")return Z(n,ta(t));throw new Error("Cannot compute gradient for fused activation "+e+".")}function ko(n,t){var e=t,r=St(n.shape,t.shape);return r.length>0&&(e=_e(e,r)),Y(e,n.shape)}function Fo(n,t,e){if(t==="linear")return n;if(t==="relu")return es(n);if(t==="elu")return Lh(n);if(t==="relu6")return Uh(n);if(t==="prelu")return Dh(n,e);throw new Error("Unknown fused activation "+t+".")}var Wo=function(n,t){var e=n>0;return!e||t==="linear"};function WC(n){var t=n.x,e=n.filter,r=n.strides,i=n.pad,a=n.dataFormat,s=a===void 0?"NHWC":a,o=n.dilations,c=o===void 0?[1,1]:o,l=n.dimRoundingMode,u=n.bias,h=n.activation,d=h===void 0?"linear":h,p=n.preluActivationWeights;if(d=d||"linear",Wo(z.state.gradientDepth,d)===!1){var f=Ki(t,e,r,i,s,c,l);return u!=null&&(f=ge(f,u)),Fo(f,d,p)}var m=R(t,"x","conv2d"),g=R(e,"filter","conv2d"),y=m,w=!1;m.rank===3&&(w=!0,y=Y(m,[1,m.shape[0],m.shape[1],m.shape[2]])),E(y.rank===4,function(){return"Error in fused conv2d: input must be rank 4, but got rank "+(y.rank+".")}),E(g.rank===4,function(){return"Error in fused conv2d: filter must be rank 4, but got rank "+(g.rank+".")}),l!=null&&E(ot(i),function(){return"Error in fused conv2d: pad must be an integer when using, "+("dimRoundingMode "+l+" but got pad "+i+".")}),E(y.shape[3]===g.shape[2],function(){return"Error in conv2d: depth of input ("+y.shape[3]+") must match "+("input depth for filter "+g.shape[2]+".")}),E(qt(r,c),function(){return"Error in conv2D: Either strides or dilations must be 1. "+("Got strides "+r+" and dilations '"+c+"'")}),E(s==="NHWC",function(){return"Error in conv2d: got dataFormat of "+s+" but only NHWC is currently supported."});var b=xn(y.shape,g.shape,r,c,i,l),S;u!=null&&(S=R(u,"bias","fused conv2d"),S=ct(S,m)[0],it(b.outShape,S.shape));var x;p!=null&&(x=R(p,"prelu weights","fused conv2d"));var N=function(k,B){var V=B,P=V[0],q=V[1],K=V[2],G=V[3],H=Do(k,K,d);E(Nr(c),function(){return"Error in gradient of fused conv2D: dilation rates greater than 1 "+("are not yet supported in gradients. Got dilations '"+c+"'")});var J=bh(q.shape,H,P,r,i),$=qh(q,H,P.shape,r,i),ee=[J,$];if(G!=null){var te=ko(G,H);ee.push(te)}return ee},I=function(k){var B=k.fusedConv2d({input:y,filter:g,convInfo:b,bias:S,activation:d,preluActivationWeights:x});return B},C={x:y,filter:g,bias:S,preluActivationWeights:x},O={strides:r,pad:i,dataFormat:s,dilations:c,dimRoundingMode:l,activation:d};if(u==null){var D=Pn(function(k,B,V){var P=z.runKernelFunc(I,C,null,Bu,O);return V([B,k,P]),w&&(P=Y(P,[P.shape[1],P.shape[2],P.shape[3]])),{value:P,gradFunc:N}});return D(y,g)}else{var F=Pn(function(k,B,V,P){var q=z.runKernelFunc(I,C,null,Bu,O);return P([B,k,q,V]),w&&(q=Y(q,[q.shape[1],q.shape[2],q.shape[3]])),{value:q,gradFunc:N}});return F(y,g,S)}}var UC=U({fusedConv2d_:WC});function BC(n,t,e,r,i,a,s){a===void 0&&(a=[1,1]);var o=n;n.rank===3&&(o=Y(n,[1,n.shape[0],n.shape[1],n.shape[2]]));var c=t;c.rank===3&&(c=Y(t,[1,t.shape[0],t.shape[1],t.shape[2]]));var l=function(d){var p=xn(n.shape,e,r,a,i,s,!0);return d.depthwiseConv2DDerFilter(o,c,p)},u={x:o,dy:c},h={strides:r,pad:i,dimRoundingMode:s,dilations:a,filterShape:e};return z.runKernelFunc(l,u,null,wm,h)}var gy=U({depthwiseConv2dNativeBackpropFilter_:BC});function zC(n,t,e,r,i,a,s){a===void 0&&(a=[1,1]);var o=t,c=!1;t.rank===3&&(c=!0,o=Y(t,[1,t.shape[0],t.shape[1],t.shape[2]]));var l=function(p){var f=xn(n,e.shape,r,a,i,s,!0);return p.depthwiseConv2DDerInput(o,e,f)},u={dy:o,filter:e},h={strides:r,pad:i,dimRoundingMode:s,dilations:a,inputShape:n},d=z.runKernelFunc(l,u,null,bm,h);return c?Y(d,[d.shape[1],d.shape[2],d.shape[3]]):d}var yy=U({depthwiseConv2dNativeBackpropInput_:zC});function PC(n){var t=n.x,e=n.filter,r=n.strides,i=n.pad,a=n.dataFormat,s=a===void 0?"NHWC":a,o=n.dilations,c=o===void 0?[1,1]:o,l=n.dimRoundingMode,u=n.bias,h=n.activation,d=h===void 0?"linear":h,p=n.preluActivationWeights;if(Wo(z.state.gradientDepth,d)===!1){var f=Xa(t,e,r,i,s,c,l);return u!=null&&(f=ge(f,u)),Fo(f,d,p)}var m=R(t,"x","depthwiseConv2d"),g=R(e,"filter","depthwiseConv2d"),y=m,w=!1;m.rank===3&&(w=!0,y=Y(m,[1,m.shape[0],m.shape[1],m.shape[2]])),E(y.rank===4,function(){return"Error in fused depthwiseConv2d: input must be rank 4, but got "+("rank "+y.rank+".")}),E(g.rank===4,function(){return"Error in fused depthwiseConv2d: filter must be rank 4, "+("but got rank "+g.rank+".")}),E(y.shape[3]===g.shape[2],function(){return"Error in fused depthwiseConv2d: number of input channels "+("("+y.shape[3]+") must match the inChannels dimension in ")+("filter "+g.shape[2]+".")}),c==null&&(c=[1,1]),E(qt(r,c),function(){return"Error in fused depthwiseConv2d: Either strides or dilations must "+("be 1. Got strides "+r+" and dilations '"+c+"'")}),l!=null&&E(ot(i),function(){return"Error in fused depthwiseConv2d: pad must be an integer when "+("using dimRoundingMode "+l+" but got pad "+i+".")});var b=xn(y.shape,g.shape,r,c,i,l,!0),S;u!=null&&(S=R(u,"bias","fused conv2d"),S=ct(S,m)[0],it(b.outShape,S.shape));var x;p!=null&&(x=R(p,"prelu weights","fused depthwiseConv2d"));var N=function(k,B){E(Nr(c),function(){return"Error in gradient of fused depthwiseConv2d: dilation rates greater than 1 are not yet supported. Got dilations "+("'"+c+"'")});var V=B[0],P=B[1],q=B[2],K=B[3],G=Do(k,q,d),H=yy(P.shape,G,V,r,i,c,l),J=gy(P,G,V.shape,r,i,c,l);if(K!=null){var $=ko(S,G);return[H,J,$]}return[H,J]},I=function(k){var B=k.fusedDepthwiseConv2D({input:y,filter:g,convInfo:b,bias:S,activation:d,preluActivationWeights:x});return B},C={x:y,filter:g,bias:S,preluActivationWeights:x},O={strides:r,pad:i,dataFormat:s,dilations:c,dimRoundingMode:l,activation:d};if(u==null){var D=Pn(function(k,B,V){var P=z.runKernelFunc(I,C,null,zu,O);return V([B,k,P]),w&&(P=Y(P,[P.shape[1],P.shape[2],P.shape[3]])),{value:P,gradFunc:N}});return D(y,g)}else{var F=Pn(function(k,B,V,P){var q=z.runKernelFunc(I,C,null,zu,O);return P([B,k,q,V]),w&&(q=Y(q,[q.shape[1],q.shape[2],q.shape[3]])),{value:q,gradFunc:N}});return F(y,g,S)}}var MC=U({fusedDepthwiseConv2d_:PC});function HC(n){var t,e=n.a,r=n.b,i=n.transposeA,a=i===void 0?!1:i,s=n.transposeB,o=s===void 0?!1:s,c=n.bias,l=n.activation,u=l===void 0?"linear":l,h=n.preluActivationWeights;if(Wo(z.state.gradientDepth,u)===!1){var d=Ue(e,r,a,o);return c!=null&&(d=ge(d,c)),Fo(d,u,h)}var p=R(e,"a","fused matMul"),f=R(r,"b","fused matMul");t=ct(p,f),p=t[0],f=t[1];var m=a?p.shape[p.rank-2]:p.shape[p.rank-1],g=o?f.shape[f.rank-1]:f.shape[f.rank-2],y=a?p.shape[p.rank-1]:p.shape[p.rank-2],w=o?f.shape[f.rank-2]:f.shape[f.rank-1],b=p.shape.slice(0,-2),S=f.shape.slice(0,-2),x=pt(b),N=pt(S);E(p.rank>=2&&f.rank>=2&&p.rank===f.rank,function(){return"Error in fused matMul: inputs must have the same rank of at least "+("2, got ranks "+p.rank+" and "+f.rank+".")}),E(wn(b,S),function(){return"Error in fused matMul: outer dimensions ("+b+") and ("+(S+") of Tensors with shapes "+p.shape+" and ")+(f.shape+" must match.")}),E(m===g,function(){return"Error in fused matMul: inner shapes ("+m+") and ("+(g+") of Tensors with shapes "+p.shape+" and ")+(f.shape+" and transposeA="+a)+(" and transposeB="+o+" must match.")});var I=p.shape.slice(0,-2).concat([y,w]),C=a?Y(p,[x,m,y]):Y(p,[x,y,m]),O=o?Y(f,[N,w,g]):Y(f,[N,g,w]),D;c!=null&&(D=R(c,"bias","fused matMul"),D=ct(D,p)[0],it(I,D.shape));var F;h!=null&&(F=R(h,"prelu weights","fused matMul"));var k=function(G,H){var J=H[0],$=H[1],ee=H[2],te=H[3],ne=Do(Y(G,ee.shape),ee,u),re,ie;if(!a&&!o?(re=Ue(ne,$,!1,!0),ie=Ue(J,ne,!0,!1)):!a&&o?(re=Ue(ne,$,!1,!1),ie=Ue(ne,J,!0,!1)):a&&!o?(re=Ue($,ne,!1,!0),ie=Ue(J,ne,!1,!1)):(re=Ue($,ne,!0,!0),ie=Ue(ne,J,!0,!0)),c!=null){var oe=ko(te,ne);return[re,ie,oe]}else return[re,ie]},B=function(G){var H=G.fusedBatchMatMul({a:C,b:O,transposeA:a,transposeB:o,bias:D,activation:u,preluActivationWeights:F});return H},V={a:C,b:O,bias:D,preluActivationWeights:F},P={transposeA:a,transposeB:o,activation:u};if(c==null){var q=Pn(function(G,H,J){var $=z.runKernelFunc(B,V,null,Uu,P);return J([G,H,$]),{value:Y($,I),gradFunc:k}});return q(C,O)}else{var K=Pn(function(G,H,J,$){var ee=z.runKernelFunc(B,V,null,Uu,P);return $([G,H,ee,J]),{value:Y(ee,I),gradFunc:k}});return K(C,O,D)}}var VC=U({fusedMatMul_:HC});var qC={__proto__:null,conv2d:UC,depthwiseConv2d:MC,matMul:VC};function GC(n){return Vh(n,.54,.46)}var YC=U({hammingWindow_:GC});function jC(n){return Vh(n,.5,.5)}var vy=U({hannWindow_:jC});function KC(n,t,e,r,i){r===void 0&&(r=!1),i===void 0&&(i=0);for(var a=0,s=[];a+t<=n.size;)s.push(Me(n,a,t)),a+=e;if(r)for(;a<n.size;){var o=a+t-n.size,c=kt([Me(n,a,t-o),Ih([o],i)]);s.push(c),a+=e}return s.length===0?ns([],[0,t]):Y(kt(s),[s.length,t])}var wy=U({frame_:KC});function $C(n,t,e,r,i){i===void 0&&(i=vy),r==null&&(r=my(t));for(var a=wy(n,t,e),s=Z(a,i(t)),o=[],c=0;c<a.shape[0];c++)o.push(_o(Me(s,[c,0],[1,t]),r));return kt(o)}var XC=U({stft_:$C});function JC(n,t,e,r,i,a){var s=R(n,"image","cropAndResize"),o=R(t,"boxes","cropAndResize","float32"),c=R(e,"boxInd","cropAndResize","int32");i=i||"bilinear",a=a||0;var l=o.shape[0];E(s.rank===4,function(){return"Error in cropAndResize: image must be rank 4,"+("but got rank "+s.rank+".")}),E(o.rank===2&&o.shape[1]===4,function(){return"Error in cropAndResize: boxes must be have size ["+l+",4] "+("but had shape "+o.shape+".")}),E(c.rank===1&&c.shape[0]===l,function(){return"Error in cropAndResize: boxInd must be have size ["+l+"] "+("but had shape "+o.shape+".")}),E(r.length===2,function(){return"Error in cropAndResize: cropSize must be of length 2, but got "+("length "+r.length+".")}),E(r[0]>=1&&r[1]>=1,function(){return"cropSize must be atleast [1,1], but was "+r}),E(i==="bilinear"||i==="nearest",function(){return"method must be bilinear or nearest, but was "+i});var u=function(f){return f.cropAndResize(s,o,c,r,i,a)},h={image:s,boxes:o,boxInd:c},d={method:i,extrapolationValue:a,cropSize:r},p=z.runKernelFunc(u,h,null,ym,d);return p}var ZC=U({cropAndResize_:JC});function QC(n){var t=R(n,"image","flipLeftRight","float32");E(t.rank===4,function(){return"Error in flipLeftRight: image must be rank 4,"+("but got rank "+t.rank+".")});var e={image:t},r=z.runKernel(_m,e,{});return r}var eR=U({flipLeftRight_:QC});function tR(n,t,e,r){e===void 0&&(e=0),r===void 0&&(r=.5);var i=R(n,"image","rotateWithOffset","float32");E(i.rank===4,function(){return"Error in rotateWithOffset: image must be rank 4,"+("but got rank "+i.rank+".")});var a={image:i},s={radians:t,fillValue:e,center:r},o=z.runKernel(ag,a,s);return o}var nR=U({rotateWithOffset_:tR});function na(n,t,e,r,i,a){r==null&&(r=.5),i==null&&(i=Number.NEGATIVE_INFINITY),a==null&&(a=0);var s=n.shape[0];return e=Math.min(e,s),E(0<=r&&r<=1,function(){return"iouThreshold must be in [0, 1], but was '"+r+"'"}),E(n.rank===2,function(){return"boxes must be a 2D tensor, but was of rank '"+n.rank+"'"}),E(n.shape[1]===4,function(){return"boxes must have 4 columns, but 2nd dimension was "+n.shape[1]}),E(t.rank===1,function(){return"scores must be a 1D tensor"}),E(t.shape[0]===s,function(){return"scores has incompatible shape with boxes. Expected "+s+", "+("but was "+t.shape[0])}),E(0<=a&&a<=1,function(){return"softNmsSigma must be in [0, 1], but was '"+a+"'"}),{maxOutputSize:e,iouThreshold:r,scoreThreshold:i,softNmsSigma:a}}function rR(n,t,e,r,i){r===void 0&&(r=.5),i===void 0&&(i=Number.NEGATIVE_INFINITY);var a=R(n,"boxes","nonMaxSuppression"),s=R(t,"scores","nonMaxSuppression"),o=na(a,s,e,r,i);e=o.maxOutputSize,r=o.iouThreshold,i=o.scoreThreshold;var c={maxOutputSize:e,iouThreshold:r,scoreThreshold:i};return z.runKernelFunc(function(l){return l.nonMaxSuppression(a,s,e,r,i)},{boxes:a,scores:s},null,Gm,c)}var iR=U({nonMaxSuppression_:rR});function sR(n,t,e){var r=aR(n,t,e),i=r<0?-(r+1):r;n.splice(i,0,t)}function aR(n,t,e){return cR(n,t,e||oR)}function oR(n,t){return n>t?1:n<t?-1:0}function cR(n,t,e){for(var r=0,i=n.length,a=0,s=!1;r<i;){a=r+(i-r>>>1);var o=e(t,n[a]);o>0?r=a+1:(i=a,s=!o)}return s?r:-r-1}function by(n,t,e,r,i){return Gh(n,t,e,r,i,0).selectedIndices}function xy(n,t,e,r,i,a){return Gh(n,t,e,r,i,0,!1,a,!0)}function Sy(n,t,e,r,i,a){return Gh(n,t,e,r,i,a,!0)}function Gh(n,t,e,r,i,a,s,o,c){s===void 0&&(s=!1),o===void 0&&(o=!1),c===void 0&&(c=!1);for(var l=[],u=0;u<t.length;u++)t[u]>i&&l.push({score:t[u],boxIndex:u,suppressBeginIndex:0});l.sort(Ly);for(var h=a>0?-.5/a:0,d=[],p=[];d.length<e&&l.length>0;){var f=l.pop(),m=f.score,g=f.boxIndex,y=f.suppressBeginIndex;if(m<i)break;for(var w=!1,b=d.length-1;b>=y;--b){var S=lR(n,g,d[b]);if(S>=r){w=!0;break}if(f.score=f.score*uR(r,h,S),f.score<=i)break}f.suppressBeginIndex=d.length,w||(f.score===m?(d.push(g),p.push(f.score)):f.score>i&&sR(l,f,Ly))}var x=d.length,N=e-x;o&&N>0&&(d.push.apply(d,new Array(N).fill(0)),p.push.apply(p,new Array(N).fill(0)));var I={selectedIndices:Qi(d,"int32")};return s&&(I.selectedScores=Qi(p,"float32")),c&&(I.validOutputs=Se(x,"int32")),I}function lR(n,t,e){var r=n.subarray(t*4,t*4+4),i=n.subarray(e*4,e*4+4),a=Math.min(r[0],r[2]),s=Math.min(r[1],r[3]),o=Math.max(r[0],r[2]),c=Math.max(r[1],r[3]),l=Math.min(i[0],i[2]),u=Math.min(i[1],i[3]),h=Math.max(i[0],i[2]),d=Math.max(i[1],i[3]),p=(o-a)*(c-s),f=(h-l)*(d-u);if(p<=0||f<=0)return 0;var m=Math.max(a,l),g=Math.max(s,u),y=Math.min(o,h),w=Math.min(c,d),b=Math.max(y-m,0)*Math.max(w-g,0);return b/(p+f-b)}function uR(n,t,e){var r=Math.exp(t*e*e);return e<=n?r:0}function Ly(n,t){return n.score-t.score||n.score===t.score&&t.boxIndex-n.boxIndex}function hR(n,t,e,r,i){return r===void 0&&(r=.5),i===void 0&&(i=Number.NEGATIVE_INFINITY),pe(this,void 0,void 0,function(){var a,s,o,c,l,u,h;return fe(this,function(d){switch(d.label){case 0:return a=R(n,"boxes","nonMaxSuppressionAsync"),s=R(t,"scores","nonMaxSuppressionAsync"),o=na(a,s,e,r,i),e=o.maxOutputSize,r=o.iouThreshold,i=o.scoreThreshold,[4,Promise.all([a.data(),s.data()])];case 1:return c=d.sent(),l=c[0],u=c[1],h=by(l,u,e,r,i),a!==n&&a.dispose(),s!==t&&s.dispose(),[2,h]}})})}var dR=hR;function pR(n,t,e,r,i,a){r===void 0&&(r=.5),i===void 0&&(i=Number.NEGATIVE_INFINITY),a===void 0&&(a=0);var s=R(n,"boxes","nonMaxSuppression"),o=R(t,"scores","nonMaxSuppression"),c=na(s,o,e,r,i,a);e=c.maxOutputSize,r=c.iouThreshold,i=c.scoreThreshold,a=c.softNmsSigma;var l={boxes:s,scores:o},u={maxOutputSize:e,iouThreshold:r,scoreThreshold:i,softNmsSigma:a},h=z.runKernel(jm,l,u);return{selectedIndices:h[0],selectedScores:h[1]}}var fR=U({nonMaxSuppressionWithScore_:pR});function mR(n,t,e,r,i,a){return r===void 0&&(r=.5),i===void 0&&(i=Number.NEGATIVE_INFINITY),a===void 0&&(a=0),pe(this,void 0,void 0,function(){var s,o,c,l,u,h,d;return fe(this,function(p){switch(p.label){case 0:return s=R(n,"boxes","nonMaxSuppressionAsync"),o=R(t,"scores","nonMaxSuppressionAsync"),c=na(s,o,e,r,i,a),e=c.maxOutputSize,r=c.iouThreshold,i=c.scoreThreshold,a=c.softNmsSigma,[4,Promise.all([s.data(),o.data()])];case 1:return l=p.sent(),u=l[0],h=l[1],d=Sy(u,h,e,r,i,a),s!==n&&s.dispose(),o!==t&&o.dispose(),[2,d]}})})}var gR=mR;function yR(n,t,e,r,i,a){r===void 0&&(r=.5),i===void 0&&(i=Number.NEGATIVE_INFINITY),a===void 0&&(a=!1);var s=R(n,"boxes","nonMaxSuppression"),o=R(t,"scores","nonMaxSuppression"),c=na(s,o,e,r,i,null),l=c.maxOutputSize,u=c.iouThreshold,h=c.scoreThreshold,d={boxes:s,scores:o},p={maxOutputSize:l,iouThreshold:u,scoreThreshold:h,padToMaxOutputSize:a},f=z.runKernel(Ym,d,p);return{selectedIndices:f[0],validOutputs:f[1]}}var vR=U({nonMaxSuppressionPadded_:yR});function wR(n,t,e,r,i,a){return r===void 0&&(r=.5),i===void 0&&(i=Number.NEGATIVE_INFINITY),a===void 0&&(a=!1),pe(this,void 0,void 0,function(){var s,o,c,l,u,h,d,p,f,m;return fe(this,function(g){switch(g.label){case 0:return s=R(n,"boxes","nonMaxSuppressionAsync"),o=R(t,"scores","nonMaxSuppressionAsync"),c=na(s,o,e,r,i,null),l=c.maxOutputSize,u=c.iouThreshold,h=c.scoreThreshold,[4,Promise.all([s.data(),o.data()])];case 1:return d=g.sent(),p=d[0],f=d[1],m=xy(p,f,l,u,h,a),s!==n&&s.dispose(),o!==t&&o.dispose(),[2,m]}})})}var bR=wR;function xR(n,t,e){e===void 0&&(e=!1);var r=R(n,"images","resizeBilinear");E(r.rank===3||r.rank===4,function(){return"Error in resizeBilinear: x must be rank 3 or 4, but got "+("rank "+r.rank+".")}),E(t.length===2,function(){return"Error in resizeBilinear: new shape must 2D, but got shape "+(t+".")});var i=r,a=!1;r.rank===3&&(a=!0,i=Y(r,[1,r.shape[0],r.shape[1],r.shape[2]]));var s=t[0],o=t[1],c=function(d,p){return p([i]),d.resizeBilinear(i,s,o,e)},l={images:i},u={alignCorners:e,size:t},h=z.runKernelFunc(c,l,null,cu,u);return a?Y(h,[h.shape[1],h.shape[2],h.shape[3]]):h}var Iy=U({resizeBilinear_:xR});function SR(n,t,e){e===void 0&&(e=!1);var r=R(n,"images","resizeNearestNeighbor");E(r.rank===3||r.rank===4,function(){return"Error in resizeNearestNeighbor: x must be rank 3 or 4, but got "+("rank "+r.rank+".")}),E(t.length===2,function(){return"Error in resizeNearestNeighbor: new shape must 2D, but got shape "+(t+".")}),E(r.dtype==="float32"||r.dtype==="int32",function(){return"`images` must have `int32` or `float32` as dtype"});var i=r,a=!1;r.rank===3&&(a=!0,i=Y(r,[1,r.shape[0],r.shape[1],r.shape[2]]));var s=t[0],o=t[1],c={images:i},l={alignCorners:e,size:t},u=function(d,p){return p([i]),d.resizeNearestNeighbor(i,s,o,e)},h=z.runKernelFunc(u,c,null,ou,l);return a?Y(h,[h.shape[1],h.shape[2],h.shape[3]]):h}var Ay=U({resizeNearestNeighbor_:SR});function LR(n,t,e){E(t%1===0,function(){return"bandPart(): numLower must be an integer, got "+t+"."}),E(e%1===0,function(){return"bandPart(): numUpper must be an integer, got "+e+"."});var r=R(n,"a","bandPart");E(r.rank>=2,function(){return"bandPart(): Rank must be at least 2, got "+r.rank+"."});var i=r.shape,a=r.shape.slice(-2),s=a[0],o=a[1];if(!(t<=s))throw new Error("bandPart(): numLower ("+t+")"+(" must not be greater than the number of rows ("+s+")."));if(!(e<=o))throw new Error("bandPart(): numUpper ("+e+")"+(" must not be greater than the number of columns ("+o+")."));t<0&&(t=s),e<0&&(e=o);var c=Y(Wh(0,s,1,"int32"),[-1,1]),l=Wh(0,o,1,"int32"),u=be(c,l),h=si(ri(u,Se(+t,"int32")),ni(u,Se(-e,"int32"))),d=rr([s,o],r.dtype);return Y(ui(Oo(Y(r,[-1,s,o])).map(function(p){return Sn(h,p,d)})),i)}var IR=U({bandPart_:LR});function AR(n){var t;if(Array.isArray(n)){t=!1,E(n!=null&&n.length>0,function(){return"Gram-Schmidt process: input must not be null, undefined, or empty"});for(var e=n[0].shape[0],r=function(c){E(n[c].shape[0]===e,function(){return"Gram-Schmidt: Non-unique lengths found in the input vectors: "+("("+n[c].shape[0]+" vs. "+e+")")})},i=1;i<n.length;++i)r(i)}else t=!0,n=ea(n,n.shape[0],0).map(function(c){return Ro(c,[0])});E(n.length<=n[0].shape[0],function(){return"Gram-Schmidt: Number of vectors ("+n.length+") exceeds "+("number of dimensions ("+n[0].shape[0]+").")});for(var a=[],s=n,o=function(c){a.push(z.tidy(function(){var l=s[c];if(c>0)for(var u=0;u<c;++u){var h=Z(_e(Z(a[u],l)),a[u]);l=be(l,h)}return Ne(l,Eo(l,"euclidean"))}))},i=0;i<n.length;++i)o(i);return t?ui(a,0):a}var TR=U({gramSchmidt_:AR});function NR(n,t){if(t===void 0&&(t=!1),E(n.rank>=2,function(){return"qr() requires input tensor to have a rank >= 2, but got rank "+n.rank}),n.rank===2)return Ty(n,t);var e=n.shape.slice(0,n.shape.length-2).reduce(function(c,l){return c*l}),r=Oo(Y(n,[e,n.shape[n.shape.length-2],n.shape[n.shape.length-1]]),0),i=[],a=[];r.forEach(function(c){var l=Ty(c,t),u=l[0],h=l[1];i.push(u),a.push(h)});var s=Y(ui(i,0),n.shape),o=Y(ui(a,0),n.shape);return[s,o]}function Ty(n,t){return t===void 0&&(t=!1),z.tidy(function(){E(n.shape.length===2,function(){return"qr2d() requires a 2D Tensor, but got a "+n.shape.length+"D Tensor."});for(var e=n.shape[0],r=n.shape[1],i=A0(e),a=Qr(n),s=ns([[1]],[1,1]),o=Qr(s),c=e>=r?r:e,l=function(h){var d,p=a,f=o,m=i;d=z.tidy(function(){var g=Me(a,[h,h],[e-h,1]),y=Eo(g),w=Me(a,[h,h],[1,1]),b=Sn(_r(w,0),ns([[-1]]),ns([[1]])),S=be(w,Z(b,y)),x=Ne(g,S);x.shape[0]===1?o=Qr(s):o=kt([s,Me(x,[1,0],[x.shape[0]-1,x.shape[1]])],0);var N=Lt(Ne(Ue(b,S),y)),I=Me(a,[h,0],[e-h,r]),C=Z(N,o),O=Nt(o);if(h===0)a=be(I,Ue(C,Ue(O,I)));else{var D=be(I,Ue(C,Ue(O,I)));a=kt([Me(a,[0,0],[h,r]),D],0)}var F=Nt(C),k=Me(i,[0,h],[e,i.shape[1]-h]);if(h===0)i=be(k,Ue(Ue(k,o),F));else{var B=be(k,Ue(Ue(k,o),F));i=kt([Me(i,[0,0],[e,h]),B],1)}return[o,a,i]}),o=d[0],a=d[1],i=d[2],Vt([p,f,m])},u=0;u<c;++u)l(u);return!t&&e>r&&(i=Me(i,[0,0],[e,r]),a=Me(a,[0,0],[r,r])),[i,a]})}var _R=U({qr_:NR});(function(n){n[n.NONE=0]="NONE",n[n.MEAN=1]="MEAN",n[n.SUM=2]="SUM",n[n.SUM_BY_NONZERO_WEIGHTS=3]="SUM_BY_NONZERO_WEIGHTS"})(A.Reduction||(A.Reduction={}));function CR(n,t,e){e===void 0&&(e=A.Reduction.SUM_BY_NONZERO_WEIGHTS);var r=R(n,"losses","computeWeightedLoss"),i=null;t!=null&&(i=R(t,"weights","computeWeightedLoss"));var a=i==null?r:Z(r,i);if(e===A.Reduction.NONE)return a;if(e===A.Reduction.SUM)return _e(a);if(e===A.Reduction.MEAN){if(i==null)return Za(a);var s=r.size/i.size,o=Ne(_e(a),_e(i));return s>1?Ne(o,Se(s)):o}if(e===A.Reduction.SUM_BY_NONZERO_WEIGHTS){if(i==null)return Ne(_e(a),Se(r.size));var c=Z(i,Ji(r.shape)),l=he(_e(Ao(c,Se(0))),"float32");return Ne(_e(a),l)}throw Error("Unknown reduction: "+e)}var sr=U({computeWeightedLoss_:CR});function RR(n,t,e,r){r===void 0&&(r=A.Reduction.SUM_BY_NONZERO_WEIGHTS);var i=R(n,"labels","absoluteDifference"),a=R(t,"predictions","absoluteDifference"),s=null;e!=null&&(s=R(e,"weights","absoluteDifference")),Pe(i.shape,a.shape,"Error in absoluteDifference: ");var o=Zt(be(i,a));return sr(o,s,r)}var OR=U({absoluteDifference_:RR});function ER(n,t,e,r,i){i===void 0&&(i=A.Reduction.SUM_BY_NONZERO_WEIGHTS);var a=R(n,"labels","cosineDistance"),s=R(t,"predictions","cosineDistance"),o=null;r!=null&&(o=R(r,"weights","cosineDistance")),Pe(a.shape,s.shape,"Error in cosineDistance: ");var c=Se(1),l=be(c,_e(Z(a,s),e,!0));return sr(l,o,i)}var DR=U({cosineDistance_:ER});function kR(n,t,e,r){r===void 0&&(r=A.Reduction.SUM_BY_NONZERO_WEIGHTS);var i=R(n,"labels","hingeLoss"),a=R(t,"predictions","hingeLoss"),s=null;e!=null&&(s=R(e,"weights","hingeLoss")),Pe(i.shape,a.shape,"Error in hingeLoss: ");var o=Se(1);i=be(Z(Se(2),i),o);var c=es(be(o,Z(i,a)));return sr(c,s,r)}var FR=U({hingeLoss_:kR});function WR(n,t,e,r,i){r===void 0&&(r=1),i===void 0&&(i=A.Reduction.SUM_BY_NONZERO_WEIGHTS);var a=R(n,"labels","huberLoss"),s=R(t,"predictions","huberLoss"),o=null;e!=null&&(o=R(e,"weights","huberLoss")),Pe(a.shape,s.shape,"Error in huberLoss: ");var c=Se(r),l=Zt(be(s,a)),u=Io(l,c),h=be(l,u),d=ge(Z(Se(.5),$e(u)),Z(c,h));return sr(d,o,i)}var UR=U({huberLoss_:WR});function BR(n,t,e,r,i){r===void 0&&(r=1e-7),i===void 0&&(i=A.Reduction.SUM_BY_NONZERO_WEIGHTS);var a=R(n,"labels","logLoss"),s=R(t,"predictions","logLoss"),o=null;e!=null&&(o=R(e,"weights","logLoss")),Pe(a.shape,s.shape,"Error in logLoss: ");var c=Se(1),l=Se(r),u=Lt(Z(a,ii(ge(s,l)))),h=Z(be(c,a),ii(ge(be(c,s),l))),d=be(u,h);return sr(d,o,i)}var zR=U({logLoss_:BR});function PR(n,t,e,r){r===void 0&&(r=A.Reduction.SUM_BY_NONZERO_WEIGHTS);var i=R(n,"labels","meanSquaredError"),a=R(t,"predictions","meanSquaredError"),s=null;e!=null&&(s=R(e,"weights","meanSquaredError")),Pe(i.shape,a.shape,"Error in meanSquaredError: ");var o=Co(i,a);return sr(o,s,r)}var MR=U({meanSquaredError_:PR});function HR(n,t){var e=R(n,"labels","sigmoidCrossEntropyWithLogits"),r=R(t,"logits","sigmoidCrossEntropyWithLogits");Pe(e.shape,r.shape,"Error in sigmoidCrossEntropyWithLogits: ");var i=es(r),a=Z(r,e),s=Th(Ln(Lt(Zt(r))));return ge(be(i,a),s)}function VR(n,t,e,r,i){r===void 0&&(r=0),i===void 0&&(i=A.Reduction.SUM_BY_NONZERO_WEIGHTS);var a=R(n,"multiClassLabels","sigmoidCrossEntropy"),s=R(t,"logits","sigmoidCrossEntropy"),o=null;if(e!=null&&(o=R(e,"weights","sigmoidCrossEntropy")),Pe(a.shape,s.shape,"Error in sigmoidCrossEntropy: "),r>0){var c=Se(r),l=Se(1),u=Se(.5);a=ge(Z(a,be(l,c)),Z(u,c))}var h=HR(a,s);return sr(h,o,i)}var qR=U({sigmoidCrossEntropy_:VR});function GR(n,t,e){if(e===void 0&&(e=-1),e===-1&&(e=t.rank-1),e!==t.rank-1)throw Error("Softmax cross entropy along a non-last dimension is not yet "+("supported. Labels / logits was rank "+t.rank+" ")+("and dim was "+e));var r=Pn(function(i,a,s){var o=!0,c=_h(a,[e],o),l=be(he(a,"float32"),c);s([i,l]);var u=Lt(Z(l,i)),h=_e(u,[e]),d=function(p,f){var m=f[0],g=f[1],y=cn(p.shape,[e]);return[Z(Y(p,y),be(he(m,"float32"),Ln(g))),Z(Y(p,y),be(Ln(g),he(m,"float32")))]};return{value:h,gradFunc:d}});return r(n,t)}function YR(n,t,e,r,i){r===void 0&&(r=0),i===void 0&&(i=A.Reduction.SUM_BY_NONZERO_WEIGHTS);var a=R(n,"onehotLabels","softmaxCrossEntropy"),s=R(t,"logits","softmaxCrossEntropy"),o=null;if(e!=null&&(o=R(e,"weights","softmaxCrossEntropy")),Pe(a.shape,s.shape,"Error in softmaxCrossEntropy: "),r>0){var c=Se(r),l=Se(1),u=Se(a.shape[1]);a=ge(Z(a,be(l,c)),Ne(c,u))}var h=GR(a,s);return sr(h,o,i)}var jR=U({softmaxCrossEntropy_:YR});var KR={fft:No,ifft:ts,rfft:_o,irfft:Mh},$R={hammingWindow:YC,hannWindow:vy,frame:wy,stft:XC},XR={flipLeftRight:eR,resizeNearestNeighbor:Ay,resizeBilinear:Iy,rotateWithOffset:nR,cropAndResize:ZC,nonMaxSuppression:iR,nonMaxSuppressionAsync:dR,nonMaxSuppressionWithScore:fR,nonMaxSuppressionWithScoreAsync:gR,nonMaxSuppressionPadded:vR,nonMaxSuppressionPaddedAsync:bR},JR={bandPart:IR,gramSchmidt:TR,qr:_R},ZR={absoluteDifference:OR,computeWeightedLoss:sr,cosineDistance:DR,hingeLoss:FR,huberLoss:UR,logLoss:zR,meanSquaredError:MR,sigmoidCrossEntropy:qR,softmaxCrossEntropy:jR};var Cr=function(n){er(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.minimize=function(e,r,i){r===void 0&&(r=!1);var a=this.computeGradients(e,i),s=a.value,o=a.grads;if(i!=null){var c=i.map(function(l){return{name:l.name,tensor:o[l.name]}});this.applyGradients(c)}else this.applyGradients(o);return Vt(o),r?s:(s.dispose(),null)},Object.defineProperty(t.prototype,"iterations",{get:function(){return this.iterations_==null&&(this.iterations_=0),this.iterations_},enumerable:!0,configurable:!0}),t.prototype.incrementIterations=function(){this.iterations_=this.iterations+1},t.prototype.computeGradients=function(e,r){return E0(e,r)},t.prototype.dispose=function(){this.iterations_!=null&&Vt(this.iterations_)},t.prototype.saveIterations=function(){return pe(this,void 0,void 0,function(){return fe(this,function(e){return this.iterations_==null&&(this.iterations_=0),[2,{name:"iter",tensor:Se(this.iterations_,"int32")}]})})},t.prototype.getWeights=function(){return pe(this,void 0,void 0,function(){return fe(this,function(e){throw new Error("getWeights() is not implemented for this optimizer yet.")})})},t.prototype.setWeights=function(e){return pe(this,void 0,void 0,function(){return fe(this,function(r){throw new Error("setWeights() is not implemented for this optimizer class "+(""+this.getClassName()))})})},t.prototype.extractIterations=function(e){return pe(this,void 0,void 0,function(){var r;return fe(this,function(i){switch(i.label){case 0:return r=this,[4,e[0].tensor.data()];case 1:return r.iterations_=i.sent()[0],[2,e.slice(1)]}})})},t}($g);Object.defineProperty(Cr,Symbol.hasInstance,{value:function(n){return n.minimize!=null&&n.computeGradients!=null&&n.applyGradients!=null}});var Yh=function(n){er(t,n);function t(e,r,i){i===void 0&&(i=null);var a=n.call(this)||this;return a.learningRate=e,a.rho=r,a.epsilon=i,a.accumulatedGrads=[],a.accumulatedUpdates=[],i==null&&(a.epsilon=z.backend.epsilon()),a}return t.prototype.applyGradients=function(e){var r=this,i=Array.isArray(e)?e.map(function(a){return a.name}):Object.keys(e);i.forEach(function(a,s){var o=z.registeredVariables[a],c=!1;r.accumulatedGrads[s]==null&&(r.accumulatedGrads[s]={originalName:a+"/accum_grad",variable:xt(function(){return ke(o).variable(c)})}),r.accumulatedUpdates[s]==null&&(r.accumulatedUpdates[s]={originalName:a+"/accum_var",variable:xt(function(){return ke(o).variable(c)})});var l=Array.isArray(e)?e[s].tensor:e[a];if(l==null)return;var u=r.accumulatedGrads[s].variable,h=r.accumulatedUpdates[s].variable;xt(function(){var d=ge(Z(u,r.rho),Z($e(l),1-r.rho)),p=Z(Ne(Gt(ge(h,r.epsilon)),Gt(ge(u,r.epsilon))),l),f=ge(Z(h,r.rho),Z($e(p),1-r.rho));u.assign(d),h.assign(f);var m=ge(Z(p,-r.learningRate),o);o.assign(m)})}),this.incrementIterations()},t.prototype.dispose=function(){this.accumulatedUpdates!=null&&(Vt(this.accumulatedGrads.map(function(e){return e.variable})),Vt(this.accumulatedUpdates.map(function(e){return e.variable})))},t.prototype.getWeights=function(){return pe(this,void 0,void 0,function(){var e;return fe(this,function(r){switch(r.label){case 0:return e=this.accumulatedGrads.concat(this.accumulatedUpdates),[4,this.saveIterations()];case 1:return[2,[r.sent()].concat(e.map(function(i){return{name:i.originalName,tensor:i.variable}}))]}})})},t.prototype.setWeights=function(e){return pe(this,void 0,void 0,function(){var r,i;return fe(this,function(a){switch(a.label){case 0:return[4,this.extractIterations(e)];case 1:return e=a.sent(),r=e.length/2,i=!1,this.accumulatedGrads=e.slice(0,r).map(function(s){return{originalName:s.name,variable:s.tensor.variable(i)}}),this.accumulatedUpdates=e.slice(r,r*2).map(function(s){return{originalName:s.name,variable:s.tensor.variable(i)}}),[2]}})})},t.prototype.getConfig=function(){return{learningRate:this.learningRate,rho:this.rho,epsilon:this.epsilon}},t.fromConfig=function(e,r){return new e(r.learningRate,r.rho,r.epsilon)},t.className="Adadelta",t}(Cr);Tr(Yh);var jh=function(n){er(t,n);function t(e,r){r===void 0&&(r=.1);var i=n.call(this)||this;return i.learningRate=e,i.initialAccumulatorValue=r,i.accumulatedGrads=[],i}return t.prototype.applyGradients=function(e){var r=this,i=Array.isArray(e)?e.map(function(a){return a.name}):Object.keys(e);i.forEach(function(a,s){var o=z.registeredVariables[a];if(r.accumulatedGrads[s]==null){var c=!1;r.accumulatedGrads[s]={originalName:a+"/accumulator",variable:xt(function(){return Ih(o.shape,r.initialAccumulatorValue).variable(c)})}}var l=Array.isArray(e)?e[s].tensor:e[a];if(l==null)return;var u=r.accumulatedGrads[s].variable;xt(function(){var h=ge(u,$e(l));u.assign(h);var d=ge(Z(Ne(l,Gt(ge(h,z.backend.epsilon()))),-r.learningRate),o);o.assign(d)})}),this.incrementIterations()},t.prototype.dispose=function(){this.accumulatedGrads!=null&&Vt(this.accumulatedGrads.map(function(e){return e.variable}))},t.prototype.getWeights=function(){return pe(this,void 0,void 0,function(){return fe(this,function(e){switch(e.label){case 0:return[4,this.saveIterations()];case 1:return[2,[e.sent()].concat(this.accumulatedGrads.map(function(r){return{name:r.originalName,tensor:r.variable}}))]}})})},t.prototype.setWeights=function(e){return pe(this,void 0,void 0,function(){var r;return fe(this,function(i){switch(i.label){case 0:return[4,this.extractIterations(e)];case 1:return e=i.sent(),r=!1,this.accumulatedGrads=e.map(function(a){return{originalName:a.name,variable:a.tensor.variable(r)}}),[2]}})})},t.prototype.getConfig=function(){return{learningRate:this.learningRate,initialAccumulatorValue:this.initialAccumulatorValue}},t.fromConfig=function(e,r){return new e(r.learningRate,r.initialAccumulatorValue)},t.className="Adagrad",t}(Cr);Tr(jh);var Kh=function(n){er(t,n);function t(e,r,i,a){a===void 0&&(a=null);var s=n.call(this)||this;return s.learningRate=e,s.beta1=r,s.beta2=i,s.epsilon=a,s.accumulatedFirstMoment=[],s.accumulatedSecondMoment=[],xt(function(){s.accBeta1=Se(r).variable(),s.accBeta2=Se(i).variable()}),a==null&&(s.epsilon=z.backend.epsilon()),s}return t.prototype.applyGradients=function(e){var r=this,i=Array.isArray(e)?e.map(function(a){return a.name}):Object.keys(e);xt(function(){var a=be(1,r.accBeta1),s=be(1,r.accBeta2);i.forEach(function(o,c){var l=z.registeredVariables[o],u=!1;r.accumulatedFirstMoment[c]==null&&(r.accumulatedFirstMoment[c]={originalName:o+"/m",variable:xt(function(){return ke(l).variable(u)})}),r.accumulatedSecondMoment[c]==null&&(r.accumulatedSecondMoment[c]={originalName:o+"/v",variable:xt(function(){return ke(l).variable(u)})});var h=Array.isArray(e)?e[c].tensor:e[o];if(h==null)return;var d=r.accumulatedFirstMoment[c].variable,p=r.accumulatedSecondMoment[c].variable,f=ge(Z(d,r.beta1),Z(h,1-r.beta1)),m=ge(Z(p,r.beta2),Z($e(h),1-r.beta2)),g=Ne(f,a),y=Ne(m,s);d.assign(f),p.assign(m);var w=ge(Z(Ne(g,ge(Gt(y),r.epsilon)),-r.learningRate),l);l.assign(w)}),r.accBeta1.assign(Z(r.accBeta1,r.beta1)),r.accBeta2.assign(Z(r.accBeta2,r.beta2))}),this.incrementIterations()},t.prototype.dispose=function(){this.accBeta1.dispose(),this.accBeta2.dispose(),this.accumulatedFirstMoment!=null&&Vt(this.accumulatedFirstMoment.map(function(e){return e.variable})),this.accumulatedSecondMoment!=null&&Vt(this.accumulatedSecondMoment.map(function(e){return e.variable}))},t.prototype.getWeights=function(){return pe(this,void 0,void 0,function(){var e;return fe(this,function(r){switch(r.label){case 0:return e=this.accumulatedFirstMoment.concat(this.accumulatedSecondMoment),[4,this.saveIterations()];case 1:return[2,[r.sent()].concat(e.map(function(i){return{name:i.originalName,tensor:i.variable}}))]}})})},t.prototype.setWeights=function(e){return pe(this,void 0,void 0,function(){var r,i,a=this;return fe(this,function(s){switch(s.label){case 0:return[4,this.extractIterations(e)];case 1:return e=s.sent(),xt(function(){a.accBeta1.assign(ir(a.beta1,a.iterations_+1)),a.accBeta2.assign(ir(a.beta2,a.iterations_+1))}),r=e.length/2,i=!1,this.accumulatedFirstMoment=e.slice(0,r).map(function(o){return{originalName:o.name,variable:o.tensor.variable(i)}}),this.accumulatedSecondMoment=e.slice(r,r*2).map(function(o){return{originalName:o.name,variable:o.tensor.variable(i)}}),[2]}})})},t.prototype.getConfig=function(){return{learningRate:this.learningRate,beta1:this.beta1,beta2:this.beta2,epsilon:this.epsilon}},t.fromConfig=function(e,r){return new e(r.learningRate,r.beta1,r.beta2,r.epsilon)},t.className="Adam",t}(Cr);Tr(Kh);var $h=function(n){er(t,n);function t(e,r,i,a,s){a===void 0&&(a=null),s===void 0&&(s=0);var o=n.call(this)||this;return o.learningRate=e,o.beta1=r,o.beta2=i,o.epsilon=a,o.decay=s,o.accumulatedFirstMoment=[],o.accumulatedWeightedInfNorm=[],xt(function(){o.iteration=Se(0).variable(),o.accBeta1=Se(r).variable()}),a==null&&(o.epsilon=z.backend.epsilon()),o}return t.prototype.applyGradients=function(e){var r=this,i=Array.isArray(e)?e.map(function(a){return a.name}):Object.keys(e);xt(function(){var a=be(1,r.accBeta1),s=Ne(-r.learningRate,ge(Z(r.iteration,r.decay),1));i.forEach(function(o,c){var l=z.registeredVariables[o],u=!1;r.accumulatedFirstMoment[c]==null&&(r.accumulatedFirstMoment[c]={originalName:o+"/m",variable:ke(l).variable(u)}),r.accumulatedWeightedInfNorm[c]==null&&(r.accumulatedWeightedInfNorm[c]={originalName:o+"/v",variable:ke(l).variable(u)});var h=Array.isArray(e)?e[c].tensor:e[o];if(h==null)return;var d=r.accumulatedFirstMoment[c].variable,p=r.accumulatedWeightedInfNorm[c].variable,f=ge(Z(d,r.beta1),Z(h,1-r.beta1)),m=Z(p,r.beta2),g=Zt(h),y=Xi(m,g);d.assign(f),p.assign(y);var w=ge(Z(Ne(s,a),Ne(f,ge(y,r.epsilon))),l);l.assign(w)}),r.iteration.assign(ge(r.iteration,1)),r.accBeta1.assign(Z(r.accBeta1,r.beta1))}),this.incrementIterations()},t.prototype.dispose=function(){this.accBeta1.dispose(),this.iteration.dispose(),this.accumulatedFirstMoment!=null&&Vt(this.accumulatedFirstMoment.map(function(e){return e.variable})),this.accumulatedWeightedInfNorm!=null&&Vt(this.accumulatedWeightedInfNorm.map(function(e){return e.variable}))},t.prototype.getWeights=function(){return pe(this,void 0,void 0,function(){return fe(this,function(e){throw new Error("getWeights() is not implemented for Adamax yet.")})})},t.prototype.setWeights=function(e){return pe(this,void 0,void 0,function(){return fe(this,function(r){throw new Error("setWeights() is not implemented for Adamax yet.")})})},t.prototype.getConfig=function(){return{learningRate:this.learningRate,beta1:this.beta1,beta2:this.beta2,epsilon:this.epsilon,decay:this.decay}},t.fromConfig=function(e,r){return new e(r.learningRate,r.beta1,r.beta2,r.epsilon,r.decay)},t.className="Adamax",t}(Cr);Tr($h);var Uo=function(n){er(t,n);function t(e){var r=n.call(this)||this;return r.learningRate=e,r.setLearningRate(e),r}return t.prototype.applyGradients=function(e){var r=this,i=Array.isArray(e)?e.map(function(a){return a.name}):Object.keys(e);i.forEach(function(a,s){var o=Array.isArray(e)?e[s].tensor:e[a];if(o==null)return;var c=z.registeredVariables[a];xt(function(){var l=ge(Z(r.c,o),c);c.assign(l)})}),this.incrementIterations()},t.prototype.setLearningRate=function(e){this.learningRate=e,this.c!=null&&this.c.dispose(),this.c=Zg(Se(-e))},t.prototype.dispose=function(){this.c.dispose()},t.prototype.getWeights=function(){return pe(this,void 0,void 0,function(){return fe(this,function(e){switch(e.label){case 0:return[4,this.saveIterations()];case 1:return[2,[e.sent()]]}})})},t.prototype.setWeights=function(e){return pe(this,void 0,void 0,function(){return fe(this,function(r){switch(r.label){case 0:return[4,this.extractIterations(e)];case 1:if(e=r.sent(),e.length!==0)throw new Error("SGD optimizer does not have settable weights.");return[2]}})})},t.prototype.getConfig=function(){return{learningRate:this.learningRate}},t.fromConfig=function(e,r){return new e(r.learningRate)},t.className="SGD",t}(Cr);Tr(Uo);var Xh=function(n){er(t,n);function t(e,r,i){i===void 0&&(i=!1);var a=n.call(this,e)||this;return a.learningRate=e,a.momentum=r,a.useNesterov=i,a.accumulations=[],a.m=Se(a.momentum),a}return t.prototype.applyGradients=function(e){var r=this,i=Array.isArray(e)?e.map(function(a){return a.name}):Object.keys(e);i.forEach(function(a,s){var o=z.registeredVariables[a];if(r.accumulations[s]==null){var c=!1;r.accumulations[s]={originalName:a+"/momentum",variable:xt(function(){return ke(o).variable(c)})}}var l=r.accumulations[s].variable,u=Array.isArray(e)?e[s].tensor:e[a];if(u==null)return;xt(function(){var h,d=ge(Z(r.m,l),u);r.useNesterov?h=ge(Z(r.c,ge(u,Z(d,r.m))),o):h=ge(Z(r.c,d),o),l.assign(d),o.assign(h)})}),this.incrementIterations()},t.prototype.dispose=function(){this.m.dispose(),this.accumulations!=null&&Vt(this.accumulations.map(function(e){return e.variable}))},t.prototype.setMomentum=function(e){this.momentum=e},t.prototype.getWeights=function(){return pe(this,void 0,void 0,function(){return fe(this,function(e){switch(e.label){case 0:return[4,this.saveIterations()];case 1:return[2,[e.sent()].concat(this.accumulations.map(function(r){return{name:r.originalName,tensor:r.variable}}))]}})})},t.prototype.setWeights=function(e){return pe(this,void 0,void 0,function(){var r;return fe(this,function(i){switch(i.label){case 0:return[4,this.extractIterations(e)];case 1:return e=i.sent(),r=!1,this.accumulations=e.map(function(a){return{originalName:a.name,variable:a.tensor.variable(r)}}),[2]}})})},t.prototype.getConfig=function(){return{learningRate:this.learningRate,momentum:this.momentum,useNesterov:this.useNesterov}},t.fromConfig=function(e,r){return new e(r.learningRate,r.momentum,r.useNesterov)},t.className="Momentum",t}(Uo);Tr(Xh);var Jh=function(n){er(t,n);function t(e,r,i,a,s){r===void 0&&(r=.9),i===void 0&&(i=0),a===void 0&&(a=null),s===void 0&&(s=!1);var o=n.call(this)||this;if(o.learningRate=e,o.decay=r,o.momentum=i,o.epsilon=a,o.accumulatedMeanSquares=[],o.accumulatedMoments=[],o.accumulatedMeanGrads=[],o.centered=s,a==null&&(o.epsilon=z.backend.epsilon()),e==null)throw new Error("learningRate for RMSPropOptimizer must be defined.");return o}return t.prototype.applyGradients=function(e){var r=this,i=Array.isArray(e)?e.map(function(a){return a.name}):Object.keys(e);i.forEach(function(a,s){var o=z.registeredVariables[a],c=!1;r.accumulatedMeanSquares[s]==null&&(r.accumulatedMeanSquares[s]={originalName:a+"/rms",variable:xt(function(){return ke(o).variable(c)})}),r.accumulatedMoments[s]==null&&(r.accumulatedMoments[s]={originalName:a+"/momentum",variable:xt(function(){return ke(o).variable(c)})}),r.accumulatedMeanGrads[s]==null&&r.centered&&(r.accumulatedMeanGrads[s]={originalName:a+"/mg",variable:xt(function(){return ke(o).variable(c)})});var l=Array.isArray(e)?e[s].tensor:e[a];if(l==null)return;var u=r.accumulatedMeanSquares[s].variable,h=r.accumulatedMoments[s].variable;xt(function(){var d=ge(Z(u,r.decay),Z($e(l),1-r.decay));if(r.centered){var p=r.accumulatedMeanGrads[s].variable,f=ge(Z(p,r.decay),Z(l,1-r.decay)),m=Ne(Z(l,r.learningRate),Gt(be(d,ge($e(f),r.epsilon)))),g=ge(Z(h,r.momentum),m);u.assign(d),p.assign(f),h.assign(g);var y=be(o,g);o.assign(y)}else{var w=ge(Z(u,r.decay),Z($e(l),1-r.decay)),g=ge(Z(h,r.momentum),Ne(Z(l,r.learningRate),Gt(ge(w,r.epsilon))));u.assign(w),h.assign(g);var y=be(o,g);o.assign(y)}})}),this.incrementIterations()},t.prototype.dispose=function(){this.accumulatedMeanSquares!=null&&Vt(this.accumulatedMeanSquares.map(function(e){return e.variable})),this.accumulatedMeanGrads!=null&&this.centered&&Vt(this.accumulatedMeanGrads.map(function(e){return e.variable})),this.accumulatedMoments!=null&&Vt(this.accumulatedMoments.map(function(e){return e.variable}))},t.prototype.getWeights=function(){return pe(this,void 0,void 0,function(){var e;return fe(this,function(r){switch(r.label){case 0:return e=this.accumulatedMeanSquares.concat(this.accumulatedMoments),this.centered&&e.push.apply(e,this.accumulatedMeanGrads),[4,this.saveIterations()];case 1:return[2,[r.sent()].concat(e.map(function(i){return{name:i.originalName,tensor:i.variable}}))]}})})},t.prototype.setWeights=function(e){return pe(this,void 0,void 0,function(){var r,i;return fe(this,function(a){switch(a.label){case 0:return[4,this.extractIterations(e)];case 1:return e=a.sent(),r=this.centered?e.length/3:e.length/2,i=!1,this.accumulatedMeanSquares=e.slice(0,r).map(function(s){return{originalName:s.name,variable:s.tensor.variable(i)}}),this.accumulatedMoments=e.slice(r,r*2).map(function(s){return{originalName:s.name,variable:s.tensor.variable(i)}}),this.centered&&(this.accumulatedMeanGrads=e.slice(r*2,r*3).map(function(s){return{originalName:s.name,variable:s.tensor.variable(i)}})),[2]}})})},t.prototype.getConfig=function(){return{learningRate:this.learningRate,decay:this.decay,momentum:this.momentum,epsilon:this.epsilon,centered:this.centered}},t.fromConfig=function(e,r){return new e(r.learningRate,r.decay,r.momentum,r.epsilon,r.centered)},t.className="RMSProp",t}(Cr);Tr(Jh);var hi=function(){function n(){}return n.sgd=function(t){return new Uo(t)},n.momentum=function(t,e,r){return r===void 0&&(r=!1),new Xh(t,e,r)},n.rmsprop=function(t,e,r,i,a){return e===void 0&&(e=.9),r===void 0&&(r=0),i===void 0&&(i=null),a===void 0&&(a=!1),new Jh(t,e,r,i,a)},n.adam=function(t,e,r,i){return t===void 0&&(t=.001),e===void 0&&(e=.9),r===void 0&&(r=.999),i===void 0&&(i=null),new Kh(t,e,r,i)},n.adadelta=function(t,e,r){return t===void 0&&(t=.001),e===void 0&&(e=.95),r===void 0&&(r=null),new Yh(t,e,r)},n.adamax=function(t,e,r,i,a){return t===void 0&&(t=.002),e===void 0&&(e=.9),r===void 0&&(r=.999),i===void 0&&(i=null),a===void 0&&(a=0),new $h(t,e,r,i,a)},n.adagrad=function(t,e){return e===void 0&&(e=.1),new jh(t,e)},n}();var QR={sgd:hi.sgd,momentum:hi.momentum,adadelta:hi.adadelta,adagrad:hi.adagrad,rmsprop:hi.rmsprop,adamax:hi.adamax,adam:hi.adam};var e3=function(){return typeof requestAnimationFrame!="undefined"?requestAnimationFrame:typeof setImmediate!="undefined"?setImmediate:function(n){return n()}}();function t3(){return new Promise(function(n){return e3(function(){return n()})})}function n3(n,t,e){var r=e*(typeof n=="number"?n:n[0]),i=t*(typeof n=="number"?n:n[1]);return[r,i]}function r3(n,t,e,r){r===void 0&&(r=!0);var i=[];if(r)i=i.concat(t.slice(0)),i.push(n[0]/e),i=i.concat(n.slice(1));else{i=i.concat(n[0]);for(var a=t.length,s=0;s<a;++s)i=i.concat([n[s+1]/t[s],t[s]]);i=i.concat(n.slice(a+1))}return i}function i3(n,t,e){e===void 0&&(e=!0);var r=[];if(e){r.push(t);for(var i=t+1;i<n;++i)i<=2*t?(r.push(i),r.push(i-(t+1))):r.push(i)}else{for(var a=[],s=[],i=1;i<n;++i)i>=t*2+1||i%2===1?s.push(i):a.push(i);r.push.apply(r,a),r.push(0),r.push.apply(r,s)}return r}function a3(n,t,e,r){r===void 0&&(r=!0);var i=[];r?i.push(n[0]/e):i.push(n[0]*e);for(var a=1;a<n.length;++a)a<=t.length?r?i.push(t[a-1]*n[a]):i.push(n[a]/t[a-1]):i.push(n[a]);return i}function s3(n,t){for(var e=[0],r=0;r<t;++r)e.push(n[r][0]);return e}function o3(n,t,e){for(var r=n.slice(0,1),i=0;i<e;++i)r.push(n[i+1]-t[i][0]-t[i][1]);return r}var Ny=1.7580993408473768,_y=1.0507009873554805;var c3=.3275911,l3=.254829592,u3=-.284496736,h3=1.421413741,d3=-1.453152027,p3=1.061405429;function f3(){for(var n=[],t=0;t<arguments.length;t++)n[t]=arguments[t];qe().getBool("IS_TEST")||console.warn.apply(console,n)}function m3(){for(var n=[],t=0;t<arguments.length;t++)n[t]=arguments[t];qe().getBool("IS_TEST")||console.log.apply(console,n)}function g3(n,t){if(n.length!==t.length)throw new Error("Cannot merge real and imag arrays of different lengths. real:"+(n.length+", imag: "+t.length+"."));for(var e=new Float32Array(n.length*2),r=0;r<e.length;r+=2)e[r]=n[r/2],e[r+1]=t[r/2];return e}function y3(n){for(var t=new Float32Array(n.length/2),e=new Float32Array(n.length/2),r=0;r<n.length;r+=2)t[r/2]=n[r],e[r/2]=n[r+1];return{real:t,imag:e}}function v3(n){for(var t=Math.ceil(n.length/4),e=new Float32Array(t),r=new Float32Array(t),i=0;i<n.length;i+=4)e[Math.floor(i/4)]=n[i],r[Math.floor(i/4)]=n[i+1];return{real:e,imag:r}}function w3(n){for(var t=Math.floor(n.length/4),e=new Float32Array(t),r=new Float32Array(t),i=2;i<n.length;i+=4)e[Math.floor(i/4)]=n[i],r[Math.floor(i/4)]=n[i+1];return{real:e,imag:r}}function b3(n,t){var e=n[t*2],r=n[t*2+1];return{real:e,imag:r}}function x3(n,t,e,r){n[r*2]=t,n[r*2+1]=e}function S3(n,t){for(var e=new Float32Array(n/2),r=new Float32Array(n/2),i=0;i<Math.ceil(n/2);i++){var a=(t?2:-2)*Math.PI*(i/n);e[i]=Math.cos(a),r[i]=Math.sin(a)}return{real:e,imag:r}}function L3(n,t,e){var r=(e?2:-2)*Math.PI*(n/t),i=Math.cos(r),a=Math.sin(r);return{real:i,imag:a}}function I3(n,t,e){if(t==="complex64"){if(n.dtype==="complex64")return n.clone();var r=rr(n.shape),i=he(n,"float32"),a=e.complex(i,r);return r.dispose(),i.dispose(),a}if(!Qf(n.dtype,t))return z.makeTensorFromDataId(n.dataId,n.shape,t);if(n.dtype==="complex64"){var s=e.real(n),a=he(s,t);return s.dispose(),a}if(t==="int32")return e.int(n);if(t==="bool"){var o=Se(0,n.dtype),a=e.notEqual(n,o);return o.dispose(),a}else throw new Error("Error in Cast: failed to cast "+n.dtype+" to "+t)}function A3(n,t){return z.makeTensorFromDataId(n.dataId,t,n.dtype)}function T3(n,t,e){var r=(t-n)/(e-1),i=Bi(e,"float32");i[0]=n;for(var a=1;a<i.length;a++)i[a]=i[a-1]+r;return Qi(i,"float32")}var N3={__proto__:null,slice_util:Kg,segment_util:TT,castTensor:I3,reshapeTensor:A3,linspaceImpl:T3,upcastType:io,axesAreInnerMostDims:gh,combineLocations:t0,computeOutAndReduceShapes:n0,expandShapeToKeepDim:cn,assertAxesAreInnerMostDims:n5,getAxesPermutation:bn,getUndoAxesPermutation:lo,getInnerMostAxes:zn,getBroadcastDims:lT,getReductionAxes:St,assertAndGetBroadcastShape:it,assertParamsConsistent:d0,computeOutShape:p0,computeDilation2DInfo:d5,computePool2DInfo:Yi,computePool3DInfo:Ka,computeConv2DInfo:xn,computeConv3DInfo:ja,computeDefaultPad:vh,tupleValuesAreOne:Nr,eitherStridesOrDilationsAreOne:qt,convertConv2DDataFormat:Ya,getFusedDyActivation:Do,getFusedBiasGradient:ko,applyActivation:Fo,shouldFuse:Wo,PARALLELIZE_THRESHOLD:Ah,computeOptimalWindowSize:LT,getImageCenter:n3,getReshaped:r3,getPermuted:i3,getReshapedPermuted:a3,getSliceBeginCoords:s3,getSliceSize:o3,prepareAndValidate:Fg,validateUpdateShape:lh,validateInput:uh,calculateShapes:Wg,SELU_SCALEALPHA:Ny,SELU_SCALE:_y,ERF_P:c3,ERF_A1:l3,ERF_A2:u3,ERF_A3:h3,ERF_A4:d3,ERF_A5:p3,warn:f3,log:m3,mergeRealAndImagArrays:g3,splitRealAndImagArrays:y3,complexWithEvenIndex:v3,complexWithOddIndex:w3,getComplexWithIndex:b3,assignToTypedArray:x3,exponents:S3,exponent:L3,prepareSplitSize:Y0};function _3(n,t,e){var r=new Array(n.rank).fill(0),i=n.shape.slice();return t.map(function(a){var s=i.slice();s[e]=a;var o=Me(n,r,s);return r[e]+=a,o})}function C3(n,t){for(var e=new Array(n.rank),r=0;r<e.length;r++)e[r]=n.shape[r]*t[r];for(var i=Bn(e,n.dtype),r=0;r<i.values.length;++r){for(var a=i.indexToLoc(r),s=new Array(n.rank),o=0;o<s.length;o++)s[o]=a[o]%n.shape[o];var c=n.locToIndex(s);i.values[r]=n.values[c]}return i.toTensor()}function R3(n,t,e,r,i){for(var a=t[t.length-1],s=[n.length/a,a],o=s[0],c=s[1],l=$s(e,o*r),u=$s("int32",o*r),h=0;h<o;h++){for(var d=h*c,p=n.subarray(d,d+c),f=[],m=0;m<p.length;m++)f.push({value:p[m],index:m});f.sort(function(S,x){return x.value-S.value});for(var g=h*r,y=l.subarray(g,g+r),w=u.subarray(g,g+r),m=0;m<r;m++)y[m]=f[m].value,w[m]=f[m].index}var b=t.slice();return b[b.length-1]=r,[Lr(l,b,e),Lr(u,b,"int32")]}var O3={__proto__:null,nonMaxSuppressionV3Impl:by,nonMaxSuppressionV4Impl:xy,nonMaxSuppressionV5Impl:Sy,split:_3,tile:C3,topkImpl:R3,whereImpl:J0};var E3={kernelName:Zc,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(n,ta(he(e,"float32"),-1))}}}};var D3={kernelName:Qc,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){var r=$e(he(e,"float32")),i=Gt(be(Se(1),r));return Lt(Ne(n,i))}}}};var k3={kernelName:el,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){var r=Gt(be($e(he(e,"float32")),1));return Ne(n,r)}}}};var F3={kernelName:Zs,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=it(e.shape,r.shape),a=function(){var o=n,c=St(e.shape,i);return c.length>0&&(o=_e(o,c)),Y(o,e.shape)},s=function(){var o=n,c=St(r.shape,i);return c.length>0&&(o=_e(o,c)),Y(o,r.shape)};return{a,b:s}}};var W3={kernelName:tl,saveAllInputs:!0,gradFunc:function(n,t){var e={};return t.forEach(function(r,i){e[i]=function(){return n.clone()}}),e}};var U3={kernelName:nl,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return ke(e)}}}};var B3={kernelName:rl,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return ke(e)}}}};var z3={kernelName:il,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Ne(n,Gt(be(Se(1),$e(he(e,"float32")))))}}}};var P3={kernelName:al,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){var r=Gt(ge(Se(1),$e(he(e,"float32"))));return Ne(n,r)}}}};var M3={kernelName:cl,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=it(e.shape,r.shape),a=function(){var o=ge($e(e),$e(r)),c=Z(n,Ne(r,o)),l=St(e.shape,i);return l.length>0&&(c=_e(c,l)),Y(c,e.shape)},s=function(){var o=ge($e(e),$e(r)),c=Lt(Z(n,Ne(e,o))),l=St(r.shape,i);return l.length>0&&(c=_e(c,l)),Y(c,r.shape)};return{a,b:s}}};var H3={kernelName:sl,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Ne(n,ge($e(he(e,"float32")),1))}}}};var V3={kernelName:ol,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Ne(n,be(Se(1),$e(he(e,"float32"))))}}}};function q3(n,t,e,r,i,a,s){i===void 0&&(i=[1,1,1]);var o=R(n,"dy","avgPool3dBackprop"),c=R(t,"input","avgPool3dBackprop"),l=o,u=c,h=!1;c.rank===4&&(h=!0,l=Y(o,[1,o.shape[0],o.shape[1],o.shape[2],o.shape[3]]),u=Y(c,[1,c.shape[0],c.shape[1],c.shape[2],c.shape[3]])),E(l.rank===5,function(){return"Error in avgPool3dBackprop: dy must be rank 5 but got rank "+(l.rank+".")}),E(u.rank===5,function(){return"Error in avgPool3dBackprop: input must be rank 5 but got rank "+(u.rank+".")}),E(qt(r,i),function(){return"Error in avgPool3dBackprop: Either strides or dilations "+("must be 1. Got strides "+r+" and dilations '"+i+"'")}),s!=null&&E(ot(a),function(){return"Error in maxPool3dBackprop: pad must be an integer when "+("using, dimRoundingMode "+s+" but got pad "+a+".")});var d=function(g){var y=Ka(u.shape,e,r,i,a,s);return g.avgPool3dBackprop(l,u,y)},p={dy:l,input:u},f={filterSize:e,strides:r,dilations:i,pad:a,dimRoundingMode:s},m=z.runKernelFunc(d,p,null,dm,f);return h?Y(m,[m.shape[1],m.shape[2],m.shape[3],m.shape[4]]):m}var G3=U({avgPool3dBackprop_:q3});var Y3={kernelName:ul,inputsToSave:["x"],gradFunc:function(n,t,e){var r=t[0],i=e,a=i.filterSize,s=i.strides,o=i.dilations,c=i.pad,l=i.dimRoundingMode,u=o==null?[1,1,1]:o;return{x:function(){return G3(n,r,a,s,u,c,l)}}}};function j3(n,t,e,r,i){var a=R(n,"dy","avgPoolBackprop"),s=R(t,"input","avgPoolBackprop");E(s.rank===a.rank,function(){return"Rank of input ("+s.rank+") does not match rank of dy ("+a.rank+")"});var o=s,c=a,l=!1;s.rank===3&&(l=!0,o=Y(s,[1,s.shape[0],s.shape[1],s.shape[2]]),c=Y(a,[1,a.shape[0],a.shape[1],a.shape[2]])),E(c.rank===4,function(){return"Error in avgPoolBackprop: dy must be rank 4 but got rank "+(c.rank+".")}),E(o.rank===4,function(){return"Error in avgPoolBackprop: input must be rank 4 but got rank "+(o.rank+".")});var u=function(f){var m=Yi(o.shape,e,r,1,i);return f.avgPoolBackprop(c,o,m)},h={dy:c,input:o},d={filterSize:e,strides:r,pad:i},p=z.runKernelFunc(u,h,null,hm,d);return l?Y(p,[p.shape[1],p.shape[2],p.shape[3]]):p}var K3=U({avgPoolBackprop_:j3});var $3={kernelName:ll,inputsToSave:["x"],gradFunc:function(n,t,e){var r=t[0],i=e,a=i.filterSize,s=i.strides,o=i.pad;return{x:function(){return K3(n,r,a,s,o)}}}};var X3={kernelName:hl,inputsToSave:["a","b"],gradFunc:function(n,t,e){var r=t[0],i=t[1],a=e,s=a.transposeA,o=a.transposeB;return!s&&!o?{a:function(){return Ue(n,i,!1,!0)},b:function(){return Ue(r,n,!0,!1)}}:!s&&o?{a:function(){return Ue(n,i,!1,!1)},b:function(){return Ue(n,r,!0,!1)}}:s&&!o?{a:function(){return Ue(i,n,!1,!0)},b:function(){return Ue(r,n,!1,!1)}}:{a:function(){return Ue(i,n,!0,!0)},b:function(){return Ue(n,r,!0,!0)}}}};var J3={kernelName:dl,gradFunc:function(n,t,e){var r=e,i=r.blockShape,a=r.crops;return{x:function(){return To(n,i,a)}}}};var Z3={kernelName:pl,gradFunc:function(n,t,e){for(var r=e,i=r.inputShape,a=r.shape,s=Array.from(a),o=i.length-1;o>=0;o--)if(i[o]===a[o])s[o]=1;else if(i[o]!==1)throw new Error("broadcastTo(): ["+i+"] cannot be broadcast to ["+a+"].");for(var c=[],o=0;o<s.length;o++)s[o]>1&&c.push(o);return{x:function(){return _e(n,c,!0)}}}};var Q3={kernelName:Qs,gradFunc:function(n){return{x:function(){return n.clone()}}}};var eO={kernelName:fl,gradFunc:function(n){return{x:function(){return ke(n)}}}};var tO={kernelName:ml,inputsToSave:["x"],gradFunc:function(n,t,e){var r=t[0],i=e,a=i.clipValueMin,s=i.clipValueMax;return{x:function(){return Sn(si(ni(r,a),ri(r,s)),n,ke(n))}}}};var nO={kernelName:gl,saveAllInputs:!0,gradFunc:function(n,t,e){var r=t.map(function(c){return c.shape}),i=e.axis,a=rt(i,t[0].shape)[0],s=r.map(function(c){return c[a]}),o=ea(n,s,a);return o.map(function(c){return function(){return c}})}};var rO={kernelName:yl,inputsToSave:["x","filter"],gradFunc:function(n,t,e){var r=t,i=r[0],a=r[1],s=e,o=s.dilations,c=s.strides,l=s.pad,u=s.dataFormat;return E(Nr(o),function(){return"Error in gradient of conv2D: dilation rates greater than 1 "+("are not yet supported in gradients. Got dilations '"+o+"'")}),{x:function(){return bh(i.shape,n,a,c,l,u)},filter:function(){return qh(i,n,a.shape,c,l,u)}}}};var iO={kernelName:vl,inputsToSave:["dy","filter"],gradFunc:function(n,t,e){var r=t,i=r[0],a=r[1],s=e,o=s.strides,c=s.pad,l=s.dataFormat,u=s.dimRoundingMode;return{dy:function(){return Ki(n,a,o,c,l,1,u)},filter:function(){return qh(n,i,a.shape,o,c,l,u)}}}};function aO(n,t,e,r,i){var a=n;n.rank===4&&(a=Y(n,[1,n.shape[0],n.shape[1],n.shape[2],n.shape[3]]));var s=t;s.rank===4&&(s=Y(t,[1,t.shape[0],t.shape[1],t.shape[2],t.shape[3]])),E(a.rank===5,function(){return"Error in conv3dDerFilter: input must be rank 5, but got shape "+(a.shape+".")}),E(s.rank===5,function(){return"Error in conv3dDerFilter: dy must be rank 5, but got shape "+(s.shape+".")}),E(e.length===5,function(){return"Error in conv3dDerFilter: filterShape must be length 5, but got "+(e+".")}),E(a.shape[4]===e[3],function(){return"Error in conv3dDerFilter: depth of input "+a.shape[4]+") must "+("match input depth in filter ("+e[3]+".")}),E(s.shape[4]===e[4],function(){return"Error in conv3dDerFilter: depth of dy ("+s.shape[4]+") must "+("match output depth for filter ("+e[4]+").")});var o=function(u){var h=1,d=ja(a.shape,e,r,h,i);return u.conv3dDerFilter(a,s,d)},c={x:a,dy:s},l={strides:r,pad:i,filterShape:e};return z.runKernelFunc(o,c,null,mm,l)}var sO=U({conv3DBackpropFilter_:aO});var oO={kernelName:wl,inputsToSave:["x","filter"],gradFunc:function(n,t,e){var r=e,i=r.dilations,a=r.strides,s=r.pad;E(Nr(i),function(){return"Error in gradient of conv3D: dilation rates greater than 1 are "+("not yet supported in gradients. Got dilations '"+i+"'")});var o=t[0],c=t[1];return{x:function(){return v0(o.shape,n,c,a,s)},filter:function(){return sO(o,n,c.shape,a,s)}}}};var cO={kernelName:bl,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(Lt(zh(he(e,"float32"))),n)}}}};var lO={kernelName:xl,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(Ph(he(e,"float32")),n)}}}};var uO={kernelName:Sl,inputsToSave:["x"],gradFunc:function(n,t,e){var r=t[0],i=e,a=i.axis,s=i.exclusive,o=i.reverse;return{x:function(){var c=bn([a],r.rank),l=Sh(n,a,s,!o);return c!=null&&(l=Nt(l,c)),l}}}};var hO={kernelName:Ll,inputsToSave:["x","filter"],gradFunc:function(n,t,e){var r=e,i=r.dilations,a=r.strides,s=r.pad,o=r.dimRoundingMode,c=i==null?[1,1]:i;E(Nr(c),function(){return"Error in gradient of depthwiseConv2dNative: dilation rates greater than 1 are not yet supported. Got dilations "+("'"+c+"'")});var l=t,u=l[0],h=l[1];return E(u.rank===4,function(){return"Error in gradient of depthwiseConv2dNative: input must be "+("rank 4, but got rank "+u.rank+".")}),E(h.rank===4,function(){return"Error in gradient of depthwiseConv2dNative: filter must be "+("rank 4, but got rank "+h.rank+".")}),E(u.shape[3]===h.shape[2],function(){return"Error in gradient of depthwiseConv2d: number of input "+("channels ("+u.shape[3]+") must match the inChannels dimension ")+("in filter "+h.shape[2]+".")}),E(qt(a,c),function(){return"Error in gradient of depthwiseConv2d: Either strides or "+("dilations must be  1. Got strides "+a+" and dilations ")+("'"+c+"'.")}),o!=null&&E(ot(s),function(){return"Error in depthwiseConv2d: pad must be an integer when using, "+("dimRoundingMode "+o+" but got pad "+s+".")}),{x:function(){return yy(u.shape,n,h,a,s,i,o)},filter:function(){return gy(u,n,h.shape,a,s,i,o)}}}};var dO={kernelName:Il,inputsToSave:["x","filter"],gradFunc:function(n,t,e){var r=t,i=r[0],a=r[1],s={x:i,filter:a,dy:n},o={x:i,filter:a,dy:n};return{x:function(){return z.runKernel(Sm,s,e)},filter:function(){return z.runKernel(Lm,o,e)}}}};var pO={kernelName:Al,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=it(e.shape,r.shape),a=function(){var o=Ne(n,he(r,"float32")),c=St(e.shape,i);return c.length>0?Y(_e(o,c),e.shape):o},s=function(){var o=Z(n,he(e,"float32")),c=St(r.shape,i);c.length>0&&(o=Y(_e(o,c),r.shape));var l=$e(r);return Lt(Ne(o,he(l,"float32")))};return{a,b:s}}};var fO={kernelName:Tl,outputsToSave:[!0],gradFunc:function(n,t){var e=t[0],r=function(a){return a.eluDer(n,e)},i={dy:n,y:e};return{x:function(){return z.runKernelFunc(r,i,null,Im)}}}};var mO={kernelName:Nl,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0],r=Z(Ln(Lt($e(e))),2/Math.sqrt(Math.PI));return{x:function(){return Z(n,r)}}}};var gO={kernelName:_l,outputsToSave:[!0],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(n,e)}}}};var yO={kernelName:Cl,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(n,Ln(e))}}}};var vO={kernelName:Rl,gradFunc:function(n){return{x:function(){return ke(n)}}}};var wO={kernelName:Ol,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=it(e.shape,r.shape),a=function(){var o=Ne(n,he(r,"float32")),c=St(e.shape,i);return c.length>0?Y(_e(o,c),e.shape):o},s=function(){var o=Z(n,he(e,"float32")),c=St(r.shape,i);c.length>0&&(o=Y(_e(o,c),r.shape));var l=$e(r);return Lt(Ne(o,he(l,"float32")))};return{a,b:s}}};var bO={kernelName:El,inputsToSave:["x","mean","variance","scale"],gradFunc:function(n,t,e){var r=e.varianceEpsilon,i=t[0],a=t[1],s=t[2],o=t[3],c=o==null?Se(1):o,l=St(a.shape,i.shape),u=[];if(a.rank===1){for(var h=0;h<i.shape.length-1;++h)u.push(i.shape[h]);u.push(1)}var d=be(i,a),p=Z(n,c),f=Bh(ge(s,Se(r))),m=Z(Z(Z(f,f),f),Se(-.5)),g=function(){return a.rank===1?Y(Z(Z(n,$i(Y(f,[1,1,1,a.shape[0]]),u)),c),i.shape):Y(Z(Z(n,f),c),i.shape)},y=function(){var x=Z(Z(f,Se(-1)),p);return a.rank===1&&(x=_e(x,l)),Y(x,a.shape)},w=function(){var x=Z(Z(m,d),p);return a.rank===1&&(x=_e(x,l)),Y(x,a.shape)},b=function(){var x=Z(d,f),N=Z(n,x);return a.rank===1&&(N=_e(N,l)),Y(N,a.shape)},S=function(){var x=n;return a.rank===1&&(x=_e(x,l)),Y(x,a.shape)};return{x:g,mean:y,variance:w,scale:b,offset:S}}};var xO={kernelName:Dl,inputsToSave:["x","indices"],gradFunc:function(n,t,e){var r=t[0],i=t[1],a=e.axis,s=rt(a,r.shape)[0],o=function(){var c=r.shape,l=i.size,u=c.slice(0,s),h=u.length,d=c.slice(a,c.length).slice(1),p=d.length,f=Cy(0,h),m=Cy(h+1,h+1+p),g=Ry([u,[l],d]),y=Y(n,g),w=Y(i,[l]),b=Ry([[h],f,m]),S=Nt(y,b),x=Hh(S,w,r.shape[s]),N=lo(b);return x=Nt(x,N),x};return{x:o,indices:function(){return i}}}};function Cy(n,t){for(var e=[],r=n;r<t;++r)e.push(r);return e}function Ry(n){for(var t=[],e=0;e<n.length;++e)for(var r=0;r<n[e].length;++r)t.push(n[e][r]);return t}var SO={kernelName:kl,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1];return{a:function(){return ke(e)},b:function(){return ke(r)}}}};var LO={kernelName:Fl,gradFunc:function(n){return{x:function(){return he(n,"float32")}}}};var IO={kernelName:Wl,gradFunc:function(n){return{x:function(){return ke(n)}}}};var AO={kernelName:Ul,gradFunc:function(n){return{x:function(){return ke(n)}}}};var TO={kernelName:Bl,gradFunc:function(n){return{x:function(){return ke(n)}}}};var NO={kernelName:Pl,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Ne(n,ge(e,1))}}}};var _O={kernelName:zl,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Ne(n,he(e,"float32"))}}}};var CO={kernelName:Ml,inputsToSave:[],outputsToSave:[!0],gradFunc:function(n,t,e){var r=t[0],i=e.axis;return{logits:function(){var a=!0,s=Ln(r);return be(n,Z(_e(n,i,a),s))}}}};function RO(n,t,e,r,i,a,s){r===void 0&&(r=5),i===void 0&&(i=1),a===void 0&&(a=1),s===void 0&&(s=.5);var o=function(u){return u.LRNGrad(e,n,t,r,i,a,s)},c={x:n,y:t,dy:e},l={depthRadius:r,bias:i,alpha:a,beta:s};return z.runKernelFunc(o,c,null,zm,l)}var OO=U({localResponseNormalizationBackprop_:RO});var EO={kernelName:Hl,inputsToSave:["x"],outputsToSave:[!0],gradFunc:function(n,t,e){var r=t,i=r[0],a=r[1],s=e,o=s.depthRadius,c=s.bias,l=s.alpha,u=s.beta;return{x:function(){return OO(i,a,n,o,c,l,u)}}}};function Oy(n,t,e,r){return t.rank<e.rank&&(t=Y(t,cn(t.shape,r))),n.rank<e.rank&&(n=Y(n,cn(n.shape,r))),{x:function(){var i=Z(n,he(Ja(e,t),n.dtype));return i}}}var Ey={kernelName:Vl,inputsToSave:["x"],outputsToSave:[!0],gradFunc:function(n,t,e){var r=e,i=r.reductionIndices,a=t[0],s=t[1],o=rt(i,a.shape),c=Oy(n,s,a,o);return{x:function(){return c.x()}}}};var DO={kernelName:ql,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=function(){return Z(n,he(ni(e,r),"float32"))},a=function(){return Z(n,he(bo(e,r),"float32"))};return{a:i,b:a}}};function kO(n,t,e,r,i,a,s,o){a===void 0&&(a=[1,1,1]);var c=R(n,"dy","maxPool3dBackprop"),l=R(t,"input","maxPool3dBackprop"),u=R(e,"output","maxPool3dBackprop"),h=c,d=l,p=u,f=!1;l.rank===4&&(f=!0,h=Y(c,[1,c.shape[0],c.shape[1],c.shape[2],c.shape[3]]),d=Y(l,[1,l.shape[0],l.shape[1],l.shape[2],l.shape[3]]),p=Y(u,[1,u.shape[0],u.shape[1],u.shape[2],u.shape[3]])),E(h.rank===5,function(){return"Error in maxPool3dBackprop: dy must be rank 5 but got rank "+(h.rank+".")}),E(d.rank===5,function(){return"Error in maxPool3dBackprop: input must be rank 5 but got rank "+(d.rank+".")}),E(p.rank===5,function(){return"Error in maxPool3dBackprop: output must be rank 5 but got rank "+(p.rank+".")}),E(qt(i,a),function(){return"Error in maxPool3dBackprop: Either strides or dilations "+("must be 1. Got strides "+i+" and dilations '"+a+"'")}),o!=null&&E(ot(s),function(){return"Error in maxPool3dBackprop: pad must be an integer when "+("using, dimRoundingMode "+o+" but got pad "+s+".")});var m=function(b){var S=Ka(d.shape,r,i,a,s,o);return b.maxPool3dBackprop(h,d,p,S)},g={dy:h,input:d,output:p},y={filterSize:r,strides:i,dilations:a,pad:s,dimRoundingMode:o},w=z.runKernelFunc(m,g,null,Mm,y);return f?Y(w,[w.shape[1],w.shape[2],w.shape[3],w.shape[4]]):w}var FO=U({maxPool3dBackprop_:kO});var WO={kernelName:Yl,inputsToSave:["x"],outputsToSave:[!0],gradFunc:function(n,t,e){var r=t,i=r[0],a=r[1],s=e,o=s.filterSize,c=s.strides,l=s.dilations,u=s.pad,h=s.dimRoundingMode,d=l==null?[1,1,1]:l;return{x:function(){return FO(n,i,a,o,c,d,u,h)}}}};function UO(n,t,e,r,i,a,s){var o=R(n,"dy","maxPoolBackprop"),c=R(t,"input","maxPoolBackprop"),l=R(e,"output","maxPoolBackprop");E(c.rank===o.rank,function(){return"Rank of input ("+c.rank+") does not match rank of dy "+("("+o.rank+")")}),E(o.rank===4,function(){return"Error in maxPoolBackprop: dy must be rank 4 but got rank "+(o.rank+".")}),E(c.rank===4,function(){return"Error in maxPoolBackprop: input must be rank 4 but got rank "+(c.rank+".")}),s!=null&&E(ot(a),function(){return"Error in maxPoolBackprop: pad must be an integer when using, "+("dimRoundingMode "+s+" but got pad "+a+".")});var u=function(p){var f=Yi(c.shape,r,i,1,a,s);return p.maxPoolBackprop(o,c,l,f)},h={dy:o,input:c,output:l},d={filterSize:r,strides:i,pad:a,dimRoundingMode:s};return z.runKernelFunc(u,h,null,Pm,d)}var BO=U({maxPoolBackprop_:UO});var zO={kernelName:Gl,inputsToSave:["x"],outputsToSave:[!0],gradFunc:function(n,t,e){var r=t,i=r[0],a=r[1],s=e,o=s.filterSize,c=s.strides,l=s.pad;return{x:function(){return BO(n,i,a,o,c,l)}}}};var PO={kernelName:jl,inputsToSave:["x"],outputsToSave:[!0],gradFunc:function(n,t,e){var r=e,i=r.axis,a=t[0],s=t[1],o=rt(i,a.shape),c=Oy(n,s,a,o);return{x:function(){return c.x()}}}};var MO={kernelName:Kl,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=function(){return Z(n,he(ri(e,r),"float32"))},a=function(){return Z(n,he(_r(e,r),"float32"))};return{a:i,b:a}}};var HO={kernelName:$l,inputsToSave:["x"],gradFunc:function(n,t,e){var r=t[0],i=e.paddings,a=i.map(function(s){return s[0]});return{x:function(){return Me(n,a,r.shape)}}}};var VO={kernelName:Xl,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=it(e.shape,r.shape),a=function(){var o=St(e.shape,i);return o.length>0?Y(_e(n,o),e.shape):n},s=function(){var o=Z(n,Lt(yo(Ne(e,r)))),c=St(r.shape,i);return c.length>0?Y(_e(o,c),r.shape):o};return{a,b:s}}};var qO={kernelName:Jl,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=it(e.shape,r.shape),a=function(){var o=Z(n,he(r,"float32")),c=St(e.shape,i);return c.length>0?Y(_e(o,c),e.shape):o},s=function(){var o=Z(n,he(e,"float32")),c=St(r.shape,i);return c.length>0?Y(_e(o,c),r.shape):o};return{a,b:s}}};var GO={kernelName:Zl,gradFunc:function(n){return{x:function(){return Lt(n)}}}};var YO={kernelName:eu,inputsToSave:["indices"],gradFunc:function(n,t){var e=t[0];return{indices:function(){return rr(e.shape,"float32")}}}};var jO={kernelName:Ql,gradFunc:function(n){return{x:function(){return ke(n)}}}};var Dy={kernelName:tu,inputsToSave:["x"],gradFunc:function(n,t,e){var r=t[0],i=e.paddings,a=i.map(function(s){return s[0]});return{x:function(){return Me(n,a,r.shape)}}}};var KO={kernelName:nu,inputsToSave:["a","b"],outputsToSave:[!0],gradFunc:function(n,t){var e=t[0],r=t[1],i=t[2],a=e,s=r,o=it(a.shape,s.shape),c=function(){var u=he(s,"float32"),h=Z(n,Z(u,ir(a,be(u,Se(1))))),d=St(a.shape,o);return d.length>0&&(h=_e(h,d)),Y(h,a.shape)},l=function(){var u=_r(a,0),h=Sn(u,ii(a),ke(a)),d=Z(n,Z(i,h)),p=St(s.shape,o);return p.length>0&&(d=_e(d,p)),Y(d,s.shape)};return{a:c,b:l}}};var $O={kernelName:ru,inputsToSave:["x","alpha"],gradFunc:function(n,t){var e=t[0],r=t[1],i=_r(e,0);return{x:function(){return Sn(i,n,Z(n,r))},alpha:function(){var a=Sn(i,ke(n),Z(n,e)),s=St(r.shape,n.shape);return s.length>0&&(a=_e(a,s)),Y(a,r.shape)}}}};var XO={kernelName:iu,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Ne(n,Lt($e(e)))}}}};var JO={kernelName:lu,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0],r=Z(ri(e,6),ta(e));return{x:function(){return Z(n,he(r,"float32"))}}}};var ZO={kernelName:au,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(n,he(ta(e),"float32"))}}}};var QO={kernelName:su,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Y(n,e.shape)}}}};var eE={kernelName:cu,inputsToSave:["images"],gradFunc:function(n,t,e){var r=t[0],i=function(o){var c=e.alignCorners;return o.resizeBilinearBackprop(n,r,c)},a={images:r},s=function(){return z.runKernelFunc(i,a,null,Zm,e)};return{images:s}}};var tE={kernelName:ou,inputsToSave:["images"],gradFunc:function(n,t,e){var r=t[0],i=function(o){var c=e.alignCorners;return o.resizeNearestNeighborBackprop(n,r,c)},a={images:r},s=function(){return z.runKernelFunc(i,a,null,Jm,e)};return{images:s}}};var nE={kernelName:uu,gradFunc:function(n,t,e){var r=e.dims,i=rt(r,n.shape);return{x:function(){return ar(n,i)}}}};var rE={kernelName:hu,gradFunc:function(n){return{x:function(){return ke(n)}}}};var iE={kernelName:du,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Lt(Ne(n,Z(ir(e,1.5),2)))}}}};var aE={kernelName:pu,inputsToSave:["condition"],gradFunc:function(n,t){var e=t[0];return{condition:function(){return he(ke(e),"float32")},t:function(){return Z(n,he(e,n.dtype))},e:function(){return Z(n,he(So(e),n.dtype))}}}};var sE={kernelName:fu,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){var r=_r(e,Se(0)),i=Se(Ny),a=Se(_y),s=Z(n,a),o=Z(Z(n,i),Ln(he(e,"float32")));return Sn(r,s,o)}}}};var oE={kernelName:wu,outputsToSave:[!0],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(n,Z(e,be(Se(1),e)))}}}};var cE={kernelName:vu,gradFunc:function(n){return{x:function(){return ke(n)}}}};var lE={kernelName:gu,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(go(he(e,"float32")),n)}}}};var uE={kernelName:yu,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(xh(he(e,"float32")),n)}}}};var hE={kernelName:mu,inputsToSave:["x"],gradFunc:function(n,t,e){for(var r=t[0],i=e,a=i.begin,s=i.size,o=r.shape,c=hh(r,a,s),l=c[0],u=c[1],h=[],d=0;d<n.rank;d++)h.push([l[d],o[d]-l[d]-u[d]]);return{x:function(){return oi(n,h)}}}};var dE={kernelName:Au,outputsToSave:[!0],gradFunc:function(n,t,e){var r=t[0],i=e.dim,a=!0,s=Z(n,r);return{logits:function(){return be(s,Z(_e(s,[i],a),r))}}}};var pE={kernelName:bu,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(n,ti(e))}}}};var ky={kernelName:Lu,gradFunc:function(n,t,e){var r=e,i=r.blockShape,a=r.paddings;return{x:function(){return po(n,i,a)}}}};var Fy={kernelName:Iu,gradFunc:function(n,t,e){var r=e.axis;return{x:function(){return kt(n,r)}}}};var fE={kernelName:xu,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Ne(n,Z(Gt(he(e,"float32")),2))}}}};var mE={kernelName:eg,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(n,Z(he(e,"float32"),2))}}}};var gE={kernelName:Tu,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=Se(2),a=function(){return Z(n,Z(i,be(e,r)))},s=function(){return Z(n,Z(i,be(r,e)))};return{a,b:s}}};var yE={kernelName:Fu,gradFunc:function(n){return{x:function(){return ke(n)}}}};var vE={kernelName:Nu,inputsToSave:["a","b"],gradFunc:function(n,t){var e=t[0],r=t[1],i=it(e.shape,r.shape),a=function(){var o=n,c=St(e.shape,i);return c.length>0&&(o=_e(o,c)),Y(o,e.shape)},s=function(){var o=n,c=St(r.shape,i);return c.length>0&&(o=_e(o,c)),Y(Lt(o),r.shape)};return{a,b:s}}};var wE={kernelName:Su,inputsToSave:["x"],gradFunc:function(n,t,e){var r=t[0],i=r.shape.slice(),a=e.axis,s=rt(a,r.shape);s.forEach(function(l){i[l]=1});var o=Y(n,i),c=Z(o,Ji(r.shape,"float32"));return{x:function(){return c}}}};var bE={kernelName:_u,inputsToSave:["x"],gradFunc:function(n,t){var e=t[0];return{x:function(){return Ne(n,$e(go(e)))}}}};var xE={kernelName:Cu,outputsToSave:[!0],gradFunc:function(n,t){var e=t[0];return{x:function(){return Z(be(Se(1),$e(e)),n)}}}};var SE={kernelName:Ru,inputsToSave:["x"],gradFunc:function(n,t,e){var r=t[0],i=e.reps,a=function(){var s=ke(r);if(r.rank===1)for(var o=0;o<i[0];++o)s=ge(s,Me(n,[o*r.shape[0]],[r.shape[0]]));else if(r.rank===2)for(var o=0;o<i[0];++o)for(var c=0;c<i[1];++c)s=ge(s,Me(n,[o*r.shape[0],c*r.shape[1]],[r.shape[0],r.shape[1]]));else if(r.rank===3)for(var o=0;o<i[0];++o)for(var c=0;c<i[1];++c)for(var l=0;l<i[2];++l)s=ge(s,Me(n,[o*r.shape[0],c*r.shape[1],l*r.shape[2]],[r.shape[0],r.shape[1],r.shape[2]]));else if(r.rank===4)for(var o=0;o<i[0];++o)for(var c=0;c<i[1];++c)for(var l=0;l<i[2];++l)for(var u=0;u<i[3];++u)s=ge(s,Me(n,[o*r.shape[0],c*r.shape[1],l*r.shape[2],u*r.shape[3]],[r.shape[0],r.shape[1],r.shape[2],r.shape[3]]));else throw new Error("Gradient for tile operation is not implemented for rank-"+(r.rank+" tensors yet."));return s};return{x:a}}};var LE={kernelName:Ou,gradFunc:function(n,t,e){var r=e,i=r.perm,a=lo(i);return{x:function(){return Nt(n,a)}}}};var IE={kernelName:Eu,gradFunc:function(n,t,e){var r=e,i=r.axis;return{value:function(){return ui(n,i)}}}};var TE={kernelName:Du,inputsToSave:["segmentIds"],gradFunc:function(n,t){var e=t[0],r=function(){return AE(n,e)};return{x:r}}};function AE(n,t){for(var e=Xi(t,ke(t)),r=vo(n,e),i=ni(t,Se(0,"int32")),a=r.rank-i.rank,s=0;s<a;++s)i=In(i,s+1);i=si(i,Ji(r.shape,"bool"));var o=ke(r);return Sn(i,r,o)}var NE={kernelName:ku,gradFunc:function(n){return{x:function(){return ke(n)}}}};var _E=[E3,D3,k3,F3,W3,U3,B3,z3,P3,M3,H3,V3,Y3,$3,X3,J3,Z3,Q3,eO,tO,nO,iO,rO,oO,cO,lO,uO,hO,dO,pO,fO,mO,gO,yO,wO,vO,bO,xO,SO,LO,IO,AO,TO,NO,_O,CO,EO,Ey,Ey,DO,WO,zO,PO,MO,HO,VO,qO,GO,YO,jO,Dy,Dy,KO,$O,XO,JO,ZO,QO,eE,tE,nE,rE,iE,aE,sE,oE,cE,lE,uE,hE,dE,pE,ky,ky,Fy,Fy,fE,gE,mE,yE,vE,wE,bE,xE,SE,LE,IE,TE,NE];for(var Zh=0,Wy=_E;Zh<Wy.length;Zh++){var CE=Wy[Zh];og(CE)}j.prototype.abs=function(){return this.throwIfDisposed(),Zt(this)};j.prototype.acos=function(){return this.throwIfDisposed(),Qg(this)};j.prototype.acosh=function(){return this.throwIfDisposed(),e0(this)};j.prototype.addStrict=function(n){return this.throwIfDisposed(),ay(this,n)};j.prototype.add=function(n){return this.throwIfDisposed(),ge(this,n)};j.prototype.all=function(n,t){return this.throwIfDisposed(),r0(this,n,t)};j.prototype.any=function(n,t){return this.throwIfDisposed(),i0(this,n,t)};j.prototype.argMax=function(n){return this.throwIfDisposed(),a0(this,n)};j.prototype.argMin=function(n){return this.throwIfDisposed(),s0(this,n)};j.prototype.asScalar=function(){return this.throwIfDisposed(),E(this.size===1,function(){return"The array must have only 1 element."}),Y(this,[])};j.prototype.asType=function(n){return this.throwIfDisposed(),he(this,n)};j.prototype.as1D=function(){return this.throwIfDisposed(),Y(this,[this.size])};j.prototype.as2D=function(n,t){return this.throwIfDisposed(),Y(this,[n,t])};j.prototype.as3D=function(n,t,e){return this.throwIfDisposed(),Y(this,[n,t,e])};j.prototype.as4D=function(n,t,e,r){return this.throwIfDisposed(),Y(this,[n,t,e,r])};j.prototype.as5D=function(n,t,e,r,i){return this.throwIfDisposed(),Y(this,[n,t,e,r,i])};j.prototype.asin=function(){return this.throwIfDisposed(),o0(this)};j.prototype.asinh=function(){return this.throwIfDisposed(),c0(this)};j.prototype.atan=function(){return this.throwIfDisposed(),l0(this)};j.prototype.atan2=function(n){return this.throwIfDisposed(),u0(this,n)};j.prototype.atanh=function(){return this.throwIfDisposed(),h0(this)};j.prototype.avgPool=function(n,t,e,r){return this.throwIfDisposed(),wh(this,n,t,e,r)};j.prototype.batchToSpaceND=function(n,t){return this.throwIfDisposed(),po(this,n,t)};j.prototype.batchNorm=function(n,t,e,r,i){return this.throwIfDisposed(),$a(this,n,t,e,r,i)};j.prototype.broadcastTo=function(n){return this.throwIfDisposed(),mo(this,n)};j.prototype.cast=function(n){return this.throwIfDisposed(),he(this,n)};j.prototype.ceil=function(){return this.throwIfDisposed(),f0(this)};j.prototype.clipByValue=function(n,t){return this.throwIfDisposed(),m0(this,n,t)};j.prototype.concat=function(n,t){return this.throwIfDisposed(),n instanceof j&&(n=[n]),kt([this].concat(n),t)};j.prototype.conv1d=function(n,t,e,r,i,a){return this.throwIfDisposed(),g0(this,n,t,e,r,i,a)};j.prototype.conv2dTranspose=function(n,t,e,r,i){return this.throwIfDisposed(),y0(this,n,t,e,r,i)};j.prototype.conv2d=function(n,t,e,r,i,a){return this.throwIfDisposed(),Ki(this,n,t,e,r,i,a)};j.prototype.cos=function(){return this.throwIfDisposed(),go(this)};j.prototype.cosh=function(){return this.throwIfDisposed(),xh(this)};j.prototype.cumsum=function(n,t,e){return this.throwIfDisposed(),Sh(this,n,t,e)};j.prototype.depthToSpace=function(n,t){return this.throwIfDisposed(),w0(this,n,t)};j.prototype.depthwiseConv2D=function(n,t,e,r,i,a){return _t("depthwiseConv2D is deprecated, use depthwiseConv2d instead"),this.throwIfDisposed(),Xa(this,n,t,e,r,i,a)};j.prototype.depthwiseConv2d=function(n,t,e,r,i,a){return this.throwIfDisposed(),Xa(this,n,t,e,r,i,a)};j.prototype.dilation2d=function(n,t,e,r,i){return this.throwIfDisposed(),b0(this,n,t,e,r,i)};j.prototype.divNoNan=function(n){return this.throwIfDisposed(),x0(this,n)};j.prototype.divStrict=function(n){return this.throwIfDisposed(),sy(this,n)};j.prototype.div=function(n){return this.throwIfDisposed(),Ne(this,n)};j.prototype.dot=function(n){return this.throwIfDisposed(),S0(this,n)};j.prototype.elu=function(){return this.throwIfDisposed(),Lh(this)};j.prototype.equalStrict=function(n){return this.throwIfDisposed(),Q0(this,n)};j.prototype.equal=function(n){return this.throwIfDisposed(),Ja(this,n)};j.prototype.erf=function(){return this.throwIfDisposed(),L0(this)};j.prototype.exp=function(){return this.throwIfDisposed(),Ln(this)};j.prototype.expandDims=function(n){return this.throwIfDisposed(),In(this,n)};j.prototype.expm1=function(){return this.throwIfDisposed(),I0(this)};j.prototype.fft=function(){return this.throwIfDisposed(),No(this)};j.prototype.flatten=function(){return this.throwIfDisposed(),Y(this,[this.size])};j.prototype.floor=function(){return this.throwIfDisposed(),yo(this)};j.prototype.floorDiv=function(n){return this.throwIfDisposed(),mh(this,n)};j.prototype.gather=function(n,t){return this.throwIfDisposed(),vo(this,n,t)};j.prototype.greaterEqualStrict=function(n){return this.throwIfDisposed(),ey(this,n)};j.prototype.greaterEqual=function(n){return this.throwIfDisposed(),ni(this,n)};j.prototype.greaterStrict=function(n){return this.throwIfDisposed(),ty(this,n)};j.prototype.greater=function(n){return this.throwIfDisposed(),_r(this,n)};j.prototype.ifft=function(){return this.throwIfDisposed(),ts(this)};j.prototype.irfft=function(){return this.throwIfDisposed(),Mh(this)};j.prototype.isFinite=function(){return this.throwIfDisposed(),N0(this)};j.prototype.isInf=function(){return this.throwIfDisposed(),_0(this)};j.prototype.isNaN=function(){return this.throwIfDisposed(),C0(this)};j.prototype.leakyRelu=function(n){return this.throwIfDisposed(),R0(this,n)};j.prototype.lessEqualStrict=function(n){return this.throwIfDisposed(),ny(this,n)};j.prototype.lessEqual=function(n){return this.throwIfDisposed(),ri(this,n)};j.prototype.lessStrict=function(n){return this.throwIfDisposed(),ry(this,n)};j.prototype.less=function(n){return this.throwIfDisposed(),bo(this,n)};j.prototype.localResponseNormalization=function(n,t,e,r){return this.throwIfDisposed(),O0(this,n,t,e,r)};j.prototype.logSigmoid=function(){return this.throwIfDisposed(),D0(this)};j.prototype.logSoftmax=function(n){return this.throwIfDisposed(),k0(this,n)};j.prototype.logSumExp=function(n,t){return this.throwIfDisposed(),_h(this,n,t)};j.prototype.log=function(){return this.throwIfDisposed(),ii(this)};j.prototype.log1p=function(){return this.throwIfDisposed(),Th(this)};j.prototype.logicalAnd=function(n){return this.throwIfDisposed(),si(this,n)};j.prototype.logicalNot=function(){return this.throwIfDisposed(),So(this)};j.prototype.logicalOr=function(n){return this.throwIfDisposed(),Ch(this,n)};j.prototype.logicalXor=function(n){return this.throwIfDisposed(),F0(this,n)};j.prototype.matMul=function(n,t,e){return this.throwIfDisposed(),Ue(this,n,t,e)};j.prototype.maxPool=function(n,t,e,r){return this.throwIfDisposed(),Rh(this,n,t,e,r)};j.prototype.max=function(n,t){return this.throwIfDisposed(),ai(this,n,t)};j.prototype.maximumStrict=function(n){return this.throwIfDisposed(),oy(this,n)};j.prototype.maximum=function(n){return this.throwIfDisposed(),Xi(this,n)};j.prototype.mean=function(n,t){return this.throwIfDisposed(),Za(this,n,t)};j.prototype.min=function(n,t){return this.throwIfDisposed(),Lo(this,n,t)};j.prototype.minimumStrict=function(n){return this.throwIfDisposed(),cy(this,n)};j.prototype.minimum=function(n){return this.throwIfDisposed(),Io(this,n)};j.prototype.mirrorPad=function(n,t){return this.throwIfDisposed(),W0(this,n,t)};j.prototype.modStrict=function(n){return this.throwIfDisposed(),ly(this,n)};j.prototype.mod=function(n){return this.throwIfDisposed(),Oh(this,n)};j.prototype.mulStrict=function(n){return this.throwIfDisposed(),uy(this,n)};j.prototype.mul=function(n){return this.throwIfDisposed(),Z(this,n)};j.prototype.neg=function(){return this.throwIfDisposed(),Lt(this)};j.prototype.norm=function(n,t,e){return this.throwIfDisposed(),Eo(this,n,t,e)};j.prototype.notEqualStrict=function(n){return this.throwIfDisposed(),iy(this,n)};j.prototype.notEqual=function(n){return this.throwIfDisposed(),Ao(this,n)};j.prototype.oneHot=function(n,t,e){return t===void 0&&(t=1),e===void 0&&(e=0),this.throwIfDisposed(),oo(this,n,t,e)};j.prototype.onesLike=function(){return this.throwIfDisposed(),Eh(this)};j.prototype.pad=function(n,t){return this.throwIfDisposed(),oi(this,n,t)};j.prototype.pool=function(n,t,e,r,i){return this.throwIfDisposed(),U0(this,n,t,e,r,i)};j.prototype.powStrict=function(n){return this.throwIfDisposed(),hy(this,n)};j.prototype.pow=function(n){return this.throwIfDisposed(),ir(this,n)};j.prototype.prelu=function(n){return this.throwIfDisposed(),Dh(this,n)};j.prototype.prod=function(n,t){return this.throwIfDisposed(),B0(this,n,t)};j.prototype.reciprocal=function(){return this.throwIfDisposed(),P0(this)};j.prototype.relu=function(){return this.throwIfDisposed(),es(this)};j.prototype.relu6=function(){return this.throwIfDisposed(),Uh(this)};j.prototype.reshapeAs=function(n){return this.throwIfDisposed(),Y(this,n.shape)};j.prototype.reshape=function(n){return this.throwIfDisposed(),Y(this,n)};j.prototype.resizeBilinear=function(n,t){return this.throwIfDisposed(),Iy(this,n,t)};j.prototype.resizeNearestNeighbor=function(n,t){return this.throwIfDisposed(),Ay(this,n,t)};j.prototype.reverse=function(n){return this.throwIfDisposed(),ar(this,n)};j.prototype.rfft=function(){return this.throwIfDisposed(),_o(this)};j.prototype.round=function(){return this.throwIfDisposed(),M0(this)};j.prototype.rsqrt=function(){return this.throwIfDisposed(),Bh(this)};j.prototype.selu=function(){return this.throwIfDisposed(),H0(this)};j.prototype.separableConv2d=function(n,t,e,r,i,a){return this.throwIfDisposed(),V0(this,n,t,e,r,i,a)};j.prototype.sigmoid=function(){return this.throwIfDisposed(),ti(this)};j.prototype.sign=function(){return this.throwIfDisposed(),q0(this)};j.prototype.sin=function(){return this.throwIfDisposed(),zh(this)};j.prototype.sinh=function(){return this.throwIfDisposed(),Ph(this)};j.prototype.slice=function(n,t){return this.throwIfDisposed(),Me(this,n,t)};j.prototype.softmax=function(n){return this.throwIfDisposed(),G0(this,n)};j.prototype.softplus=function(){return this.throwIfDisposed(),Nh(this)};j.prototype.spaceToBatchND=function(n,t){return this.throwIfDisposed(),To(this,n,t)};j.prototype.split=function(n,t){return this.throwIfDisposed(),ea(this,n,t)};j.prototype.sqrt=function(){return this.throwIfDisposed(),Gt(this)};j.prototype.square=function(){return this.throwIfDisposed(),$e(this)};j.prototype.squaredDifference=function(n){return this.throwIfDisposed(),Co(this,n)};j.prototype.squaredDifferenceStrict=function(n){return this.throwIfDisposed(),dy(this,n)};j.prototype.squeeze=function(n){return this.throwIfDisposed(),Ro(this,n)};j.prototype.stack=function(n,t){this.throwIfDisposed();var e=n instanceof j?[this,n]:[this].concat(n);return ui(e,t)};j.prototype.step=function(n){return this.throwIfDisposed(),ta(this,n)};j.prototype.stridedSlice=function(n,t,e,r,i,a,s,o){return this.throwIfDisposed(),j0(this,n,t,e,r,i,a,s,o)};j.prototype.subStrict=function(n){return this.throwIfDisposed(),py(this,n)};j.prototype.sub=function(n){return this.throwIfDisposed(),be(this,n)};j.prototype.sum=function(n,t){return this.throwIfDisposed(),_e(this,n,t)};j.prototype.tan=function(){return this.throwIfDisposed(),K0(this)};j.prototype.tanh=function(){return this.throwIfDisposed(),ho(this)};j.prototype.tile=function(n){return this.throwIfDisposed(),$i(this,n)};j.prototype.toBool=function(){return this.throwIfDisposed(),he(this,"bool")};j.prototype.toFloat=function(){return this.throwIfDisposed(),he(this,"float32")};j.prototype.toInt=function(){return this.throwIfDisposed(),he(this,"int32")};j.prototype.topk=function(n,t){return this.throwIfDisposed(),$0(this,n,t)};j.prototype.transpose=function(n){return this.throwIfDisposed(),Nt(this,n)};j.prototype.unique=function(n){return this.throwIfDisposed(),X0(this,n)};j.prototype.unsortedSegmentSum=function(n,t){return this.throwIfDisposed(),Hh(this,n,t)};j.prototype.unstack=function(n){return this.throwIfDisposed(),Oo(this,n)};j.prototype.where=function(n,t){return this.throwIfDisposed(),Sn(n,this,t)};j.prototype.zerosLike=function(){return this.throwIfDisposed(),ke(this)};A.Abs=Zc;A.Acos=Qc;A.Acosh=el;A.AdadeltaOptimizer=Yh;A.AdagradOptimizer=jh;A.AdamOptimizer=Kh;A.AdamaxOptimizer=$h;A.Add=Zs;A.AddN=tl;A.All=lm;A.Any=um;A.ArgMax=nl;A.ArgMin=rl;A.Asin=il;A.Asinh=al;A.Atan=sl;A.Atan2=cl;A.Atanh=ol;A.AvgPool=ll;A.AvgPool3D=ul;A.AvgPool3DBackprop=dm;A.AvgPoolBackprop=hm;A.BatchMatMul=hl;A.BatchToSpaceND=dl;A.BroadcastTo=pl;A.Cast=Qs;A.Ceil=fl;A.ClipByValue=ml;A.Complex=pm;A.Concat=gl;A.Conv2D=yl;A.Conv2DBackpropFilter=fm;A.Conv2DBackpropInput=vl;A.Conv3D=wl;A.Conv3DBackpropFilterV2=mm;A.Conv3DBackpropInputV2=gm;A.Cos=bl;A.Cosh=xl;A.CropAndResize=ym;A.Cumsum=Sl;A.DataStorage=yL;A.DepthToSpace=vm;A.DepthwiseConv2dNative=Ll;A.DepthwiseConv2dNativeBackpropFilter=wm;A.DepthwiseConv2dNativeBackpropInput=bm;A.Diag=xm;A.Dilation2D=Il;A.Dilation2DBackpropFilter=Lm;A.Dilation2DBackpropInput=Sm;A.Div=Al;A.Elu=Tl;A.EluGrad=Im;A.Environment=sm;A.Equal=Am;A.Erf=Nl;A.Exp=_l;A.Expm1=Cl;A.FFT=Tm;A.Fill=Nm;A.FlipLeftRight=_m;A.Floor=Rl;A.FloorDiv=Ol;A.FromPixels=Wu;A.FusedBatchNorm=El;A.FusedConv2D=Bu;A.FusedDepthwiseConv2D=zu;A.GatherNd=Cm;A.GatherV2=Dl;A.Greater=Rm;A.GreaterEqual=kl;A.IFFT=Om;A.Identity=Fl;A.Imag=Em;A.IsFinite=Wl;A.IsInf=Ul;A.IsNan=Bl;A.KernelBackend=Yf;A.LRN=Hl;A.LRNBackprop=zm;A.Less=Dm;A.LessEqual=km;A.LinSpace=Fm;A.Log=zl;A.Log1p=Pl;A.LogSoftmax=Ml;A.LogicalAnd=Wm;A.LogicalNot=Um;A.LogicalOr=Bm;A.Max=Vl;A.MaxPool=Gl;A.MaxPool3D=Yl;A.MaxPool3DBackprop=Mm;A.MaxPoolBackprop=Pm;A.MaxPoolWithArgmax=Hm;A.Maximum=ql;A.Mean=Vm;A.Min=jl;A.Minimum=Kl;A.MirrorPad=$l;A.Mod=Xl;A.MomentumOptimizer=Xh;A.Multiply=Jl;A.Negate=Zl;A.NonMaxSuppressionV3=Gm;A.NonMaxSuppressionV4=Ym;A.NonMaxSuppressionV5=jm;A.NotEqual=qm;A.OP_SCOPE_SUFFIX=yg;A.OneHot=eu;A.OnesLike=Ql;A.Optimizer=Cr;A.PadV2=tu;A.Pool=FL;A.Pow=nu;A.Prelu=ru;A.Prod=Km;A.RMSPropOptimizer=Jh;A.Range=$m;A.Real=Xm;A.Reciprocal=iu;A.Relu=au;A.Relu6=lu;A.Reshape=su;A.ResizeBilinear=cu;A.ResizeBilinearGrad=Zm;A.ResizeNearestNeighbor=ou;A.ResizeNearestNeighborGrad=Jm;A.Reverse=uu;A.RotateWithOffset=ag;A.Round=hu;A.Rsqrt=du;A.SGDOptimizer=Uo;A.ScatterNd=Qm;A.SelectV2=pu;A.Selu=fu;A.Sigmoid=wu;A.Sign=vu;A.Sin=gu;A.Sinh=yu;A.Slice=mu;A.Softmax=Au;A.Softplus=bu;A.SpaceToBatchND=Lu;A.SparseToDense=tg;A.SplitV=Iu;A.Sqrt=xu;A.Square=eg;A.SquaredDifference=Tu;A.Step=Fu;A.StridedSlice=ng;A.Sub=Nu;A.Sum=Su;A.Tan=_u;A.Tanh=Cu;A.Tensor=j;A.TensorBuffer=ro;A.Tile=Ru;A.TopK=rg;A.Transpose=Ou;A.Unique=ig;A.Unpack=Eu;A.UnsortedSegmentSum=Du;A.Variable=Va;A.ZerosLike=ku;A._FusedMatMul=Uu;A.abs=Zt;A.acos=Qg;A.acosh=e0;A.add=ge;A.addN=t5;A.addStrict=ay;A.all=r0;A.any=i0;A.argMax=a0;A.argMin=s0;A.asin=o0;A.asinh=c0;A.atan=l0;A.atan2=u0;A.atanh=h0;A.avgPool=wh;A.avgPool3d=w5;A.backend=GA;A.backend_util=N3;A.basicLSTMCell=A5;A.batchNorm=$a;A.batchNorm2d=R5;A.batchNorm3d=E5;A.batchNorm4d=k5;A.batchToSpaceND=po;A.booleanMaskAsync=iC;A.broadcastTo=mo;A.browser=mA;A.buffer=Bn;A.cast=he;A.ceil=f0;A.clipByValue=m0;A.clone=Qr;A.complex=xr;A.concat=kt;A.concat1d=z5;A.concat2d=M5;A.concat3d=V5;A.concat4d=G5;A.conv1d=g0;A.conv2d=Ki;A.conv2dTranspose=y0;A.conv3d=J5;A.conv3dTranspose=eT;A.copyRegisteredKernels=BL;A.cos=go;A.cosh=xh;A.cosineWindow=Vh;A.cumsum=Sh;A.customGrad=Pn;A.deprecationWarn=_t;A.depthToSpace=w0;A.depthwiseConv2d=Xa;A.device_util=cI;A.diag=oT;A.dilation2d=b0;A.disableDeprecationWarnings=EA;A.dispose=Vt;A.disposeVariables=DA;A.div=Ne;A.divNoNan=x0;A.divStrict=sy;A.dot=S0;A.dropout=EC;A.elu=Lh;A.enableDebugMode=OA;A.enableProdMode=RA;A.enclosingPowerOfTwo=my;A.engine=kA;A.env=qe;A.equal=Ja;A.equalStrict=Q0;A.erf=L0;A.exp=Ln;A.expandDims=In;A.expm1=I0;A.eye=A0;A.fft=No;A.fill=Ih;A.findBackend=HA;A.findBackendFactory=VA;A.floor=yo;A.floorDiv=mh;A.fused=qC;A.gather=vo;A.gatherND=CC;A.gather_util=gA;A.getBackend=PA;A.getGradient=Hu;A.getKernel=Mu;A.getKernelsForBackend=eo;A.grad=HT;A.grads=VT;A.greater=_r;A.greaterEqual=ni;A.greaterEqualStrict=ey;A.greaterStrict=ty;A.ifft=ts;A.imag=wo;A.image=XR;A.inTopKAsync=kC;A.io=iA;A.irfft=Mh;A.isFinite=N0;A.isInf=_0;A.isNaN=C0;A.keep=Zg;A.kernel_impls=O3;A.leakyRelu=R0;A.less=bo;A.lessEqual=ri;A.lessEqualStrict=ny;A.lessStrict=ry;A.linalg=JR;A.linspace=BT;A.localResponseNormalization=O0;A.log=ii;A.log1p=Th;A.logSigmoid=D0;A.logSoftmax=k0;A.logSumExp=_h;A.logicalAnd=si;A.logicalNot=So;A.logicalOr=Ch;A.logicalXor=F0;A.losses=ZR;A.matMul=Ue;A.math=hA;A.max=ai;A.maxPool=Rh;A.maxPool3d=sN;A.maxPoolWithArgmax=cN;A.maximum=Xi;A.maximumStrict=oy;A.mean=Za;A.memory=FA;A.min=Lo;A.minimum=Io;A.minimumStrict=cy;A.mirrorPad=W0;A.mod=Oh;A.modStrict=ly;A.moments=gN;A.movingAverage=SC;A.mul=Z;A.mulStrict=uy;A.multiRNNCell=vN;A.multinomial=bN;A.neg=Lt;A.nextFrame=t3;A.norm=Eo;A.notEqual=Ao;A.notEqualStrict=iy;A.oneHot=oo;A.ones=Ji;A.onesLike=Eh;A.op=U;A.outerProduct=AN;A.pad=oi;A.pad1d=_N;A.pad2d=RN;A.pad3d=EN;A.pad4d=kN;A.pool=U0;A.pow=ir;A.powStrict=hy;A.prelu=Dh;A.print=Ng;A.prod=B0;A.profile=WA;A.rand=VN;A.randomGamma=e_;A.randomNormal=n_;A.randomUniform=z0;A.range=Wh;A.ready=zA;A.real=Qa;A.reciprocal=P0;A.registerBackend=qA;A.registerGradient=og;A.registerKernel=sg;A.relu=es;A.relu6=Uh;A.removeBackend=MA;A.reshape=Y;A.reverse=ar;A.reverse1d=l_;A.reverse2d=h_;A.reverse3d=p_;A.reverse4d=m_;A.rfft=_o;A.round=M0;A.rsqrt=Bh;A.scalar=Se;A.scatterND=IC;A.scatter_util=yA;A.selu=H0;A.separableConv2d=V0;A.serialization=bA;A.setBackend=BA;A.setPlatform=YA;A.setdiff1dAsync=x_;A.sigmoid=ti;A.sign=q0;A.signal=$R;A.sin=zh;A.sinh=Ph;A.slice=Me;A.slice1d=T_;A.slice2d=__;A.slice3d=R_;A.slice4d=E_;A.slice_util=Kg;A.softmax=G0;A.softplus=Nh;A.spaceToBatchND=To;A.sparseToDense=NC;A.spectral=KR;A.split=ea;A.sqrt=Gt;A.square=$e;A.squaredDifference=Co;A.squaredDifferenceStrict=dy;A.squeeze=Ro;A.stack=ui;A.step=ta;A.stridedSlice=j0;A.sub=be;A.subStrict=py;A.sum=_e;A.sumOutType=QL;A.tan=K0;A.tanh=ho;A.tensor=Lr;A.tensor1d=Qi;A.tensor2d=ns;A.tensor3d=kg;A.tensor4d=Y_;A.tensor5d=j_;A.tensor6d=K_;A.tensor_util=nI;A.test_util=_A;A.tidy=xt;A.tile=$i;A.time=UA;A.topk=$0;A.train=QR;A.transpose=Nt;A.truncatedNormal=J_;A.unique=X0;A.unregisterGradient=UL;A.unregisterKernel=WL;A.unsortedSegmentSum=Hh;A.unstack=Oo;A.upcastType=io;A.util=HL;A.valueAndGrad=qT;A.valueAndGrads=GT;A.variable=tC;A.variableGrads=E0;A.version_core=CA;A.where=Sn;A.whereAsync=Z0;A.zeros=rr;A.zerosLike=ke}),lw=we(tt=>{"use strict";Object.defineProperty(tt,"__esModule",{value:!0});var v=di();var Qh=function(n,t){return Qh=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,r){e.__proto__=r}||function(e,r){for(var i in r)r.hasOwnProperty(i)&&(e[i]=r[i])},Qh(n,t)};function Q(n,t){Qh(n,t);function e(){this.constructor=n}n.prototype=t===null?Object.create(t):(e.prototype=t.prototype,new e)}var Qt=function(){return Qt=Object.assign||function(t){for(var e,r=1,i=arguments.length;r<i;r++){e=arguments[r];for(var a in e)Object.prototype.hasOwnProperty.call(e,a)&&(t[a]=e[a])}return t},Qt.apply(this,arguments)};function RE(n,t){var e={};for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&t.indexOf(r)<0&&(e[r]=n[r]);if(n!=null&&typeof Object.getOwnPropertySymbols=="function")for(var i=0,r=Object.getOwnPropertySymbols(n);i<r.length;i++)t.indexOf(r[i])<0&&(e[r[i]]=n[r[i]]);return e}function Ae(n,t,e,r){return new(e||(e=Promise))(function(i,a){function s(l){try{c(r.next(l))}catch(u){a(u)}}function o(l){try{c(r.throw(l))}catch(u){a(u)}}function c(l){l.done?i(l.value):new e(function(u){u(l.value)}).then(s,o)}c((r=r.apply(n,t||[])).next())})}function xe(n,t){var e={label:0,sent:function(){if(a[0]&1)throw a[1];return a[1]},trys:[],ops:[]},r,i,a,s;return s={next:o(0),throw:o(1),return:o(2)},typeof Symbol=="function"&&(s[Symbol.iterator]=function(){return this}),s;function o(l){return function(u){return c([l,u])}}function c(l){if(r)throw new TypeError("Generator is already executing.");for(;e;)try{if(r=1,i&&(a=l[0]&2?i.return:l[0]?i.throw||((a=i.return)&&a.call(i),0):i.next)&&!(a=a.call(i,l[1])).done)return a;(i=0,a)&&(l=[l[0]&2,a.value]);switch(l[0]){case 0:case 1:a=l;break;case 4:return e.label++,{value:l[1],done:!1};case 5:e.label++,i=l[1],l=[0];continue;case 7:l=e.ops.pop(),e.trys.pop();continue;default:if(!(a=e.trys,a=a.length>0&&a[a.length-1])&&(l[0]===6||l[0]===2)){e=0;continue}if(l[0]===3&&(!a||l[1]>a[0]&&l[1]<a[3])){e.label=l[1];break}if(l[0]===6&&e.label<a[1]){e.label=a[1],a=l;break}if(a&&e.label<a[2]){e.label=a[2],e.ops.push(l);break}a[2]&&e.ops.pop(),e.trys.pop();continue}l=t.call(n,e)}catch(u){l=[6,u],i=0}finally{r=a=0}if(l[0]&5)throw l[1];return{value:l[0]?l[1]:void 0,done:!0}}}var ed;function It(){return ed==null&&(ed=v.backend().epsilon()),ed}function An(){return"channelsLast"}var Rr=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return Object.setPrototypeOf(r,t.prototype),r}return t}(Error),Mn=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return Object.setPrototypeOf(r,t.prototype),r}return t}(Error),M=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return Object.setPrototypeOf(r,t.prototype),r}return t}(Error),Re=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return Object.setPrototypeOf(r,t.prototype),r}return t}(Error),OE=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return Object.setPrototypeOf(r,t.prototype),r}return t}(Error),yG=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return Object.setPrototypeOf(r,t.prototype),r}return t}(Error);function pi(n,t){if(Array.isArray(n)){for(var e=[],r=0;r<t;r++)e=e.concat(n);return e}else{var e=new Array(t);return e.fill(n),e}}function Hn(n,t){if(!n)throw new OE(t)}function Uy(n,t){for(var e=0,r=0,i=n;r<i.length;r++){var a=i[r];a===t&&e++}return e}function Yt(n){return n.length===1?n[0]:n}function nt(n){return Array.isArray(n)?n:[n]}function or(n){var t=n.replace(/(.)([A-Z][a-z0-9]+)/g,"$1_$2"),e=t.replace(/([a-z])([A-Z])/g,"$1_$2").toLowerCase();return e[0]!=="_"?e:"private"+e}function fi(n){return n.length<=1||n.indexOf("_")===-1?n:n.replace(/[_]+(\w|$)/g,function(t,e){return e.toUpperCase()})}var mn={};function td(n){if(n==null)return null;var t={};return t.className=n.getClassName(),t.config=n.getConfig(),t}function nd(n){if(n==null||typeof n!="object")return;if(Array.isArray(n))n.forEach(function(s){return nd(s)});else for(var t=Object.keys(n),e=0,r=t;e<r.length;e++){var i=r[e],a=n[i];a!=null&&typeof a=="object"&&(!Array.isArray(a)&&a.type==="ndarray"&&typeof a.value=="number"?n[i]=a.value:nd(a))}}function rs(n,t,e,r,i){var a,s,o;if(t===void 0&&(t={}),e===void 0&&(e={}),r===void 0&&(r="object"),i===void 0&&(i=!1),typeof n=="string"){var c=n,l=void 0;if(c in e)l=e[c];else if(c in mn)l=mn[c];else if(l=t[c],l==null)throw new M("Unknown "+r+": "+n+`. This may be due to one of the following reasons:
`+("1. The "+r+" is defined in Python, in which ")+`case it needs to be ported to TensorFlow.js or your JavaScript code.
`+("2. The custom "+r+" is defined in JavaScript, ")+"but is not registered properly with tf.serialization.registerClass().");return l}else{var u=n;if(u.className==null||u.config==null)throw new M(r+": Improper config format: "+(JSON.stringify(u)+`.
`)+"'className' and 'config' must set.");var h=u.className,d=void 0,p=void 0;if(h in e?(a=e[h],d=a[0],p=a[1]):h in mn?(s=mn.className,d=s[0],p=s[1]):h in t&&(o=t[h],d=o[0],p=o[1]),d==null)throw new M("Unknown "+r+": "+h+`. This may be due to one of the following reasons:
`+("1. The "+r+" is defined in Python, in which ")+`case it needs to be ported to TensorFlow.js or your JavaScript code.
`+("2. The custom "+r+" is defined in JavaScript, ")+"but is not registered properly with tf.serialization.registerClass().");if(p!=null){for(var f={},m=0,g=Object.keys(mn);m<g.length;m++){var y=g[m];f[y]=mn[y]}for(var w=0,b=Object.keys(e);w<b.length;w++){var y=b[w];f[y]=e[y]}var S=u.config;S.customObjects=f;for(var x=Qt({},mn),N=0,I=Object.keys(e);N<I.length;N++){var y=I[N];mn[y]=e[y]}nd(u.config);var C=p(d,u.config,e,i);return mn=Qt({},x),C}else{for(var x=Qt({},mn),O=0,D=Object.keys(e);O<D.length;O++){var y=D[O];mn[y]=e[y]}var C=new d(u.config);return mn=Qt({},x),C}}}function EE(n,t){return n<t?-1:n>t?1:0}function Bo(n,t){return-1*EE(n,t)}function Or(n){if(n==null)return n;for(var t=[],e=0,r=n;e<r.length;e++){var i=r[e];t.indexOf(i)===-1&&t.push(i)}return t}function DE(n){if(n==null)throw new M("Invalid value in obj: "+JSON.stringify(n));for(var t in n)if(n.hasOwnProperty(t))return!1;return!0}function ra(n,t,e){if(e==null)return;if(n.indexOf(e)<0)throw new M(e+" is not a valid "+t+".  Valid values are "+n+" or null/undefined.")}function rd(n,t,e,r){return e===void 0&&(e=0),r===void 0&&(r=Infinity),Hn(e>=0),Hn(r>=e),Array.isArray(n)&&n.length>=e&&n.length<=r&&n.every(function(i){return typeof i===t})}function Ct(n,t){Array.isArray(n)?(v.util.assert(n.length>0,function(){return t+" is unexpectedly an empty array."}),n.forEach(function(e,r){return Ct(e,"element "+(r+1)+" of "+t)})):v.util.assert(Number.isInteger(n)&&n>0,function(){return"Expected "+t+" to be a positive integer, but got "+(By(n)+".")})}function By(n){return n===null?"null":Array.isArray(n)?"["+n.map(function(t){return By(t)}).join(",")+"]":typeof n=="string"?'"'+n+'"':""+n}function kE(n,t){var e=v.util.now(),r,i=function(){for(var a=[],s=0;s<arguments.length;s++)a[s]=arguments[s];var o=v.util.now();return o-e<t||(e=o,r=n.apply(void 0,a)),r};return i}function zy(n){return n==="relu"?"relu":n==="linear"?"linear":n==="elu"?"elu":null}function id(n,t){return v.tidy(function(){return v.sqrt(v.sum(v.mul(n,n),t,!0))})}var is=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.getConfig=function(){return{}},t}(v.serialization.Serializable),Py=function(n){Q(t,n);function t(e){var r=n.call(this)||this;return r.defaultMaxValue=2,r.defaultAxis=0,r.maxValue=e.maxValue!=null?e.maxValue:r.defaultMaxValue,r.axis=e.axis!=null?e.axis:r.defaultAxis,r}return t.prototype.apply=function(e){var r=this;return v.tidy(function(){var i=id(e,r.axis),a=v.clipByValue(i,0,r.maxValue);return v.mul(e,v.div(a,v.add(It(),i)))})},t.prototype.getConfig=function(){return{maxValue:this.maxValue,axis:this.axis}},t.className="MaxNorm",t}(is);v.serialization.registerClass(Py);var My=function(n){Q(t,n);function t(e){var r=n.call(this)||this;return r.defaultAxis=0,r.axis=e.axis!=null?e.axis:r.defaultAxis,r}return t.prototype.apply=function(e){var r=this;return v.tidy(function(){return v.div(e,v.add(It(),id(e,r.axis)))})},t.prototype.getConfig=function(){return{axis:this.axis}},t.className="UnitNorm",t}(is);v.serialization.registerClass(My);var Hy=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return v.relu(e)},t.className="NonNeg",t}(is);v.serialization.registerClass(Hy);var Vy=function(n){Q(t,n);function t(e){var r=n.call(this)||this;return r.defaultMinValue=0,r.defaultMaxValue=1,r.defaultRate=1,r.defaultAxis=0,r.minValue=e.minValue!=null?e.minValue:r.defaultMinValue,r.maxValue=e.maxValue!=null?e.maxValue:r.defaultMaxValue,r.rate=e.rate!=null?e.rate:r.defaultRate,r.axis=e.axis!=null?e.axis:r.defaultAxis,r}return t.prototype.apply=function(e){var r=this;return v.tidy(function(){var i=id(e,r.axis),a=v.add(v.mul(r.rate,v.clipByValue(i,r.minValue,r.maxValue)),v.mul(1-r.rate,i));return v.mul(e,v.div(a,v.add(It(),i)))})},t.prototype.getConfig=function(){return{minValue:this.minValue,maxValue:this.maxValue,rate:this.rate,axis:this.axis}},t.className="MinMaxNorm",t}(is);v.serialization.registerClass(Vy);var qy={maxNorm:"MaxNorm",minMaxNorm:"MinMaxNorm",nonNeg:"NonNeg",unitNorm:"UnitNorm"};function At(n){return td(n)}function Gy(n,t){return t===void 0&&(t={}),rs(n,v.serialization.SerializationMap.getMap().classNameMap,t,"constraint")}function Tt(n){if(n==null)return null;if(typeof n=="string"){var t=n in qy?qy[n]:n,e={className:t,config:{}};return Gy(e)}else return n instanceof is?n:Gy(n)}function FE(n){return new Py(n)}function WE(n){return new My(n)}function UE(){return new Hy}function BE(n){return new Vy(n)}var zE={__proto__:null,maxNorm:FE,unitNorm:WE,nonNeg:UE,minMaxNorm:BE};var PE=["channelsFirst","channelsLast"],ME=["valid","same","causal"],HE=["max","avg"],VE=["sum","mul","concat","ave"];var ia=new Map;function yt(n){ra(PE,"DataFormat",n)}function ln(n){ra(ME,"PaddingMode",n)}function Yy(n){ra(HE,"PoolMode",n)}var as=[],jy="/";function mi(n,t){as.push(n);try{var e=t();return as.pop(),e}catch(r){throw as.pop(),r}}function qE(){return as.length===0?"":as.join(jy)+jy}function $y(n){if(!Ky(n))throw new Error("Not a valid tensor name: '"+n+"'");return qE()+n}function Xy(n){if(!Ky(n))throw new Error("Not a valid tensor name: '"+n+"'");ia.has(n)||ia.set(n,0);var t=ia.get(n);if(ia.set(n,ia.get(n)+1),t>0){var e=n+"_"+t;return ia.set(e,1),e}else return n}var GE=new RegExp(/^[A-Za-z0-9][-A-Za-z0-9\._\/]*$/);function Ky(n){return!!n.match(GE)}function YE(n){return n===parseInt(n.toString(),10)}function Er(n,t,e){t==null&&(t=0),e==null&&(e=n.length);for(var r=1,i=t;i<e;++i)r*=n[i];return r}function Jy(n){return n=Array.isArray(n)?new Float32Array(n):n,v.tensor1d(n)}function aa(n){return v.min(Jy(n)).dataSync()[0]}function Dr(n){return v.max(Jy(n)).dataSync()[0]}function Tn(n,t){if(t<n)throw new M("end ("+t+") < begin ("+n+") is forbidden.");for(var e=[],r=n;r<t;++r)e.push(r);return e}function ss(n,t){return n.asType(t)}function os(n,t){t===void 0&&(t=-1);var e=n.shape.slice();return t<0&&(t=e.length+t+1),e.splice(t,0,1),n.reshape(e)}function jE(n,t){return v.tidy(function(){if(n.shape.length!==2)throw new M("repeat() expects a rank-2 tensor, but received a "+("rank-"+n.shape.length+" tensor."));var e=os(n,1);return ad(e,[1,t,1])})}function KE(n){var t=[Er(n.shape)];return n.reshape(t)}function $E(n){if(n.rank<=1)throw new M("batchFlatten requires a minimum rank of 2. Got rank: "+n.rank+".");var t=[n.shape[0],Er(n.shape,1)];return n.reshape(t)}function gi(n,t,e){return v.tidy(function(){switch(n.rank){case 1:return v.slice1d(n,t,e);case 2:return v.slice2d(n,[t,0],[e,n.shape[1]]);case 3:return v.slice3d(n,[t,0,0],[e,n.shape[1],n.shape[2]]);case 4:return v.slice4d(n,[t,0,0,0],[e,n.shape[1],n.shape[2],n.shape[3]]);case 5:return v.slice(n,[t,0,0,0,0],[e,n.shape[1],n.shape[2],n.shape[3],n.shape[4]]);case 6:return v.slice(n,[t,0,0,0,0,0],[e,n.shape[1],n.shape[2],n.shape[3],n.shape[4],n.shape[5]]);default:throw new M("sliceAlongFirstAxis() received an unsupported tensor rank: "+(""+n.rank))}})}function sd(n,t,e){return v.tidy(function(){switch(n.rank){case 1:return v.slice1d(n,t,e);case 2:return v.slice2d(n,[0,t],[n.shape[0],e]);case 3:return v.slice3d(n,[0,0,t],[n.shape[0],n.shape[1],e]);case 4:return v.slice4d(n,[0,0,0,t],[n.shape[0],n.shape[1],n.shape[2],e]);default:throw new M("sliceAlongLastAxis() received an unsupported tensor rank: "+(""+n.rank))}})}function zo(n,t,e,r){return v.tidy(function(){switch(n.rank){case 1:return v.slice1d(n,t,e);case 2:switch(r){case 1:return gi(n,t,e);case 2:return sd(n,t,e);default:throw new M("The axis is not within the rank of the tensor "+(""+r))}case 3:switch(r){case 1:return gi(n,t,e);case 2:return v.slice3d(n,[0,t,0],[n.shape[0],e,n.shape[2]]);case 3:return sd(n,t,e);default:throw new M("The axis is not within the rank of the tensor "+(""+r))}case 4:switch(r){case 1:return gi(n,t,e);case 2:return v.slice4d(n,[0,t,0,0],[n.shape[0],e,n.shape[2],n.shape[3]]);case 3:return v.slice4d(n,[0,0,t,0],[n.shape[0],n.shape[1],e,n.shape[3]]);case 4:return sd(n,t,e);default:throw new M("The axis is not within the rank of the tensor "+(""+r))}default:throw new M("sliceAlongLastAxis() received an unsupported tensor rank: "+(""+n.rank))}})}function od(n,t){t===void 0&&(t=-1);var e;return t<0&&(e=n[0].rank,e!==0?t=e:t=0),t===n[0].rank&&(t=-1),v.concat(n,t)}function Zy(n,t){switch(n.rank){case 1:return v.concat1d([n,t]);case 2:return v.concat2d([n,t],0);case 3:return v.concat3d([n,t],0);case 4:return v.concat4d([n,t],0);default:throw new M("concatAlongFirstAxis() received an unsupported "+("tensor rank: "+n.rank))}}function ad(n,t){if(Array.isArray(t)||(t=[t]),n.rank!==t.length)throw new M("The length of input n ("+t.length+") does not match "+("the number of dimensions in input x ("+n.rank+")"));return v.tile(n,t)}function Po(n,t,e,r,i){return t===void 0&&(t=0),e===void 0&&(e=1),v.randomNormal(n,t,e,r,i)}function Vn(n,t,e,r){if(n.rank<2||t.rank<2)throw new Re("dot requires both inputs to be rank >= 2"+(" but got x shape = "+n.shape+" and y shape = "+t.shape));if(t.rank>=3){var i=n.shape.slice(-1)[0],a=t.shape.slice(-2)[0];if(i!==a)throw new Re("If rank y >= 3, then the second last dim"+(" of y must equal the last dim of x but got x shape = "+n.shape+" and ")+(" y shape = "+t.shape))}if(n.rank===2&&t.rank===2){var s=!1,o=!1;return v.fused.matMul({a:n,b:t,transposeA:s,transposeB:o,bias:r?cd(n.rank,r,An()):null,activation:e})}else{var c=n.shape.slice(),l=c.pop();n=n.reshape([-1,l]);var u=t.shape.slice(),h=u.pop(),a=u.pop(),d=u.concat([h]),p=Array.from({length:t.rank},function(w,b){return b===0?t.rank-2:b<=t.rank-2?b-1:b});t=t.transpose(p).reshape([a,-1]);var f=c.concat(d),s=!1,o=!1;return v.fused.matMul({a:n,b:t,transposeA:s,transposeB:o,bias:r?cd(n.rank,r,An()):null,activation:e}).reshape(f)}}function Qy(n,t,e){return v.tidy(function(){return Array.isArray(t)?t=v.tensor1d(t,"int32"):t=t.toInt(),v.gather(n,t,e)})}function cs(n){return v.mul(n,n)}function cd(n,t,e){var r=t.shape;if(t.rank!==1&&t.rank!==n)throw new M("Unexpected bias dimensions: "+t.rank+("; expected it to be 1 or "+n));if(n===5){if(e==="channelsFirst")return r.length===1?t.reshape([1,r[0],1,1,1]):t.reshape([1,r[3],r[0],r[1],r[2]]);if(e==="channelsLast")return r.length===1?t.reshape([1,1,1,1,r[0]]):t.reshape([1].concat(r))}else if(n===4){if(e==="channelsFirst")return r.length===1?t.reshape([1,r[0],1,1]):t.reshape([1,r[2],r[0],r[1]]);if(e==="channelsLast")return r.length===1?t.reshape([1,1,1,r[0]]):t.reshape([1].concat(r))}else if(n===3){if(e==="channelsFirst")return r.length===1?t.reshape([1,r[0],1]):t.reshape([1,r[1],r[0]]);if(e==="channelsLast")return r.length===1?t.reshape([1,1,r[0]]):t.reshape([1].concat(r))}else if(n<3)return t;throw new M("Unsupported input rank by biasAdd: "+t.rank)}function qn(n,t,e){return v.tidy(function(){return e==null&&(e=An()),yt(e),n.add(cd(n.rank,t,e))})}function XE(n,t){if(t===void 0&&(t=1),t!==1)throw new Re("Support for alpha values other than 1 ("+t+") is not implemented yet.");return v.elu(n)}function JE(n){return v.tidy(function(){return v.div(n,v.abs(n).add(1))})}function ev(n,t,e,r){return v.tidy(function(){return v.dropout(n,t,e,r)})}function ZE(n){return v.tidy(function(){var t=v.add(.5,v.mul(.2,n));return v.clipByValue(t,0,1)})}function ls(n,t,e){return e===void 0&&(e=!1),e?n():t()}var QE=["fanIn","fanOut","fanAvg"],e7=["normal","uniform","truncatedNormal"];function t7(n){ra(QE,"FanMode",n)}function n7(n){ra(e7,"Distribution",n)}var gn=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.fromConfigUsesCustomObjects=function(){return!1},t.prototype.getConfig=function(){return{}},t}(v.serialization.Serializable),tv=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e,r){return v.zeros(e,r)},t.className="Zeros",t}(gn);v.serialization.registerClass(tv);var ld=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e,r){return v.ones(e,r)},t.className="Ones",t}(gn);v.serialization.registerClass(ld);var nv=function(n){Q(t,n);function t(e){var r=n.call(this)||this;if(typeof e!="object")throw new M("Expected argument of type ConstantConfig but got "+e);if(e.value===void 0)throw new M("config must have value set but got "+e);return r.value=e.value,r}return t.prototype.apply=function(e,r){var i=this;return v.tidy(function(){return v.mul(v.scalar(i.value),v.ones(e,r))})},t.prototype.getConfig=function(){return{value:this.value}},t.className="Constant",t}(gn);v.serialization.registerClass(nv);var rv=function(n){Q(t,n);function t(e){var r=n.call(this)||this;return r.DEFAULT_MINVAL=-.05,r.DEFAULT_MAXVAL=.05,r.minval=e.minval||r.DEFAULT_MINVAL,r.maxval=e.maxval||r.DEFAULT_MAXVAL,r.seed=e.seed,r}return t.prototype.apply=function(e,r){return v.randomUniform(e,this.minval,this.maxval,r)},t.prototype.getConfig=function(){return{minval:this.minval,maxval:this.maxval,seed:this.seed}},t.className="RandomUniform",t}(gn);v.serialization.registerClass(rv);var iv=function(n){Q(t,n);function t(e){var r=n.call(this)||this;return r.DEFAULT_MEAN=0,r.DEFAULT_STDDEV=.05,r.mean=e.mean||r.DEFAULT_MEAN,r.stddev=e.stddev||r.DEFAULT_STDDEV,r.seed=e.seed,r}return t.prototype.apply=function(e,r){if(r=r||"float32",r!=="float32"&&r!=="int32")throw new Re("randomNormal does not support dType "+r+".");return Po(e,this.mean,this.stddev,r,this.seed)},t.prototype.getConfig=function(){return{mean:this.mean,stddev:this.stddev,seed:this.seed}},t.className="RandomNormal",t}(gn);v.serialization.registerClass(iv);var av=function(n){Q(t,n);function t(e){var r=n.call(this)||this;return r.DEFAULT_MEAN=0,r.DEFAULT_STDDEV=.05,r.mean=e.mean||r.DEFAULT_MEAN,r.stddev=e.stddev||r.DEFAULT_STDDEV,r.seed=e.seed,r}return t.prototype.apply=function(e,r){if(r=r||"float32",r!=="float32"&&r!=="int32")throw new Re("truncatedNormal does not support dType "+r+".");return v.truncatedNormal(e,this.mean,this.stddev,r,this.seed)},t.prototype.getConfig=function(){return{mean:this.mean,stddev:this.stddev,seed:this.seed}},t.className="TruncatedNormal",t}(gn);v.serialization.registerClass(av);var sv=function(n){Q(t,n);function t(e){var r=n.call(this)||this;return r.gain=e.gain!=null?e.gain:1,r}return t.prototype.apply=function(e,r){var i=this;return v.tidy(function(){if(e.length!==2||e[0]!==e[1])throw new M("Identity matrix initializer can only be used for 2D square matrices.");return v.mul(i.gain,v.eye(e[0]))})},t.prototype.getConfig=function(){return{gain:this.gain}},t.className="Identity",t}(gn);v.serialization.registerClass(sv);function r7(n,t){t===void 0&&(t="channelsLast");var e,r;if(yt(t),n.length===2)e=n[0],r=n[1];else if([3,4,5].indexOf(n.length)!==-1){if(t==="channelsFirst"){var i=Er(n,2);e=n[1]*i,r=n[0]*i}else if(t==="channelsLast"){var i=Er(n,0,n.length-2);e=n[n.length-2]*i,r=n[n.length-1]*i}}else{var a=Er(n);e=Math.sqrt(a),r=Math.sqrt(a)}return[e,r]}var en=function(n){Q(t,n);function t(e){var r=n.call(this)||this;if(e.scale<0)throw new M("scale must be a positive float. Got: "+e.scale);return r.scale=e.scale==null?1:e.scale,r.mode=e.mode==null?"fanIn":e.mode,t7(r.mode),r.distribution=e.distribution==null?"normal":e.distribution,n7(r.distribution),r.seed=e.seed,r}return t.prototype.apply=function(e,r){var i=r7(e),a=i[0],s=i[1],o=this.scale;if(this.mode==="fanIn"?o/=Math.max(1,a):this.mode==="fanOut"?o/=Math.max(1,s):o/=Math.max(1,(a+s)/2),this.distribution==="normal"){var c=Math.sqrt(o);if(r=r||"float32",r!=="float32"&&r!=="int32")throw new Re(this.getClassName()+" does not support dType "+r+".");return v.truncatedNormal(e,0,c,r,this.seed)}else{var l=Math.sqrt(3*o);return v.randomUniform(e,-l,l,r)}},t.prototype.getConfig=function(){return{scale:this.scale,mode:this.mode,distribution:this.distribution,seed:this.seed}},t.className="VarianceScaling",t}(gn);v.serialization.registerClass(en);var ud=function(n){Q(t,n);function t(e){return n.call(this,{scale:1,mode:"fanAvg",distribution:"uniform",seed:e==null?null:e.seed})||this}return t.prototype.getClassName=function(){return en.className},t.className="GlorotUniform",t}(en);v.serialization.registerClass(ud);var hd=function(n){Q(t,n);function t(e){return n.call(this,{scale:1,mode:"fanAvg",distribution:"normal",seed:e==null?null:e.seed})||this}return t.prototype.getClassName=function(){return en.className},t.className="GlorotNormal",t}(en);v.serialization.registerClass(hd);var dd=function(n){Q(t,n);function t(e){return n.call(this,{scale:2,mode:"fanIn",distribution:"normal",seed:e==null?null:e.seed})||this}return t.prototype.getClassName=function(){return en.className},t.className="HeNormal",t}(en);v.serialization.registerClass(dd);var pd=function(n){Q(t,n);function t(e){return n.call(this,{scale:2,mode:"fanIn",distribution:"uniform",seed:e==null?null:e.seed})||this}return t.prototype.getClassName=function(){return en.className},t.className="HeUniform",t}(en);v.serialization.registerClass(pd);var fd=function(n){Q(t,n);function t(e){return n.call(this,{scale:1,mode:"fanIn",distribution:"normal",seed:e==null?null:e.seed})||this}return t.prototype.getClassName=function(){return en.className},t.className="LeCunNormal",t}(en);v.serialization.registerClass(fd);var md=function(n){Q(t,n);function t(e){return n.call(this,{scale:1,mode:"fanIn",distribution:"uniform",seed:e==null?null:e.seed})||this}return t.prototype.getClassName=function(){return en.className},t.className="LeCunNormal",t}(en);v.serialization.registerClass(md);var ov=function(n){Q(t,n);function t(e){var r=n.call(this)||this;if(r.DEFAULT_GAIN=1,r.gain=e.gain==null?r.DEFAULT_GAIN:e.gain,r.seed=e.seed,r.seed!=null)throw new Re("Random seed is not implemented for Orthogonal Initializer yet.");return r}return t.prototype.apply=function(e,r){var i=this;return v.tidy(function(){if(e.length<2)throw new Re("Shape must be at least 2D.");e[0]*e[1]>2e3&&console.warn("Orthogonal initializer is being called on a matrix with more "+("than 2000 ("+e[0]*e[1]+") elements: ")+"Slowness may result.");var a=e[0]>e[1]?[e[1],e[0]]:e,s=Po(a,0,1,"float32"),o=v.linalg.gramSchmidt(s);return e[0]>e[1]&&(o=o.transpose()),v.mul(i.gain,o)})},t.prototype.getConfig=function(){return{gain:this.gain,seed:this.seed}},t.className="Orthogonal",t}(gn);v.serialization.registerClass(ov);var cv={constant:"Constant",glorotNormal:"GlorotNormal",glorotUniform:"GlorotUniform",heNormal:"HeNormal",heUniform:"HeUniform",identity:"Identity",leCunNormal:"LeCunNormal",leCunUniform:"LeCunUniform",ones:"Ones",orthogonal:"Orthogonal",randomNormal:"RandomNormal",randomUniform:"RandomUniform",truncatedNormal:"TruncatedNormal",varianceScaling:"VarianceScaling",zeros:"Zeros"};function lv(n,t){return t===void 0&&(t={}),rs(n,v.serialization.SerializationMap.getMap().classNameMap,t,"initializer")}function lt(n){return td(n)}function at(n){if(typeof n=="string"){var t=n in cv?cv[n]:n;if(t==="GlorotNormal")return new hd;if(t==="GlorotUniform")return new ud;if(t==="HeNormal")return new dd;if(t==="HeUniform")return new pd;if(t==="LeCunNormal")return new fd;if(t==="LeCunUniform")return new md;var e={};return e.className=t,e.config={},lv(e)}else return n instanceof gn?n:lv(n)}function i7(){return new tv}function a7(){return new ld}function s7(n){return new nv(n)}function o7(n){return new rv(n)}function c7(n){return new iv(n)}function l7(n){return new av(n)}function u7(n){return new sv(n)}function h7(n){return new en(n)}function d7(n){return new ud(n)}function p7(n){return new hd(n)}function f7(n){return new dd(n)}function m7(n){return new pd(n)}function g7(n){return new fd(n)}function y7(n){return new md(n)}function v7(n){return new ov(n)}var w7={__proto__:null,zeros:i7,ones:a7,constant:s7,randomUniform:o7,randomNormal:c7,truncatedNormal:l7,identity:u7,varianceScaling:h7,glorotUniform:d7,glorotNormal:p7,heNormal:f7,heUniform:m7,leCunNormal:g7,leCunUniform:y7,orthogonal:v7};var b7=0;function uv(){return b7++}var Mo={};function Ho(n){return n===void 0&&(n=""),n in Mo||(Mo[n]=0),Mo[n]+=1,n+Mo[n].toString()}function gd(n){return Array.isArray(n)&&Array.isArray(n[0])}function Vo(n){return n.length===0?[]:Array.isArray(n[0])?n:[n]}function Oe(n){var t;if(Array.isArray(n)){if(n.length!==1)throw new M("Expected Tensor length to be 1; got "+n.length);t=n[0]}else t=n;return t}function Xe(n){if(Array.isArray(n)&&Array.isArray(n[0])){if(n.length===1)return n=n,n[0];throw new M("Expected exactly 1 Shape; got "+n.length)}else return n}function qo(n){for(var t=0,e=0,r=n;e<r.length;e++){var i=r[e];i.shape.length===0?t+=1:t+=i.shape.reduce(function(a,s){return a*s})}return t}var hv="Variable",dv=function(){function n(t,e,r,i,a){e===void 0&&(e="float32"),r===void 0&&(r=hv),i===void 0&&(i=!0),a===void 0&&(a=null),this.dtype=e==null?"float32":e,this.shape=t.shape,this.id=uv(),r=r==null?hv:r,this.originalName=$y(r),this.name=Xy(this.originalName),this.trainable_=i,this.constraint=a,this.val=v.variable(t,this.trainable_,this.name,this.dtype)}return n.prototype.read=function(){return this.assertNotDisposed(),this.val},n.prototype.write=function(t){return this.assertNotDisposed(),x7(this.val,t),this.val.id!==t.id&&(this.val.assign(t),this.constraint!=null&&this.val.assign(this.constraint.apply(this.val))),this},n.prototype.dispose=function(){this.assertNotDisposed(),this.val.dispose()},n.prototype.assertNotDisposed=function(){if(this.val.isDisposed)throw new Error("LayersVariable "+this.name+" is already disposed.")},Object.defineProperty(n.prototype,"trainable",{get:function(){return this.trainable_},set:function(t){this.trainable_=t,this.val.trainable=t},enumerable:!0,configurable:!0}),n}();function x7(n,t){if(n.shape.toString()!==t.shape.toString())throw new Error("Shape mismatch: "+JSON.stringify(n.shape)+" vs. "+JSON.stringify(t.shape))}function yd(n){return n.map(function(t){return t.read()})}function vd(n){n.forEach(function(t){var e=t[0];e.write(t[1])})}var Rt=function(){function n(t){this.dtype=t.dtype,this.shape=t.shape,t.shape!=null?this.ndim=t.shape.length:this.ndim=t.ndim,this.maxNDim=t.maxNDim,this.minNDim=t.minNDim,this.axes=t.axes||{}}return n}(),Nn=function(){function n(t,e,r,i,a,s,o){this.dtype=t,this.shape=e,this.sourceLayer=r,this.inputs=i,this.callArgs=a,this.outputTensorIndex=o,this.id=uv(),s!=null&&(this.originalName=$y(s),this.name=Xy(this.originalName)),this.rank=e.length}return n}(),S7=0,Go=function(){function n(t,e){this.callArgs=e,this.id=S7++,this.outboundLayer=t.outboundLayer,this.inboundLayers=t.inboundLayers,this.nodeIndices=t.nodeIndices,this.tensorIndices=t.tensorIndices,this.inputTensors=t.inputTensors,this.outputTensors=t.outputTensors,this.inputMasks=t.inputMasks,this.outputMasks=t.outputMasks,this.inputShapes=t.inputShapes,this.outputShapes=t.outputShapes;for(var r=0,i=t.inboundLayers;r<i.length;r++){var a=i[r];a!=null&&a.outboundNodes.push(this)}t.outboundLayer.inboundNodes.push(this)}return n.prototype.getConfig=function(){for(var t=[],e=0,r=this.inboundLayers;e<r.length;e++){var i=r[e];i!=null?t.push(i.name):t.push(null)}return{outboundLayer:this.outboundLayer?this.outboundLayer.name:null,inboundLayers:t,nodeIndices:this.nodeIndices,tensorIndices:this.tensorIndices}},n}(),L7=0,Fe=function(n){Q(t,n);function t(e){e===void 0&&(e={});var r=n.call(this)||this;r._callHook=null,r._addedWeightNames=[],r._stateful=!1,r.id=L7++,r.activityRegularizer=null,r.inputSpec=null,r.supportsMasking=!1,r._trainableWeights=[],r._nonTrainableWeights=[],r._losses=[],r._updates=[],r._built=!1,r.inboundNodes=[],r.outboundNodes=[];var i=e.name;if(!i){var a=r.getClassName();i=or(a)+"_"+Ho(a)}if(r.name=i,r.trainable_=e.trainable==null?!0:e.trainable,e.inputShape!=null||e.batchInputShape!=null){var s=void 0;if(e.batchInputShape!=null)s=e.batchInputShape;else if(e.inputShape!=null){var o=null;e.batchSize!=null&&(o=e.batchSize),s=[o].concat(e.inputShape)}r.batchInputShape=s;var c=e.dtype;c==null&&(c=e.inputDType),c==null&&(c="float32"),r.dtype=c}return e.weights!=null?r.initialWeights=e.weights:r.initialWeights=null,r._refCount=null,r.fastWeightInitDuringBuild=!1,r}return t.nodeKey=function(e,r){return e.name+"_ib-"+r.toString()},t.prototype.getNodeAtIndex=function(e,r){if(this.inboundNodes.length===0)throw new Mn("The layer has never been called "+("and thus has no defined "+r+"."));if(this.inboundNodes.length<=e)throw new M("Asked to get "+r+" at node "+e+", "+("but the layer has only "+this.inboundNodes.length+" inbound nodes."));return this.inboundNodes[e]},t.prototype.getInputAt=function(e){return Yt(this.getNodeAtIndex(e,"input").inputTensors)},t.prototype.getOutputAt=function(e){return Yt(this.getNodeAtIndex(e,"output").outputTensors)},Object.defineProperty(t.prototype,"input",{get:function(){if(this.inboundNodes.length>1)throw new Rr("Layer "+this.name+' has multiple inbound nodes, hence the notion of "layer input" is ill-defined. Use `getInputAt(nodeIndex)` instead.');if(this.inboundNodes.length===0)throw new Rr("Layer "+this.name+" is not connected, no input to return.");return Yt(this.getNodeAtIndex(0,"input").inputTensors)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"output",{get:function(){if(this.inboundNodes.length===0)throw new Rr("Layer "+this.name+" has no inbound nodes.");if(this.inboundNodes.length>1)throw new Rr("Layer "+this.name+' has multiple inbound nodes, hence the notion of "layer output" is ill-defined. Use `getOutputAt(nodeIndex)` instead.');return Yt(this.getNodeAtIndex(0,"output").outputTensors)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"losses",{get:function(){return this._losses},enumerable:!0,configurable:!0}),t.prototype.calculateLosses=function(){return this.losses.map(function(e){return e()})},Object.defineProperty(t.prototype,"updates",{get:function(){return this._updates},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"built",{get:function(){return this._built},set:function(e){this._built=e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"trainable",{get:function(){return this.trainable_},set:function(e){this._trainableWeights.forEach(function(r){return r.trainable=e}),this.trainable_=e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"trainableWeights",{get:function(){return this.trainable_?this._trainableWeights.filter(function(e){return e.trainable}):[]},set:function(e){this._trainableWeights=e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"nonTrainableWeights",{get:function(){return this.trainable?this._trainableWeights.filter(function(e){return!e.trainable}).concat(this._nonTrainableWeights):this._trainableWeights.concat(this._nonTrainableWeights)},set:function(e){this._nonTrainableWeights=e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"weights",{get:function(){return this.trainableWeights.concat(this.nonTrainableWeights)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"stateful",{get:function(){return this._stateful},enumerable:!0,configurable:!0}),t.prototype.resetStates=function(){if(!this.stateful)throw new Error("Cannot call the resetStates() method of a non-stateful Layer object.")},t.prototype.assertInputCompatibility=function(e){if(e=nt(e),this.inputSpec==null||this.inputSpec.length===0)return;var r=nt(this.inputSpec);if(e.length!==r.length)throw new M("Layer "+this.name+" expects "+r.length+" inputs, "+("but it received "+e.length+" input tensors. ")+("Input received: "+e));for(var i=0;i<e.length;i++){var a=e[i],s=r[i];if(s==null)continue;var o=a.rank;if(s.ndim!=null&&o!==s.ndim)throw new M("Input "+i+" is incompatible with layer "+this.name+": "+("expected ndim="+s.ndim+", found ndim="+o));if(s.maxNDim!=null&&o>s.maxNDim)throw new M("Input "+i+" is incompatible with layer "+this.name+(": expected max_ndim="+s.maxNDim+", found ndim="+o));if(s.minNDim!=null&&o<s.minNDim)throw new M("Input "+i+" is incompatible with layer "+this.name+(": expected min_ndim="+s.minNDim+", found ndim="+o+"."));if(s.dtype!=null&&a.dtype!==s.dtype)throw new M("Input "+i+" is incompatible with layer "+this.name+" "+(": expected dtype="+s.dtype+", found dtype="+a.dtype+"."));if(s.axes){var c=a.shape;for(var l in s.axes){var u=Number(l),h=s.axes[l],d=u>=0?c[u]:c[c.length+u];if(h!=null&&[h,null].indexOf(d)===-1)throw new M("Input "+i+" is incompatible with layer "+(this.name+": expected axis "+u+" of input shape to ")+("have value "+h+" but got shape "+c+"."))}}if(s.shape!=null)for(var p=0;p<s.shape.length;++p){var f=s.shape[p],m=a.shape[p];if(f!=null&&m!=null&&f!==m)throw new M("Input "+i+" is incompatible with layer "+(this.name+": expected shape="+s.shape+", ")+("found shape="+a.shape+"."))}}},t.prototype.call=function(e,r){return e},t.prototype.invokeCallHook=function(e,r){this._callHook!=null&&this._callHook(e,r)},t.prototype.setCallHook=function(e){this._callHook=e},t.prototype.clearCallHook=function(){this._callHook=null},t.prototype.apply=function(e,r){var i=this;r=r||{},this.assertNotDisposed();for(var a=nt(e),s=!0,o=0,c=a;o<c.length;o++){var l=c[o];if(!(l instanceof Nn)){s=!1;break}}for(var u=!0,h=0,d=a;h<d.length;h++){var l=d[h];if(l instanceof Nn){u=!1;break}}if(s===u)throw new M("Arguments to apply() must be all SymbolicTensors or all Tensors");return mi(this.name,function(){if(!i.built){i.assertInputCompatibility(e);for(var p=[],f=0,m=nt(e);f<m.length;f++){var g=m[f];p.push(g.shape)}i.build(Yt(p)),i.built=!0,i.initialWeights&&i.setWeights(i.initialWeights),i._refCount===null&&u&&(i._refCount=1)}if(i.assertInputCompatibility(e),u){for(var y=i.call(e,r),w=nt(y),b=[],S=0,x=w;S<x.length;S++){var N=x[S];a.indexOf(N)!==-1&&(N=N.clone()),b.push(N)}if(y=Yt(b),i.activityRegularizer!=null)throw new Re("Layer invocation in the presence of activity regularizer(s) is not supported yet.");return y}else{var I=I7(e),C=i.computeOutputShape(I),y=void 0,O=A7(e);if(i.warnOnIncompatibleInputShape(Array.isArray(e)?I[0]:I),C!=null&&C.length>0&&Array.isArray(C[0])?y=C.map(function(F,k){return new Nn(O,F,i,nt(e),r,i.name,k)}):y=new Nn(O,C,i,nt(e),r,i.name),i.addInboundNode(e,y,null,null,I,C,r),i._refCount++,i.activityRegularizer!=null)throw new Re("Layer invocation in the presence of activity regularizer(s) is not supported yet.");return y}})},t.prototype.warnOnIncompatibleInputShape=function(e){if(this.batchInputShape==null)return;if(e.length!==this.batchInputShape.length)console.warn("The rank of the input tensor provided (shape: "+(JSON.stringify(e)+") does not match that of the ")+("batchInputShape ("+JSON.stringify(this.batchInputShape)+") ")+("of the layer "+this.name));else{var r=!1;this.batchInputShape.forEach(function(i,a){i!=null&&e[a]!=null&&e[a]!==i&&(r=!0)}),r&&console.warn("The shape of the input tensor "+("("+JSON.stringify(e)+") does not ")+("match the expectation of layer "+this.name+": ")+(""+JSON.stringify(this.batchInputShape)))}},Object.defineProperty(t.prototype,"outputShape",{get:function(){if(this.inboundNodes==null||this.inboundNodes.length===0)throw new Rr("The layer "+this.name+" has never been called and thus has no defined output shape.");for(var e=[],r=0,i=this.inboundNodes;r<i.length;r++){var a=i[r],s=JSON.stringify(a.outputShapes);e.indexOf(s)===-1&&e.push(s)}if(e.length===1){var o=this.inboundNodes[0].outputShapes;return Array.isArray(o)&&Array.isArray(o[0])&&o.length===1?o[0]:o}else throw new Rr("The layer "+this.name+' has multiple inbound nodes with different output shapes. Hence the notion of "output shape" is ill-defined for the layer.')},enumerable:!0,configurable:!0}),t.prototype.countParams=function(){if(!this.built)throw new Mn("You tried to call countParams() on "+this.name+", but the layer is not built yet. Build it first by calling build(batchInputShape).");return qo(this.weights)},t.prototype.build=function(e){this.built=!0},t.prototype.getWeights=function(e){return e===void 0&&(e=!1),yd(e?this.trainableWeights:this.weights)},t.prototype.setWeights=function(e){var r=this;v.tidy(function(){var i=r.weights;if(i.length!==e.length)throw new M('You called setWeights(weights) on layer "'+r.name+'" '+("with a weight list of length "+e.length+", ")+("but the layer was expecting "+i.length+" weights. ")+("Provided weights: "+e+"..."));if(i.length===0)return;for(var a=[],s=yd(i),o=0;o<s.length;++o){var c=s[o],l=i[o],u=e[o];if(!v.util.arraysEqual(c.shape,u.shape))throw new M("Layer weight shape "+c.shape+" "+("not compatible with provided weight shape "+u.shape));a.push([l,u])}vd(a)})},t.prototype.addWeight=function(e,r,i,a,s,o,c){if(this._addedWeightNames.indexOf(e)!==-1)throw new M("Duplicate weight name "+e+" for layer "+this.name);this._addedWeightNames.push(e),i==null&&(i="float32"),this.fastWeightInitDuringBuild&&(a=at("zeros"));var l=a.apply(r,i),u=new dv(l,i,e,o,c);return l.dispose(),s!=null&&this.addLoss(function(){return s.apply(u.read())}),o==null&&(o=!0),o?this._trainableWeights.push(u):this._nonTrainableWeights.push(u),u},t.prototype.setFastWeightInitDuringBuild=function(e){this.fastWeightInitDuringBuild=e},t.prototype.addLoss=function(e){var r;if(e==null||Array.isArray(e)&&e.length===0)return;e=nt(e),this._losses!==void 0&&this._losses!==null&&(r=this.losses).push.apply(r,e)},t.prototype.computeOutputShape=function(e){return e},t.prototype.computeMask=function(e,r){var i=this;if(!this.supportsMasking){if(r!=null)if(Array.isArray(r))r.forEach(function(a){if(a!=null)throw new TypeError("Layer "+i.name+" does not support masking, but was passed an inputMask.")});else throw new TypeError("Layer "+this.name+" does not support masking, but was passed an inputMask.");return null}return r},t.prototype.addInboundNode=function(e,r,i,a,s,o,c){c===void 0&&(c=null);var l=nt(e);r=nt(r),i=nt(i),a=nt(a),s=Vo(s),o=Vo(o);for(var u=[],h=[],d=[],p=0,f=l;p<f.length;p++){var m=f[p];u.push(m.sourceLayer),h.push(m.nodeIndex),d.push(m.tensorIndex)}new Go({outboundLayer:this,inboundLayers:u,nodeIndices:h,tensorIndices:d,inputTensors:l,outputTensors:r,inputMasks:i,outputMasks:a,inputShapes:s,outputShapes:o},c);for(var g=0;g<r.length;g++)r[g].sourceLayer=this,r[g].nodeIndex=this.inboundNodes.length-1,r[g].tensorIndex=g},t.prototype.getConfig=function(){var e={name:this.name,trainable:this.trainable};return this.batchInputShape!=null&&(e.batchInputShape=this.batchInputShape),this.dtype!=null&&(e.dtype=this.dtype),e},t.prototype.disposeWeights=function(){return this.weights.forEach(function(e){return e.dispose()}),this.weights.length},t.prototype.assertNotDisposed=function(){if(this._refCount===0)throw new Error("Layer '"+this.name+"' is already disposed.")},t.prototype.dispose=function(){if(!this.built)throw new Error("Cannot dispose Layer "+this.name+" because it has not been built yet.");if(this._refCount===null)throw new Error("Cannot dispose Layer "+this.name+" because it has not been used yet.");this.assertNotDisposed();var e=0;return--this._refCount===0&&(e=this.disposeWeights()),{refCountAfterDispose:this._refCount,numDisposedVariables:e}},t}(v.serialization.Serializable);function I7(n){n=nt(n);for(var t=[],e=0,r=n;e<r.length;e++){var i=r[e];t.push(i.shape)}return Yt(t)}function A7(n){return"float32"}function pv(n,t,e){if((t==null||e!=null&&e>0)&&(t=n.sourceLayer,e=n.nodeIndex),t.inboundNodes.length===0)return[n];var r=t.inboundNodes[e];if(r.inboundLayers.length===0)return r.inputTensors;for(var i=[],a=0;a<r.inboundLayers.length;a++)for(var s=r.inputTensors[a],o=r.inboundLayers[a],c=r.nodeIndices[a],l=pv(s,o,c),u=0,h=l;u<h.length;u++){var d=h[u];i.indexOf(d)===-1&&i.push(d)}return i}var us=function(n){Q(t,n);function t(e){var r=n.call(this,{dtype:e.dtype,name:e.name!=null?e.name:Ho("input").toString()})||this;if(e.batchSize==null&&(e.batchSize=null),e.sparse==null&&(e.sparse=!1),r.trainable=!1,r.built=!0,r.sparse=e.sparse,e.inputShape!=null&&e.batchInputShape!=null)throw new M("Only provide the inputShape OR batchInputShape argument to inputLayer, not both at the same time.");var i=e.batchInputShape;if(i==null){if(e.inputShape==null)throw new M("An InputLayer should be passed either a `batchInputShape` or an `inputShape`.");i=[e.batchSize].concat(e.inputShape)}else if(e.batchSize!=null)throw new M("Cannot specify batchSize if batchInputShape is specified when creating an InputLayer.");var a=e.dtype||"float32";r.batchInputShape=i,r.dtype=a,r.inputSpec=[{shape:i}];var s=new Nn(r.dtype,r.batchInputShape,r,[],{},r.name);return s.nodeIndex=0,s.tensorIndex=0,new Go({outboundLayer:r,inboundLayers:[],nodeIndices:[],tensorIndices:[],inputTensors:[s],outputTensors:[s],inputMasks:[null],outputMasks:[null],inputShapes:[i],outputShapes:[i]}),r}return t.prototype.apply=function(e,r){throw new M("Cannot pass any input to an "+("InputLayer's apply() method. InputLayer name: "+this.name))},t.prototype.dispose=function(){return{refCountAfterDispose:this._refCount,numDisposedVariables:0}},t.prototype.getConfig=function(){return{batchInputShape:this.batchInputShape,dtype:this.dtype,sparse:this.sparse,name:this.name}},t.className="InputLayer",t}(Fe);v.serialization.registerClass(us);function fv(n){if(n.batchShape==null&&n.shape==null)throw new Error("Please provide to Input either a `shape` or a `batchShape` argument. Note that `shape` does not include the batch dimension.");if(n.batchShape!=null&&n.shape!=null)throw new M("Please provide either a `shape` or `batchShape` argument to Input, but not both.");var t=n.batchShape;n.shape!=null&&t==null&&(t=[null].concat(n.shape));var e=n.dtype;e==null&&(e="float32");var r=new us({batchInputShape:t,name:n.name,dtype:e,sparse:n.sparse}),i=r.inboundNodes[0].outputTensors;return i[0]}function kr(n){return Ae(this,void 0,void 0,function(){var t,e,r,i,a,s,o,c;return xe(this,function(l){switch(l.label){case 0:if(n==null)return[2];t=[],e=[],r=[];for(i in n)a=n[i],typeof a!="number"&&(s=a,t.push(s.data()),e.push(i),r.push(s));return t.length>0?[4,Promise.all(t)]:[3,2];case 1:for(o=l.sent(),c=0;c<o.length;++c)n[e[c]]=o[c][0];v.dispose(r),l.label=2;case 2:return[2]}})})}function mv(n){if(n==null)return;for(var t in n){var e=n[t];typeof e!="number"&&e.dispose()}}var gv;(function(n){n[n.SILENT=0]="SILENT",n[n.VERBOSE=1]="VERBOSE"})(gv||(gv={}));var T7=125,sa=function(){function n(){this.validationData=null}return n.prototype.setParams=function(t){this.params=t},n.prototype.onEpochBegin=function(t,e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){return[2]})})},n.prototype.onEpochEnd=function(t,e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){return[2]})})},n.prototype.onBatchBegin=function(t,e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){return[2]})})},n.prototype.onBatchEnd=function(t,e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){return[2]})})},n.prototype.onTrainBegin=function(t){return Ae(this,void 0,void 0,function(){return xe(this,function(e){return[2]})})},n.prototype.onTrainEnd=function(t){return Ae(this,void 0,void 0,function(){return xe(this,function(e){return[2]})})},n.prototype.setModel=function(t){},n}(),yv=function(){function n(t,e){e===void 0&&(e=10),t==null&&(t=[]),this.callbacks=t,this.queueLength=e}return n.prototype.append=function(t){this.callbacks.push(t)},n.prototype.setParams=function(t){for(var e=0,r=this.callbacks;e<r.length;e++){var i=r[e];i.setParams(t)}},n.prototype.setModel=function(t){for(var e=0,r=this.callbacks;e<r.length;e++){var i=r[e];i.setModel(t)}},n.prototype.onEpochBegin=function(t,e){return Ae(this,void 0,void 0,function(){var r,i,a;return xe(this,function(s){switch(s.label){case 0:e==null&&(e={}),r=0,i=this.callbacks,s.label=1;case 1:return r<i.length?(a=i[r],[4,a.onEpochBegin(t,e)]):[3,4];case 2:s.sent(),s.label=3;case 3:return r++,[3,1];case 4:return[2]}})})},n.prototype.onEpochEnd=function(t,e){return Ae(this,void 0,void 0,function(){var r,i,a;return xe(this,function(s){switch(s.label){case 0:e==null&&(e={}),r=0,i=this.callbacks,s.label=1;case 1:return r<i.length?(a=i[r],[4,a.onEpochEnd(t,e)]):[3,4];case 2:s.sent(),s.label=3;case 3:return r++,[3,1];case 4:return[2]}})})},n.prototype.onBatchBegin=function(t,e){return Ae(this,void 0,void 0,function(){var r,i,a;return xe(this,function(s){switch(s.label){case 0:e==null&&(e={}),r=0,i=this.callbacks,s.label=1;case 1:return r<i.length?(a=i[r],[4,a.onBatchBegin(t,e)]):[3,4];case 2:s.sent(),s.label=3;case 3:return r++,[3,1];case 4:return[2]}})})},n.prototype.onBatchEnd=function(t,e){return Ae(this,void 0,void 0,function(){var r,i,a;return xe(this,function(s){switch(s.label){case 0:e==null&&(e={}),r=0,i=this.callbacks,s.label=1;case 1:return r<i.length?(a=i[r],[4,a.onBatchEnd(t,e)]):[3,4];case 2:s.sent(),s.label=3;case 3:return r++,[3,1];case 4:return[2]}})})},n.prototype.onTrainBegin=function(t){return Ae(this,void 0,void 0,function(){var e,r,i;return xe(this,function(a){switch(a.label){case 0:t==null&&(t={}),e=0,r=this.callbacks,a.label=1;case 1:return e<r.length?(i=r[e],[4,i.onTrainBegin(t)]):[3,4];case 2:a.sent(),a.label=3;case 3:return e++,[3,1];case 4:return[2]}})})},n.prototype.onTrainEnd=function(t){return Ae(this,void 0,void 0,function(){var e,r,i;return xe(this,function(a){switch(a.label){case 0:t==null&&(t={}),e=0,r=this.callbacks,a.label=1;case 1:return e<r.length?(i=r[e],[4,i.onTrainEnd(t)]):[3,4];case 2:a.sent(),a.label=3;case 3:return e++,[3,1];case 4:return[2]}})})},n}(),N7=function(n){Q(t,n);function t(){return n.call(this)||this}return t.prototype.onEpochBegin=function(e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){return this.seen=0,this.totals={},[2]})})},t.prototype.onBatchEnd=function(e,r){return Ae(this,void 0,void 0,function(){var i,a,s,o,c=this;return xe(this,function(l){r==null&&(r={}),i=r.size==null?0:r.size,this.seen+=i,a=function(u){var h=r[u];if(typeof h=="number")s.totals.hasOwnProperty(u)||(s.totals[u]=0),s.totals[u]=s.totals[u]+h*i;else{var d=void 0;u in s.totals?d=s.totals[u]:s.totals[u]=0;var p=v.tidy(function(){return v.add(c.totals[u],v.mul(h,i))});s.totals[u]=p,d!=null&&d.dispose()}},s=this;for(o in r)a(o);return[2]})})},t.prototype.onEpochEnd=function(e,r){return Ae(this,void 0,void 0,function(){var i,a,s,o,c,l=this;return xe(this,function(u){if(r!=null)for(i=function(h){if(a.totals[h]==null)return"continue";typeof a.totals[h]=="number"?r[h]=a.totals[h]/a.seen:v.tidy(function(){var d=v.mul(v.div(1,l.seen),l.totals[h]);r[h]=d,l.totals[h].dispose(),v.keep(r[h])})},a=this,s=0,o=this.params.metrics;s<o.length;s++)c=o[s],i(c);return[2]})})},t}(sa),vv=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.onTrainBegin=function(e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){return this.epoch=[],this.history={},[2]})})},t.prototype.onEpochEnd=function(e,r){return Ae(this,void 0,void 0,function(){var i;return xe(this,function(a){r==null&&(r={}),this.epoch.push(e);for(i in r)this.history[i]==null&&(this.history[i]=[]),this.history[i].push(r[i]);return[2]})})},t.prototype.syncData=function(){return Ae(this,void 0,void 0,function(){var e,r,i,a,s,o,c,l,u,h;return xe(this,function(d){switch(d.label){case 0:e=[],r=[],i=[];for(a in this.history)for(s=this.history[a],o=0;o<s.length;++o)typeof s[o]!="number"&&(c=s[o],e.push(c.data()),r.push(a),i.push(o));return[4,Promise.all(e)];case 1:for(l=d.sent(),u=0;u<l.length;++u)h=this.history[r[u]][i[u]],h.dispose(),this.history[r[u]][i[u]]=l[u][0];return[2]}})})},t}(sa),wv=function(n){Q(t,n);function t(e,r){var i=n.call(this)||this;if(i.currentEpoch=0,i.yieldEvery=r||"auto",i.yieldEvery==="auto"&&(i.yieldEvery=T7),i.yieldEvery==="never"&&e.onYield!=null)throw new Error("yieldEvery is `never` but you provided an `onYield` callback. Either change `yieldEvery` or remove the callback");return v.util.isNumber(i.yieldEvery)&&(i.maybeWait=kE(i.maybeWait.bind(i),i.yieldEvery)),i.trainBegin=e.onTrainBegin,i.trainEnd=e.onTrainEnd,i.epochBegin=e.onEpochBegin,i.epochEnd=e.onEpochEnd,i.batchBegin=e.onBatchBegin,i.batchEnd=e.onBatchEnd,i.yield=e.onYield,i}return t.prototype.maybeWait=function(e,r,i){return Ae(this,void 0,void 0,function(){var a;return xe(this,function(s){switch(s.label){case 0:return a=[],this.yield!=null?[4,kr(i)]:[3,2];case 1:s.sent(),a.push(this.yield(e,r,i)),s.label=2;case 2:return a.push(v.nextFrame()),[4,Promise.all(a)];case 3:return s.sent(),[2]}})})},t.prototype.onEpochBegin=function(e,r){return Ae(this,void 0,void 0,function(){return xe(this,function(i){switch(i.label){case 0:return this.currentEpoch=e,this.epochBegin!=null?[4,kr(r)]:[3,3];case 1:return i.sent(),[4,this.epochBegin(e,r)];case 2:i.sent(),i.label=3;case 3:return[2]}})})},t.prototype.onEpochEnd=function(e,r){return Ae(this,void 0,void 0,function(){var i;return xe(this,function(a){switch(a.label){case 0:return i=[],this.epochEnd!=null?[4,kr(r)]:[3,2];case 1:a.sent(),i.push(this.epochEnd(e,r)),a.label=2;case 2:return this.yieldEvery==="epoch"&&i.push(v.nextFrame()),[4,Promise.all(i)];case 3:return a.sent(),[2]}})})},t.prototype.onBatchBegin=function(e,r){return Ae(this,void 0,void 0,function(){return xe(this,function(i){switch(i.label){case 0:return this.batchBegin!=null?[4,kr(r)]:[3,3];case 1:return i.sent(),[4,this.batchBegin(e,r)];case 2:i.sent(),i.label=3;case 3:return[2]}})})},t.prototype.onBatchEnd=function(e,r){return Ae(this,void 0,void 0,function(){var i;return xe(this,function(a){switch(a.label){case 0:return i=[],this.batchEnd!=null?[4,kr(r)]:[3,2];case 1:a.sent(),i.push(this.batchEnd(e,r)),a.label=2;case 2:return this.yieldEvery==="batch"?i.push(v.nextFrame()):v.util.isNumber(this.yieldEvery)&&i.push(this.maybeWait(this.currentEpoch,e,r)),[4,Promise.all(i)];case 3:return a.sent(),[2]}})})},t.prototype.onTrainBegin=function(e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){switch(r.label){case 0:return this.trainBegin!=null?[4,kr(e)]:[3,3];case 1:return r.sent(),[4,this.trainBegin(e)];case 2:r.sent(),r.label=3;case 3:return[2]}})})},t.prototype.onTrainEnd=function(e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){switch(r.label){case 0:return this.trainEnd!=null?[4,kr(e)]:[3,3];case 1:return r.sent(),[4,this.trainEnd(e)];case 2:r.sent(),r.label=3;case 3:return[2]}})})},t}(sa);function bv(n,t){if(n==null&&(n={}),n instanceof sa)return[n];if(Array.isArray(n)&&n[0]instanceof sa)return n;var e=nt(n);return e.map(function(r){return new wv(r,t)})}var xv=function(){function n(){}return n.registerCallbackConstructor=function(t,e){v.util.assert(t>=0&&Number.isInteger(t),function(){return"Verbosity level is expected to be an integer >= 0, "+("but got "+t)}),n.checkForDuplicate(e),n.constructors[t]==null&&(n.constructors[t]=[]),n.constructors[t].push(e)},n.checkForDuplicate=function(t){for(var e in n.constructors){var r=n.constructors[+e];r.forEach(function(i){if(i===t)throw new M("Duplicate callback constructor.")})}},n.clear=function(){n.constructors={}},n.createCallbacks=function(t){var e=[];for(var r in n.constructors){var i=+r;t>=i&&e.push.apply(e,n.constructors[i])}return e.map(function(a){return new a})},n.constructors={},n}();function Sv(n,t,e,r,i,a,s,o,c){var l=new vv,u=[new N7].concat(xv.createCallbacks(t));n!=null&&u.push.apply(u,n),u.push(l);var h=new yv(u);return h.setParams({epochs:e,initialEpoch:r,samples:i,steps:a,batchSize:s,verbose:t,doValidation:o,metrics:c}),{callbackList:h,history:l}}function _n(n,t,e){return t===void 0&&(t={}),e===void 0&&(e=!1),rs(n,v.serialization.SerializationMap.getMap().classNameMap,t,"layer",e)}function Yo(n,t){return v.tidy(function(){n.dtype!=="float32"&&(n=n.asType("float32"));var e=v.sum(cs(n),t,!0),r=v.fill(e.shape,It()),i=v.sqrt(v.maximum(e,r));return v.div(n,i)})}function yi(n,t){return v.tidy(function(){return v.mean(cs(v.sub(t,n)),-1)})}function jo(n,t){return v.tidy(function(){return v.mean(v.abs(v.sub(t,n)),-1)})}function oa(n,t){return v.tidy(function(){var e=v.sub(n,t),r=v.clipByValue(v.abs(n),It(),Number.MAX_VALUE),i=v.abs(v.div(e,r));return v.mul(100,v.mean(i,-1))})}function _7(n,t){return v.tidy(function(){var e=v.clipByValue(t,It(),Number.MAX_VALUE),r=v.log(v.add(1,e)),i=v.clipByValue(n,It(),Number.MAX_VALUE),a=v.log(v.add(1,i));return v.mean(cs(v.sub(r,a)),-1)})}function C7(n,t){return v.tidy(function(){var e=v.maximum(0,v.sub(1,v.mul(n,t)));return v.mean(cs(e),-1)})}function R7(n,t){return v.tidy(function(){var e=v.maximum(0,v.sub(1,v.mul(n,t)));return v.mean(e,-1)})}function O7(n,t){return v.tidy(function(){var e=v.sum(v.mul(n,t),-1),r=v.max(v.mul(v.sub(1,n),t),-1);return v.maximum(0,v.add(1,v.sub(r,e)))})}function E7(n,t){return v.tidy(function(){var e=Math.log(2),r=v.sub(t,n),i=v.sub(v.add(r,v.softplus(v.mul(-2,r))),e);return v.mean(i,-1)})}function hs(n,t,e){return e===void 0&&(e=!1),v.tidy(function(){if(e)t=v.softmax(t);else{var r=v.sum(t,t.shape.length-1,!0);t=v.div(t,r)}return t=v.clipByValue(t,It(),1-It()),v.neg(v.sum(v.mul(n.toFloat(),v.log(t)),t.shape.length-1))})}function Ko(n,t,e){return e===void 0&&(e=!1),v.tidy(function(){var r=v.floor(KE(n)).toInt();t=v.clipByValue(t,It(),1-It());var i=t.shape,a=v.oneHot(r,i[i.length-1]).reshape(i);return hs(a,t,e)})}function D7(n,t){if(!v.util.arraysEqual(n.shape,t.shape))throw new M("logits and labels must have the same shape, but got shapes "+(JSON.stringify(n.shape)+" and "+JSON.stringify(t.shape)));return v.tidy(function(){var e=t.relu(),r=t.abs().neg();return e.sub(t.mul(n)).add(r.exp().log1p())})}function $o(n,t){return v.tidy(function(){var e;return e=v.clipByValue(t,It(),1-It()),e=v.log(v.div(e,v.sub(1,e))),v.mean(D7(n,e),-1)})}function k7(n,t){return v.tidy(function(){var e=v.clipByValue(n,It(),1),r=v.clipByValue(t,It(),1);return v.sum(v.mul(n,v.log(v.div(e,r))),-1)})}function F7(n,t){return v.tidy(function(){var e=v.log(v.add(It(),t));return v.mean(v.sub(t,v.mul(n,e)),-1)})}function wd(n,t){return v.tidy(function(){var e=Yo(n,-1),r=Yo(t,-1),i=v.mul(e,r);return v.neg(v.sum(i,-1))})}var Xo={meanSquaredError:yi,meanAbsoluteError:jo,meanAbsolutePercentageError:oa,meanSquaredLogarithmicError:_7,squaredHinge:C7,hinge:R7,categoricalHinge:O7,logcosh:E7,categoricalCrossentropy:hs,sparseCategoricalCrossentropy:Ko,binaryCrossentropy:$o,kullbackLeiblerDivergence:k7,poisson:F7,cosineProximity:wd};function bd(n){if(typeof n=="string"){if(n in Xo)return Xo[n];var t="Unknown loss "+n;throw n.toLowerCase().includes("softmaxcrossentropy")&&(t="Unknown loss "+n+'. Use "categoricalCrossentropy" as the string name for tf.losses.softmaxCrossEntropy'),new M(t)}else return n}function xd(n,t){return v.tidy(function(){var e=v.mul(.5,v.onesLike(t)),r=ss(v.greater(t,e),n.dtype);return v.mean(v.equal(n,r),-1)})}function Sd(n,t){return v.tidy(function(){return ss(v.equal(v.argMax(n,-1),v.argMax(t,-1)),"float32")})}function Lv(n,t){return v.tidy(function(){return v.logicalAnd(n.equal(1),t.equal(1)).sum().cast("float32")})}function W7(n,t){return v.tidy(function(){return v.logicalAnd(n.equal(1),t.equal(0)).sum().cast("float32")})}function U7(n,t){return v.tidy(function(){return v.logicalAnd(n.equal(0),t.equal(1)).sum().cast("float32")})}function Iv(n,t){return v.tidy(function(){var e=Lv(n,t),r=U7(n,t),i=e.add(r);return v.where(v.greater(i,0),e.div(i),0).cast("float32")})}function B7(n,t){return v.tidy(function(){var e=Lv(n,t),r=W7(n,t),i=e.add(r);return v.where(v.greater(i,0),e.div(i),0).cast("float32")})}function Av(n,t){return $o(n,t)}function Tv(n,t){return n.rank===t.rank&&(n=n.squeeze([n.rank-1])),t=t.argMax(-1),t.dtype!==n.dtype&&(t=t.asType(n.dtype)),v.equal(n,t).asType("float32")}var z7=yi,P7=yi,M7=jo,H7=jo,V7=oa,q7=oa,Ld=hs,G7=wd,Nv=Ko,Jo={binaryAccuracy:xd,categoricalAccuracy:Sd,precision:Iv,categoricalCrossentropy:Ld,sparseCategoricalCrossentropy:Nv,mse:z7,MSE:P7,mae:M7,MAE:H7,mape:V7,MAPE:q7,cosine:G7};function Y7(n){if(typeof n=="string"&&n in Jo)return Jo[n];if(typeof n!="string"&&n!=null)return n;throw new M("Unknown metric "+n)}function Zo(n){if(Hn(n!==null,"Unknown LossOrMetricFn "+n),typeof n=="string")return n;for(var t=void 0,e=0,r=Object.keys(Xo);e<r.length;e++){var i=r[e];if(Xo[i]===n){t=i;break}}if(t!==void 0)return t;for(var a=0,s=Object.keys(Jo);a<s.length;a++){var i=s[a];if(Jo[i]===n){t=i;break}}return t!==void 0?t:n.name}function j7(n){var t={Adagrad:function(){return v.train.adagrad(.01)},Adadelta:function(){return v.train.adadelta(1,.95,It())},Adam:function(){return v.train.adam(.001,.9,.999,It())},Adamax:function(){return v.train.adamax(.002,.9,.999,It(),0)},RMSProp:function(){return v.train.rmsprop(.001,.9,0,It())},SGD:function(){return v.train.sgd(.01)}};if(t.adagrad=t.Adagrad,t.adadelta=t.Adadelta,t.adam=t.Adam,t.adamax=t.Adamax,t.rmsprop=t.RMSProp,t.sgd=t.SGD,n in t)return t[n]();throw new M("Unknown Optimizer "+n)}var _v=1*1024*1024;function Cv(n,t,e){if(e===void 0&&(e=!1),n==null||typeof n!="object"||Object.getPrototypeOf(n)!==Object.prototype||!Id(n))throw new Error("User-defined metadata is expected to be a JSON object, but is not.");if(e){var r=JSON.stringify(n);r.length>_v&&console.warn('User-defined metadata of model "'+t+'" is too large in '+("size (length="+r.length+" when serialized). It is not ")+"recommended to store such large objects in user-defined metadata. Please make sure its serialized length is <= "+(_v+"."))}}function Id(n){if(n===null)return!0;if(typeof n=="object")if(Object.getPrototypeOf(n)===Object.prototype){for(var t=Object.keys(n),e=0,r=t;e<r.length;e++){var i=r[e];if(typeof i!="string")return!1;if(!Id(n[i]))return!1}return!0}else if(Array.isArray(n)){for(var a=0,s=n;a<s.length;a++){var o=s[a];if(!Id(o))return!1}return!0}else return!1;else{var c=typeof n;return c==="string"||c==="number"||c==="boolean"}}function Z7(n,t,e,r){r===void 0&&(r=console.log);var i=$7(n),a=["Layer (type)","Output shape","Param #"];i?(t=t||65,e=e||[.45,.85,1]):(t=t||98,e=e||[.33,.55,.67,1]),e[e.length-1]<=1&&(e=e.map(function(d){return Math.floor(t*d)}));var s;if(!i){a.push("Receives inputs"),s=[];for(var o in n.nodesByDepth)s.push.apply(s,n.nodesByDepth[o])}r("_".repeat(t)),Qo(a,e,r),r("=".repeat(t));for(var c=n.layers,l=0;l<c.length;++l)i?X7(c[l],e,r):J7(c[l],e,s,r),r((l===c.length-1?"=":"_").repeat(t));n.checkTrainableWeightsConsistency();var u=K7(n),h=qo(n.nonTrainableWeights);r("Total params: "+(u+h)),r("Trainable params: "+u),r("Non-trainable params: "+h),r("_".repeat(t))}function K7(n){var t;return n.collectedTrainableWeights!=null?t=qo(n.collectedTrainableWeights):t=qo(n.trainableWeights),t}function $7(n){var t=!0,e=[],r=[];for(var i in n.nodesByDepth)e.push(n.nodesByDepth[i]);for(var a=0,s=e;a<s.length;a++){var o=s[a];if(o.length>1||o.length===1&&o[0].inboundLayers.length>1){t=!1;break}r.push.apply(r,o)}if(t)for(var c=0,l=n.layers;c<l.length;c++){for(var u=l[c],h=!1,d=0,p=u.inboundNodes;d<p.length;d++){var f=p[d];if(r.indexOf(f)!==-1)if(h){t=!1;break}else h=!0}if(!t)break}return t}function Qo(n,t,e){e===void 0&&(e=console.log);for(var r="",i=0;i<n.length;++i)i>0&&(r=r.slice(0,r.length-1)+" "),r+=n[i],r=r.slice(0,t[i]),r+=" ".repeat(t[i]-r.length);e(r)}function X7(n,t,e){var r;try{r=JSON.stringify(n.outputShape)}catch(o){r="multiple"}var i=n.name,a=n.getClassName(),s=[i+" ("+a+")",r,n.countParams().toString()];Qo(s,t,e)}function J7(n,t,e,r){var i;try{i=JSON.stringify(n.outputShape)}catch(y){i="multiple"}for(var a=[],s=0,o=n.inboundNodes;s<o.length;s++){var c=o[s];if(e!=null&&e.length>0&&e.indexOf(c)===-1)continue;for(var l=0;l<c.inboundLayers.length;++l){var u=c.inboundLayers[l].name,h=c.nodeIndices[l],d=c.tensorIndices[l];a.push(u+"["+h+"]["+d+"]")}}var p=n.name,f=n.getClassName(),m=a.length===0?"":a[0],g=[p+" ("+f+")",i,n.countParams().toString(),m];Qo(g,t,r);for(var l=1;l<a.length;++l)Qo(["","","",a[l]],t,r)}function Rv(n,t,e){return(n==="inboundNodes"||n==="outputLayers"||n==="inputLayers")&&t===0&&typeof e=="string"}function ds(n,t){if(n===null)return null;if(typeof n=="string")return fi(n);if(typeof n=="number"||typeof n=="boolean")return n;if(n instanceof Array){for(var e=[],r=n.length,i=0;i<r;++i){var a=n[i];Rv(t,i,a)?e.push(a):e.push(ds(a,t))}return e}else{for(var s={},o=0,c=Object.keys(n);o<c.length;o++){var l=c[o],u=n[l];if(l==="name"&&typeof u=="string")s[l]=u;else{var h=fi(l);s[h]=ds(u,h)}}return s}}function Ad(n,t){if(n==null)return null;if(typeof n=="string")return or(n);if(typeof n=="number"||typeof n=="boolean")return n;if(n instanceof Array){for(var e=[],r=n.length,i=0;i<r;++i){var a=n[i];Rv(t,i,a)?e.push(a):e.push(Ad(a,t))}return e}else{for(var s={},o=0,c=Object.keys(n);o<c.length;o++){var l=c[o],u=n[l],h=or(l);(l==="name"||l==="className")&&typeof u=="string"?s[h]=u:s[h]=Ad(u,l)}return s}}var Td="2.7.0";function Q7(n,t){if(n.dtype==null||n.dtype===t.dtype)return t;try{return v.cast(t,n.dtype)}catch(e){throw new M("The dtype of the feed ("+t.dtype+") can not be cast to the dtype "+("of the key '"+n.name+"' ("+n.dtype+")."))}}var ca=function(){function n(t){if(this.id2Value={},this.id2Mask={},this.name2Id={},t instanceof n)for(var e in t.id2Value)this.id2Value[e]=t.id2Value[e],e in t.id2Mask&&(this.id2Mask[e]=t.id2Mask[e]);else{if(t==null)return;for(var r=0,i=t;r<i.length;r++){var a=i[r];this.add(a.key,a.value)}}}return n.prototype.add=function(t,e,r){if(this.id2Value[t.id]==null)this.id2Value[t.id]=Q7(t,e),this.name2Id[t.name]=t.id,r!=null&&(this.id2Mask[t.id]=r);else throw new M("Duplicate key: name="+t.name+", id="+t.id);return this},n.prototype.addFeed=function(t){this.add(t.key,t.value)},n.prototype.hasKey=function(t){return this.id2Value[t.id]!=null},n.prototype.names=function(){return Object.keys(this.name2Id)},n.prototype.getValue=function(t){if(t instanceof Nn){if(this.id2Value[t.id]==null)throw new M("Nonexistent key: "+t.name);return this.id2Value[t.id]}else{var e=this.name2Id[t];if(e==null)throw new M("Feed dict has no SymbolicTensor name: "+t);return this.id2Value[e]}},n.prototype.getMask=function(t){if(t instanceof Nn){if(this.id2Value[t.id]==null)throw new M("Nonexistent key: "+t.name);return this.id2Mask[t.id]}else{var e=this.name2Id[t];if(e==null)throw new M("Feed dict has no SymbolicTensor name: "+t);return this.id2Mask[e]}},n.prototype.disposeMasks=function(){this.id2Mask!=null&&v.dispose(this.id2Mask)},n}(),Nd={},Ov={};function ps(n,t,e,r){for(var i=e==null?!1:e.training,a=Array.isArray(n),s=a?n:[n],o=s.map(function($){return $.name}),c=[],l=t.names(),u=0,h=o;u<h.length;u++){var d=h[u];l.indexOf(d)!==-1?c.push(t.getValue(d)):c.push(null)}r!=null&&(r.maxNumTensors=-Infinity,r.minNumTensors=Infinity);var p=o.join(",")+"|"+t.names().join(","),f,m;if(Nd[p]==null){var g=e4(s,t);f=g.sorted,m=g.recipientCounts,Nd[p]=f,Ov[p]=m}f=Nd[p],m={},i||Object.assign(m,Ov[p]);for(var y=new ca(t),w=0;w<f.length;++w){if(r!=null){var b=v.memory().numTensors;b>r.maxNumTensors&&(r.maxNumTensors=b),b<r.minNumTensors&&(r.minNumTensors=b)}var S=f[w],x=S.sourceLayer;if(x instanceof us)continue;for(var N=[],I=[],C=[],O=!1,D=0,F=S.inputs;D<F.length;D++){var k=F[D],B=y.getValue(k),V=y.getMask(k);N.push(B),I.push(V),V!=null&&(O=!0),i||(m[k.name]--,m[k.name]===0&&!t.hasKey(k)&&o.indexOf(k.name)===-1&&!B.isDisposed&&k.sourceLayer.stateful!==!0&&C.push(B))}O&&(e=e||{},e.mask=I[0]);var P=nt(x.apply(N,e)),q=null;x.supportsMasking&&(q=x.computeMask(N,I));for(var K=t4(S),G=Array.isArray(K)?K:[K],H=0;H<G.length;++H){y.hasKey(G[H])||y.add(G[H],P[H],Array.isArray(q)?q[0]:q);var J=o.indexOf(G[H].name);J!==-1&&(c[J]=P[H])}i||v.dispose(C)}return y.disposeMasks(),a?c:c[0]}function e4(n,t){v.util.assert(n!=null&&n.length>0,function(){return"Expected at least one fetch, got none"});var e=[],r={};if(n.length===1){var i=Ev(n[0],t);e=i.sorted,r=i.recipientMap}else for(var a=new Set,s=0,o=n;s<o.length;s++){for(var c=o[s],l=Ev(c,t),u=l.sorted,h=l.recipientMap,d=0,p=u;d<p.length;d++){var f=p[d];a.has(f.name)||(e.push(f),a.add(f.name))}var m=function(y){r[y]==null&&(r[y]=new Set),h[y].forEach(function(w){return r[y].add(w)})};for(var g in h)m(g)}return{sorted:e,recipientCounts:n4(r)}}function n4(n){var t={};for(var e in n)t[e]=n[e].size;return t}function Ev(n,t){for(var e=new Set,r=[],i={},a=0,s=t.names();a<s.length;a++){var o=s[a];e.add(o)}var c=[],l=[];for(c.push(n);c.length>0;){var u=c[c.length-1];if(e.has(u.name)){c.pop();continue}var h=l[l.length-1]===c.length-1;if(u.inputs.length===0||h)c.pop(),r.push(u),e.add(u.name),h&&l.pop();else{l.push(c.length-1);for(var d=0,p=u.inputs;d<p.length;d++){var f=p[d];if(i[f.name]==null&&(i[f.name]=new Set),i[f.name].add(u.name),e.has(f.name))continue;c.push(f)}}}return{sorted:r,recipientMap:i}}function t4(n){var t;if(n.sourceLayer.inboundNodes.length===1)t=n.sourceLayer.output;else{for(var e=null,r=0;r<n.sourceLayer.inboundNodes.length;++r)for(var i=0,a=n.sourceLayer.inboundNodes[r].outputTensors;i<a.length;i++){var s=a[i];if(s.id===n.id){e=r;break}}t=n.sourceLayer.getOutputAt(e)}return t}var r4=function(n){Q(t,n);function t(e){var r=n.call(this,{})||this;if(r.containerNodes=new Set,r.name=e.name,r.name==null){var i=r.getClassName().toLowerCase();r.name=Ho(i)}if(r.supportsMasking=!1,r.trainable_=!0,Array.isArray(e.inputs)?r.inputs=e.inputs.slice():r.inputs=[e.inputs],Array.isArray(e.outputs)?r.outputs=e.outputs.slice():r.outputs=[e.outputs],Or(r.inputs).length!==r.inputs.length)throw new M("The list of inputs passed to the model is redundant. All inputs should only appear once. Found: "+(""+r.inputs.map(function(Te){return Te.name})));Or(r.outputs).length!==r.outputs.length&&console.warn("The list of outputs passed to the model is redundant. All outputs should only appear once. Found: "+(""+r.outputs.map(function(Te){return Te.name}))),r.inputLayers=[],r.inputLayersNodeIndices=[],r.inputLayersTensorIndices=[],r.outputLayers=[],r.outputLayersNodeIndices=[],r.outputLayersTensorIndices=[],r.layers=[],r.internalContainerRefs=[];for(var a=0,s=r.outputs;a<s.length;a++){var o=s[a],c=o.sourceLayer,l=o.nodeIndex,u=o.tensorIndex;r.outputLayers.push(c),r.outputLayersNodeIndices.push(l),r.outputLayersTensorIndices.push(u)}for(var h=0,d=r.inputs;h<d.length;h++){var o=d[h],c=o.sourceLayer,l=o.nodeIndex,u=o.tensorIndex;Hn(l===0,"input layer has >1 nodes"),Hn(u===0,"input layer has >1 tensors"),r.inputLayers.push(c),r.inputLayersNodeIndices.push(l),r.inputLayersTensorIndices.push(u)}r.inputNames=[],r.outputNames=[],r.feedInputShapes=[],r.feedInputNames=[],r.feedOutputNames=[];for(var p=0;p<r.inputLayers.length;p++){var c=r.inputLayers[p];if(!(c instanceof us))throw new TypeError("Input layers to a LayersModel must be InputLayer objects. "+("Received inputs: "+e.inputs+". ")+("Input "+p+" (0-based) originates ")+("from layer type "+c.getClassName()+"."));r.inputNames.push(c.name),r.feedInputShapes.push(c.batchInputShape),r.feedInputNames.push(c.name)}for(var f=0,m=r.outputLayers;f<m.length;f++){var c=m[f];r.outputNames.push(c.name)}r.internalInputShapes=r.inputs.map(function(Te){return Te.shape}),r.internalOutputShapes=r.outputs.map(function(Te){return Te.shape});for(var g={},y={},w={},b={},S={},x=[],N=function(Te,dt,mt,Ve,Jt,Xn){(Ve==null||Jt==null||Xn==null)&&(Ve=Te.sourceLayer,Jt=Te.nodeIndex,Xn=Te.tensorIndex);var Wt=Ve.inboundNodes[Jt];if(mt.indexOf(Wt)!==-1)throw new Mn("The tensor "+Te.name+' at layer "'+Ve.name+'" is part of a cycle.');if(dt.indexOf(Wt)!==-1)return;r.containerNodes.add(t.nodeKey(Ve,Jt)),Ve.id in S||(S[Ve.id]=Object.keys(S).length),mt.indexOf(Wt)===-1&&mt.push(Wt);for(var Oa=Wt.inboundLayers.length,mr=0;mr<Oa;mr++){var Ei=Wt.inputTensors[mr],Wc=Wt.inboundLayers[mr],Uc=Wt.nodeIndices[mr],$S=Wt.tensorIndices[mr];N(Ei,dt,mt,Wc,Uc,$S)}for(dt.push(Wt);mt.indexOf(Wt)>=0;)mt.splice(mt.indexOf(Wt),1);x.push(Wt)},I=[],C=[],O=0,D=r.outputs;O<D.length;O++){var o=D[O];N(o,I,C)}for(var F=x.slice().reverse(),k=0,B=F;k<B.length;k++){var V=B[k];y[V.id]=V,V.id in g||(g[V.id]=0);var P=g[V.id],q=w[V.outboundLayer.id]==null?0:w[V.outboundLayer.id];P=Math.max(P,q),w[V.outboundLayer.id]=P,b[V.outboundLayer.id]=V.outboundLayer,g[V.id]=P;for(var p=0;p<V.inboundLayers.length;p++){var K=V.inboundLayers[p],l=V.nodeIndices[p],G=K.inboundNodes[l],H=g[G.id]==null?0:g[G.id];g[G.id]=Math.max(P+1,H),y[G.id]=G}}var J={};for(var $ in g){var P=g[$];P in J||(J[P]=[]),J[P].push(y[$])}var ee={};for(var te in w){var P=w[te];P in ee||(ee[P]=[]),ee[P].push(b[te])}var ne=Object.keys(ee).map(function(Te){return parseInt(Te,10)}).sort(Bo);r.layers=[];for(var re=0,ie=ne;re<ie.length;re++){var P=ie[re],oe=ee[P];oe.sort(function(dt,mt){var Ve=S[dt.id],Jt=S[mt.id];return Ve<Jt?-1:Ve>Jt?1:0});for(var se=0,me=oe;se<me.length;se++){var c=me[se];c instanceof t&&r.internalContainerRefs.push(c),r.layers.push(c)}}r.layersByDepth=ee,ne=Object.keys(J).map(function(Te){return parseInt(Te,10)}).sort(Bo);for(var ye=r.inputs.slice(),ve=[],Ee=0,Be=ne;Ee<Be.length;Ee++)for(var P=Be[Ee],We=0,je=J[P];We<je.length;We++){var V=je[We],c=V.outboundLayer;if(c!=null){for(var ze=0,Ie=V.inputTensors;ze<Ie.length;ze++){var o=Ie[ze];if(ye.indexOf(o)===-1)throw new Mn("Graph disconnected: cannot obtain value for tensor "+o+(' at layer "'+c.name+'". ')+"The following previous layers were accessed without "+("issue: "+ve))}for(var ue=0,Qe=V.outputTensors;ue<Qe.length;ue++){var o=Qe[ue];ye.push(o)}ve.push(c.name)}}r.nodesByDepth=J;for(var ft=r.layers.map(function(Te){return Te.name}),He=function(Te){var dt=ft.filter(function(mt){return mt===Te}).length;if(dt!==1)throw new Mn('The name "'+Te+'" is used '+dt+" times in the model. All layer names should be unique. Layer names: "+JSON.stringify(ft))},Et=0,ht=ft;Et<ht.length;Et++){var bt=ht[Et];He(bt)}return r.outboundNodes=[],r.inboundNodes=[],new Go({outboundLayer:r,inboundLayers:[],nodeIndices:[],tensorIndices:[],inputTensors:r.inputs,outputTensors:r.outputs,inputMasks:r.inputs.map(function(Te){return null}),outputMasks:r.outputs.map(function(Te){return null}),inputShapes:r.inputs.map(function(Te){return Te.shape}),outputShapes:r.outputs.map(function(Te){return Te.shape})}),r.built=!0,r._refCount=1,r}return t.prototype.assertNotDisposed=function(){if(this._refCount===0)throw new Error("Container '"+this.name+"' is already disposed.")},t.prototype.dispose=function(){this.assertNotDisposed();var e={refCountAfterDispose:null,numDisposedVariables:0};if(--this._refCount===0){for(var r=0,i=this.layers;r<i.length;r++){var a=i[r];e.numDisposedVariables+=a.dispose().numDisposedVariables}for(var s=0,o=this.internalContainerRefs;s<o.length;s++){var c=o[s];e.numDisposedVariables+=c.dispose().numDisposedVariables}}return e.refCountAfterDispose=this._refCount,e},Object.defineProperty(t.prototype,"trainable",{get:function(){return this.trainable_},set:function(e){this.layers.forEach(function(r){r._trainableWeights.forEach(function(i){return i.trainable=e})}),this.trainable_=e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"trainableWeights",{get:function(){if(this._trainableWeights.length>0)throw new M("Container instance unexpectedly contains _trainableWeights.The trainable weights of a Container are a union of the trainable weights of its consituent Layers. Its own _trainableWeights must remain an empty Array.");if(!this.trainable)return[];for(var e=[],r=0,i=this.layers;r<i.length;r++){var a=i[r];e=e.concat(a.trainableWeights)}return e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"nonTrainableWeights",{get:function(){for(var e=[],r=0,i=this.layers;r<i.length;r++){var a=i[r];e.push.apply(e,a.nonTrainableWeights)}if(!this.trainable){for(var s=[],o=0,c=this.layers;o<c.length;o++){var a=c[o];s.push.apply(s,a.trainableWeights)}return s.concat(e)}return e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"weights",{get:function(){return this.trainableWeights.concat(this.nonTrainableWeights)},enumerable:!0,configurable:!0}),t.prototype.loadWeights=function(e,r){r===void 0&&(r=!0);for(var i={},a=0,s=0,o=this.layers;s<o.length;s++)for(var c=o[s],l=0,u=c.weights;l<u.length;l++){var h=u[l];if(i[h.originalName]!=null)throw new M("Duplicate weight name: "+h.originalName);i[h.originalName]=h,a++}var d=[];for(var p in e){var f=p;if(i[p]==null){var m=p.split("/"),g=m.slice(0,-2).concat([m[m.length-1]]);f=g.join("/")}if(i[f]!=null)d.push([i[f],e[p]]);else if(r)throw new M("Provided weight data has no target variable: "+p);delete i[f]}if(r){var y=[];for(var w in i)y.push(w);if(y.length>0)throw new M(y.length+" of "+a+" weights are not set: "+(""+y))}vd(d)},t.prototype.updatedConfig=function(){var e=this.getConfig(),r={};return r.className=this.getClassName(),r.config=e,r.kerasVersion="tfjs-layers "+Td,r.backend="TensorFlow.js",r},t.prototype.toJSON=function(e,r){r===void 0&&(r=!0);var i=Ad(this.updatedConfig());return r?JSON.stringify(i):i},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){e=nt(e);for(var a=new ca,s=0;s<i.inputs.length;++s)a.add(i.inputs[s],e[s]);return ps(i.outputs,a,r)})},t.prototype.computeMask=function(e,r){var i=this;return v.tidy(function(){e=nt(e);var a;return r==null?a=pi(null,e.length):a=nt(r),i.runInternalGraph(e,a)[1]})},t.prototype.computeOutputShape=function(e){var r=Vo(e);if(r.length!==this.inputLayers.length)throw new M("Invalid inputShape argument "+e+": "+("model has "+this.inputLayers.length+" tensor inputs."));for(var i={},a=0;a<r.length;a++){var s=this.inputLayers[a],o=r[a],c=s.name+"_0_0";i[c]=o}var l=Object.keys(this.nodesByDepth).map(function(B){return parseInt(B,10)}).sort(Bo);if(l.length>1)for(var u=0,h=l;u<h.length;u++)for(var d=h[u],p=this.nodesByDepth[d],f=0,m=p;f<m.length;f++){var g=m[f],s=g.outboundLayer;if(this.inputLayers.map(function(V){return V.id}).indexOf(s.id)!==-1)continue;for(var y=[],w=0;w<g.inboundLayers.length;w++){var b=g.inboundLayers[w],S=g.nodeIndices[w],x=g.tensorIndices[w],c=b.name+"_"+S+"_"+x,N=i[c];y.push(N)}for(var I=s.computeOutputShape(Yt(y)),C=Vo(I),O=s.inboundNodes.indexOf(g),w=0;w<C.length;w++){var c=s.name+"_"+O+"_"+w;i[c]=C[w]}}for(var D=[],F=[],a=0;a<this.outputLayers.length;a++){var s=this.outputLayers[a],O=this.outputLayersNodeIndices[a],x=this.outputLayersTensorIndices[a],c=s.name+"_"+O+"_"+x;F.push(c)}for(var a=0;a<F.length;a++){var k=F[a];Hn(k in i),D.push(i[k])}return Yt(D)},t.prototype.runInternalGraph=function(e,r){r==null&&(r=pi(null,e.length));for(var i={},a=0;a<this.inputs.length;++a){var s=this.inputs[a],o=e[a],c=r[a];i[s.id]=[o,c]}for(var l=Object.keys(this.nodesByDepth).map(function(ee){return parseInt(ee,10)}).sort(Bo),u=0,h=l;u<h.length;u++)for(var d=h[u],p=this.nodesByDepth[d],f=0,m=p;f<m.length;f++){for(var g=m[f],y=g.outboundLayer,w=g.inputTensors,b=g.outputTensors,S=new Array,x=0,N=w;x<N.length;x++){var s=N[x];s.id in i&&S.push(i[s.id])}if(S.length===w.length){var I={},C=void 0,O=void 0,D=void 0,F=void 0;if(g.callArgs!=null&&(I=g.callArgs),S.length===1){var k=S[0],B=k[0],V=k[1];I.mask==null&&(I.mask=V),D=nt(y.call(B,I)),F=nt(y.computeMask(B,V)),C=[B],O=[V]}else C=S.map(function(ee){return ee[0]}),O=S.map(function(ee){return ee[1]}),I.mask==null&&(I.mask=O),D=nt(y.call(C,I)),F=nt(y.computeMask(C,O));if(y.activityRegularizer)throw new Re("LayersModel invocation with concrete Tensor value(s) in the presence of activity regularizer(s) is not supported yet.");for(var a=0;a<b.length;++a){var s=b[a],o=D[a],c=F[a];i[s.id]=[o,c]}}}for(var P=[],q=[],K=[],G=0,H=this.outputs;G<H.length;G++){var s=H[G];Hn(s.id in i,"Could not compute output "+s.name+" : "+s.id);var J=i[s.id],$=J[0],c=J[1];K.push($.shape),P.push($),q.push(c)}return[P,q,K]},t.prototype.buildNodeConversionMap=function(e){for(var r={},i,a=0,s=this.layers;a<s.length;a++){var o=s[a];i=o instanceof t?1:0;for(var c=0;c<o.inboundNodes.length;c++){var l=t.nodeKey(o,c);this.containerNodes.has(l)&&(r[l]=i,i+=1)}}return r},t.prototype.getLayer=function(e,r){if(r!=null){if(this.layers.length<=r)throw new M("Was asked to retrieve layer at index "+r+", but model only "+("has "+this.layers.length+" layer(s)."));return this.layers[r]}else if(e==null)throw new M("Provide either a layer name or layer index");for(var i=0,a=this.layers;i<a.length;i++){var s=a[i];if(s.name===e)return s}throw new M("No such layer: "+e)},t.prototype.calculateLosses=function(){var e=this;return v.tidy(function(){for(var r=[],i=0,a=e.layers;i<a.length;i++)for(var s=a[i],o=0;o<s.inboundNodes.length;++o){var c=t.nodeKey(s,o);e.containerNodes.has(c)&&r.push.apply(r,s.calculateLosses())}return r})},t.prototype.getConfig=function(){for(var e={name:this.name},r=this.buildNodeConversionMap(this.layers),i=[],a=0,s=this.layers;a<s.length;a++){for(var o=s[a],c=o.getClassName(),l=o.getConfig(),u=[],h=0;h<o.inboundNodes.length;h++){var d=o.inboundNodes[h],p=t.nodeKey(o,h),f={};if(this.containerNodes.has(p)){if(d.callArgs)try{JSON.stringify(d.callArgs),f=d.callArgs}catch(O){console.warn("Layer "+o.name+" was passed non-serializable keyword arguments: "+(d.callArgs+". They will not be included ")+"in the serialized model (and thus will be missing at deserialization time)."),f={}}if(d.inboundLayers.length>0){for(var m=[],g=0;g<d.inboundLayers.length;g++){var y=d.inboundLayers[g],w=d.nodeIndices[g],b=d.tensorIndices[g],S=t.nodeKey(y,w),x=r[S];x==null&&(x=0),m.push([y.name,x,b,f])}u.push(m)}}}var N={};N.name=o.name,N.className=c,N.config=l,N.inboundNodes=u,i.push(N)}e.layers=i;for(var I=[],g=0;g<this.inputLayers.length;g++){var o=this.inputLayers[g],w=this.inputLayersNodeIndices[g],p=t.nodeKey(o,w);if(!this.containerNodes.has(p))continue;var x=r[p];x==null&&(x=0);var b=this.inputLayersTensorIndices[g];I.push([o.name,x,b])}e.inputLayers=I;for(var C=[],g=0;g<this.outputLayers.length;g++){var o=this.outputLayers[g],w=this.outputLayersNodeIndices[g],p=t.nodeKey(o,w);if(!this.containerNodes.has(p))continue;var x=r[p];x==null&&(x=0);var b=this.outputLayersTensorIndices[g];C.push([o.name,x,b])}return e.outputLayers=C,e},t.fromConfig=function(e,r,i,a){a===void 0&&(a=!1);var s={},o={};function c(H,J){H.name in o?o[H.name].push(J):o[H.name]=[J]}function l(H,J){for(var $=[],ee,te=0,ne=J;te<ne.length;te++){var re=ne[te],ie=re[0],oe=re[1],se=re[2];if(ee=re[3]==null?{}:re[3],!(ie in s)){c(H,J);return}var me=s[ie];if(me.inboundNodes.length<=oe){c(H,J);return}var ye=me.inboundNodes[oe];$.push(ye.outputTensors[se])}$.length>0&&H.apply(Yt($),ee)}function u(H){var J=H.name,$=_n(H,r.customObjects!=null?r.customObjects:{});$.setFastWeightInitDuringBuild(a),s[J]=$;var ee=H.inboundNodes;ee.forEach(function(te){if(!(te instanceof Array))throw new M("Corrupted configuration, expected array for nodeData: "+te);c($,te)})}for(var h=r.name,d=r.layers,p=0,f=d;p<f.length;p++){var m=f[p];u(m)}for(;!DE(o);)for(var g=0,y=d;g<y.length;g++){var m=y[g],w=s[m.name];if(w.name in o){var b=o[w.name];delete o[w.name];for(var S=0,x=b;S<x.length;S++){var N=x[S];l(w,N)}}}for(var I=[],C=[],O=r.inputLayers,D=0,F=O;D<F.length;D++){var m=F[D],k=m[0],B=m[1],V=m[2];Hn(k in s);var w=s[k],P=w.inboundNodes[B].outputTensors;I.push(P[V])}for(var q=r.outputLayers,K=0,G=q;K<G.length;K++){var m=G[K],k=m[0],B=m[1],V=m[2];Hn(k in s);var w=s[k],P=w.inboundNodes[B].outputTensors;C.push(P[V])}return new e({inputs:I,outputs:C,name:h})},Object.defineProperty(t.prototype,"stateful",{get:function(){if(this._stateful)throw new M("Container instance unexpectedly has _stateful = true. The statefulness of a Container is determined by the Layers it contains. Its _stateful property must remain the default false.");for(var e=0,r=this.layers;e<r.length;e++){var i=r[e];if(i.stateful)return!0}return!1},enumerable:!0,configurable:!0}),t.prototype.resetStates=function(){var e=this;v.tidy(function(){e.layers.forEach(function(r){r.stateful&&r.resetStates()})})},t}(Fe);function i4(n,t,e){var r=t.length;if(n==null||Array.isArray(n)&&n.length===0)return t.map(function(a){return null});if(r===1)return Array.isArray(n)&&n.length===1?n:typeof n=="object"&&t[0]in n?[n[t[0]]]:[n];if(Array.isArray(n)){if(n.length!==r)throw new Error("Provided "+e+" is an array of "+n.length+" "+("element(s), but the model has "+r+" outputs. ")+"Make sure a set of weights is provided for each model output.");return n}else if(typeof n=="object"&&Object.keys(n).length>0&&typeof n[Object.keys(n)[0]]=="object"){var i=[];return t.forEach(function(a){a in n?i.push(n[a]):i.push(null)}),i}else throw new Error("The model has multiple ("+r+") outputs, "+("so "+e+" must be either an array with ")+(r+" elements or an object with "+t+" keys. ")+("Provided "+e+" not understood: "+JSON.stringify(n)))}function Dv(n,t){return i4(n,t,"classWeight")}function kv(n,t,e,r){return Ae(this,void 0,void 0,function(){var i,a,s,o,c;return xe(this,function(l){switch(l.label){case 0:if(t!=null||r!=null)throw new Error("Support sampleWeight is not implemented yet");return e!=null?(i=v.tidy(function(){if(n.shape.length===1)return n.clone();if(n.shape.length===2)if(n.shape[1]>1){var u=1;return n.argMax(u)}else{if(n.shape[1]===1)return n.reshape([n.shape[0]]);throw new Error("Encountered unexpected last-dimension size ("+n.shape[1]+") during handling of class weights. The size is expected to be >= 1.")}else throw new Error("Unexpected rank of target (y) tensor ("+n.rank+") during handling of class weights. The rank is expected to be 1 or 2.")}),o=(s=Array).from,[4,i.data()]):[3,2];case 1:return a=o.apply(s,[l.sent()]),v.dispose(i),c=[],a.forEach(function(u){if(e[u]==null)throw new Error("classWeight must contain all classes in the training data. "+("The class "+u+" exists in the data but not in ")+"classWeight");c.push(e[u])}),[2,v.tensor1d(c,"float32")];case 2:return[2,null]}})})}function a4(n,t){return v.mul(n,t)}var s4=32;function Wv(n,t){var e,r,i=t;e=i.xs,r=i.ys,v.util.assert(e!=null&&r!=null,function(){return"A Dataset iterator for fitDataset() is expected to generate objects of the form `{xs: xVal, ys: yVal}`, where the two values may be `tf.Tensor`, an array of Tensors, or a map of string to Tensor.  The provided Dataset instead generates "+(""+t)});var a=Fv("input",n.inputNames,e),s=Fv("output",n.outputNames,r),o=a[0].shape[0];v.util.assert(a.length===n.inputs.length,function(){return"LayersModel has "+n.inputs.length+" inputs, but the dataset "+("provides "+a.length+" inputs.  (Expected input keys: ")+(JSON.stringify(n.inputNames)+")")}),v.util.assert(s.length===n.outputs.length,function(){return"LayersModel has "+n.outputs.length+" outputs, but the dataset "+("provides "+s.length+" outputs.  (Expected output keys: ")+(JSON.stringify(n.outputNames)+")")});for(var c=function(d){v.util.assert(a[d].shape[0]===o,function(){return"Batch size mismatch: input "+(n.inputNames[d]+" has "+a[d].shape[0]+"; ")+("expected  "+o+" based on input "+n.inputNames[0]+".")})},l=0;l<a.length;l++)c(l);for(var u=function(d){v.util.assert(s[d].shape[0]===o,function(){return"Batch size mismatch: output "+(n.outputNames[d]+" has "+s[d].shape[0]+"; ")+("expected  "+o+" based on input "+n.inputNames[0]+".")})},h=0;h<s.length;h++)u(h);return{xs:a,ys:s}}function Fv(n,t,e){if(e instanceof v.Tensor)return[e];if(Array.isArray(e))return v.util.assert(e.length===t.length,function(){return"Received an array of "+e.length+" Tensors, but expected "+t.length+" to match the "+n+" keys "+t+"."}),e;for(var r=[],i=0,a=t;i<a.length;i++){var s=a[i];if(e[s]==null)throw new M("The feature data generated by the dataset lacks the required "+(n+" key '"+s+"'."));r.push(e[s])}return r}function o4(n){if(n.length===3)throw new Re("Validation with sample weights is not implemented yet.");return{xs:n[0],ys:n[1]}}function l4(n,t,e){return Ae(this,void 0,void 0,function(){var r,i,a,s,o,c,l,u,h,d,p,f,m,g,y,w,b,S,x,N,I,C,O,D,F,k,B,V,P,q,k,K,G,H,J,k;return xe(this,function($){switch($.label){case 0:if(r=e.batchesPerEpoch!=null,v.util.assert(n.optimizer!=null,function(){return"You must compile a model before training/testing. Use LayersModel.compile(modelCompileConfig)."}),v.util.assert(e!=null,function(){return"For fitDataset(), the 2nd argument (config) is required, but it is not provided in this call."}),v.util.assert(e.epochs!=null&&e.epochs>0&&Number.isInteger(e.epochs),function(){return"For fitDataset(), config.epochs is expected to be a positive "+("integer, but got "+e.epochs)}),v.util.assert(!r||e.batchesPerEpoch>0&&Number.isInteger(e.batchesPerEpoch),function(){return"For fitDataset(), config.batchesPerEpoch is expected to be a "+("positive integer if specified, but got "+e.batchesPerEpoch)}),v.util.assert(e.validationSplit==null,function(){return"`validationSplit` is not supported by `fitDataset()`. Use validationData instead."}),n.isTraining)throw new Error("Cannot start training because another fit() call is ongoing.");n.isTraining=!0,$.label=1;case 1:return $.trys.push([1,,26,27]),i=e.validationData!=null,a=void 0,s=void 0,i&&(Uv(e.validationData)?v.util.assert(e.validationBatches==null||e.validationBatches>0&&Number.isInteger(e.validationBatches),function(){return"For fitDataset() with dataset-based validation, config.validationBatches is expected not to be provided, or to be a positive integer, "+("but got "+e.validationBatches)}):(o=o4(e.validationData),a=o.xs,s=o.ys)),c=n.makeTrainFunction(),l=n.getDedupedMetricsNames(),u=void 0,i?u=l.slice().concat(l.map(function(ee){return"val_"+ee})):u=l.slice(),h=bv(e.callbacks,e.yieldEvery),d=e.verbose==null?1:e.verbose,p=Sv(h,d,e.epochs,null,null,c4(t,e),null,i,u),f=p.callbackList,m=p.history,f.setModel(n),n.history=m,[4,f.onTrainBegin()];case 2:return $.sent(),n.stopTraining_=!1,g=e.initialEpoch==null?0:e.initialEpoch,[4,t.iterator()];case 3:y=$.sent(),$.label=4;case 4:return g<e.epochs?(w={},[4,f.onEpochBegin(g)]):[3,23];case 5:return $.sent(),b=0,S=0,r?[3,7]:[4,t.iterator()];case 6:y=$.sent(),$.label=7;case 7:return(r?b<e.batchesPerEpoch:!0)?[4,y.next()]:[3,21];case 8:return x=$.sent(),r&&x.done?(console.warn("You provided `batchesPerEpoch` as "+(e.batchesPerEpoch+", ")+"but your dataset iterator ran out of data after "+(b+" batches; ")+"interrupting training. Make sure that your dataset can generate at least `batchesPerEpoch * epochs` batches (in this case, "+(e.batchesPerEpoch*e.epochs+" batches). ")+"You may need to use the repeat() function when building your dataset."),[3,21]):x.value!=null?(N=Wv(n,x.value),I=N.xs,C=N.ys,O={},O.batch=S,O.size=I[0].shape[0],[4,f.onBatchBegin(S,O)]):[3,15];case 9:if($.sent(),D=[],!(e.classWeight!=null))return[3,13];F=Dv(e.classWeight,n.outputNames),k=0,$.label=10;case 10:return k<F.length?(V=(B=D).push,[4,kv(C[k],null,F[k])]):[3,13];case 11:V.apply(B,[$.sent()]),$.label=12;case 12:return++k,[3,10];case 13:for(P=I.concat(C).concat(D),q=c(P),v.dispose(P),k=0;k<l.length;++k)K=l[k],G=q[k],O[K]=G,v.keep(G);return[4,f.onBatchEnd(S,O)];case 14:$.sent(),mv(O),S++,b++,$.label=15;case 15:return(r?b>=e.batchesPerEpoch:x.done)?i?(H=void 0,Uv(e.validationData)?(J=nt,[4,n.evaluateDataset(e.validationData,{batches:e.validationBatches})]):[3,17]):[3,19]:[3,20];case 16:return H=J.apply(void 0,[$.sent()]),[3,18];case 17:H=nt(n.evaluate(a,s,{batchSize:e.validationBatchSize==null?s4:e.validationBatchSize,verbose:0})),$.label=18;case 18:for(k=0;k<n.metricsNames.length;++k)w["val_"+n.metricsNames[k]]=H[k];$.label=19;case 19:return[3,21];case 20:return n.stopTraining_?[3,21]:[3,7];case 21:return[4,f.onEpochEnd(g,w)];case 22:return $.sent(),g++,n.stopTraining_?[3,23]:[3,4];case 23:return[4,f.onTrainEnd()];case 24:return $.sent(),[4,n.history.syncData()];case 25:return $.sent(),[2,n.history];case 26:return n.isTraining=!1,[7];case 27:return[2]}})})}function c4(n,t){var e=null;return t.batchesPerEpoch!=null?e=t.batchesPerEpoch:Number.isFinite(n.size)&&(e=n.size),e}function Uv(n){return typeof n.iterator=="function"}function u4(n){return typeof n.next=="function"}function h4(n,t,e){return Ae(this,void 0,void 0,function(){var r,i,a,s,o,c,l,u,h,d,p;return xe(this,function(f){switch(f.label){case 0:if(e=e||{},r=e.batches!=null,i=n.testFunction,a=[],e.verbose>0)throw new Re("Verbose mode is not implemented yet.");return v.util.assert(!r||e.batches>0&&Number.isInteger(e.batches),function(){return"Test loop expects `batches` to be a positive integer, but "+("received "+JSON.stringify(e.batches))}),u4(t)?(o=t,[3,3]):[3,1];case 1:return[4,t.iterator()];case 2:o=f.sent(),f.label=3;case 3:s=o,c=0,l=0,u=function(){var m;return xe(this,function(g){switch(g.label){case 0:return[4,s.next()];case 1:return m=g.sent(),a=v.tidy(function(){if(m.value){var y=Wv(n,m.value),w=y.xs,b=y.ys,S=w.concat(b),x=v.tidy(function(){return i(S)});if(v.dispose(S),l===0)for(var N=0;N<x.length;++N)a.push(v.scalar(0));for(var I=S[0].shape[0],C=function(O){var D=x[O],F=a[O];a[O]=v.tidy(function(){return v.add(a[O],v.mul(I,D))}),l>0&&v.dispose(F)},N=0;N<x.length;++N)C(N);v.dispose(x),c+=I,++l}return a}),m.done?(r&&console.warn("Your dataset iterator ran out of data during evaluateDataset(). Interrupting evalution. Make sure that your dataset can generate at least `batches` "+("batches (in this case, "+e.batches+" batches). ")+"You may need to use the repeat() function when building your dataset."),[2,"break"]):[2]}})},f.label=4;case 4:return(r?l<e.batches:!0)?[5,u()]:[3,6];case 5:return h=f.sent(),h==="break"?[3,6]:[3,4];case 6:for(d=0;d<a.length;++d)p=a[d],a[d]=v.div(a[d],c),v.dispose(p);return[2,Yt(a)]}})})}function _d(n){v.util.assert(n>0&&Number.isInteger(n),function(){return"batchSize is required to be a positive integer, but got "+n})}function fs(n,t,e){return n==null?[null]:Array.isArray(n)?n.map(function(r){return gi(r,t,e-t)}):gi(n,t,e-t)}function Cd(n,t){return v.tidy(function(){return n==null?null:Array.isArray(n)?n.map(function(e){return Cd(e,t)}):Qy(n,t.dtype==="int32"?t:t.toInt())})}function Rd(n,t){for(var e=[],r=0,i=null;r<n;)i=r+t,i>=n&&(i=n),e.push([r,i]),r=i;return e}function d4(n,t,e,r,i,a,s,o,c,l,u,h,d,p,f){return Ae(this,void 0,void 0,function(){var m,g,y,w,b,S,x,N,I;return xe(this,function(C){switch(C.label){case 0:if(i==null&&(i=32),a==null&&(a=1),u==null&&(u=!0),d==null&&(d=0),m=!1,c!=null&&l!=null&&(m=!0),f!=null&&(m=!0,p==null))throw new M("Can only use `validationSteps` when doing step-wise training, i.e., `stepsPerEpoch` must be set.");return g=n.checkNumSamples(e,i,p,"steps_per_epoch"),g!=null&&(y=Tn(0,g)),s==null&&(s=1),w=Sv(o,s,a,d,g,p,i,m,h),b=w.callbackList,S=w.history,b.setModel(n),n.history=S,[4,b.onTrainBegin()];case 1:C.sent(),n.stopTraining_=!1,x=function(O){var D,F,k,B,V,P;return xe(this,function(q){switch(q.label){case 0:return[4,b.onEpochBegin(O)];case 1:if(q.sent(),D={},!(p!=null))return[3,2];throw new Re("stepsPerEpoch mode is not implemented yet.");case 2:if(u==="batch")throw new Re("batch shuffling is not implemneted yet");u&&v.util.shuffle(y),F=v.tensor1d(y),k=Rd(g,i),B=function(K){var G;return xe(this,function(H){switch(H.label){case 0:return G={},[4,b.onBatchBegin(K,G)];case 1:return H.sent(),v.tidy(function(){var J=k[K][0],$=k[K][1],ee=gi(F,J,$-J);G.batch=K,G.size=$-J;for(var te=Cd(e,ee),ne=t(te),re=0;re<r.length;++re){var ie=r[re],oe=ne[re];G[ie]=oe,v.keep(oe)}if(K===k.length-1&&m)for(var se=n.testLoop(c,l,i),re=0;re<r.length;++re){var ie=r[re],oe=se[re];v.keep(oe),D["val_"+ie]=oe}}),[4,b.onBatchEnd(K,G)];case 2:return H.sent(),mv(G),n.stopTraining_?[2,"break"]:[2]}})},V=0,q.label=3;case 3:return V<k.length?[5,B(V)]:[3,6];case 4:if(P=q.sent(),P==="break")return[3,6];q.label=5;case 5:return++V,[3,3];case 6:F.dispose(),q.label=7;case 7:return[4,b.onEpochEnd(O,D)];case 8:return q.sent(),n.stopTraining_?[2,"break"]:[2]}})},N=d,C.label=2;case 2:return N<a?[5,x(N)]:[3,5];case 3:if(I=C.sent(),I==="break")return[3,5];C.label=4;case 4:return++N,[3,2];case 5:return[4,b.onTrainEnd()];case 6:return C.sent(),[4,n.history.syncData()];case 7:return C.sent(),[2,n.history]}})})}function p4(n,t,e,r){return r===void 0&&(r={}),Ae(this,void 0,void 0,function(){var i,a,s,o,c,l,u,h,d,p,f,m,g,y,w,b,S,x,N,I,C,O,D;return xe(this,function(F){switch(F.label){case 0:if(n.isTraining)throw new Error("Cannot start training because another fit() call is ongoing.");n.isTraining=!0,F.label=1;case 1:return F.trys.push([1,,7,8]),h=r.batchSize==null?32:r.batchSize,_d(h),d=!1,[4,n.standardizeUserData(t,e,r.sampleWeight,r.classWeight,d,h)];case 2:if(p=F.sent(),i=p[0],a=p[1],u=p[2],f=!1,m=void 0,!(r.validationData!=null&&r.validationData.length>0))return[3,4];if(f=!0,r.validationData.length===2)s=r.validationData[0],o=r.validationData[1];else throw r.validationData.length===3?new Re("validationData including sample weights is not supported yet."):new M("When passing validation data, it must contain 2 (valX, valY) or 3 (valX, valY, valSampleWeight) items; "+(r.validationData+" is invalid."));return g=!0,[4,n.standardizeUserData(s,o,null,null,g,h)];case 3:return y=F.sent(),c=y[0],l=y[1],m=c.concat(l),[3,5];case 4:r.validationSplit!=null&&r.validationSplit>0&&r.validationSplit<1?(f=!0,w=Math.floor(i[0].shape[0]*(1-r.validationSplit)),b=i[0].shape[0],c=fs(i,w,b),i=fs(i,0,w),l=fs(a,w,b),a=fs(a,0,w),m=c.concat(l)):r.validationSteps!=null&&(f=!0),F.label=5;case 5:return S=i.concat(a).concat(u),n.checkTrainableWeightsConsistency(),x=n.makeTrainFunction(),N=n.getDedupedMetricsNames(),I=void 0,C=void 0,f?(n.makeTestFunction(),I=n.testFunction,C=N.slice().concat(N.map(function(k){return"val_"+k}))):(I=null,m=[],C=N.slice()),O=bv(r.callbacks,r.yieldEvery),[4,d4(n,x,S,N,h,r.epochs,r.verbose,O,I,m,r.shuffle,C,r.initialEpoch,null,null)];case 6:return D=F.sent(),[2,D];case 7:return n.isTraining=!1,vi(i,t),vi(a,e),vi(c,s),vi(l,o),u!=null&&v.dispose(u),[7];case 8:return[2]}})})}function Bv(n){var t=[];n instanceof v.Tensor&&(n=[n]);for(var e=0;e<n.length;++e){var r=n[e];if(r.rank===1)t.push(os(r,1));else{if(r.rank===0)throw new Error("Expected tensor to be at least 1D, but received a 0D tensor (scalar).");t.push(r)}}return t}function vi(n,t){if(n==null)return;var e=[];if(t instanceof v.Tensor)e.push(t.id);else if(Array.isArray(t))t.forEach(function(c){return e.push(c.id)});else if(t!=null)for(var r in t){var i=t[r];e.push(i.id)}var a=[];if(n instanceof v.Tensor)e.indexOf(n.id)===-1&&a.push(n);else if(Array.isArray(n))n.forEach(function(c){e.indexOf(c.id)===-1&&a.push(c)});else if(n!=null)for(var s in n){var o=n[s];e.indexOf(o.id)===-1&&a.push(o)}a.forEach(function(c){c.isDisposed||c.dispose()})}function f4(n){return n instanceof v.Tensor}function Od(n){return Array.isArray(n)}function zv(n){return!f4(n)&&!Od(n)}function Pv(n,t,e,r,i){if(r===void 0&&(r=!0),i===void 0&&(i=""),t==null||t.length===0){if(n!=null){var a=!1;if(Od(n)&&n.length>0)a=!0;else if(zv(n)){for(var s in n)if(n.hasOwnProperty(s)){a=!0;break}}else a=!0;if(a)throw new M("Error when checking model "+i+" expected no data, "+("but got "+n))}return[]}if(n==null)return t.map(function(g){return null});var o;if(zv(n)){n=n,o=[];for(var c=0,l=t;c<l.length;c++){var u=l[c];if(n[u]==null)throw new M('No data provided for "'+u+'". Need data for each key in: '+(""+t));o.push(n[u])}}else if(Od(n)){if(n=n,n.length!==t.length)throw new M("Error when checking model "+i+": the Array of Tensors that you are passing to your model is not the size the "+("model expected. Expected to see "+t.length+" Tensor(s), but ")+("instead got the following list of Tensor(s): "+n));o=n}else{if(n=n,t.length>1)throw new M("The model "+i+" expects "+t.length+" Tensor(s), "+("but only received one Tensor. Found: Tensor with shape "+n.shape));o=[n]}if(o=Bv(o),e!=null)for(var h=0;h<t.length;++h){if(e[h]==null)continue;var d=o[h];if(d.shape.length!==e[h].length)throw new M("Error when checking "+i+": expected "+t[h]+" "+("to have "+e[h].length+" dimension(s). but got array with ")+("shape "+d.shape));for(var p=0;p<e[h].length;++p){if(p===0&&!r)continue;var f=d.shape[p],m=e[h][p];if(m!=null&&m>=0&&f!==m)throw new M("Error when checking "+i+": expected "+t[h]+" "+("to have shape ["+e[h]+"], but got array with shape ")+("["+d.shape+"]."))}}return o}function m4(n,t,e){var r=Or(n.map(function(a){return a.shape[0]}));r.sort();var i=Or(t.map(function(a){return a.shape[0]}));if(i.sort(),r.length>1)throw new M("All input Tensors (x) should have the same number of samples. Got array shapes: "+(""+JSON.stringify(n.map(function(a){return a.shape}))));if(i.length>1)throw new M("All target Tensors (y) should have the same number of samples. Got array shapes: "+(""+JSON.stringify(t.map(function(a){return a.shape}))));if(r.length>0&&i.length>0&&!v.util.arraysEqual(r,i))throw new M("Input Tensors should have the same number of samples as target "+("Tensors. Found "+r[0]+" input sample(s) and "+i[0]+" target ")+"sample(s).")}function g4(n,t,e){for(var r=[yi,$o,hs],i=0;i<n.length;++i){var a=n[i],s=t[i],o=e[i];if(s==null)continue;if(s===hs&&a.shape[a.shape.length-1]===1)throw new M("You are passing a target array of shape "+a.shape+" while using a loss 'categorical_crossentropy'. 'categorical_crossentropy'expects targets to be binary matrices (1s and 0s) of shape [samples, classes].");if(r.indexOf(s)!==-1)for(var c=a.shape.slice(1),l=o.slice(1),u=0;u<c.length;++u){var h=c[u],d=l[u];if(d!=null&&h!==d)throw new M("A target Tensor with shape "+a.shape+" was passed for an "+("output of shape "+o+", while using a loss function that ")+"expects targets to have the same shape as the output.")}}}function Mv(n,t,e,r,i){r===void 0&&(r=!0),i===void 0&&(i="");var a;if(Array.isArray(n)){if(n.length!==t.length)throw new M("Error when checking model "+i+": the Array of Tensors that you are passing to your model is not the size the "+("the model expected. Expected to see "+t.length+" Tensor(s),")+(" but instead got "+n.length+" Tensors(s)."));a=n}else{if(t.length>1)throw new M("The model expects "+t.length+" "+i+" Tensors, but only received one Tensor. Found: array with shape "+(JSON.stringify(n.shape)+"."));a=[n]}if(e!=null)for(var s=0;s<t.length;++s){if(e[s]==null)continue;var o=a[s];if(o.shape.length!==e[s].length)throw new M("Error when checking "+i+": expected "+t[s]+" "+("to have "+e[s].length+" dimension(s), but got array with ")+("shape "+JSON.stringify(o.shape)));for(var c=0;c<e[s].length;++c){if(c===0&&!r)continue;var l=o.shape[c],u=e[s][c];if(u!=null&&u!==l)throw new M("Error when checking "+i+": expected "+(t[s]+" to have shape "+JSON.stringify(e[s])+" but ")+("got array with shape "+JSON.stringify(o.shape)+"."))}}}function y4(n,t){if(n==null||Array.isArray(n)&&n.length===0)return t.map(function(c){return[]});var e;if(typeof n=="string"||typeof n=="function")e=[n];else if(Array.isArray(n)||typeof n=="object")e=n;else throw new TypeError("Type of metrics argument not understood. Expected an string,"+("function, Array, or Object, found: "+n));if(Array.isArray(e))return t.map(function(c){return e});for(var r=[],i=0,a=t;i<a.length;i++){var s=a[i],o=e.hasOwnProperty(s)?e[s]:[];Array.isArray(o)||(o=[o]),r.push(o)}return r}var v4="layers-model",Fr=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.isTraining=!1,r}return t.prototype.summary=function(e,r,i){if(i===void 0&&(i=console.log),!this.built)throw new M("This model has never been called, thus its weights have not been created yet. So no summary can be displayed. Build the model first (e.g., by calling it on some test data).");Z7(this,e,r,i)},t.prototype.compile=function(e){var r=this;if(e.loss==null&&(e.loss=[]),this.loss=e.loss,typeof e.optimizer=="string")this.optimizer_=j7(e.optimizer),this.isOptimizerOwned=!0;else{if(!(e.optimizer instanceof v.Optimizer))throw new M("User-defined optimizer must be an instance of tf.Optimizer.");this.optimizer_=e.optimizer,this.isOptimizerOwned=!1}var i=[];if(!Array.isArray(e.loss)&&typeof e.loss!="string"&&typeof e.loss!="function"){e.loss=e.loss;for(var a in e.loss)if(this.outputNames.indexOf(a)===-1)throw new M('Unknown entry in loss dictionary: "'+a+'". '+("Only expected the following keys: "+this.outputNames));for(var s=0,o=this.outputNames;s<o.length;s++){var c=o[s];e.loss[c]==null&&console.warn('Output "'+c+'" is missing from loss dictionary. We assume this was done on purpose, and we will not be expecting data '+("to be passed to "+c+" during training")),i.push(bd(e.loss[c]))}}else if(Array.isArray(e.loss)){if(e.loss.length!==this.outputs.length)throw new M("When passing an Array as loss, it should have one entry per "+("model output. The model has "+this.outputs.length+" output(s), ")+("but you passed loss="+e.loss+"."));var l=e.loss;i=l.map(function(y){return bd(y)})}else{var u=bd(e.loss);this.outputs.forEach(function(y){i.push(u)})}this.lossFunctions=i,this.feedOutputNames=[],this.feedOutputShapes=[],this.feedLossFns=[];for(var h=0;h<this.outputs.length;++h){var d=this.internalOutputShapes[h],p=this.outputNames[h];this.feedOutputNames.push(p),this.feedOutputShapes.push(d),this.feedLossFns.push(this.lossFunctions[h])}var f=[];this.metrics=e.metrics,this.metricsNames=["loss"],this.metricsTensors=[],mi("loss",function(){for(var y=0;y<r.outputs.length;++y){if(f.indexOf(y)!==-1)continue;var w=r.lossFunctions[y];r.outputs.length>1&&(r.metricsTensors.push([w,y]),r.metricsNames.push(r.outputNames[y]+"_loss"))}});var m=y4(e.metrics,this.outputNames),g=function(y,w,b){r.outputNames.length>1&&(w=r.outputNames[y]+"_"+w),r.metricsNames.push(w),r.metricsTensors.push([b,y])};mi("metric",function(){for(var y=function(b){if(f.indexOf(b)!==-1)return"continue";var S=m[b],x=function(N){for(var I="",C,O,D,F=function(P){if(typeof P=="string"&&["accuracy","acc","crossentropy","ce"].indexOf(P)!==-1){var q=r.internalOutputShapes[b];q[q.length-1]===1||r.lossFunctions[b]===$o?["accuracy","acc"].indexOf(P)!==-1?O=xd:["crossentropy","ce"].indexOf(P)!==-1&&(O=Av):r.lossFunctions[b]===Ko?["accuracy","acc"].indexOf(P)!==-1?O=Tv:["crossentropy","ce"].indexOf(P)!==-1&&(O=Nv):["accuracy","acc"].indexOf(P)!==-1?O=Sd:["crossentropy","ce"].indexOf(P)!==-1&&(O=Ld);var K=void 0;["accuracy","acc"].indexOf(P)!==-1?K="acc":["crossentropy","ce"].indexOf(P)!==-1&&(K="ce"),D=O,C=I+K}else{var G=Y7(P);D=G,C=I+Zo(P)}var H;mi(C,function(){H=D}),g(b,C,H)},k=0,B=N;k<B.length;k++){var V=B[k];F(V)}};x(S)},w=0;w<r.outputs.length;++w)y(w)}),this.collectedTrainableWeights=this.trainableWeights},t.prototype.checkTrainableWeightsConsistency=function(){if(this.collectedTrainableWeights==null)return;this.trainableWeights.length!==this.collectedTrainableWeights.length&&console.warn("Discrepancy between trainableweights and collected trainable weights. Did you set `model.trainable` without calling `model.compile()` afterwards?")},t.prototype.evaluate=function(e,r,i){i===void 0&&(i={});var a=i.batchSize==null?32:i.batchSize;_d(a);var s=!0,o=this.standardizeUserDataXY(e,r,s,a);try{var c=o[0].concat(o[1]);this.makeTestFunction();var l=this.testFunction,u=this.testLoop(l,c,a,i.verbose,i.steps);return Yt(u)}finally{vi(o[0],e),vi(o[1],r)}},t.prototype.evaluateDataset=function(e,r){return Ae(this,void 0,void 0,function(){return xe(this,function(i){return this.makeTestFunction(),[2,h4(this,e,r)]})})},t.prototype.checkNumSamples=function(e,r,i,a){a===void 0&&(a="steps");var s;if(i!=null){if(s=null,r!=null)throw new M("If "+a+" is set, batchSize must be null or undefined."+("Got batchSize = "+r))}else if(e!=null)Array.isArray(e)?s=e[0].shape[0]:s=e.shape[0];else throw new M("Either the input data should have a defined shape, or "+(a+" shoud be specified."));return s},t.prototype.execute=function(e,r){if(Array.isArray(r)&&r.length===0)throw new M("`outputs` is an empty Array, which is not allowed.");var i=Array.isArray(r),a=i?r:[r],s=this.retrieveSymbolicTensors(a),o=new ca;if(e instanceof v.Tensor&&(e=[e]),Array.isArray(e)){if(e.length!==this.inputs.length)throw new M("The number of inputs provided ("+e.length+") does not match the number of inputs of this model "+("("+this.inputs.length+")."));for(var c=0;c<this.inputs.length;++c)o.add(this.inputs[c],e[c])}else for(var l=0,u=this.inputs;l<u.length;l++){var h=u[l],d=e[h.name];if(d==null)throw new M("No value is provided for the model's input "+h.name);o.add(h,d)}var p=ps(s,o);return i?p:p[0]},t.prototype.retrieveSymbolicTensors=function(e){for(var r=pi(null,e.length),i=e.length,a=0,s=this.layers;a<s.length;a++){for(var o=s[a],c=Array.isArray(o.output)?o.output:[o.output],l=c.map(function(p){return p.name}),u=0;u<e.length;++u){var h=l.indexOf(e[u]);if(h!==-1&&(r[u]=c[h],i--),i===0)break}if(i===0)break}if(i>0){var d=[];throw r.forEach(function(p,f){p==null&&d.push(e[f])}),new M("Cannot find SymbolicTensors for output name(s): "+(""+JSON.stringify(d)))}return r},t.prototype.predictLoop=function(e,r,i){var a=this;return r===void 0&&(r=32),i===void 0&&(i=!1),v.tidy(function(){var s=a.checkNumSamples(e);if(i)throw new Re("Verbose predictLoop() is not implemented yet.");for(var o=Rd(s,r),c=a.outputs.map(function(h){return[]}),l=function(h){var d=v.tidy(function(){var p=o[h][0],f=o[h][1],m=fs(e,p,f),g=[];if(Array.isArray(m))for(var y=0;y<m.length;++y)g.push({key:a.inputs[y],value:m[y]});else g.push({key:a.inputs[0],value:m});var w=new ca(g);return ps(a.outputs,w)});d.forEach(function(p,f){return c[f].push(p)})},u=0;u<o.length;++u)l(u);return Yt(c.map(function(h){return v.concat(h,0)}))})},t.prototype.predict=function(e,r){r===void 0&&(r={});var i=Bv(e);Mv(i,this.inputNames,this.feedInputShapes,!1);try{var a=r.batchSize==null?32:r.batchSize;return _d(a),this.predictLoop(i,a)}finally{vi(i,e)}},t.prototype.predictOnBatch=function(e){Mv(e,this.inputNames,this.feedInputShapes,!0);var r=(Array.isArray(e)?e[0]:e).shape[0];return this.predictLoop(e,r)},t.prototype.standardizeUserDataXY=function(e,r,i,a){if(this.optimizer_==null)throw new Mn("You must compile a model before training/testing. Use LayersModel.compile(modelCompileArgs).");for(var s=[],o=0;o<this.feedOutputShapes.length;++o){var c=this.feedOutputShapes[o],l=this.feedLossFns[o];l===Ko?s.push(c.slice(0,c.length-1).concat([1])):s.push(c)}if(e=Pv(e,this.feedInputNames,this.feedInputShapes,!1,"input"),r=Pv(r,this.feedOutputNames,s,!1,"target"),m4(e,r),g4(r,this.feedLossFns,this.feedOutputShapes),this.stateful&&a!=null&&a>0&&e[0].shape[0]%a!==0)throw new M("In a stateful network, you should only pass inputs with a number of samples that is divisible by the batch size "+(a+". Found: "+e[0].shape[0]+" sample(s)."));return[e,r]},t.prototype.standardizeUserData=function(e,r,i,a,s,o){return s===void 0&&(s=!0),Ae(this,void 0,void 0,function(){var c,l,u,h,d,p,f,m;return xe(this,function(g){switch(g.label){case 0:if(c=this.standardizeUserDataXY(e,r,s,o),l=c[0],u=c[1],i!=null)throw new Error("sample weight is not supported yet.");if(h=null,!(a!=null))return[3,4];d=Dv(a,this.outputNames),h=[],p=0,g.label=1;case 1:return p<d.length?(m=(f=h).push,[4,kv(u[p],null,d[p])]):[3,4];case 2:m.apply(f,[g.sent()]),g.label=3;case 3:return++p,[3,1];case 4:return[2,[l,u,h]]}})})},t.prototype.testLoop=function(e,r,i,a,s){var o=this;return a===void 0&&(a=0),v.tidy(function(){var c=o.checkNumSamples(r,i,s,"steps"),l=[];if(a>0)throw new Re("Verbose mode is not implemented yet.");if(s!=null)throw new Re("steps mode in testLoop() is not implemented yet");for(var u=Rd(c,i),h=v.tensor1d(Tn(0,c)),d=0;d<u.length;++d){var p=u[d][0],f=u[d][1],m=gi(h,p,f-p),g=Cd(r,m),y=e(g);if(d===0)for(var w=0;w<y.length;++w)l.push(v.scalar(0));for(var w=0;w<y.length;++w){var b=y[w];l[w]=v.add(l[w],v.mul(f-p,b))}}for(var w=0;w<l.length;++w)l[w]=v.div(l[w],c);return l})},t.prototype.getDedupedMetricsNames=function(){for(var e=this.metricsNames,r=[],i=0;i<e.length;++i){var a=e[i],s=a;if(Uy(e,a)>1){var o=Uy(e.slice(0,i),a);s+="_"+o}r.push(s)}return r},t.prototype.makeTrainFunction=function(){var e=this;return function(r){var i=[],a=r.slice(0,e.inputs.length),s=r.slice(e.inputs.length,e.inputs.length+e.outputs.length),o=r.slice(e.inputs.length+e.outputs.length,e.inputs.length+e.outputs.length*2),c=[],l=function(){for(var p=[],f=0;f<e.inputs.length;++f)p.push({key:e.inputs[f],value:a[f]});for(var m=new ca(p),g=ps(e.outputs,m,{training:!0}),y,f=0;f<e.lossFunctions.length;++f){var w=e.lossFunctions[f],b=w(s[f],g[f]);o[f]!=null&&(b=a4(b,o[f]));var S=v.mean(b);i.push(S),f===0?y=b:y=v.add(y,b)}for(var f=0;f<e.metricsTensors.length;++f){var x=void 0;if(e.outputs.length>1&&f<e.outputs.length)x=i[f];else{var N=e.metricsTensors[f][0],I=e.metricsTensors[f][1];x=v.mean(N(s[I],g[I]))}v.keep(x),c.push(x)}return y=v.mean(y),e.calculateLosses().forEach(function(C){y=v.add(y,C)}),y},u=e.collectedTrainableWeights.map(function(p){return p.read()}),h=!0,d=e.optimizer_.minimize(l,h,u);return[d].concat(c)}},t.prototype.makeTestFunction=function(){var e=this;this.testFunction=function(r){return v.tidy(function(){for(var i=[],a,s=r.slice(0,e.inputs.length),o=r.slice(e.inputs.length,e.inputs.length+e.outputs.length),c=[],l=0;l<e.inputs.length;++l)c.push({key:e.inputs[l],value:s[l]});for(var u=new ca(c),h=ps(e.outputs,u),l=0;l<e.lossFunctions.length;++l){var d=e.lossFunctions[l],p=v.mean(d(o[l],h[l]));l===0?a=p:a=v.add(a,p),i.push(a)}for(var l=0;l<e.metricsTensors.length;++l){var f=e.metricsTensors[l][0],m=e.metricsTensors[l][1],g=v.mean(f(o[m],h[m]));i.push(g)}return i})}},t.prototype.fit=function(e,r,i){return i===void 0&&(i={}),Ae(this,void 0,void 0,function(){return xe(this,function(a){return[2,p4(this,e,r,i)]})})},t.prototype.fitDataset=function(e,r){return Ae(this,void 0,void 0,function(){return xe(this,function(i){return[2,l4(this,e,r)]})})},t.prototype.trainOnBatch=function(e,r){return Ae(this,void 0,void 0,function(){var i,a,s,o,c,l,u,h,d,p;return xe(this,function(f){switch(f.label){case 0:return[4,this.standardizeUserData(e,r)];case 1:i=f.sent(),a=i[0],s=i[1],o=this.makeTrainFunction(),c=o(a.concat(s)),l=[],u=0,h=c,f.label=2;case 2:return u<h.length?(d=h[u],[4,d.data()]):[3,5];case 3:p=f.sent(),l.push(p[0]),f.label=4;case 4:return u++,[3,2];case 5:return v.dispose(c),[2,Yt(l)]}})})},t.prototype.getNamedWeights=function(e){for(var r=[],i=e!=null&&e.trainableOnly,a=i?this.trainableWeights:this.weights,s=this.getWeights(i),o=0;o<a.length;++o){if(i&&!a[o].trainable)continue;r.push({name:a[o].originalName,tensor:s[o]})}return r},Object.defineProperty(t.prototype,"stopTraining",{get:function(){return this.stopTraining_},set:function(e){this.stopTraining_=e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"optimizer",{get:function(){return this.optimizer_},set:function(e){this.optimizer_!==e&&(this.optimizer_=e,this.isOptimizerOwned=!1)},enumerable:!0,configurable:!0}),t.prototype.dispose=function(){var e=n.prototype.dispose.call(this);if(e.refCountAfterDispose===0&&this.optimizer!=null&&this.isOptimizerOwned){var r=v.memory().numTensors;this.optimizer_.dispose(),e.numDisposedVariables+=r-v.memory().numTensors}return e},t.prototype.getLossIdentifiers=function(){var e;if(typeof this.loss=="string")e=or(this.loss);else if(Array.isArray(this.loss)){for(var r=0,i=this.loss;r<i.length;r++){var a=i[r];if(typeof a!="string")throw new Error("Serialization of non-string loss is not supported.")}e=this.loss.map(function(h){return or(h)})}else{var s=Object.keys(this.loss);e={};for(var o=this.loss,c=0,l=s;c<l.length;c++){var u=l[c];if(typeof o[u]=="string")e[u]=or(o[u]);else throw new Error("Serialization of non-string loss is not supported.")}}return e},t.prototype.getMetricIdentifiers=function(){if(typeof this.metrics=="string"||typeof this.metrics=="function")return[or(Zo(this.metrics))];if(Array.isArray(this.metrics))return this.metrics.map(function(i){return or(Zo(i))});var e={};for(var r in this.metrics)e[r]=or(Zo(this.metrics[r]));return e},t.prototype.getTrainingConfig=function(){return{loss:this.getLossIdentifiers(),metrics:this.getMetricIdentifiers(),optimizer_config:{class_name:this.optimizer.getClassName(),config:this.optimizer.getConfig()}}},t.prototype.loadTrainingConfig=function(e){if(e.weighted_metrics!=null)throw new Error("Loading weight_metrics is not supported yet.");if(e.loss_weights!=null)throw new Error("Loading loss_weights is not supported yet.");if(e.sample_weight_mode!=null)throw new Error("Loading sample_weight_mode is not supported yet.");var r=ds(e.optimizer_config),i=_n(r),a;if(typeof e.loss=="string")a=fi(e.loss);else if(Array.isArray(e.loss))a=e.loss.map(function(c){return fi(c)});else if(e.loss!=null){a={};for(var s in e.loss)a[s]=fi(e.loss[s])}var o;if(Array.isArray(e.metrics))o=e.metrics.map(function(c){return fi(c)});else if(e.metrics!=null){o={};for(var s in e.metrics)o[s]=fi(e.metrics[s])}this.compile({loss:a,metrics:o,optimizer:i})},t.prototype.save=function(e,r){return Ae(this,void 0,void 0,function(){var i,a,s,o,c,l,u,h,d,p,f,m,g,y,w;return xe(this,function(b){switch(b.label){case 0:if(typeof e=="string"){if(i=v.io.getSaveHandlers(e),i.length===0)throw new M("Cannot find any save handlers for URL '"+e+"'");if(i.length>1)throw new M("Found more than one ("+i.length+") save handlers for "+("URL '"+e+"'"));e=i[0]}if(e.save==null)throw new M("LayersModel.save() cannot proceed because the IOHandler provided does not have the `save` attribute defined.");return[4,v.io.encodeWeights(this.getNamedWeights(r))];case 1:return a=b.sent(),s=!1,o=null,c=this.toJSON(o,s),l={modelTopology:c,format:v4,generatedBy:"TensorFlow.js tfjs-layers v"+Td,convertedBy:null},u=r==null?!1:r.includeOptimizer,u&&this.optimizer!=null?(l.trainingConfig=this.getTrainingConfig(),h="optimizer",g=(m=v.io).encodeWeights,[4,this.optimizer.getWeights()]):[3,4];case 2:return[4,g.apply(m,[b.sent(),h])];case 3:d=b.sent(),p=d.data,f=d.specs,(w=a.specs).push.apply(w,f),a.data=v.io.concatenateArrayBuffers([a.data,p]),b.label=4;case 4:return this.userDefinedMetadata!=null&&(y=!0,Cv(this.userDefinedMetadata,this.name,y),l.userDefinedMetadata=this.userDefinedMetadata),l.weightData=a.data,l.weightSpecs=a.specs,[2,e.save(l)]}})})},t.prototype.setUserDefinedMetadata=function(e){Cv(e,this.name),this.userDefinedMetadata=e},t.prototype.getUserDefinedMetadata=function(){return this.userDefinedMetadata},t.className="Model",t}(r4);v.serialization.registerClass(Fr);var w4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.className="Functional",t}(Fr);v.serialization.registerClass(w4);function b4(n,t){return Ae(this,void 0,void 0,function(){var e,r,i,a,s,o,c,l;return xe(this,function(u){switch(u.label){case 0:return"modelTopology"in n||(n={modelTopology:n}),n=n,e=n.modelTopology,e.model_config!=null&&(e=e.model_config),r=ds(e),i=_n(r,t),n.weightsManifest!=null?[4,v.io.loadWeights(n.weightsManifest,n.pathPrefix,i.weights.map(function(h){return h.originalName}))]:[3,2];case 1:for(a=u.sent(),s={},o=0,c=i.weights;o<c.length;o++)l=c[o],s[l.originalName]=a[l.originalName];i.loadWeights(s),v.dispose(a),u.label=2;case 2:return[2,i]}})})}function S4(n,t){return Ae(this,void 0,void 0,function(){var e;return xe(this,function(r){if(t==null&&(t={}),typeof n=="string"){if(e=v.io.getLoadHandlers(n,t),e.length===0)e.push(v.io.browserHTTPRequest(n,t));else if(e.length>1)throw new M("Found more than one ("+e.length+") load handlers for "+("URL '"+n+"'"));n=e[0]}return[2,x4(n,void 0,t)]})})}function x4(n,t,e){return Ae(this,void 0,void 0,function(){var r,i,a,s,o,c,l,u,h;return xe(this,function(d){switch(d.label){case 0:if(e==null&&(e={}),n.load==null)throw new M("Cannot proceed with model loading because the IOHandler provided does not have the `load` method implemented.");return[4,n.load()];case 1:if(r=d.sent(),i=r.modelTopology,i.model_config!=null&&(i=i.model_config),a=e.strict==null?!0:e.strict,s=r.weightData!=null&&r.weightSpecs!=null&&a,o=_n(ds(i),t,s),c=r.trainingConfig,c!=null&&o.loadTrainingConfig(c),r.userDefinedMetadata!=null&&o.setUserDefinedMetadata(r.userDefinedMetadata),!(r.weightData!=null))return[3,4];if(r.weightSpecs==null)throw new M("LayersModel artifacts contains weight data, but not weight specs. Therefore loading of weights cannot proceed.");return l=L4(r.weightData,r.weightSpecs),u=l.modelWeights,h=l.optimizerWeights,o.loadWeights(u,a),o.optimizer!=null&&h.length>0?[4,o.optimizer.setWeights(h)]:[3,3];case 2:d.sent(),d.label=3;case 3:v.dispose(u),v.dispose(h.map(function(p){return p.tensor})),d.label=4;case 4:return[2,o]}})})}function L4(n,t){var e=v.io.decodeWeights(n,t),r={},i=[];return t.forEach(function(a){a.group==="optimizer"?i.push({name:a.name,tensor:e[a.name]}):r[a.name]=e[a.name]}),{modelWeights:r,optimizerWeights:i}}var Ed=function(n){Q(t,n);function t(e){var r=n.call(this,{inputs:[],outputs:[]})||this;if(e=e||{},r.trainable=!0,r.built=!1,r.name=e.name!=null?e.name:Ho("sequential_"),e.layers!=null)for(var i=0,a=e.layers;i<a.length;i++){var s=a[i];r.add(s)}return r}return t.prototype.checkShape=function(e){var r=e.inboundNodes[0].outputTensors[0].shape;if(r.some(function(i){return i<0}))throw new M("Negative dimension size caused by adding layer "+(e.name+" with input shape [")+(e.inboundNodes[0].inputTensors[0].shape+"]"))},t.prototype.add=function(e){var r=e instanceof t||e instanceof Fr,i;if(r){if(i=e,i.outputs.length!==1)throw new M("All layers in a Sequential model should have a single output tensor. For multi-output layers, use the functional API.");if(i.inputs.length!==1)throw new M("All layers in a Sequential model should have a single input tensor. For multi-input layers, use the functional API.")}if(this.outputs.length===0){if(e.inboundNodes.length===0){if(e.batchInputShape==null)throw new M("The first layer in a Sequential model must get an `inputShape` or `batchInputShape` argument.");var a=fv({batchShape:e.batchInputShape,dtype:e.dtype,name:e.name+"_input"});e.apply(a)}if(r)this.outputs=i.outputs,this.inputs=i.inputs;else{if(e.inboundNodes.length!==1)throw new M("A layer added to a Sequential model must not already be "+("connected somewhere else. LayersModel received layer "+e.name+" ")+("which has "+e.inboundNodes.length+" pre-existing inbound ")+"connections.");if(e.inboundNodes[0].outputTensors.length!==1)throw new M("All layers in a Sequential model should have a single output tensor. For multi-output layers, use the functional API.");this.checkShape(e),this.outputs=[e.inboundNodes[0].outputTensors[0]],this.inputs=pv(this.outputs[0])}this.inboundNodes=[],new Go({outboundLayer:this,inboundLayers:[],nodeIndices:[],tensorIndices:[],inputTensors:this.inputs,outputTensors:this.outputs,inputMasks:pi(null,this.inputs.length),outputMasks:[null],inputShapes:this.inputs.map(function(o){return o.shape}),outputShapes:this.outputs[0].shape})}else{var s=e.apply(this.outputs[0]);if(Array.isArray(s))throw new TypeError("All layers in a Sequential model should have a single output tensor. For multi-output layers, use the functional API.");this.checkShape(e),this.outputs=[s],this.inboundNodes[0].outputTensors=this.outputs,this.inboundNodes[0].outputShapes=[this.outputs[0].shape]}this.layers.push(e),this.built=!1},t.prototype.pop=function(){if(this.layers.length===0)throw new TypeError("There are no layers in the model.");if(this.layers.pop(),this.layers.length===0)this.outputs=[],this.inboundNodes=[],this.outboundNodes=[];else{var e=this.layers.length-1;this.layers[e].outboundNodes=[],this.outputs=[this.layers[e].output],this.inboundNodes[0].outputTensors=this.outputs,this.inboundNodes[0].outputShapes=[this.outputs[0].shape]}},t.prototype.call=function(e,r){return this.model==null&&this.build(),this.model.call(e,r)},t.prototype.build=function(e){if(Xe(e),this.inputs.length===0||this.outputs.length===0)throw new TypeError("Sequential model cannot be built: model is empty. Add some layers first.");this.model=new Fr({inputs:this.inputs,outputs:this.outputs[0],name:this.name+"_model"}),this.model.trainable=this.trainable,this.supportsMasking=this.model.supportsMasking,this.inputLayers=this.model.inputLayers,this.inputLayersNodeIndices=this.model.inputLayersNodeIndices,this.inputLayersTensorIndices=this.model.inputLayersTensorIndices,this.outputLayers=this.model.outputLayers,this.outputLayersNodeIndices=this.model.outputLayersNodeIndices,this.outputLayersTensorIndices=this.model.outputLayersTensorIndices,this.nodesByDepth=this.model.nodesByDepth,this.containerNodes=this.model.containerNodes,this.outputNames=this.model.outputNames,this.inputNames=this.model.inputNames,this.built=!0},t.prototype.countParams=function(){return this.built||this.build(),n.prototype.countParams.call(this)},t.prototype.summary=function(e,r,i){i===void 0&&(i=console.log),this.built||this.build(),n.prototype.summary.call(this,e,r,i)},t.prototype.setWeights=function(e){this.model==null&&this.build(),this.model.setWeights(e)},t.prototype.evaluate=function(e,r,i){if(i===void 0&&(i={}),!this.built)throw new Mn("The model needs to be compiled before being used.");return this.model.evaluate(e,r,i)},t.prototype.evaluateDataset=function(e,r){return Ae(this,void 0,void 0,function(){return xe(this,function(i){if(!this.built)throw new Mn("The model needs to be compiled before being used.");return[2,this.model.evaluateDataset(e,r)]})})},t.prototype.predict=function(e,r){return r===void 0&&(r={}),this.model==null&&this.build(),this.model.predict(e,r)},t.prototype.predictOnBatch=function(e){return this.model==null&&this.build(),this.model.predictOnBatch(e)},t.prototype.compile=function(e){this.build(),this.model.compile(e),this.optimizer_=this.model.optimizer,this.isOptimizerOwned=this.model.isOptimizerOwned,this.loss=this.model.loss,this.metrics=this.model.metrics,this.metricsTensors=this.model.metricsTensors,this.metricsNames=this.model.metricsNames},Object.defineProperty(t.prototype,"optimizer",{get:function(){return this.model==null?void 0:this.model.optimizer},set:function(e){this.model.optimizer=e},enumerable:!0,configurable:!0}),t.prototype.fit=function(e,r,i){return i===void 0&&(i={}),Ae(this,void 0,void 0,function(){return xe(this,function(a){if(!this.built)throw new Mn("The model needs to be compiled before being used.");return[2,this.model.fit(e,r,i)]})})},t.prototype.fitDataset=function(e,r){return Ae(this,void 0,void 0,function(){return xe(this,function(i){if(!this.built)throw new Mn("The model needs to be compiled before being used.");return[2,this.model.fitDataset(e,r)]})})},t.prototype.trainOnBatch=function(e,r){return Ae(this,void 0,void 0,function(){return xe(this,function(i){return[2,this.model.trainOnBatch(e,r)]})})},t.fromConfig=function(e,r,i,a){a===void 0&&(a=!1);var s,o={};if(r instanceof Array){if(!(r[0].className!=null)||r[0].className==="Merge")throw new M("Legacy serialization format not supported yet.");s=r}else v.util.assert(r.layers!=null,function(){return"When the config data for a Sequential model is not an Array, it must be an Object that contains the 'layers' field."}),s=r.layers,delete r.layers,o=r;var c=new e(o);if(!(c instanceof t))throw new Re("Sequential.fromConfig called on non-Sequential input: "+c);for(var l=0,u=s;l<u.length;l++){var h=u[l],d=void 0,p=_n(h,d,a);a&&p.setFastWeightInitDuringBuild(!0),c.add(p)}return c},Object.defineProperty(t.prototype,"stopTraining",{get:function(){if(this.model==null)throw new M("Cannot get the stopTraining property of a sequential model before it is compiled.");return this.model.stopTraining},set:function(e){if(this.model==null)throw new M("Cannot set the stopTraining property of a sequential model before it is compiled.");this.model.stopTraining=e},enumerable:!0,configurable:!0}),t.prototype.getConfig=function(){for(var e=[],r=0,i=this.layers;r<i.length;r++){var a=i[r],s={};s.className=a.getClassName(),s.config=a.getConfig(),e.push(s)}return{name:this.name,layers:e}},t.className="Sequential",t}(Fr);v.serialization.registerClass(Ed);function I4(n){return new Fr(n)}function A4(n){return new Ed(n)}function T4(n,t){return t==null&&(t={}),S4(n,t)}function Hv(n){return fv(n)}function N4(n,t){xv.registerCallbackConstructor(n,t)}var tn=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.getConfig=function(){return{}},t}(v.serialization.Serializable),_4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e,r){return r===void 0&&(r=1),XE(e,r)},t.className="elu",t}(tn);v.serialization.registerClass(_4);var C4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return v.selu(e)},t.className="selu",t}(tn);v.serialization.registerClass(C4);var R4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return v.relu(e)},t.className="relu",t}(tn);v.serialization.registerClass(R4);var O4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return v.tidy(function(){return v.minimum(6,v.relu(e))})},t.className="relu6",t}(tn);v.serialization.registerClass(O4);var E4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return e},t.className="linear",t}(tn);v.serialization.registerClass(E4);var D4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return v.sigmoid(e)},t.className="sigmoid",t}(tn);v.serialization.registerClass(D4);var k4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return ZE(e)},t.className="hardSigmoid",t}(tn);v.serialization.registerClass(k4);var F4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return v.softplus(e)},t.className="softplus",t}(tn);v.serialization.registerClass(F4);var W4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return JE(e)},t.className="softsign",t}(tn);v.serialization.registerClass(W4);var U4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e){return v.tanh(e)},t.className="tanh",t}(tn);v.serialization.registerClass(U4);var Vv=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e,r){return r===void 0&&(r=-1),v.softmax(e,r)},t.className="softmax",t}(tn);v.serialization.registerClass(Vv);var B4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e,r){return r===void 0&&(r=-1),v.logSoftmax(e,r)},t.className="logSoftmax",t}(tn);v.serialization.registerClass(B4);var z4=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.apply=function(e,r){return r===void 0&&(r=1),v.tidy(function(){return v.sigmoid(e.mul(r)).mul(e)})},t.className="swish",t}(tn);v.serialization.registerClass(z4);function Wr(n){return n.getClassName()}function Dd(n,t){return t===void 0&&(t={}),rs(n,v.serialization.SerializationMap.getMap().classNameMap,t,"activation")}function Ur(n){if(n==null){var t={};return t.className="linear",t.config={},Dd(t)}if(typeof n=="string"){var t={};return t.className=n,t.config={},Dd(t)}else return n instanceof tn?n:Dd(n)}function kd(n){if(n!=null&&typeof n!="object")throw new Error("Argument to L1L2 regularizer's constructor is expected to be an "+("object, but received: "+n))}var qv=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t}(v.serialization.Serializable),ec=function(n){Q(t,n);function t(e){var r=n.call(this)||this;return kd(e),r.l1=e==null||e.l1==null?.01:e.l1,r.l2=e==null||e.l2==null?.01:e.l2,r.hasL1=r.l1!==0,r.hasL2=r.l2!==0,r}return t.prototype.apply=function(e){var r=this;return v.tidy(function(){var i=v.zeros([1]);return r.hasL1&&(i=v.add(i,v.sum(v.mul(r.l1,v.abs(e))))),r.hasL2&&(i=v.add(i,v.sum(v.mul(r.l2,cs(e))))),i.asScalar()})},t.prototype.getConfig=function(){return{l1:this.l1,l2:this.l2}},t.fromConfig=function(e,r){return new e({l1:r.l1,l2:r.l2})},t.className="L1L2",t}(qv);v.serialization.registerClass(ec);function P4(n){return kd(n),new ec({l1:n!=null?n.l1:null,l2:0})}function M4(n){return kd(n),new ec({l2:n!=null?n.l2:null,l1:0})}var Gv={l1l2:"L1L2"};function Je(n){return td(n)}function Yv(n,t){return t===void 0&&(t={}),rs(n,v.serialization.SerializationMap.getMap().classNameMap,t,"regularizer")}function st(n){if(n==null)return null;if(typeof n=="string"){var t=n in Gv?Gv[n]:n,e={className:t,config:{}};return Yv(e)}else return n instanceof qv?n:Yv(n)}var jv=function(n){Q(t,n);function t(e){var r=n.call(this,e==null?{}:e)||this;return r.supportsMasking=!0,e!=null&&(r.maxValue=e.maxValue),r}return t.prototype.call=function(e,r){e=Oe(e);var i=v.relu(e);return this.maxValue!=null&&(i=v.clipByValue(i,0,this.maxValue)),i},t.prototype.computeOutputShape=function(e){return e},t.prototype.getConfig=function(){var e={maxValue:this.maxValue},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="ReLU",t}(Fe);v.serialization.registerClass(jv);var Kv=function(n){Q(t,n);function t(e){var r=n.call(this,e==null?{}:e)||this;return r.DEFAULT_ALPHA=.3,e==null&&(e={}),r.alpha=e.alpha==null?r.DEFAULT_ALPHA:e.alpha,r}return t.prototype.call=function(e,r){var i=Oe(e);return v.leakyRelu(i,this.alpha)},t.prototype.computeOutputShape=function(e){return e},t.prototype.getConfig=function(){var e={alpha:this.alpha},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="LeakyReLU",t}(Fe);v.serialization.registerClass(Kv);var $v=function(n){Q(t,n);function t(e){var r=n.call(this,e==null?{}:e)||this;if(r.DEFAULT_ALPHA_INITIALIZER="zeros",e==null&&(e={}),r.supportsMasking=!0,r.alphaInitializer=at(e.alphaInitializer||r.DEFAULT_ALPHA_INITIALIZER),r.alphaRegularizer=st(e.alphaRegularizer),r.alphaConstraint=Tt(e.alphaConstraint),e.sharedAxes==null)r.sharedAxes=null;else if(Array.isArray(e.sharedAxes))r.sharedAxes=e.sharedAxes;else if(typeof e.sharedAxes=="number")r.sharedAxes=[e.sharedAxes];else throw new M("Expected sharedAxes to be a number or an array of numbers, "+("but got "+e.sharedAxes));return r}return t.prototype.build=function(e){e=Xe(e);var r=e.slice(1);if(this.sharedAxes!=null)for(var i=0,a=this.sharedAxes;i<a.length;i++){var s=a[i];r[s-1]=1}this.alpha=this.addWeight("alpha",r,"float32",this.alphaInitializer,this.alphaRegularizer,!0,this.alphaConstraint);var o={};if(this.sharedAxes!=null)for(var s=1;s<e.length;++s)o[s]=e[s];this.inputSpec=[new Rt({ndim:e.length,axes:o})],this.built=!0},t.prototype.call=function(e,r){return e=Oe(e),v.prelu(e,this.alpha.read())},t.prototype.getConfig=function(){var e={alphaInitializer:lt(this.alphaInitializer),alphaRegularizer:Je(this.alphaRegularizer),alphaConstraint:At(this.alphaConstraint),sharedAxes:this.sharedAxes},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="PReLU",t}(Fe);v.serialization.registerClass($v);var Xv=function(n){Q(t,n);function t(e){var r=n.call(this,e==null?{}:e)||this;if(r.DEFAULT_ALPHA=1,e==null&&(e={}),e.alpha!=null&&e.alpha!==r.DEFAULT_ALPHA)throw new Re("Non-default alpha value ("+e.alpha+") is not supported by the ELU layer yet.");return r.alpha=e.alpha==null?r.DEFAULT_ALPHA:e.alpha,r}return t.prototype.call=function(e,r){var i=Oe(e);return v.elu(i)},t.prototype.computeOutputShape=function(e){return e},t.prototype.getConfig=function(){var e={alpha:this.alpha},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="ELU",t}(Fe);v.serialization.registerClass(Xv);var Jv=function(n){Q(t,n);function t(e){var r=n.call(this,e==null?{}:e)||this;return r.DEFAULT_THETA=1,e==null&&(e={}),r.theta=e.theta==null?r.DEFAULT_THETA:e.theta,r}return t.prototype.call=function(e,r){var i=Oe(e);return i.mul(ss(i.greater(this.theta),"float32"))},t.prototype.computeOutputShape=function(e){return e},t.prototype.getConfig=function(){var e={theta:this.theta},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="ThresholdedReLU",t}(Fe);v.serialization.registerClass(Jv);var Zv=function(n){Q(t,n);function t(e){var r=n.call(this,e==null?{}:e)||this;return r.DEFAULT_AXIS=1,e==null&&(e={}),r.softmax=new Vv().apply,r.axis=e.axis==null?r.DEFAULT_AXIS:e.axis,r}return t.prototype.call=function(e,r){var i=Oe(e);return this.softmax(i,this.axis)},t.prototype.computeOutputShape=function(e){return e},t.prototype.getConfig=function(){var e={axis:this.axis},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Softmax",t}(Fe);v.serialization.registerClass(Zv);function la(n,t,e){if(typeof n=="number")return pi(n,t);if(n.length!==t)throw new M("The "+e+" argument must be an integer or tuple of "+t+" integers."+(" Received: "+n.length+" elements."));for(var r=0;r<t;++r){var i=n[r];if(!YE(i))throw new M("The "+e+" argument must be an integer or tuple of "+t+(" integers. Received: "+JSON.stringify(n)+" including a")+(" non-integer number "+i))}return n}function Cn(n,t,e,r,i){if(i===void 0&&(i=1),n==null)return n;var a=t+(t-1)*(i-1),s;return e==="same"?s=n:s=n-a+1,Math.floor((s+r-1)/r)}function tc(n,t,e,r){if(n==null)return null;if(r==="valid")n=n*t+Dr([e-t,0]);else if(r==="same")n=n*t;else throw new M("Unsupport padding mode: "+r+".");return n}function Fd(n,t){return v.tidy(function(){return yt(t),t==="channelsFirst"?v.transpose(n,[0,2,3,1]):n})}function Qv(n,t){return v.tidy(function(){return yt(t),t==="channelsFirst"?v.transpose(n,[0,2,3,4,1]):n})}function H4(n,t,e,r,i,a,s){return r===void 0&&(r=1),i===void 0&&(i="valid"),s===void 0&&(s=1),v.tidy(function(){if(a==null&&(a=An()),yt(a),n.shape.length!==3)throw new M("The input of a conv1dWithBias operation should be 3, but is "+(n.shape.length+" instead."));if(t.shape.length!==3)throw new M("The kernel for a conv1dWithBias operation should be 3, but is "+(t.shape.length+" instead"));if(e!=null&&e.shape.length!==1)throw new M("The bias for a conv1dWithBias operation should be 1, but is "+(t.shape.length+" instead"));if(a==="channelsFirst"&&(n=v.transpose(n,[0,2,1])),i==="causal")throw new Re("The support for CAUSAL padding mode in conv1dWithBias is not implemented yet.");var o=v.conv1d(n,t,r,i==="same"?"same":"valid","NWC",s);return e!=null&&(o=qn(o,e)),o})}function e1(n,t,e,r,i,a,s,o){return r===void 0&&(r=[1,1]),i===void 0&&(i="valid"),o===void 0&&(o=null),v.tidy(function(){if(a==null&&(a=An()),yt(a),n.rank!==3&&n.rank!==4)throw new M("conv2dWithBiasActivation expects input to be of rank 3 or 4, "+("but received "+n.rank+"."));if(t.rank!==3&&t.rank!==4)throw new M("conv2dWithBiasActivation expects kernel to be of rank 3 or 4, "+("but received "+n.rank+"."));var c=Fd(n,a);if(i==="causal")throw new Re("The support for CAUSAL padding mode in conv1dWithBias is not implemented yet.");return c=v.fused.conv2d({x:c,filter:t,strides:r,pad:i==="same"?"same":"valid",dilations:s,dataFormat:"NHWC",bias:e,activation:o}),a==="channelsFirst"&&(c=v.transpose(c,[0,3,1,2])),c})}function V4(n,t,e,r,i,a,s){return r===void 0&&(r=[1,1,1]),i===void 0&&(i="valid"),v.tidy(function(){if(a==null&&(a=An()),yt(a),n.rank!==4&&n.rank!==5)throw new M("conv3dWithBias expects input to be of rank 4 or 5, but received "+(n.rank+"."));if(t.rank!==4&&t.rank!==5)throw new M("conv3dWithBias expects kernel to be of rank 4 or 5, but received "+(n.rank+"."));var o=Qv(n,a);if(i==="causal")throw new Re("The support for CAUSAL padding mode in conv3dWithBias is not implemented yet.");return o=v.conv3d(o,t,r,i==="same"?"same":"valid","NDHWC",s),e!=null&&(o=qn(o,e)),a==="channelsFirst"&&(o=v.transpose(o,[0,4,1,2,3])),o})}var t1=function(n){Q(t,n);function t(e,r){var i=n.call(this,r)||this;if(i.bias=null,i.DEFAULT_KERNEL_INITIALIZER="glorotNormal",i.DEFAULT_BIAS_INITIALIZER="zeros",t.verifyArgs(r),i.rank=e,Ct(i.rank,"rank"),i.rank!==1&&i.rank!==2&&i.rank!==3)throw new Re("Convolution layer for rank other than 1, 2, or 3 ("+i.rank+") is not implemented yet.");if(i.kernelSize=la(r.kernelSize,e,"kernelSize"),i.strides=la(r.strides==null?1:r.strides,e,"strides"),i.padding=r.padding==null?"valid":r.padding,ln(i.padding),i.dataFormat=r.dataFormat==null?"channelsLast":r.dataFormat,yt(i.dataFormat),i.activation=Ur(r.activation),i.useBias=r.useBias==null?!0:r.useBias,i.biasInitializer=at(r.biasInitializer||i.DEFAULT_BIAS_INITIALIZER),i.biasConstraint=Tt(r.biasConstraint),i.biasRegularizer=st(r.biasRegularizer),i.activityRegularizer=st(r.activityRegularizer),i.dilationRate=la(r.dilationRate==null?1:r.dilationRate,e,"dilationRate"),i.rank===1&&Array.isArray(i.dilationRate)&&i.dilationRate.length!==1)throw new M("dilationRate must be a number or an array of a single number for 1D convolution, but received "+(""+JSON.stringify(i.dilationRate)));if(i.rank===2){if(typeof i.dilationRate=="number")i.dilationRate=[i.dilationRate,i.dilationRate];else if(i.dilationRate.length!==2)throw new M("dilationRate must be a number or array of two numbers for 2D "+("convolution, but received "+JSON.stringify(i.dilationRate)))}else if(i.rank===3){if(typeof i.dilationRate=="number")i.dilationRate=[i.dilationRate,i.dilationRate,i.dilationRate];else if(i.dilationRate.length!==3)throw new M("dilationRate must be a number or array of three numbers for 3D "+("convolution, but received "+JSON.stringify(i.dilationRate)))}return i}return t.verifyArgs=function(e){if(Hn("kernelSize"in e,"required key 'kernelSize' not in config"),typeof e.kernelSize!="number"&&!rd(e.kernelSize,"number",1,3))throw new M("BaseConv expects config.kernelSize to be number or number[] with "+("length 1, 2, or 3, but received "+JSON.stringify(e.kernelSize)+"."))},t.prototype.getConfig=function(){var e={kernelSize:this.kernelSize,strides:this.strides,padding:this.padding,dataFormat:this.dataFormat,dilationRate:this.dilationRate,activation:Wr(this.activation),useBias:this.useBias,biasInitializer:lt(this.biasInitializer),biasRegularizer:Je(this.biasRegularizer),activityRegularizer:Je(this.activityRegularizer),biasConstraint:At(this.biasConstraint)},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t}(Fe),nc=function(n){Q(t,n);function t(e,r){var i=n.call(this,e,r)||this;return i.kernel=null,t.verifyArgs(r),i.filters=r.filters,Ct(i.filters,"filters"),i.kernelInitializer=at(r.kernelInitializer||i.DEFAULT_KERNEL_INITIALIZER),i.kernelConstraint=Tt(r.kernelConstraint),i.kernelRegularizer=st(r.kernelRegularizer),i}return t.prototype.build=function(e){var r;e=Xe(e);var i=this.dataFormat==="channelsFirst"?1:e.length-1;if(e[i]==null)throw new M("The channel dimension of the input should be defined. "+("Found "+e[i]));var a=e[i],s=this.kernelSize.concat([a,this.filters]);this.kernel=this.addWeight("kernel",s,null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.filters],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint)),this.inputSpec=[{ndim:this.rank+2,axes:(r={},r[i]=a,r)}],this.built=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){e=Oe(e);var a,s=i.bias==null?null:i.bias.read(),o=zy(i.activation.getClassName());if(o!=null&&i.rank===2)a=e1(e,i.kernel.read(),s,i.strides,i.padding,i.dataFormat,i.dilationRate,o);else{if(i.rank===1)a=H4(e,i.kernel.read(),s,i.strides[0],i.padding,i.dataFormat,i.dilationRate[0]);else if(i.rank===2)a=e1(e,i.kernel.read(),s,i.strides,i.padding,i.dataFormat,i.dilationRate);else if(i.rank===3)a=V4(e,i.kernel.read(),s,i.strides,i.padding,i.dataFormat,i.dilationRate);else throw new Re("convolutions greater than 3D are not implemented yet.");i.activation!=null&&(a=i.activation.apply(a))}return a})},t.prototype.computeOutputShape=function(e){e=Xe(e);for(var r=[],i=this.dataFormat==="channelsLast"?e.slice(1,e.length-1):e.slice(2),a=0;a<i.length;++a){var s=Cn(i[a],this.kernelSize[a],this.padding,this.strides[a],typeof this.dilationRate=="number"?this.dilationRate:this.dilationRate[a]);r.push(s)}var o=[e[0]];return this.dataFormat==="channelsLast"?(o=o.concat(r),o.push(this.filters)):(o.push(this.filters),o=o.concat(r)),o},t.prototype.getConfig=function(){var e={filters:this.filters,kernelInitializer:lt(this.kernelInitializer),kernelRegularizer:Je(this.kernelRegularizer),kernelConstraint:At(this.kernelConstraint)},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.verifyArgs=function(e){if(!("filters"in e)||typeof e.filters!="number"||e.filters<1)throw new M("Convolution layer expected config.filters to be a 'number' > 0 "+("but got "+JSON.stringify(e.filters)))},t}(t1),Wd=function(n){Q(t,n);function t(e){var r=n.call(this,2,e)||this;return t.verifyArgs(e),r}return t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this);return delete e.rank,e},t.verifyArgs=function(e){if(typeof e.kernelSize!="number"&&!rd(e.kernelSize,"number",1,2))throw new M("Conv2D expects config.kernelSize to be number or number[] with "+("length 1 or 2, but received "+JSON.stringify(e.kernelSize)+"."))},t.className="Conv2D",t}(nc);v.serialization.registerClass(Wd);var n1=function(n){Q(t,n);function t(e){var r=n.call(this,3,e)||this;return t.verifyArgs(e),r}return t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this);return delete e.rank,e},t.verifyArgs=function(e){if(typeof e.kernelSize!="number"&&!(Array.isArray(e.kernelSize)&&(e.kernelSize.length===1||e.kernelSize.length===3)))throw new M("Conv3D expects config.kernelSize to be number or"+(" [number, number, number], but received "+JSON.stringify(e.kernelSize)+"."))},t.className="Conv3D",t}(nc);v.serialization.registerClass(n1);var r1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;if(r.inputSpec=[new Rt({ndim:4})],r.padding!=="same"&&r.padding!=="valid")throw new M("Conv2DTranspose currently supports only padding modes 'same' "+("and 'valid', but received padding mode "+r.padding));return r}return t.prototype.build=function(e){var r;if(e=Xe(e),e.length!==4)throw new M("Input should have rank 4; Received input shape: "+JSON.stringify(e));var i=this.dataFormat==="channelsFirst"?1:e.length-1;if(e[i]==null)throw new M("The channel dimension of the inputs should be defined. Found `None`.");var a=e[i],s=this.kernelSize.concat([this.filters,a]);this.kernel=this.addWeight("kernel",s,"float32",this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.filters],"float32",this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint)),this.inputSpec=[new Rt({ndim:4,axes:(r={},r[i]=a,r)})],this.built=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){var a=Oe(e);if(a.shape.length!==4)throw new M("Conv2DTranspose.call() expects input tensor to be rank-4, but "+("received a tensor of rank-"+a.shape.length));var s=a.shape,o=s[0],c,l;i.dataFormat==="channelsFirst"?(c=2,l=3):(c=1,l=2);var u=s[c],h=s[l],d=i.kernelSize[0],p=i.kernelSize[1],f=i.strides[0],m=i.strides[1],g=tc(u,f,d,i.padding),y=tc(h,m,p,i.padding),w=[o,g,y,i.filters];i.dataFormat!=="channelsLast"&&(a=v.transpose(a,[0,2,3,1]));var b=v.conv2dTranspose(a,i.kernel.read(),w,i.strides,i.padding);return i.dataFormat!=="channelsLast"&&(b=v.transpose(b,[0,3,1,2])),i.bias!=null&&(b=qn(b,i.bias.read(),i.dataFormat)),i.activation!=null&&(b=i.activation.apply(b)),b})},t.prototype.computeOutputShape=function(e){e=Xe(e);var r=e.slice(),i,a,s;this.dataFormat==="channelsFirst"?(i=1,a=2,s=3):(i=3,a=1,s=2);var o=this.kernelSize[0],c=this.kernelSize[1],l=this.strides[0],u=this.strides[1];return r[i]=this.filters,r[a]=tc(r[a],l,o,this.padding),r[s]=tc(r[s],u,c,this.padding),r},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this);return delete e.dilationRate,e},t.className="Conv2DTranspose",t}(Wd);v.serialization.registerClass(r1);var q4=function(n){Q(t,n);function t(e,r){var i=n.call(this,e,r)||this;if(i.DEFAULT_DEPTHWISE_INITIALIZER="glorotUniform",i.DEFAULT_POINTWISE_INITIALIZER="glorotUniform",i.depthwiseKernel=null,i.pointwiseKernel=null,r.filters==null)throw new M("The `filters` configuration field is required by SeparableConv, but is unspecified.");if(r.kernelInitializer!=null||r.kernelRegularizer!=null||r.kernelConstraint!=null)throw new M("Fields kernelInitializer, kernelRegularizer and kernelConstraint are invalid for SeparableConv2D. Use depthwiseInitializer, depthwiseRegularizer, depthwiseConstraint, pointwiseInitializer, pointwiseRegularizer and pointwiseConstraint instead.");if(r.padding!=null&&r.padding!=="same"&&r.padding!=="valid")throw new M("SeparableConv"+i.rank+"D supports only padding modes: "+("'same' and 'valid', but received "+JSON.stringify(r.padding)));return i.depthMultiplier=r.depthMultiplier==null?1:r.depthMultiplier,i.depthwiseInitializer=at(r.depthwiseInitializer||i.DEFAULT_DEPTHWISE_INITIALIZER),i.depthwiseRegularizer=st(r.depthwiseRegularizer),i.depthwiseConstraint=Tt(r.depthwiseConstraint),i.pointwiseInitializer=at(r.depthwiseInitializer||i.DEFAULT_POINTWISE_INITIALIZER),i.pointwiseRegularizer=st(r.pointwiseRegularizer),i.pointwiseConstraint=Tt(r.pointwiseConstraint),i}return t.prototype.build=function(e){var r;if(e=Xe(e),e.length<this.rank+2)throw new M("Inputs to SeparableConv"+this.rank+"D should have rank "+(this.rank+2+", but received input shape: ")+(""+JSON.stringify(e)));var i=this.dataFormat==="channelsFirst"?1:e.length-1;if(e[i]==null||e[i]<0)throw new M("The channel dimension of the inputs should be defined, "+("but found "+JSON.stringify(e[i])));for(var a=e[i],s=this.kernelSize.concat([a,this.depthMultiplier]),o=[],c=0;c<this.rank;++c)o.push(1);o.push(a*this.depthMultiplier,this.filters);var l=!0;this.depthwiseKernel=this.addWeight("depthwise_kernel",s,"float32",this.depthwiseInitializer,this.depthwiseRegularizer,l,this.depthwiseConstraint),this.pointwiseKernel=this.addWeight("pointwise_kernel",o,"float32",this.pointwiseInitializer,this.pointwiseRegularizer,l,this.pointwiseConstraint),this.useBias?this.bias=this.addWeight("bias",[this.filters],"float32",this.biasInitializer,this.biasRegularizer,l,this.biasConstraint):this.bias=null,this.inputSpec=[new Rt({ndim:this.rank+2,axes:(r={},r[i]=a,r)})],this.built=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){e=Oe(e);var a;if(i.rank===1)throw new Re("1D separable convolution is not implemented yet.");return i.rank===2&&(i.dataFormat==="channelsFirst"&&(e=v.transpose(e,[0,2,3,1])),a=v.separableConv2d(e,i.depthwiseKernel.read(),i.pointwiseKernel.read(),i.strides,i.padding,i.dilationRate,"NHWC")),i.useBias&&(a=qn(a,i.bias.read(),i.dataFormat)),i.activation!=null&&(a=i.activation.apply(a)),i.dataFormat==="channelsFirst"&&(a=v.transpose(a,[0,3,1,2])),a})},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this);return delete e.rank,delete e.kernelInitializer,delete e.kernelRegularizer,delete e.kernelConstraint,e.depthwiseInitializer=lt(this.depthwiseInitializer),e.pointwiseInitializer=lt(this.pointwiseInitializer),e.depthwiseRegularizer=Je(this.depthwiseRegularizer),e.pointwiseRegularizer=Je(this.pointwiseRegularizer),e.depthwiseConstraint=At(this.depthwiseConstraint),e.pointwiseConstraint=At(this.pointwiseConstraint),e},t.className="SeparableConv",t}(nc),i1=function(n){Q(t,n);function t(e){return n.call(this,2,e)||this}return t.className="SeparableConv2D",t}(q4);v.serialization.registerClass(i1);var a1=function(n){Q(t,n);function t(e){var r=n.call(this,1,e)||this;return t.verifyArgs(e),r.inputSpec=[{ndim:3}],r}return t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this);return delete e.rank,delete e.dataFormat,e},t.verifyArgs=function(e){if(typeof e.kernelSize!="number"&&!rd(e.kernelSize,"number",1,1))throw new M("Conv1D expects config.kernelSize to be number or number[] with "+("length 1, but received "+JSON.stringify(e.kernelSize)+"."))},t.className="Conv1D",t}(nc);v.serialization.registerClass(a1);var s1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return typeof e.cropping=="number"?r.cropping=[[e.cropping,e.cropping],[e.cropping,e.cropping]]:typeof e.cropping[0]=="number"?r.cropping=[[e.cropping[0],e.cropping[0]],[e.cropping[1],e.cropping[1]]]:r.cropping=e.cropping,r.dataFormat=e.dataFormat===void 0?"channelsLast":e.dataFormat,r.inputSpec=[{ndim:4}],r}return t.prototype.computeOutputShape=function(e){return this.dataFormat==="channelsFirst"?[e[0],e[1],e[2]-this.cropping[0][0]-this.cropping[0][1],e[3]-this.cropping[1][0]-this.cropping[1][1]]:[e[0],e[1]-this.cropping[0][0]-this.cropping[0][1],e[2]-this.cropping[1][0]-this.cropping[1][1],e[3]]},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){if(e=Oe(e),i.dataFormat==="channelsLast"){var a=zo(e,i.cropping[0][0],e.shape[1]-i.cropping[0][0]-i.cropping[0][1],2);return zo(a,i.cropping[1][0],e.shape[2]-i.cropping[1][1]-i.cropping[1][0],3)}else{var a=zo(e,i.cropping[0][0],e.shape[2]-i.cropping[0][0]-i.cropping[0][1],3);return zo(a,i.cropping[1][0],e.shape[3]-i.cropping[1][1]-i.cropping[1][0],4)}})},t.prototype.getConfig=function(){var e={cropping:this.cropping,dataFormat:this.dataFormat},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Cropping2D",t}(Fe);v.serialization.registerClass(s1);var o1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.DEFAULT_SIZE=[2,2],r.inputSpec=[{ndim:4}],r.size=e.size==null?r.DEFAULT_SIZE:e.size,r.dataFormat=e.dataFormat==null?"channelsLast":e.dataFormat,r}return t.prototype.computeOutputShape=function(e){if(this.dataFormat==="channelsFirst"){var r=e[2]==null?null:this.size[0]*e[2],i=e[3]==null?null:this.size[1]*e[3];return[e[0],e[1],r,i]}else{var r=e[1]==null?null:this.size[0]*e[1],i=e[2]==null?null:this.size[1]*e[2];return[e[0],r,i,e[3]]}},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){var a=Oe(e),s=a.shape;if(i.dataFormat==="channelsFirst"){a=v.transpose(a,[0,2,3,1]);var o=i.size[0]*s[2],c=i.size[1]*s[3],l=a.resizeNearestNeighbor([o,c]);return v.transpose(l,[0,3,1,2])}else{var o=i.size[0]*s[1],c=i.size[1]*s[2];return a.resizeNearestNeighbor([o,c])}})},t.prototype.getConfig=function(){var e={size:this.size,dataFormat:this.dataFormat},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="UpSampling2D",t}(Fe);v.serialization.registerClass(o1);function G4(n,t,e,r,i,a){return e===void 0&&(e=[1,1]),r===void 0&&(r="valid"),v.tidy(function(){i==null&&(i=An()),yt(i);var s=Fd(n,i);if(n.rank!==4)throw new M("Input for depthwiseConv2d is required to be 4-D, but is instead "+(n.rank+"-D"));if(t.rank!==4)throw new M("depthwiseKernel is required to be 4-D, but is instead "+(t.rank+"-D"));return s=v.depthwiseConv2d(s,t,e,r==="same"?"same":"valid","NHWC",a),i==="channelsFirst"&&(s=v.transpose(s,[0,3,1,2])),s})}var c1=function(n){Q(t,n);function t(e){var r=n.call(this,2,e)||this;return r.depthwiseKernel=null,r.depthMultiplier=e.depthMultiplier==null?1:e.depthMultiplier,r.depthwiseInitializer=at(e.depthwiseInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.depthwiseConstraint=Tt(e.depthwiseConstraint),r.depthwiseRegularizer=st(e.depthwiseRegularizer),r}return t.prototype.build=function(e){if(e=Xe(e),e.length<4)throw new M("Inputs to DepthwiseConv2D should have rank 4. "+("Received input shape: "+JSON.stringify(e)+"."));var r=this.dataFormat==="channelsFirst"?1:3;if(e[r]==null||e[r]<0)throw new M("The channel dimension of the inputs to DepthwiseConv2D should "+("be defined, but is not ("+e[r]+")."));var i=e[r],a=[this.kernelSize[0],this.kernelSize[1],i,this.depthMultiplier];this.depthwiseKernel=this.addWeight("depthwise_kernel",a,null,this.depthwiseInitializer,this.depthwiseRegularizer,!0,this.depthwiseConstraint),this.useBias?this.bias=this.addWeight("bias",[i*this.depthMultiplier],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.built=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){e=Oe(e);var a=G4(e,i.depthwiseKernel.read(),i.strides,i.padding,i.dataFormat,null);return i.useBias&&(a=qn(a,i.bias.read(),i.dataFormat)),i.activation!=null&&(a=i.activation.apply(a)),a})},t.prototype.computeOutputShape=function(e){e=Xe(e);var r=this.dataFormat==="channelsFirst"?e[2]:e[1],i=this.dataFormat==="channelsFirst"?e[3]:e[2],a=this.dataFormat==="channelsFirst"?e[1]*this.depthMultiplier:e[3]*this.depthMultiplier,s=Cn(r,this.kernelSize[0],this.padding,this.strides[0]),o=Cn(i,this.kernelSize[1],this.padding,this.strides[1]);return this.dataFormat==="channelsFirst"?[e[0],a,s,o]:[e[0],s,o,a]},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this);return e.depthMultiplier=this.depthMultiplier,e.depthwiseInitializer=lt(this.depthwiseInitializer),e.depthwiseRegularizer=Je(this.depthwiseRegularizer),e.depthwiseConstraint=At(this.depthwiseRegularizer),e},t.className="DepthwiseConv2D",t}(t1);v.serialization.registerClass(c1);function l1(n,t,e,r){if(Array.isArray(n)){if(t!=null||e!=null)throw new M("When inputs is an array, neither initialState or constants should be provided");r!=null&&(e=n.slice(n.length-r,n.length),n=n.slice(0,n.length-r)),n.length>1&&(t=n.slice(1,n.length)),n=n[0]}function i(a){return a==null||Array.isArray(a)?a:[a]}return t=i(t),e=i(e),{inputs:n,initialState:t,constants:e}}function u1(n,t,e,r,i,a,s,o){return r===void 0&&(r=!1),s===void 0&&(s=!1),o===void 0&&(o=!1),v.tidy(function(){var c=t.shape.length;if(c<3)throw new M("Input should be at least 3D, but is "+c+"D.");var l=[1,0].concat(Tn(2,c));if(t=v.transpose(t,l),a!=null)throw new Re("The rnn() functoin of the deeplearn.js backend does not support constants yet.");s&&console.warn("Backend rnn(): the unroll = true option is not applicable to the imperative deeplearn.js backend."),i!=null&&(i=i.asType("bool").asType("float32"),i.rank===c-1&&(i=v.expandDims(i,-1)),i=v.transpose(i,l)),r&&(t=v.reverse(t,0),i!=null&&(i=v.reverse(i,0)));var u=[],h,d=e,p=t.shape[0],f=v.unstack(t),m;i!=null&&(m=v.unstack(i));for(var g=function(S){var x=f[S],N=v.tidy(function(){return n(x,d)});if(i==null)h=N[0],d=N[1];else{var I=v.tidy(function(){var C=m[S],O=v.onesLike(C).sub(C),D=N[0].mul(C).add(d[0].mul(O)),F=d.map(function(k,B){return N[1][B].mul(C).add(k.mul(O))});return{output:D,newStates:F}});h=I.output,d=I.newStates}o&&u.push(h)},y=0;y<p;++y)g(y);var w;if(o){var b=1;w=v.stack(u,b)}return[h,w,d]})}var Br=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this,i;if(e.cell==null)throw new M("cell property is missing for the constructor of RNN.");if(Array.isArray(e.cell)?i=new Ud({cells:e.cell}):i=e.cell,i.stateSize==null)throw new M("The RNN cell should have an attribute `stateSize` (tuple of integers, one integer per RNN state).");return r.cell=i,r.returnSequences=e.returnSequences==null?!1:e.returnSequences,r.returnState=e.returnState==null?!1:e.returnState,r.goBackwards=e.goBackwards==null?!1:e.goBackwards,r._stateful=e.stateful==null?!1:e.stateful,r.unroll=e.unroll==null?!1:e.unroll,r.supportsMasking=!0,r.inputSpec=[new Rt({ndim:3})],r.stateSpec=null,r.states_=null,r.numConstants=null,r.keptStates=[],r}return t.prototype.getStates=function(){if(this.states_==null){var e=Array.isArray(this.cell.stateSize)?this.cell.stateSize.length:1;return Tn(0,e).map(function(r){return null})}else return this.states_},t.prototype.setStates=function(e){this.states_=e},t.prototype.computeOutputShape=function(e){gd(e)&&(e=e[0]),e=e;var r=this.cell.stateSize;Array.isArray(r)||(r=[r]);var i=r[0],a;if(this.returnSequences?a=[e[0],e[1],i]:a=[e[0],i],this.returnState){for(var s=[],o=0,c=r;o<c.length;o++){var l=c[o];s.push([e[0],l])}return[a].concat(s)}else return a},t.prototype.computeMask=function(e,r){var i=this;return v.tidy(function(){Array.isArray(r)&&(r=r[0]);var a=i.returnSequences?r:null;if(i.returnState){var s=i.states.map(function(o){return null});return[a].concat(s)}else return a})},Object.defineProperty(t.prototype,"states",{get:function(){if(this.states_==null){for(var e=Array.isArray(this.cell.stateSize)?this.cell.stateSize.length:1,r=[],i=0;i<e;++i)r.push(null);return r}else return this.states_},set:function(e){this.states_=e},enumerable:!0,configurable:!0}),t.prototype.build=function(e){if(this.numConstants!=null)throw new Re("Constants support is not implemented in RNN yet.");gd(e)&&(e=e[0]),e=e;var r=this.stateful?e[0]:null,i=e.slice(2);this.inputSpec[0]=new Rt({shape:[r,null].concat(i)});var a=[e[0]].concat(e.slice(2));this.cell.build(a);var s;if(Array.isArray(this.cell.stateSize)?s=this.cell.stateSize:s=[this.cell.stateSize],this.stateSpec!=null){if(!v.util.arraysEqual(this.stateSpec.map(function(o){return o.shape[o.shape.length-1]}),s))throw new M("An initialState was passed that is not compatible with "+("cell.stateSize. Received stateSpec="+this.stateSpec+"; ")+("However cell.stateSize is "+this.cell.stateSize))}else this.stateSpec=s.map(function(o){return new Rt({shape:[null,o]})});this.stateful&&this.resetStates()},t.prototype.resetStates=function(e,r){var i=this;r===void 0&&(r=!1),v.tidy(function(){if(!i.stateful)throw new Rr("Cannot call resetStates() on an RNN Layer that is not stateful.");var a=i.inputSpec[0].shape[0];if(a==null)throw new M("If an RNN is stateful, it needs to know its batch size. Specify the batch size of your input tensors: \n- If using a Sequential model, specify the batch size by passing a `batchInputShape` option to your first layer.\n- If using the functional API, specify the batch size by passing a `batchShape` option to your Input layer.");if(i.states_==null)Array.isArray(i.cell.stateSize)?i.states_=i.cell.stateSize.map(function(u){return v.zeros([a,u])}):i.states_=[v.zeros([a,i.cell.stateSize])];else if(e==null)v.dispose(i.states_),i.keptStates!=null&&(v.dispose(i.keptStates),i.keptStates=[]),Array.isArray(i.cell.stateSize)?i.states_=i.cell.stateSize.map(function(u){return v.zeros([a,u])}):i.states_[0]=v.zeros([a,i.cell.stateSize]);else{if(Array.isArray(e)||(e=[e]),e.length!==i.states_.length)throw new M("Layer "+i.name+" expects "+i.states_.length+" state(s), "+("but it received "+e.length+" state value(s). Input ")+("received: "+e));r===!0?i.keptStates.push(i.states_.slice()):v.dispose(i.states_);for(var s=0;s<i.states_.length;++s){var o=e[s],c=Array.isArray(i.cell.stateSize)?i.cell.stateSize[s]:i.cell.stateSize,l=[a,c];if(!v.util.arraysEqual(o.shape,l))throw new M("State "+s+" is incompatible with layer "+i.name+": "+("expected shape="+l+", received shape="+o.shape));i.states_[s]=o}}i.states_=i.states_.map(function(u){return v.keep(u.clone())})})},t.prototype.apply=function(e,r){var i=r==null?null:r.initialState,a=r==null?null:r.constants;r==null&&(r={});var s=l1(e,i,a,this.numConstants);e=s.inputs,i=s.initialState,a=s.constants;var o=[],c=[];if(i!=null){r.initialState=i,o=o.concat(i),this.stateSpec=[];for(var l=0,u=i;l<u.length;l++){var h=u[l];this.stateSpec.push(new Rt({shape:h.shape}))}c=c.concat(this.stateSpec)}a!=null&&(r.constants=a,o=o.concat(a),this.numConstants=a.length);var d=o[0]instanceof Nn;if(d){var p=[e].concat(o),f=this.inputSpec.concat(c),m=this.inputSpec;this.inputSpec=f;var g=n.prototype.apply.call(this,p,r);return this.inputSpec=m,g}else return n.prototype.apply.call(this,e,r)},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){var a=r==null?null:r.mask,s=r==null?null:r.training,o=r==null?null:r.initialState;e=Oe(e),o==null&&(i.stateful?o=i.states_:o=i.getInitialState(e));var c=Array.isArray(i.cell.stateSize)?i.cell.stateSize.length:1;if(o.length!==c)throw new M("RNN Layer has "+c+" state(s) but was passed "+(o.length+" initial state(s)."));i.unroll&&console.warn("Ignoring unroll = true for RNN layer, due to imperative backend.");var l={training:s},u=function(g,y){var w=i.cell.call([g].concat(y),l);return[w[0],w.slice(1)]},h=u1(u,e,o,i.goBackwards,a,null,i.unroll,i.returnSequences),d=h[0],p=h[1],f=h[2];i.stateful&&i.resetStates(f,s);var m=i.returnSequences?p:d;return i.returnState?[m].concat(f):m})},t.prototype.getInitialState=function(e){var r=this;return v.tidy(function(){var i=v.zeros(e.shape);return i=v.sum(i,[1,2]),i=os(i),Array.isArray(r.cell.stateSize)?r.cell.stateSize.map(function(a){return a>1?ad(i,[1,a]):i}):r.cell.stateSize>1?[ad(i,[1,r.cell.stateSize])]:[i]})},Object.defineProperty(t.prototype,"trainableWeights",{get:function(){return this.trainable?this.cell.trainableWeights:[]},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"nonTrainableWeights",{get:function(){return this.trainable?this.cell.nonTrainableWeights:this.cell.weights},enumerable:!0,configurable:!0}),t.prototype.setFastWeightInitDuringBuild=function(e){n.prototype.setFastWeightInitDuringBuild.call(this,e),this.cell!=null&&this.cell.setFastWeightInitDuringBuild(e)},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r={returnSequences:this.returnSequences,returnState:this.returnState,goBackwards:this.goBackwards,stateful:this.stateful,unroll:this.unroll};this.numConstants!=null&&(r.numConstants=this.numConstants);var i=this.cell.getConfig();return this.getClassName()===t.className&&(r.cell={className:this.cell.getClassName(),config:i}),Qt({},i,e,r)},t.fromConfig=function(e,r,i){i===void 0&&(i={});var a=r.cell,s=_n(a,i);return new e(Object.assign(r,{cell:s}))},t.className="RNN",t}(Fe);v.serialization.registerClass(Br);var ua=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t}(Fe),Bd=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.DEFAULT_ACTIVATION="tanh",r.DEFAULT_KERNEL_INITIALIZER="glorotNormal",r.DEFAULT_RECURRENT_INITIALIZER="orthogonal",r.DEFAULT_BIAS_INITIALIZER="zeros",r.units=e.units,Ct(r.units,"units"),r.activation=Ur(e.activation==null?r.DEFAULT_ACTIVATION:e.activation),r.useBias=e.useBias==null?!0:e.useBias,r.kernelInitializer=at(e.kernelInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.recurrentInitializer=at(e.recurrentInitializer||r.DEFAULT_RECURRENT_INITIALIZER),r.biasInitializer=at(e.biasInitializer||r.DEFAULT_BIAS_INITIALIZER),r.kernelRegularizer=st(e.kernelRegularizer),r.recurrentRegularizer=st(e.recurrentRegularizer),r.biasRegularizer=st(e.biasRegularizer),r.kernelConstraint=Tt(e.kernelConstraint),r.recurrentConstraint=Tt(e.recurrentConstraint),r.biasConstraint=Tt(e.biasConstraint),r.dropout=aa([1,Dr([0,e.dropout==null?0:e.dropout])]),r.recurrentDropout=aa([1,Dr([0,e.recurrentDropout==null?0:e.recurrentDropout])]),r.stateSize=r.units,r.dropoutMask=null,r.recurrentDropoutMask=null,r}return t.prototype.build=function(e){e=Xe(e),this.kernel=this.addWeight("kernel",[e[e.length-1],this.units],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.recurrentKernel=this.addWeight("recurrent_kernel",[this.units,this.units],null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias?this.bias=this.addWeight("bias",[this.units],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.built=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){if(e=e,e.length!==2)throw new M("SimpleRNNCell expects 2 input Tensors, got "+e.length+".");var a=e[1];e=e[0];var s=r.training==null?!1:r.training;0<i.dropout&&i.dropout<1&&i.dropoutMask==null&&(i.dropoutMask=zr({ones:function(){return v.onesLike(e)},rate:i.dropout,training:s})),0<i.recurrentDropout&&i.recurrentDropout<1&&i.recurrentDropoutMask==null&&(i.recurrentDropoutMask=zr({ones:function(){return v.onesLike(a)},rate:i.recurrentDropout,training:s}));var o,c=i.dropoutMask,l=i.recurrentDropoutMask;c!=null?o=Vn(v.mul(e,c),i.kernel.read()):o=Vn(e,i.kernel.read()),i.bias!=null&&(o=qn(o,i.bias.read())),l!=null&&(a=v.mul(a,l));var u=v.add(o,Vn(a,i.recurrentKernel.read()));return i.activation!=null&&(u=i.activation.apply(u)),[u,u]})},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r={units:this.units,activation:Wr(this.activation),useBias:this.useBias,kernelInitializer:lt(this.kernelInitializer),recurrentInitializer:lt(this.recurrentInitializer),biasInitializer:lt(this.biasInitializer),kernelRegularizer:Je(this.kernelRegularizer),recurrentRegularizer:Je(this.recurrentRegularizer),biasRegularizer:Je(this.biasRegularizer),activityRegularizer:Je(this.activityRegularizer),kernelConstraint:At(this.kernelConstraint),recurrentConstraint:At(this.recurrentConstraint),biasConstraint:At(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout};return Qt({},e,r)},t.className="SimpleRNNCell",t}(ua);v.serialization.registerClass(Bd);var h1=function(n){Q(t,n);function t(e){var r=this;return e.cell=new Bd(e),r=n.call(this,e)||this,r}return t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.cell.dropoutMask!=null&&(v.dispose(i.cell.dropoutMask),i.cell.dropoutMask=null),i.cell.recurrentDropoutMask!=null&&(v.dispose(i.cell.recurrentDropoutMask),i.cell.recurrentDropoutMask=null);var a=r==null?null:r.mask,s=r==null?null:r.training,o=r==null?null:r.initialState;return n.prototype.call.call(i,e,{mask:a,training:s,initialState:o})})},t.fromConfig=function(e,r){return new e(r)},t.className="SimpleRNN",t}(Br);v.serialization.registerClass(h1);var zd=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;if(r.DEFAULT_ACTIVATION="tanh",r.DEFAULT_RECURRENT_ACTIVATION="hardSigmoid",r.DEFAULT_KERNEL_INITIALIZER="glorotNormal",r.DEFAULT_RECURRENT_INITIALIZER="orthogonal",r.DEFAULT_BIAS_INITIALIZER="zeros",e.resetAfter)throw new M("GRUCell does not support reset_after parameter set to true.");return r.units=e.units,Ct(r.units,"units"),r.activation=Ur(e.activation===void 0?r.DEFAULT_ACTIVATION:e.activation),r.recurrentActivation=Ur(e.recurrentActivation===void 0?r.DEFAULT_RECURRENT_ACTIVATION:e.recurrentActivation),r.useBias=e.useBias==null?!0:e.useBias,r.kernelInitializer=at(e.kernelInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.recurrentInitializer=at(e.recurrentInitializer||r.DEFAULT_RECURRENT_INITIALIZER),r.biasInitializer=at(e.biasInitializer||r.DEFAULT_BIAS_INITIALIZER),r.kernelRegularizer=st(e.kernelRegularizer),r.recurrentRegularizer=st(e.recurrentRegularizer),r.biasRegularizer=st(e.biasRegularizer),r.kernelConstraint=Tt(e.kernelConstraint),r.recurrentConstraint=Tt(e.recurrentConstraint),r.biasConstraint=Tt(e.biasConstraint),r.dropout=aa([1,Dr([0,e.dropout==null?0:e.dropout])]),r.recurrentDropout=aa([1,Dr([0,e.recurrentDropout==null?0:e.recurrentDropout])]),r.implementation=e.implementation,r.stateSize=r.units,r.dropoutMask=null,r.recurrentDropoutMask=null,r}return t.prototype.build=function(e){e=Xe(e);var r=e[e.length-1];this.kernel=this.addWeight("kernel",[r,this.units*3],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.recurrentKernel=this.addWeight("recurrent_kernel",[this.units,this.units*3],null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias?this.bias=this.addWeight("bias",[this.units*3],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.built=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){if(e=e,e.length!==2)throw new M("GRUCell expects 2 input Tensors (inputs, h, c), got "+(e.length+"."));var a=r.training==null?!1:r.training,s=e[1];e=e[0],0<i.dropout&&i.dropout<1&&i.dropoutMask==null&&(i.dropoutMask=zr({ones:function(){return v.onesLike(e)},rate:i.dropout,training:a,count:3})),0<i.recurrentDropout&&i.recurrentDropout<1&&i.recurrentDropoutMask==null&&(i.recurrentDropoutMask=zr({ones:function(){return v.onesLike(s)},rate:i.recurrentDropout,training:a,count:3}));var o=i.dropoutMask,c=i.recurrentDropoutMask,l,u,h;0<i.dropout&&i.dropout<1&&(e=v.mul(e,o[0]));var d=Vn(e,i.kernel.read());i.useBias&&(d=qn(d,i.bias.read())),0<i.recurrentDropout&&i.recurrentDropout<1&&(s=v.mul(s,c[0]));var p=i.recurrentKernel.read(),f=v.split(p,[2*i.units,i.units],p.rank-1),m=f[0],g=f[1],y=Vn(s,m),w=v.split(d,3,d.rank-1),b=w[0],S=w[1],x=w[2],N=v.split(y,2,y.rank-1),I=N[0],C=N[1];l=i.recurrentActivation.apply(v.add(b,I)),u=i.recurrentActivation.apply(v.add(S,C));var O=Vn(v.mul(u,s),g);h=i.activation.apply(v.add(x,O));var D=v.add(v.mul(l,s),v.mul(v.add(1,v.neg(l)),h));return[D,D]})},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r={units:this.units,activation:Wr(this.activation),recurrentActivation:Wr(this.recurrentActivation),useBias:this.useBias,kernelInitializer:lt(this.kernelInitializer),recurrentInitializer:lt(this.recurrentInitializer),biasInitializer:lt(this.biasInitializer),kernelRegularizer:Je(this.kernelRegularizer),recurrentRegularizer:Je(this.recurrentRegularizer),biasRegularizer:Je(this.biasRegularizer),activityRegularizer:Je(this.activityRegularizer),kernelConstraint:At(this.kernelConstraint),recurrentConstraint:At(this.recurrentConstraint),biasConstraint:At(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout,implementation:this.implementation,resetAfter:!1};return Qt({},e,r)},t.className="GRUCell",t}(ua);v.serialization.registerClass(zd);var d1=function(n){Q(t,n);function t(e){var r=this;return e.implementation===0&&console.warn("`implementation=0` has been deprecated, and now defaults to `implementation=1`. Please update your layer call."),e.cell=new zd(e),r=n.call(this,e)||this,r}return t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.cell.dropoutMask!=null&&(v.dispose(i.cell.dropoutMask),i.cell.dropoutMask=null),i.cell.recurrentDropoutMask!=null&&(v.dispose(i.cell.recurrentDropoutMask),i.cell.recurrentDropoutMask=null);var a=r==null?null:r.mask,s=r==null?null:r.training,o=r==null?null:r.initialState;return n.prototype.call.call(i,e,{mask:a,training:s,initialState:o})})},t.fromConfig=function(e,r){return r.implmentation===0&&(r.implementation=1),new e(r)},t.className="GRU",t}(Br);v.serialization.registerClass(d1);var rc=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.DEFAULT_ACTIVATION="tanh",r.DEFAULT_RECURRENT_ACTIVATION="hardSigmoid",r.DEFAULT_KERNEL_INITIALIZER="glorotNormal",r.DEFAULT_RECURRENT_INITIALIZER="orthogonal",r.DEFAULT_BIAS_INITIALIZER="zeros",r.units=e.units,Ct(r.units,"units"),r.activation=Ur(e.activation===void 0?r.DEFAULT_ACTIVATION:e.activation),r.recurrentActivation=Ur(e.recurrentActivation===void 0?r.DEFAULT_RECURRENT_ACTIVATION:e.recurrentActivation),r.useBias=e.useBias==null?!0:e.useBias,r.kernelInitializer=at(e.kernelInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.recurrentInitializer=at(e.recurrentInitializer||r.DEFAULT_RECURRENT_INITIALIZER),r.biasInitializer=at(e.biasInitializer||r.DEFAULT_BIAS_INITIALIZER),r.unitForgetBias=e.unitForgetBias,r.kernelRegularizer=st(e.kernelRegularizer),r.recurrentRegularizer=st(e.recurrentRegularizer),r.biasRegularizer=st(e.biasRegularizer),r.kernelConstraint=Tt(e.kernelConstraint),r.recurrentConstraint=Tt(e.recurrentConstraint),r.biasConstraint=Tt(e.biasConstraint),r.dropout=aa([1,Dr([0,e.dropout==null?0:e.dropout])]),r.recurrentDropout=aa([1,Dr([0,e.recurrentDropout==null?0:e.recurrentDropout])]),r.implementation=e.implementation,r.stateSize=[r.units,r.units],r.dropoutMask=null,r.recurrentDropoutMask=null,r}return t.prototype.build=function(e){var r;e=Xe(e);var i=e[e.length-1];this.kernel=this.addWeight("kernel",[i,this.units*4],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.recurrentKernel=this.addWeight("recurrent_kernel",[this.units,this.units*4],null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint);var a;if(this.useBias){if(this.unitForgetBias){var s=this.biasInitializer,o=this.units;a=new(r=function(c){Q(l,c);function l(){return c!==null&&c.apply(this,arguments)||this}return l.prototype.apply=function(u,h){var d=s.apply([o]),p=new ld().apply([o]),f=s.apply([o*2]);return Zy(Zy(d,p),f)},l}(gn),r.className="CustomInit",r)}else a=this.biasInitializer;this.bias=this.addWeight("bias",[this.units*4],null,a,this.biasRegularizer,!0,this.biasConstraint)}else this.bias=null;this.built=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){var a=r.training==null?!1:r.training;if(e=e,e.length!==3)throw new M("LSTMCell expects 3 input Tensors (inputs, h, c), got "+(e.length+"."));var s=e[1],o=e[2];e=e[0],0<i.dropout&&i.dropout<1&&i.dropoutMask==null&&(i.dropoutMask=zr({ones:function(){return v.onesLike(e)},rate:i.dropout,training:a,count:4})),0<i.recurrentDropout&&i.recurrentDropout<1&&i.recurrentDropoutMask==null&&(i.recurrentDropoutMask=zr({ones:function(){return v.onesLike(s)},rate:i.recurrentDropout,training:a,count:4}));var c=i.dropoutMask,l=i.recurrentDropoutMask,u,h,d,p;0<i.dropout&&i.dropout<1&&(e=v.mul(e,c[0]));var f=Vn(e,i.kernel.read());0<i.recurrentDropout&&i.recurrentDropout<1&&(s=v.mul(s,l[0])),f=v.add(f,Vn(s,i.recurrentKernel.read())),i.useBias&&(f=qn(f,i.bias.read()));var m=v.split(f,4,f.rank-1),g=m[0],y=m[1],w=m[2],b=m[3];u=i.recurrentActivation.apply(g),h=i.recurrentActivation.apply(y),d=v.add(v.mul(h,o),v.mul(u,i.activation.apply(w))),p=i.recurrentActivation.apply(b);var S=v.mul(p,i.activation.apply(d));return[S,S,d]})},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r={units:this.units,activation:Wr(this.activation),recurrentActivation:Wr(this.recurrentActivation),useBias:this.useBias,kernelInitializer:lt(this.kernelInitializer),recurrentInitializer:lt(this.recurrentInitializer),biasInitializer:lt(this.biasInitializer),unitForgetBias:this.unitForgetBias,kernelRegularizer:Je(this.kernelRegularizer),recurrentRegularizer:Je(this.recurrentRegularizer),biasRegularizer:Je(this.biasRegularizer),activityRegularizer:Je(this.activityRegularizer),kernelConstraint:At(this.kernelConstraint),recurrentConstraint:At(this.recurrentConstraint),biasConstraint:At(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout,implementation:this.implementation};return Qt({},e,r)},t.className="LSTMCell",t}(ua);v.serialization.registerClass(rc);var p1=function(n){Q(t,n);function t(e){var r=this;return e.implementation===0&&console.warn("`implementation=0` has been deprecated, and now defaults to `implementation=1`. Please update your layer call."),e.cell=new rc(e),r=n.call(this,e)||this,r}return t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.cell.dropoutMask!=null&&(v.dispose(i.cell.dropoutMask),i.cell.dropoutMask=null),i.cell.recurrentDropoutMask!=null&&(v.dispose(i.cell.recurrentDropoutMask),i.cell.recurrentDropoutMask=null);var a=r==null?null:r.mask,s=r==null?null:r.training,o=r==null?null:r.initialState;return n.prototype.call.call(i,e,{mask:a,training:s,initialState:o})})},t.fromConfig=function(e,r){return r.implmentation===0&&(r.implementation=1),new e(r)},t.className="LSTM",t}(Br);v.serialization.registerClass(p1);var Ud=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.cells=e.cells,r}return Object.defineProperty(t.prototype,"stateSize",{get:function(){for(var e=[],r=0,i=this.cells.slice().reverse();r<i.length;r++){var a=i[r];Array.isArray(a.stateSize)?e.push.apply(e,a.stateSize):e.push(a.stateSize)}return e},enumerable:!0,configurable:!0}),t.prototype.call=function(e,r){var i=this;return v.tidy(function(){e=e;for(var a=e.slice(1),s=[],o=0,c=i.cells.slice().reverse();o<c.length;o++){var l=c[o];Array.isArray(l.stateSize)?s.push(a.splice(0,l.stateSize.length)):s.push(a.splice(0,1))}s.reverse();for(var u=[],h,d=0;d<i.cells.length;++d){var l=i.cells[d];a=s[d],d===0?h=[e[0]].concat(a):h=[h[0]].concat(a),h=l.call(h,r),u.push(h.slice(1))}a=[];for(var p=0,f=u.slice().reverse();p<f.length;p++){var m=f[p];a.push.apply(a,m)}return[h[0]].concat(a)})},t.prototype.build=function(e){gd(e)&&(e=e[0]),e=e;var r;this.cells.forEach(function(i,a){mi("RNNCell_"+a,function(){i.build(e),Array.isArray(i.stateSize)?r=i.stateSize[0]:r=i.stateSize,e=[e[0],r]})}),this.built=!0},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r=function(s){return{className:s.getClassName(),config:s.getConfig()}},i=this.cells.map(r),a={cells:i};return Qt({},e,a)},t.fromConfig=function(e,r,i){i===void 0&&(i={});for(var a=[],s=0,o=r.cells;s<o.length;s++){var c=o[s];a.push(_n(c,i))}return new e({cells:a})},Object.defineProperty(t.prototype,"trainableWeights",{get:function(){if(!this.trainable)return[];for(var e=[],r=0,i=this.cells;r<i.length;r++){var a=i[r];e.push.apply(e,a.trainableWeights)}return e},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"nonTrainableWeights",{get:function(){for(var e=[],r=0,i=this.cells;r<i.length;r++){var a=i[r];e.push.apply(e,a.nonTrainableWeights)}if(!this.trainable){for(var s=[],o=0,c=this.cells;o<c.length;o++){var a=c[o];s.push.apply(s,a.trainableWeights)}return s.concat(e)}return e},enumerable:!0,configurable:!0}),t.prototype.getWeights=function(){for(var e=[],r=0,i=this.cells;r<i.length;r++){var a=i[r];e.push.apply(e,a.weights)}return yd(e)},t.prototype.setWeights=function(e){for(var r=[],i=0,a=this.cells;i<a.length;i++)for(var s=a[i],o=s.weights.length,c=e.splice(o),l=0;l<s.weights.length;++l)r.push([s.weights[l],c[l]]);vd(r)},t.className="StackedRNNCells",t}(ua);v.serialization.registerClass(Ud);function zr(n){var t=n.ones,e=n.rate,r=n.training,i=r===void 0?!1:r,a=n.count,s=a===void 0?1:a,o=function(){return ev(t(),e)},c=function(){return ls(o,t,i)};if(!s||s<=1)return v.keep(c().clone());var l=Array(s).fill(void 0).map(c);return l.map(function(u){return v.keep(u.clone())})}var vG=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t}(ua),Y4=function(n){Q(t,n);function t(e){var r=this;if(e.unroll)throw new Re("Unrolling is not possible with convolutional RNNs.");if(Array.isArray(e.cell))throw new Re("It is not possible at the moment to stack convolutional cells.");return r=n.call(this,e)||this,r.inputSpec=[new Rt({ndim:5})],r}return t.prototype.call=function(e,r){var i=this;return v.tidy(function(){if(i.cell.dropoutMask!=null&&(v.dispose(i.cell.dropoutMask),i.cell.dropoutMask=null),i.cell.recurrentDropoutMask!=null&&(v.dispose(i.cell.recurrentDropoutMask),i.cell.recurrentDropoutMask=null),r&&r.constants)throw new M("ConvRNN2D cell does not support constants");var a=r==null?null:r.mask,s=r==null?null:r.training,o=r==null?null:r.initialState;return n.prototype.call.call(i,e,{mask:a,training:s,initialState:o})})},t.prototype.computeOutputShape=function(e){var r=this.computeSingleOutputShape(e);return this.returnSequences||(r=[r[0]].concat(r.slice(2))),this.returnState&&(r=[r].concat(Array(2).fill([e[0]].concat(r.slice(-3))))),r},t.prototype.getInitialState=function(e){var r=this;return v.tidy(function(){var i=r.cell.stateSize,a=e.shape,s=r.computeSingleOutputShape(a),o=[s[0]].concat(s.slice(2)),c=v.zeros(o);return Array.isArray(i)?Array(i.length).fill(c):[c]})},t.prototype.resetStates=function(e,r){var i=this;r===void 0&&(r=!1),v.tidy(function(){if(!i.stateful)throw new Rr("Cannot call resetStates() on an RNN Layer that is not stateful.");var a=i.inputSpec[0].shape,s=i.computeSingleOutputShape(a),o=[s[0]].concat(s.slice(2)),c=a[0];if(c==null)throw new M("If an RNN is stateful, it needs to know its batch size. Specify the batch size of your input tensors: \n- If using a Sequential model, specify the batch size by passing a `batchInputShape` option to your first layer.\n- If using the functional API, specify the batch size by passing a `batchShape` option to your Input layer.");if(i.getStates()==null)Array.isArray(i.cell.stateSize)?i.states_=i.cell.stateSize.map(function(){return v.zeros(o)}):i.states_=[v.zeros(o)];else if(e==null)v.dispose(i.states_),i.keptStates!=null&&(v.dispose(i.keptStates),i.keptStates=[]),Array.isArray(i.cell.stateSize)?i.states_=i.cell.stateSize.map(function(){return v.zeros(o)}):i.states_[0]=v.zeros(o);else{if(Array.isArray(e)||(e=[e]),e.length!==i.states_.length)throw new M("Layer "+i.name+" expects "+i.states_.length+" state(s), "+("but it received "+e.length+" state value(s). Input ")+("received: "+e));r?i.keptStates.push(i.states_.slice()):v.dispose(i.states_);for(var l=0;l<i.states_.length;++l){var u=e[l],h=o;if(!v.util.arraysEqual(u.shape,h))throw new M("State "+l+" is incompatible with layer "+i.name+": "+("expected shape="+h+", received shape="+u.shape));i.states_[l]=u}}i.states_=i.states_.map(function(d){return v.keep(d.clone())})})},t.prototype.computeSingleOutputShape=function(e){var r=this.cell,i=r.dataFormat,a=r.filters,s=r.kernelSize,o=r.padding,c=r.strides,l=r.dilationRate,u=i==="channelsFirst",h=e[u?3:2],d=e[u?4:3],p=Cn(h,s[0],o,c[0],l[0]),f=Cn(d,s[1],o,c[1],l[1]),m=e.slice(0,2).concat(u?[a,p,f]:[p,f,a]);return m},t.className="ConvRNN2D",t}(Br),Pd=function(n){Q(t,n);function t(e){var r=this,i=e.filters,a=e.kernelSize,s=e.strides,o=e.padding,c=e.dataFormat,l=e.dilationRate;return r=n.call(this,Qt({},e,{units:i}))||this,r.filters=i,Ct(r.filters,"filters"),r.kernelSize=la(a,2,"kernelSize"),r.kernelSize.forEach(function(u){return Ct(u,"kernelSize")}),r.strides=la(s||1,2,"strides"),r.strides.forEach(function(u){return Ct(u,"strides")}),r.padding=o||"valid",ln(r.padding),r.dataFormat=c||"channelsLast",yt(r.dataFormat),r.dilationRate=la(l||1,2,"dilationRate"),r.dilationRate.forEach(function(u){return Ct(u,"dilationRate")}),r}return t.prototype.build=function(e){var r;e=Xe(e);var i=this.dataFormat==="channelsFirst"?1:e.length-1;if(e[i]==null)throw new M("The channel dimension of the input should be defined. "+("Found "+e[i]));var a=e[i],s=4,o=this.kernelSize.concat([a,this.filters*s]);this.kernel=this.addWeight("kernel",o,null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint);var c=this.kernelSize.concat([this.filters,this.filters*s]);if(this.recurrentKernel=this.addWeight("recurrent_kernel",c,null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias){var l=void 0;if(this.unitForgetBias){var u=this.biasInitializer,h=this.filters;l=new(r=function(d){Q(p,d);function p(){return d!==null&&d.apply(this,arguments)||this}return p.prototype.apply=function(f,m){var g=u.apply([h]),y=v.ones([h]),w=u.apply([h*2]);return od([g,y,w])},p}(gn),r.className="CustomInit",r)}else l=this.biasInitializer;this.bias=this.addWeight("bias",[this.filters*s],null,l,this.biasRegularizer,!0,this.biasConstraint)}this.built=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){if(e.length!==3)throw new M("ConvLSTM2DCell expects 3 input Tensors (inputs, h, c), got "+(e.length+"."));var a=r.training||!1,s=e[0],o=e[1],c=e[2],l=4;0<i.dropout&&i.dropout<1&&i.dropoutMask==null&&(i.dropoutMask=zr({ones:function(){return v.onesLike(s)},rate:i.dropout,training:a,count:l}));var u=i.dropoutMask,h=function(re,ie,oe){return!ie||!ie[oe]?re:v.mul(ie[oe],re)},d=h(s,u,0),p=h(s,u,1),f=h(s,u,2),m=h(s,u,3);0<i.recurrentDropout&&i.recurrentDropout<1&&i.recurrentDropoutMask==null&&(i.recurrentDropoutMask=zr({ones:function(){return v.onesLike(o)},rate:i.recurrentDropout,training:a,count:l}));var g=i.recurrentDropoutMask,y=h(o,g,0),w=h(o,g,1),b=h(o,g,2),S=h(o,g,3),x=3,N=v.split(i.kernel.read(),l,x),I=N[0],C=N[1],O=N[2],D=N[3],F=i.useBias?v.split(i.bias.read(),l):[null,null,null,null],k=F[0],B=F[1],V=F[2],P=F[3];d=i.inputConv(d,I,k,i.padding),p=i.inputConv(p,C,B,i.padding),f=i.inputConv(f,O,V,i.padding),m=i.inputConv(m,D,P,i.padding);var q=v.split(i.recurrentKernel.read(),l,x),K=q[0],G=q[1],H=q[2],J=q[3];y=i.recurrentConv(y,K),w=i.recurrentConv(w,G),b=i.recurrentConv(b,H),S=i.recurrentConv(S,J);var $=i.recurrentActivation.apply(v.add(d,y)),ee=i.recurrentActivation.apply(v.add(p,w)),te=v.add(v.mul(ee,c),v.mul($,i.activation.apply(v.add(f,b)))),ne=v.mul(i.recurrentActivation.apply(v.add(m,S)),i.activation.apply(te));return[ne,ne,te]})},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r=e.units,i=RE(e,["units"]),a={filters:this.filters,kernelSize:this.kernelSize,padding:this.padding,dataFormat:this.dataFormat,dilationRate:this.dilationRate,strides:this.strides};return Qt({},i,a)},t.prototype.inputConv=function(e,r,i,a){var s=v.conv2d(e,r,this.strides,a||"valid",this.dataFormat==="channelsFirst"?"NCHW":"NHWC",this.dilationRate);return i?qn(s,i,this.dataFormat):s},t.prototype.recurrentConv=function(e,r){var i=1;return v.conv2d(e,r,i,"same",this.dataFormat==="channelsFirst"?"NCHW":"NHWC")},t.className="ConvLSTM2DCell",t}(rc);v.serialization.registerClass(Pd);var f1=function(n){Q(t,n);function t(e){var r=this,i=new Pd(e);return r=n.call(this,Qt({},e,{cell:i}))||this,r}return t.fromConfig=function(e,r){return new e(r)},t.className="ConvLSTM2D",t}(Y4);v.serialization.registerClass(f1);var Md=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.rate=Math.max(Math.min(e.rate,1),0),r.noiseShape=e.noiseShape,r.seed=e.seed,r.supportsMasking=!0,r}return t.prototype.getNoiseShape=function(e){if(this.noiseShape==null)return this.noiseShape;for(var r=e.shape,i=[],a=0;a<this.noiseShape.length;++a)i.push(this.noiseShape[a]==null?r[a]:this.noiseShape[a]);return i},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r);var a=Oe(e);if(0<i.rate&&i.rate<1){var s=r.training==null?!1:r.training,o=i.getNoiseShape(a),c=ls(function(){return ev(a,i.rate,o,i.seed)},function(){return a},s);return c}return e})},t.prototype.getConfig=function(){var e={rate:this.rate,noiseShape:this.noiseShape,seed:this.seed},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.prototype.dispose=function(){return n.prototype.dispose.call(this)},t.className="Dropout",t}(Fe);v.serialization.registerClass(Md);var m1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.inputSpec=[{ndim:3}],r}return t.prototype.getNoiseShape=function(e){var r=e.shape;return[r[0],1,r[2]]},t.className="SpatialDropout1D",t}(Md);v.serialization.registerClass(m1);var g1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;if(r.activation=null,r.useBias=!0,r.kernel=null,r.bias=null,r.DEFAULT_KERNEL_INITIALIZER="glorotNormal",r.DEFAULT_BIAS_INITIALIZER="zeros",e.batchInputShape==null&&e.inputShape==null&&e.inputDim!=null){var i=null;e.batchSize!=null&&(i=e.batchSize),r.batchInputShape=[i,e.inputDim]}return r.units=e.units,Ct(r.units,"units"),r.activation=Ur(e.activation),e.useBias!=null&&(r.useBias=e.useBias),r.kernelInitializer=at(e.kernelInitializer||r.DEFAULT_KERNEL_INITIALIZER),r.biasInitializer=at(e.biasInitializer||r.DEFAULT_BIAS_INITIALIZER),r.kernelConstraint=Tt(e.kernelConstraint),r.biasConstraint=Tt(e.biasConstraint),r.kernelRegularizer=st(e.kernelRegularizer),r.biasRegularizer=st(e.biasRegularizer),r.activityRegularizer=st(e.activityRegularizer),r.supportsMasking=!0,r.inputSpec=[{minNDim:2}],r}return t.prototype.build=function(e){var r;e=Xe(e);var i=e[e.length-1];this.kernel==null&&(this.kernel=this.addWeight("kernel",[i,this.units],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.units],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint))),this.inputSpec=[{minNDim:2,axes:(r={},r[-1]=i,r)}],this.built=!0},t.prototype.computeOutputShape=function(e){e=Xe(e);var r=e.slice();return r[r.length-1]=this.units,r},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r);var a=Oe(e),s=zy(i.activation.getClassName()),o;return s!=null?o=Vn(a,i.kernel.read(),s,i.bias?i.bias.read():null):(o=Vn(a,i.kernel.read()),i.bias!=null&&(o=qn(o,i.bias.read())),i.activation!=null&&(o=i.activation.apply(o))),o})},t.prototype.getConfig=function(){var e={units:this.units,activation:Wr(this.activation),useBias:this.useBias,kernelInitializer:lt(this.kernelInitializer),biasInitializer:lt(this.biasInitializer),kernelRegularizer:Je(this.kernelRegularizer),biasRegularizer:Je(this.biasRegularizer),activityRegularizer:Je(this.activityRegularizer),kernelConstraint:At(this.kernelConstraint),biasConstraint:At(this.biasConstraint)},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Dense",t}(Fe);v.serialization.registerClass(g1);var y1=function(n){Q(t,n);function t(e){var r=this;return e=e||{},r=n.call(this,e)||this,r.inputSpec=[{minNDim:3}],r.dataFormat=e.dataFormat,r}return t.prototype.computeOutputShape=function(e){e=Xe(e);for(var r=0,i=e.slice(1);r<i.length;r++){var a=i[r];if(a==null)throw new M('The shape of the input to "Flatten" is not fully defined '+("(got "+e.slice(1)+"). Make sure to pass a complete ")+'"input_shape" or "batch_input_shape" argument to the first layer in your model.')}return[e[0],Er(e,1)]},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r);var a=Oe(e);if(i.dataFormat==="channelsFirst"&&a.rank>1){for(var s=[0],o=2;o<a.rank;++o)s.push(o);s.push(1),a=a.transpose(s)}return $E(a)})},t.prototype.getConfig=function(){var e={};this.dataFormat!=null&&(e.dataFormat=this.dataFormat);var r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Flatten",t}(Fe);v.serialization.registerClass(y1);var v1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.supportsMasking=!0,r.activation=Ur(e.activation),r}return t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r);var a=Oe(e);return i.activation.apply(a)})},t.prototype.getConfig=function(){var e={activation:Wr(this.activation)},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Activation",t}(Fe);v.serialization.registerClass(v1);var w1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.n=e.n,r.inputSpec=[{ndim:2}],r}return t.prototype.computeOutputShape=function(e){return[e[0],this.n,e[1]]},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){return e=Oe(e),jE(e,i.n)})},t.prototype.getConfig=function(){var e={n:this.n},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="RepeatVector",t}(Fe);v.serialization.registerClass(w1);var b1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;r.targetShape=e.targetShape;for(var i=0;i<r.targetShape.length;++i)r.isUnknown(r.targetShape[i])&&(r.targetShape[i]=null);return r}return t.prototype.isUnknown=function(e){return e<0||e==null},t.prototype.fixUnknownDimension=function(e,r){for(var i="Total size of new array must be unchanged.",a=r.slice(),s=1,o=null,c=0;c<a.length;++c){var l=a[c];if(this.isUnknown(l))if(o===null)o=c;else throw new M("Can only specifiy one unknown dimension.");else s*=l}var u=Er(e);if(o!==null){if(s===0||u%s!==0)throw new M(i);a[o]=u/s}else if(u!==s)throw new M(i);return a},t.prototype.computeOutputShape=function(e){for(var r=!1,i=0;i<e.length;++i)if(this.isUnknown(e[i])){r=!0;break}return r?e.slice(0,1).concat(this.targetShape):e.slice(0,1).concat(this.fixUnknownDimension(e.slice(1),this.targetShape))},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r);var a=Oe(e),s=a.shape,o=s.slice(0,1).concat(i.fixUnknownDimension(s.slice(1),i.targetShape));return a.reshape(o)})},t.prototype.getConfig=function(){var e={targetShape:this.targetShape},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Reshape",t}(Fe);v.serialization.registerClass(b1);var x1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;if(e.dims==null)throw new Error("Required configuration field `dims` is missing during Permute constructor call.");if(!Array.isArray(e.dims))throw new Error("Permute constructor requires `dims` to be an Array, but received "+(e.dims+" instead."));var i=Tn(1,e.dims.length+1);if(!v.util.arraysEqual(e.dims.slice().sort(),i))throw new Error("Invalid permutation `dims`: "+JSON.stringify(e.dims)+" `dims` must contain consecutive integers starting from 1.");return r.dims=e.dims,r.dimsIncludingBatch=[0].concat(r.dims),r.inputSpec=[new Rt({ndim:r.dims.length+1})],r}return t.prototype.computeOutputShape=function(e){e=Xe(e);var r=e.slice();return this.dims.forEach(function(i,a){r[a+1]=e[i]}),r},t.prototype.call=function(e,r){return v.transpose(Oe(e),this.dimsIncludingBatch)},t.prototype.getConfig=function(){var e={dims:this.dims},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Permute",t}(Fe);v.serialization.registerClass(x1);var S1=function(n){Q(t,n);function t(e){var r=n.call(this,e==null?{}:e)||this;return r.supportsMasking=!0,e!=null?r.maskValue=e.maskValue==null?0:e.maskValue:r.maskValue=0,r}return t.prototype.computeOutputShape=function(e){return e},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r={maskValue:this.maskValue};return Object.assign(r,e),r},t.prototype.computeMask=function(e,r){var i=Oe(e),a=-1;return v.any(v.notEqual(i,this.maskValue),a)},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r);var a=Oe(e),s=-1,o=!0,c=v.any(v.notEqual(a,i.maskValue),s,o),l=a.mul(c.asType(a.dtype));return l})},t.className="Masking",t}(Fe);v.serialization.registerClass(S1);var L1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;if(r.embeddings=null,r.DEFAULT_EMBEDDINGS_INITIALIZER="randomUniform",e.batchInputShape==null&&e.inputShape==null){var i=null;e.batchSize!=null&&(i=e.batchSize),e.inputLength==null?r.batchInputShape=[i,null]:r.batchInputShape=[i].concat(nt(e.inputLength))}return r.inputDim=e.inputDim,Ct(r.inputDim,"inputDim"),r.outputDim=e.outputDim,Ct(r.outputDim,"outputDim"),r.embeddingsInitializer=at(e.embeddingsInitializer||r.DEFAULT_EMBEDDINGS_INITIALIZER),r.embeddingsRegularizer=st(e.embeddingsRegularizer),r.activityRegularizer=st(e.activityRegularizer),r.embeddingsConstraint=Tt(e.embeddingsConstraint),r.maskZero=e.maskZero,r.supportsMasking=e.maskZero,r.inputLength=e.inputLength,r}return t.prototype.build=function(e){this.embeddings=this.addWeight("embeddings",[this.inputDim,this.outputDim],this.dtype,this.embeddingsInitializer,this.embeddingsRegularizer,!0,this.embeddingsConstraint),this.built=!0},t.prototype.warnOnIncompatibleInputShape=function(e){},t.prototype.computeMask=function(e,r){var i=this;return v.tidy(function(){return i.maskZero?(e=Oe(e),v.notEqual(e,v.zerosLike(e))):null})},t.prototype.computeOutputShape=function(e){if(e=Xe(e),this.inputLength==null)return e.concat([this.outputDim]);var r=nt(this.inputLength);if(r.length!==e.length-1)throw new M('"inputLength" is '+this.inputLength+", but received "+("input shape has shape "+e));for(var i=0,a=0;a<r.length;++a){var s=r[a],o=e[a+1];if(s!=null&&o!=null&&s!==o)throw new M('"inputLength" is '+this.inputLength+", but received "+("input shape has shape "+e));s==null&&(r[i]=o),i++}return[e[0]].concat(r,[this.outputDim])},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r);var a=Oe(e);a.dtype!=="int32"&&(a=ss(a,"int32"));var s=Qy(i.embeddings.read(),a.as1D());return s.reshape(Xe(i.computeOutputShape(a.shape)))})},t.prototype.getConfig=function(){var e={inputDim:this.inputDim,outputDim:this.outputDim,embeddingsInitializer:lt(this.embeddingsInitializer),embeddingsRegularizer:Je(this.embeddingsRegularizer),activityRegularizer:Je(this.activityRegularizer),embeddingsConstraint:At(this.embeddingsConstraint),maskZero:this.maskZero,inputLength:this.inputLength},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Embedding",t}(Fe);v.serialization.registerClass(L1);var wi=function(n){Q(t,n);function t(e){var r=n.call(this,e||{})||this;return r.supportsMasking=!0,r}return t.prototype.mergeFunction=function(e){throw new Re},t.prototype.computeElementwiseOpOutputShape=function(e,r){if(e==null||r==null)return null;if(e.length<r.length)return this.computeElementwiseOpOutputShape(r,e);if(r.length===0)return e;for(var i=e.slice(0,e.length-r.length),a=0;a<r.length;++a){var s=e[e.length-r.length+a],o=r[a];if(s==null||o==null||s<0||o<0)i.push(null);else if(s===1)i.push(o);else if(o===1)i.push(s);else{if(s!==o)throw new M("Operands could not be broadcast together with shapes "+JSON.stringify(e)+" "+JSON.stringify(r));i.push(s)}}return i},t.prototype.build=function(e){if(Array.isArray(e)&&!Array.isArray(e[0])&&(e=[Xe(e)]),e=e,e.length<2)throw new M("A merge layer should be called on an Array of at least 2 inputs."+(" Got "+e.length+" input(s)."));for(var r=[],i=0,a=e;i<a.length;i++){var s=a[i];s!=null&&s[0]!==null&&r.push(s[0])}if(r=Or(r),r.length>1)throw new M("Can not merge tensors with different batch sizes. "+("Got tensors with shapes: "+JSON.stringify(e)+"."));for(var o=e[0]==null?null:e[0].slice(1),c=1;c<e.length;++c){var s=e[c]==null?null:e[c].slice(1);o=this.computeElementwiseOpOutputShape(o,s)}var l=e.map(function(u){return u.length});e.indexOf(null)===-1&&Or(l).length===1?this.reshapeRequired=!1:this.reshapeRequired=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){if(e=e,i.reshapeRequired){var a=[],s=e.map(function(O){return O.rank});if(s.indexOf(null)===-1){for(var o=Dr(s),c=0,l=e;c<l.length;c++){for(var u=l[c],h=u.rank,d=0;d<o-h;++d)u=os(u,1);a.push(u)}return i.mergeFunction(a)}else{for(var p=!1,f=0,m=e;f<m.length;f++){var u=m[f],h=u.rank;if(h==null){var g=u.shape,y=g[0],w=g.slice(1).concat([y]),b=u.reshape([y].concat(Er(g.slice(1))));b=v.transpose(b,[1,0]),b=b.reshape(w),a.push(b),p=!0}else if(h>1){var S=Tn(1,h).concat([0]);a.push(v.transpose(u,S)),p=!0}else a.push(u)}var x=i.mergeFunction(a),N=x.rank;if(p){if(N==null){var I=x.shape,C=I.length,y=I[C-1],w=[y].concat(I.slice(0,I.length-1));x=v.transpose(x.reshape([-1,y]),[1,0]).reshape(w)}else if(N>1){var S=[N-1].concat(Tn(0,N-1));x=v.transpose(x,S)}}return x}}else return i.mergeFunction(e)})},t.prototype.computeOutputShape=function(e){e=e;var r;e[0]==null?r=null:r=e[0].slice(1);for(var i=1;i<e.length;++i){var a=e[i]==null?null:e[i].slice(1);r=this.computeElementwiseOpOutputShape(r,a)}for(var s=[],o=0,c=e;o<c.length;o++){var a=c[o];a!=null&&a[0]!==null&&s.push(a[0])}return s=Or(s),s.length===1?r=s.concat(r):r=[null].concat(r),r},t.prototype.computeMask=function(e,r){return v.tidy(function(){if(r==null)return null;if(!Array.isArray(r))throw new M("`mask` should be an Array");if(!Array.isArray(e))throw new M("`inputs` should be an Array");if(r.length!==e.length)throw new M("The Array 'inputs' and 'mask' are expected to have the same length, but have different lengths "+("("+e.length+" vs "+r.length+")"));if(r.every(function(s){return s==null}))return null;r=r.map(function(s){return s==null?s:v.expandDims(s,0)});for(var i=r[0],a=1;a<r.length-1;++a)i=v.logicalAnd(i,r[a]);return i})},t}(Fe),I1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.mergeFunction=function(e){return v.tidy(function(){for(var r=e[0].clone(),i=1;i<e.length;++i)r=v.add(r,e[i]);return r})},t.className="Add",t}(wi);v.serialization.registerClass(I1);var A1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.mergeFunction=function(e){return v.tidy(function(){for(var r=e[0].clone(),i=1;i<e.length;++i)r=v.mul(r,e[i]);return r})},t.className="Multiply",t}(wi);v.serialization.registerClass(A1);var T1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.mergeFunction=function(e){return v.tidy(function(){for(var r=e[0].clone(),i=1;i<e.length;++i)r=v.add(r,e[i]);return v.mul(1/e.length,r)})},t.className="Average",t}(wi);v.serialization.registerClass(T1);var N1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.mergeFunction=function(e){return v.tidy(function(){for(var r=e[0],i=1;i<e.length;++i)r=v.maximum(r,e[i]);return r})},t.className="Maximum",t}(wi);v.serialization.registerClass(N1);var _1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.mergeFunction=function(e){return v.tidy(function(){for(var r=e[0],i=1;i<e.length;++i)r=v.minimum(r,e[i]);return r})},t.className="Minimum",t}(wi);v.serialization.registerClass(_1);var C1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.DEFAULT_AXIS=-1,e==null&&(e={}),r.axis=e.axis==null?r.DEFAULT_AXIS:e.axis,r.supportsMasking=!0,r.reshapeRequired=!1,r}return t.prototype.build=function(e){if(!(Array.isArray(e)&&Array.isArray(e[0]))||e.length===1)throw new M("A `Concatenate` layer should be called on a list of at least 2 inputs");e=e;for(var r=!0,i=0,a=e;i<a.length;i++){var s=a[i];if(s!=null){r=!1;break}}if(r)return;for(var o=[],c=0;c<e.length;++c){var l=e[c].slice();l.splice(this.axis,1);for(var u=!1,h=0,d=o;h<d.length;h++){var s=d[h];if(v.util.arraysEqual(s,l)){u=!0;break}}u||o.push(l)}if(o.length>1)throw new M("A `Concatenate` layer requires inputs with matching shapes except for the concat axis. Got input shapes: "+JSON.stringify(e))},t.prototype.mergeFunction=function(e){var r=this;return v.tidy(function(){return od(e,r.axis)})},t.prototype.computeOutputShape=function(e){if(!(Array.isArray(e)&&Array.isArray(e[0])))throw new M("A `Concatenate` layer should be called on a list of inputs.");for(var r=e,i=r[0].slice(),a=this.axis<0?i.length+this.axis:this.axis,s=0,o=r.slice(1);s<o.length;s++){var c=o[s];if(i[a]==null||c[a]==null){i[a]=null;break}i[a]+=c[a]}return i},t.prototype.computeMask=function(e,r){var i=this;if(r==null)return null;if(!Array.isArray(r))throw new M("`mask` should be an array for Concatenate");if(!Array.isArray(e))throw new M("`inputs` should be an array for Concatenate");if(r.length!==e.length)throw new M("Mismatch in the length of mask ("+r.length+") "+("and the legnth of inputs ("+e.length+")"));return v.tidy(function(){var a=!0;if(r.forEach(function(l){if(l!=null){a=!1;return}}),a)return null;for(var s=[],o=0;o<e.length;++o)r[o]==null?s.push(v.onesLike(e[o]).asType("bool")):r[o].rank<e[o].rank?s.push(v.expandDims(r[o],-1)):s.push(r[o]);var c=v.concat(s,i.axis);return v.all(c,-1,!1)})},t.prototype.getConfig=function(){var e={axis:this.axis},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Concatenate",t}(wi);v.serialization.registerClass(C1);function ms(n,t){for(;n<0;)n+=t;return n}function j4(n,t,e){if(n.shape.length>3||t.shape.length>3)throw new Re("batchDot is not implemented for tensors of 4D or higher rank yet");if(v.util.assert(n.shape.length>=2,function(){return"batchDot requires the rank of x to be >= 2, "+("but got "+n.shape.length)}),v.util.assert(n.shape.length>=2,function(){return"batchDot requires the rank of y to be >= 2, "+("but got "+t.shape.length)}),typeof e=="number"&&(e=[e,e]),n.dtype==="complex64"||t.dtype==="complex64")throw new Re("batchDot is not implemented for complex64-type Tensors yet.");var r=n.shape.length,i=t.shape.length;e==null&&(e=[r-1,i-2]);var a=e;return v.tidy(function(){var s;if(r>i){s=r-i;for(var o=[],c=0;c<s;++c)o.push(1);t=t.reshape(t.shape.concat(o))}else if(i>r){s=i-r;for(var o=[],c=0;c<s;++c)o.push(1);n=n.reshape(n.shape.concat(o))}else s=0;var l;if(n.shape.length===2&&t.shape.length===2)a[0]===a[1]?l=n.mul(t).sum(a[0]):l=n.transpose([1,0]).mul(t).sum(a[1]);else{var u=a[0]!==n.shape.length-1,h=a[1]===t.shape.length-1;l=n.matMul(t,u,h)}if(s>0){var d=void 0;r>i?d=r+i-3:d=r-1;for(var p=[],c=d;c<d+s;++c)p.push(c);l=l.squeeze(p)}return l.shape.length===1&&(l=l.expandDims(1)),l})}var R1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.axes=e.axes,r.normalize=e.normalize==null?!1:e.normalize,r.supportsMasking=!0,r.reshapeRequired=!1,r}return t.prototype.build=function(e){v.util.assert(Array.isArray(e)&&e.length===2&&Array.isArray(e[0])&&Array.isArray(e[1]),function(){return"A `Dot` layer should be called on a list of exactly 2 inputs."});var r=e[0],i=e[1];if(r.length>3||i.length>3)throw new Re("Dot layer does not support tensors of 4D or higher rank yet.");var a=this.interpretAxes(r,i);if(r[a[0]]!==i[a[1]])throw new M("Dimension incompatibility: "+(r[a[0]]+" !== "+i[a[1]]))},t.prototype.mergeFunction=function(e){if(e.length!==2)throw new M("A `Dot` layer must be called on exactly 2 inputs, "+("but received "+e.length+" input(s)."));var r=e[0],i=e[1],a;return Array.isArray(this.axes)?a=this.axes.map(function(s,o){return ms(s,e[o].shape.length)}):a=[ms(this.axes,r.shape.length),ms(this.axes,i.shape.length)],this.normalize&&(r=Yo(r,a[0]),i=Yo(i,a[1])),j4(r,i,a)},t.prototype.interpretAxes=function(e,r){var i;return Array.isArray(this.axes)?i=this.axes:i=[ms(this.axes,e.length),ms(this.axes,r.length)],i},t.prototype.computeOutputShape=function(e){v.util.assert(Array.isArray(e)&&e.length===2&&Array.isArray(e[0])&&Array.isArray(e[1]),function(){return"A `Dot` layer should be called on a list of exactly 2 inputs."});var r=e[0].slice(),i=e[1].slice();if(r.length>3||i.length>3)throw new Re("Dot layer does not support tensors of 4D or higher rank yet.");var a=this.interpretAxes(r,i);r.splice(a[0],1),i.splice(a[1],1),i.splice(0,1);var s=r.concat(i);return s.length===1&&s.push(1),s},t.prototype.computeMask=function(e,r){return null},t.prototype.getConfig=function(){var e={axes:this.axes,normalize:this.normalize},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="Dot",t}(wi);v.serialization.registerClass(R1);var O1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.supportsMasking=!0,r.stddev=e.stddev,r}return t.prototype.computeOutputShape=function(e){return e},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r={stddev:this.stddev};return Object.assign(r,e),r},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r);var a=Oe(e),s=function(){return Po(a.shape,0,i.stddev).add(a)},o=ls(s,function(){return a},r.training||!1);return o})},t.className="GaussianNoise",t}(Fe);v.serialization.registerClass(O1);var E1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.supportsMasking=!0,r.rate=e.rate,r}return t.prototype.computeOutputShape=function(e){return e},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r={rate:this.rate};return Object.assign(r,e),r},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r);var a=Oe(e);if(i.rate>0&&i.rate<1){var s=function(){var o=Math.sqrt(i.rate/(1-i.rate));return a.mul(Po(a.shape,1,o))};return ls(s,function(){return a},r.training||!1)}return a})},t.className="GaussianDropout",t}(Fe);v.serialization.registerClass(E1);var D1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.supportsMasking=!0,r.rate=e.rate,r.noiseShape=e.noiseShape,r}return t.prototype._getNoiseShape=function(e){return this.noiseShape||Oe(e).shape},t.prototype.computeOutputShape=function(e){return e},t.prototype.getConfig=function(){var e=n.prototype.getConfig.call(this),r={rate:this.rate};return Object.assign(r,e),r},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){if(i.rate<1&&i.rate>0){var a=i._getNoiseShape(e),s=function(){var o=Oe(e),c=1.6732632423543772,l=1.0507009873554805,u=-c*l,h=v.greaterEqual(v.randomUniform(a),i.rate);h=ss(h,"float32");var d=Math.pow((1-i.rate)*(1+i.rate*Math.pow(u,2)),-.5),p=-d*u*i.rate,f=o.mul(h).add(h.add(-1).mul(u));return f.mul(d).add(p)};return ls(s,function(){return Oe(e)},r.training||!1)}return e})},t.className="AlphaDropout",t}(Fe);v.serialization.registerClass(D1);function gs(n,t,e,r,i,a){a===void 0&&(a=.001);var s;if(n.rank===2)s=v.batchNorm2d(n,t,e,r,i,a);else if(n.rank===3)s=v.batchNorm3d(n,t,e,r,i,a);else if(n.rank===4)s=v.batchNorm4d(n,t,e,r,i,a);else throw new Re("batchNormalization is not implemented for array of rank "+n.rank+" yet");return s}function K4(n,t,e,r,i){return i===void 0&&(i=.001),v.tidy(function(){var a=v.moments(n,r),s=a.mean,o=a.variance,c=gs(n,s,o,e,t,i);return[c,s,o]})}function $4(n,t,e,r,i){return i===void 0&&(i=.001),v.tidy(function(){for(var a=v.moments(n,r),s=a.mean,o=a.variance,c=[],l=0,u=Tn(0,n.rank);l<u.length;l++){var h=u[l];r.indexOf(h)!==-1?c.push(1):c.push(n.shape[h])}var d=s.reshape(c),p=o.reshape(c),f=t==null?null:t.reshape(c),m=e==null?null:e.reshape(c),g=gs(n,d,p,m,f,i);return[g,s,o]})}function X4(n,t,e,r,i){return i===void 0&&(i=.001),v.util.arraysEqual(r.slice().sort(),Tn(0,n.rank-1))?K4(n,t,e,r,i):$4(n,t,e,r,i)}var k1=function(n){Q(t,n);function t(e){var r=this;return e==null&&(e={}),r=n.call(this,e)||this,r.supportsMasking=!0,r.axis=e.axis==null?-1:e.axis,r.momentum=e.momentum==null?.99:e.momentum,r.epsilon=e.epsilon==null?.001:e.epsilon,r.center=e.center==null?!0:e.center,r.scale=e.scale==null?!0:e.scale,r.betaInitializer=at(e.betaInitializer||"zeros"),r.gammaInitializer=at(e.gammaInitializer||"ones"),r.movingMeanInitializer=at(e.movingMeanInitializer||"zeros"),r.movingVarianceInitializer=at(e.movingVarianceInitializer||"ones"),r.betaConstraint=Tt(e.betaConstraint),r.gammaConstraint=Tt(e.gammaConstraint),r.betaRegularizer=st(e.betaRegularizer),r.gammaRegularizer=st(e.gammaRegularizer),r}return t.prototype.build=function(e){var r;e=Xe(e);var i=this.axis>=0?this.axis:this.axis+e.length,a=e[i];if(a==null)throw new M("Axis "+i+" of input tensor should have a defined dimension but the layer received an input with shape "+(JSON.stringify(e)+"."));this.inputSpec=[new Rt({ndim:e.length,axes:(r={},r[i]=a,r)})];var s=[a];this.scale&&(this.gamma=this.addWeight("gamma",s,null,this.gammaInitializer,this.gammaRegularizer,!0,this.gammaConstraint)),this.center&&(this.beta=this.addWeight("beta",s,null,this.betaInitializer,this.betaRegularizer,!0,this.betaConstraint)),this.movingMean=this.addWeight("moving_mean",s,null,this.movingMeanInitializer,null,!1),this.movingVariance=this.addWeight("moving_variance",s,null,this.movingVarianceInitializer,null,!1),this.built=!0},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){var a=r.training==null?!1:r.training,s=Oe(e),o=s.shape,c=o.length,l=Tn(0,c),u=i.axis>=0?i.axis:i.axis+c;l.splice(u,1);var h=pi(1,c);h[u]=o[u];var d=l.slice();d.sort();var p=!v.util.arraysEqual(d,Tn(0,c).slice(0,c-1)),f=function(){if(p){var x=i.movingMean.read().reshape(h),N=i.movingVariance.read().reshape(h),I=i.center?i.beta.read().reshape(h):null,C=i.scale?i.gamma.read().reshape(h):null;return gs(s,x,N,I,C,i.epsilon)}else return gs(s,i.movingMean.read(),i.movingVariance.read(),i.beta==null?null:i.beta.read(),i.gamma==null?null:i.gamma.read(),i.epsilon)};if(!a)return f();var m=X4(s,i.gamma.read(),i.beta.read(),l,i.epsilon),g=m[0],y=m[1],w=m[2],b=function(x,N,I){v.tidy(function(){var C=1-I,O=x.read(),D=O.sub(N).mul(C);x.write(O.sub(D))})},S=function(){b(i.movingMean,y,i.momentum),b(i.movingVariance,w,i.momentum)};return S(),g})},t.prototype.getConfig=function(){var e={axis:this.axis,momentum:this.momentum,epsilon:this.epsilon,center:this.center,scale:this.scale,betaInitializer:lt(this.betaInitializer),gammaInitializer:lt(this.gammaInitializer),movingMeanInitializer:lt(this.movingMeanInitializer),movingVarianceInitializer:lt(this.movingVarianceInitializer),betaRegularizer:Je(this.betaRegularizer),gammaRegularizer:Je(this.gammaRegularizer),betaConstraint:At(this.betaConstraint),gammaConstraint:At(this.gammaConstraint)},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="BatchNormalization",t}(Fe);v.serialization.registerClass(k1);var F1=function(n){Q(t,n);function t(e){var r=this;if(e==null&&(e={}),r=n.call(this,e)||this,r.axis=e.axis==null?-1:e.axis,typeof r.axis=="number"){if(!Number.isInteger(r.axis))throw new Error("Expected axis to be an integer, but received "+r.axis)}else if(Array.isArray(r.axis))for(var i=0,a=r.axis;i<a.length;i++){var s=a[i];if(!Number.isInteger(s))throw new Error("Expected axis to be an array of integers, "+("but received "+JSON.stringify(r.axis)))}else throw new Error("Expected axis to be an integer or an array of integers, "+("but received "+JSON.stringify(r.axis)));return r.epsilon=e.epsilon==null?.001:e.epsilon,r.center=e.center==null?!0:e.center,r.scale=e.scale==null?!0:e.scale,r.betaInitializer=at(e.betaInitializer||"zeros"),r.gammaInitializer=at(e.gammaInitializer||"ones"),r.betaRegularizer=st(e.betaRegularizer),r.gammaRegularizer=st(e.gammaRegularizer),r.supportsMasking=!0,r}return t.prototype.build=function(e){e=Xe(e);var r=e.length;typeof this.axis=="number"&&(this.axis=[this.axis]);for(var i=0;i<this.axis.length;++i)this.axis[i]<0&&(this.axis[i]+=r);for(var a=0,s=this.axis;a<s.length;a++){var o=s[a];if(o<0||o>=r)throw new Error("Invalid axis: "+o)}if(this.axis.length!==Or(this.axis).length)throw new Error("Found duplicate axes in: "+this.axis);var c=this.axis.map(function(u){return e[u]}),l=!0;this.scale?this.gamma=this.addWeight("gamma",c,"float32",this.gammaInitializer,this.gammaRegularizer,l):this.gamma=null,this.center?this.beta=this.addWeight("beta",c,"float32",this.betaInitializer,this.betaRegularizer,l):this.beta=null,this.built=!0},t.prototype.call=function(e,r){var i=this,a=Oe(e),s=a.shape,o=s.length;return v.tidy(function(){for(var c=!0,l=v.moments(a,i.axis,c),u=l.mean,h=l.variance,d=pi(1,o),p=0,f=i.axis;p<f.length;p++){var m=f[p];d[m]=s[m]}for(var g=function(N){return N!=null&&N.shape.length!==o&&i.axis!==[o-1]?N.reshape(d):N},y=g(i.gamma.read()),w=g(i.beta.read()),b=[],S=[],x=0;x<o;++x)i.axis.indexOf(x)!==-1?(b.push(s[x]),S.push(1)):(b.push(1),S.push(s[x]));return u=u.tile(b),h=h.tile(b),y=y.tile(S),w=w.tile(S),gs(a,u,h,w,y,i.epsilon)})},t.prototype.getConfig=function(){var e={axis:this.axis,epsilon:this.epsilon,center:this.center,scale:this.scale,betaInitializer:lt(this.betaInitializer),gammaInitializer:lt(this.gammaInitializer),betaRegularizer:Je(this.betaRegularizer),gammaRegularizer:Je(this.gammaRegularizer)},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="LayerNormalization",t}(Fe);v.serialization.registerClass(F1);function J4(n,t,e){return v.tidy(function(){if(n.rank!==4)throw new M("temporalPadding expects input tensor to be 4-D, but received a "+(n.rank+"-D tensor."));if(t==null&&(t=[[1,1],[1,1]]),t.length!==2||t[0].length!==2||t[1].length!==2)throw new M("spatial2dPadding expects `padding` to be an Array of two Arrays, each of which is an Array of two integers.");if(e==null&&(e=An()),e!=="channelsLast"&&e!=="channelsFirst")throw new M("Unknown data format: "+e+". Supported data formats are 'channelsLast' and 'channelsFirst.");var r;return e==="channelsFirst"?r=[[0,0],[0,0],t[0],t[1]]:r=[[0,0],t[0],t[1],[0,0]],v.pad(n,r)})}var W1=function(n){Q(t,n);function t(e){var r=this;if(e==null&&(e={}),r=n.call(this,e)||this,r.dataFormat=e.dataFormat==null?An():e.dataFormat,e.padding==null)r.padding=[[1,1],[1,1]];else if(typeof e.padding=="number")r.padding=[[e.padding,e.padding],[e.padding,e.padding]];else{if(e.padding=e.padding,e.padding.length!==2)throw new M("ZeroPadding2D expects padding to be a length-2 array, but "+("received a length-"+e.padding.length+" array."));var i=void 0,a=void 0;if(typeof e.padding[0]=="number")i=[e.padding[0],e.padding[0]],a=[e.padding[1],e.padding[1]];else{if(e.padding=e.padding,e.padding[0].length!==2)throw new M("ZeroPadding2D expects height padding to be a length-2 array, "+("but received a length-"+e.padding[0].length+" array."));if(i=e.padding[0],e.padding[1].length!==2)throw new M("ZeroPadding2D expects width padding to be a length-2 array, "+("but received a length-"+e.padding[1].length+" array."));a=e.padding[1]}r.padding=[i,a]}return r.inputSpec=[new Rt({ndim:4})],r}return t.prototype.computeOutputShape=function(e){e=Xe(e);var r,i;return this.dataFormat==="channelsFirst"?(e[2]!=null&&e[2]>=0?r=e[2]+this.padding[0][0]+this.padding[0][1]:r=null,e[3]!=null&&e[3]>=0?i=e[3]+this.padding[1][0]+this.padding[1][1]:i=null,[e[0],e[1],r,i]):(e[1]!=null&&e[1]>=0?r=e[1]+this.padding[0][0]+this.padding[0][1]:r=null,e[2]!=null&&e[2]>=0?i=e[2]+this.padding[1][0]+this.padding[1][1]:i=null,[e[0],r,i,e[3]])},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){return J4(Oe(e),i.padding,i.dataFormat)})},t.prototype.getConfig=function(){var e={padding:this.padding,dataFormat:this.dataFormat},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.className="ZeroPadding2D",t}(Fe);v.serialization.registerClass(W1);function ic(n,t,e,r,i,a){return v.tidy(function(){yt(i),Yy(a),ln(r),e==null&&(e=[1,1]),r==null&&(r="valid"),i==null&&(i=An()),a==null&&(a="max"),n=Fd(n,i);var s,o=r==="same"?"same":"valid";return a==="max"?s=v.maxPool(n,t,e,o):s=v.avgPool(n,t,e,o),i==="channelsFirst"&&(s=v.transpose(s,[0,3,1,2])),s})}function U1(n,t,e,r,i,a){return v.tidy(function(){yt(i),Yy(a),ln(r),e==null&&(e=[1,1,1]),r==null&&(r="valid"),i==null&&(i=An()),a==null&&(a="max"),n=Qv(n,i);var s,o=r==="same"?"same":"valid";return a==="max"?s=v.maxPool3d(n,t,e,o):s=v.avgPool3d(n,t,e,o),i==="channelsFirst"&&(s=v.transpose(s,[0,4,1,2,3])),s})}var B1=function(n){Q(t,n);function t(e){var r=this;if(e.poolSize==null&&(e.poolSize=2),r=n.call(this,e)||this,typeof e.poolSize=="number")r.poolSize=[e.poolSize];else if(Array.isArray(e.poolSize)&&e.poolSize.length===1&&typeof e.poolSize[0]=="number")r.poolSize=e.poolSize;else throw new M("poolSize for 1D convolutional layer must be a number or an Array of a single number, but received "+(""+JSON.stringify(e.poolSize)));if(Ct(r.poolSize,"poolSize"),e.strides==null)r.strides=r.poolSize;else if(typeof e.strides=="number")r.strides=[e.strides];else if(Array.isArray(e.strides)&&e.strides.length===1&&typeof e.strides[0]=="number")r.strides=e.strides;else throw new M("strides for 1D convolutional layer must be a number or an Array of a single number, but received "+(""+JSON.stringify(e.strides)));return Ct(r.strides,"strides"),r.padding=e.padding==null?"valid":e.padding,ln(r.padding),r.inputSpec=[new Rt({ndim:3})],r}return t.prototype.computeOutputShape=function(e){e=Xe(e);var r=Cn(e[1],this.poolSize[0],this.padding,this.strides[0]);return[e[0],r,e[2]]},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){i.invokeCallHook(e,r),e=os(Oe(e),2);var a=i.poolingFunction(Oe(e),[i.poolSize[0],1],[i.strides[0],1],i.padding,"channelsLast");return v.squeeze(a,[2])})},t.prototype.getConfig=function(){var e={poolSize:this.poolSize,padding:this.padding,strides:this.strides},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t}(Fe),z1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.poolingFunction=function(e,r,i,a,s){return yt(s),ln(a),ic(e,r,i,a,s,"max")},t.className="MaxPooling1D",t}(B1);v.serialization.registerClass(z1);var P1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.poolingFunction=function(e,r,i,a,s){return yt(s),ln(a),ic(e,r,i,a,s,"avg")},t.className="AveragePooling1D",t}(B1);v.serialization.registerClass(P1);var M1=function(n){Q(t,n);function t(e){var r=this;if(e.poolSize==null&&(e.poolSize=[2,2]),r=n.call(this,e)||this,r.poolSize=Array.isArray(e.poolSize)?e.poolSize:[e.poolSize,e.poolSize],e.strides==null)r.strides=r.poolSize;else if(Array.isArray(e.strides)){if(e.strides.length!==2)throw new M("If the strides property of a 2D pooling layer is an Array, it is expected to have a length of 2, but received length "+(e.strides.length+"."));r.strides=e.strides}else r.strides=[e.strides,e.strides];return Ct(r.poolSize,"poolSize"),Ct(r.strides,"strides"),r.padding=e.padding==null?"valid":e.padding,r.dataFormat=e.dataFormat==null?"channelsLast":e.dataFormat,yt(r.dataFormat),ln(r.padding),r.inputSpec=[new Rt({ndim:4})],r}return t.prototype.computeOutputShape=function(e){e=Xe(e);var r=this.dataFormat==="channelsFirst"?e[2]:e[1],i=this.dataFormat==="channelsFirst"?e[3]:e[2];return r=Cn(r,this.poolSize[0],this.padding,this.strides[0]),i=Cn(i,this.poolSize[1],this.padding,this.strides[1]),this.dataFormat==="channelsFirst"?[e[0],e[1],r,i]:[e[0],r,i,e[3]]},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){return i.invokeCallHook(e,r),i.poolingFunction(Oe(e),i.poolSize,i.strides,i.padding,i.dataFormat)})},t.prototype.getConfig=function(){var e={poolSize:this.poolSize,padding:this.padding,strides:this.strides,dataFormat:this.dataFormat},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t}(Fe),H1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.poolingFunction=function(e,r,i,a,s){return yt(s),ln(a),ic(e,r,i,a,s,"max")},t.className="MaxPooling2D",t}(M1);v.serialization.registerClass(H1);var V1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.poolingFunction=function(e,r,i,a,s){return yt(s),ln(a),ic(e,r,i,a,s,"avg")},t.className="AveragePooling2D",t}(M1);v.serialization.registerClass(V1);var q1=function(n){Q(t,n);function t(e){var r=this;if(e.poolSize==null&&(e.poolSize=[2,2,2]),r=n.call(this,e)||this,r.poolSize=Array.isArray(e.poolSize)?e.poolSize:[e.poolSize,e.poolSize,e.poolSize],e.strides==null)r.strides=r.poolSize;else if(Array.isArray(e.strides)){if(e.strides.length!==3)throw new M("If the strides property of a 3D pooling layer is an Array, it is expected to have a length of 3, but received length "+(e.strides.length+"."));r.strides=e.strides}else r.strides=[e.strides,e.strides,e.strides];return Ct(r.poolSize,"poolSize"),Ct(r.strides,"strides"),r.padding=e.padding==null?"valid":e.padding,r.dataFormat=e.dataFormat==null?"channelsLast":e.dataFormat,yt(r.dataFormat),ln(r.padding),r.inputSpec=[new Rt({ndim:5})],r}return t.prototype.computeOutputShape=function(e){e=Xe(e);var r=this.dataFormat==="channelsFirst"?e[2]:e[1],i=this.dataFormat==="channelsFirst"?e[3]:e[2],a=this.dataFormat==="channelsFirst"?e[4]:e[3];return r=Cn(r,this.poolSize[0],this.padding,this.strides[0]),i=Cn(i,this.poolSize[1],this.padding,this.strides[1]),a=Cn(a,this.poolSize[2],this.padding,this.strides[2]),this.dataFormat==="channelsFirst"?[e[0],e[1],r,i,a]:[e[0],r,i,a,e[4]]},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){return i.invokeCallHook(e,r),i.poolingFunction(Oe(e),i.poolSize,i.strides,i.padding,i.dataFormat)})},t.prototype.getConfig=function(){var e={poolSize:this.poolSize,padding:this.padding,strides:this.strides,dataFormat:this.dataFormat},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t}(Fe),G1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.poolingFunction=function(e,r,i,a,s){return yt(s),ln(a),U1(e,r,i,a,s,"max")},t.className="MaxPooling3D",t}(q1);v.serialization.registerClass(G1);var Y1=function(n){Q(t,n);function t(e){return n.call(this,e)||this}return t.prototype.poolingFunction=function(e,r,i,a,s){return yt(s),ln(a),U1(e,r,i,a,s,"avg")},t.className="AveragePooling3D",t}(q1);v.serialization.registerClass(Y1);var j1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.inputSpec=[new Rt({ndim:3})],r}return t.prototype.computeOutputShape=function(e){return[e[0],e[2]]},t.prototype.call=function(e,r){throw new Re},t}(Fe),K1=function(n){Q(t,n);function t(e){return n.call(this,e||{})||this}return t.prototype.call=function(e,r){return v.tidy(function(){var i=Oe(e);return v.mean(i,1)})},t.className="GlobalAveragePooling1D",t}(j1);v.serialization.registerClass(K1);var $1=function(n){Q(t,n);function t(e){return n.call(this,e||{})||this}return t.prototype.call=function(e,r){return v.tidy(function(){var i=Oe(e);return v.max(i,1)})},t.className="GlobalMaxPooling1D",t}(j1);v.serialization.registerClass($1);var X1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.dataFormat=e.dataFormat==null?"channelsLast":e.dataFormat,yt(r.dataFormat),r.inputSpec=[new Rt({ndim:4})],r}return t.prototype.computeOutputShape=function(e){return e=e,this.dataFormat==="channelsLast"?[e[0],e[3]]:[e[0],e[1]]},t.prototype.call=function(e,r){throw new Re},t.prototype.getConfig=function(){var e={dataFormat:this.dataFormat},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t}(Fe),J1=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.call=function(e,r){var i=this;return v.tidy(function(){var a=Oe(e);return i.dataFormat==="channelsLast"?v.mean(a,[1,2]):v.mean(a,[2,3])})},t.className="GlobalAveragePooling2D",t}(X1);v.serialization.registerClass(J1);var Z1=function(n){Q(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.call=function(e,r){var i=this;return v.tidy(function(){var a=Oe(e);return i.dataFormat==="channelsLast"?v.max(a,[1,2]):v.max(a,[2,3])})},t.className="GlobalMaxPooling2D",t}(X1);v.serialization.registerClass(Z1);var Q1=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.layer=e.layer,r}return t.prototype.build=function(e){this.built=!0},Object.defineProperty(t.prototype,"trainable",{get:function(){return this.layer!=null?this.layer.trainable:!1},set:function(e){this.layer!=null&&(this.layer.trainable=e)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"trainableWeights",{get:function(){return this.layer.trainableWeights},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"nonTrainableWeights",{get:function(){return this.layer.nonTrainableWeights},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"updates",{get:function(){return this.layer._updates},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"losses",{get:function(){return this.layer.losses},enumerable:!0,configurable:!0}),t.prototype.getWeights=function(){return this.layer.getWeights()},t.prototype.setWeights=function(e){this.layer.setWeights(e)},t.prototype.getConfig=function(){var e={layer:{className:this.layer.getClassName(),config:this.layer.getConfig()}},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.prototype.setFastWeightInitDuringBuild=function(e){n.prototype.setFastWeightInitDuringBuild.call(this,e),this.layer!=null&&this.layer.setFastWeightInitDuringBuild(e)},t.fromConfig=function(e,r,i){i===void 0&&(i={});var a=r.layer,s=_n(a,i);delete r.layer;var o={layer:s};return Object.assign(o,r),new e(o)},t}(Fe),ew=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this;return r.supportsMasking=!0,r}return t.prototype.build=function(e){if(e=Xe(e),e.length<3)throw new M("TimeDistributed layer expects an input shape >= 3D, but received "+("input shape "+JSON.stringify(e)));this.inputSpec=[{shape:e}];var r=[e[0]].concat(e.slice(2));this.layer.built||(this.layer.build(r),this.layer.built=!0),n.prototype.build.call(this,e)},t.prototype.computeOutputShape=function(e){e=Xe(e);var r=[e[0]].concat(e.slice(2)),i=this.layer.computeOutputShape(r),a=e[1];return[i[0],a].concat(i.slice(1))},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){e=Oe(e);var a=function(c,l){var u=Oe(i.layer.call(c,r));return[u,[]]},s=u1(a,e,[],!1,null,null,!1,!0),o=s[1];return o})},t.className="TimeDistributed",t}(Q1);v.serialization.registerClass(ew);function Z4(n){ra(VE,"BidirectionalMergeMode",n)}var Q4="concat",tw=function(n){Q(t,n);function t(e){var r=n.call(this,e)||this,i=e.layer.getConfig(),a={};a.className=e.layer.getClassName(),a.config=i,r.forwardLayer=_n(a),i.goBackwards=!(i.goBackwards===!0);var s={};if(s.className=e.layer.getClassName(),s.config=i,r.backwardLayer=_n(s),r.forwardLayer.name="forward_"+r.forwardLayer.name,r.backwardLayer.name="backward_"+r.backwardLayer.name,r.mergeMode=e.mergeMode===void 0?Q4:e.mergeMode,Z4(r.mergeMode),e.weights)throw new Re("weights support is not implemented for Bidirectional layer yet.");return r._stateful=e.layer.stateful,r.returnSequences=e.layer.returnSequences,r.returnState=e.layer.returnState,r.supportsMasking=!0,r._trainable=!0,r.inputSpec=e.layer.inputSpec,r.numConstants=null,r}return Object.defineProperty(t.prototype,"trainable",{get:function(){return this._trainable},set:function(e){this._trainable=e,this.forwardLayer!=null&&(this.forwardLayer.trainable=e),this.backwardLayer!=null&&(this.backwardLayer.trainable=e)},enumerable:!0,configurable:!0}),t.prototype.getWeights=function(){return this.forwardLayer.getWeights().concat(this.backwardLayer.getWeights())},t.prototype.setWeights=function(e){var r=e.length,i=Math.floor(r/2);this.forwardLayer.setWeights(e.slice(0,i)),this.backwardLayer.setWeights(e.slice(i))},t.prototype.computeOutputShape=function(e){var r=this.forwardLayer.computeOutputShape(e);Array.isArray(r)&&Array.isArray(r[0])||(r=[r]),r=r;var i,a,s;return this.returnState&&(s=r.slice(1)),i=r[0],i=i,this.mergeMode==="concat"?(i[i.length-1]*=2,a=[i]):this.mergeMode==null?a=[i,i.slice()]:a=[i],this.returnState?this.mergeMode==null?a.concat(s).concat(s.slice()):[i].concat(s).concat(s.slice()):Yt(a)},t.prototype.apply=function(e,r){var i=r==null?null:r.initialState,a=r==null?null:r.constants;r==null&&(r={});var s=l1(e,i,a,this.numConstants);if(e=s.inputs,i=s.initialState,a=s.constants,Array.isArray(e)&&(i=e.slice(1),e=e[0]),(i==null||i.length===0)&&a==null)return n.prototype.apply.call(this,e,r);var o=[],c=[];if(i!=null){var l=i.length;if(l%2>0)throw new M("When passing `initialState` to a Bidrectional RNN, the state should be an Array containing the states of the underlying RNNs.");r.initialState=i,o.push.apply(o,i);var u=i.map(function(b){return new Rt({shape:b.shape})});this.forwardLayer.stateSpec=u.slice(0,l/2),this.backwardLayer.stateSpec=u.slice(l/2),c.push.apply(c,u)}if(a!=null)throw new Re("Support for constants in Bidirectional layers is not implemented yet.");for(var h=o[0]instanceof Nn,d=0,p=o;d<p.length;d++){var f=p[d];if(f instanceof Nn!==h)throw new M("The initial state of a Bidirectional layer cannot be specified as a mix of symbolic and non-symbolic tensors")}if(h){var m=[e].concat(o),g=this.inputSpec.concat(c),y=this.inputSpec;this.inputSpec=g;var w=n.prototype.apply.call(this,m,r);return this.inputSpec=y,w}else return n.prototype.apply.call(this,e,r)},t.prototype.call=function(e,r){var i=this;return v.tidy(function(){var a=r.initialState,s,o;if(a==null)s=i.forwardLayer.call(e,r),o=i.backwardLayer.call(e,r);else{var c=a.slice(0,a.length/2),l=a.slice(a.length/2);s=i.forwardLayer.call(e,Object.assign(r,{initialState:c})),o=i.backwardLayer.call(e,Object.assign(r,{initialState:l}))}var u;i.returnState&&(Array.isArray(s)&&(u=s.slice(1).concat(o.slice(1))),s=s[0],o=o[0]),i.returnSequences&&(o=v.reverse(o,1));var h;return i.mergeMode==="concat"?h=od([s,o]):i.mergeMode==="sum"?h=v.add(s,o):i.mergeMode==="ave"?h=v.mul(.5,v.add(s,o)):i.mergeMode==="mul"?h=v.mul(s,o):i.mergeMode==null&&(h=[s,o]),i.returnState?i.mergeMode==null?h.concat(u):[h].concat(u):h})},t.prototype.resetStates=function(e){this.forwardLayer.resetStates(),this.backwardLayer.resetStates()},t.prototype.build=function(e){var r=this;mi(this.forwardLayer.name,function(){r.forwardLayer.build(e)}),mi(this.backwardLayer.name,function(){r.backwardLayer.build(e)}),this.built=!0},t.prototype.computeMask=function(e,r){Array.isArray(r)&&(r=r[0]);var i;if(this.returnSequences?this.mergeMode==null?i=[r,r]:i=r:this.mergeMode==null?i=[null,null]:i=null,this.returnState){var a=this.forwardLayer.states,s=a.map(function(o){return null});return Array.isArray(i)?i.concat(s).concat(s):[i].concat(s).concat(s)}else return i},Object.defineProperty(t.prototype,"trainableWeights",{get:function(){return this.forwardLayer.trainableWeights.concat(this.backwardLayer.trainableWeights)},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"nonTrainableWeights",{get:function(){return this.forwardLayer.nonTrainableWeights.concat(this.backwardLayer.nonTrainableWeights)},enumerable:!0,configurable:!0}),t.prototype.setFastWeightInitDuringBuild=function(e){n.prototype.setFastWeightInitDuringBuild.call(this,e),this.forwardLayer!=null&&this.forwardLayer.setFastWeightInitDuringBuild(e),this.backwardLayer!=null&&this.backwardLayer.setFastWeightInitDuringBuild(e)},t.prototype.getConfig=function(){var e={mergeMode:this.mergeMode},r=n.prototype.getConfig.call(this);return Object.assign(e,r),e},t.fromConfig=function(e,r){var i=_n(r.layer);if(delete r.layer,r.numConstants!=null)throw new Re("Deserialization of a Bidirectional layer with numConstants present is not supported yet.");var a=r;return a.layer=i,new e(a)},t.className="Bidirectional",t}(Q1);v.serialization.registerClass(tw);function eD(n){return new us(n)}function tD(n){return new Xv(n)}function nD(n){return new jv(n)}function rD(n){return new Kv(n)}function iD(n){return new $v(n)}function aD(n){return new Zv(n)}function sD(n){return new Jv(n)}function oD(n){return new a1(n)}function cD(n){return new Wd(n)}function lD(n){return new r1(n)}function uD(n){return new n1(n)}function hD(n){return new i1(n)}function dD(n){return new s1(n)}function pD(n){return new o1(n)}function fD(n){return new c1(n)}function mD(n){return new v1(n)}function gD(n){return new g1(n)}function yD(n){return new Md(n)}function vD(n){return new m1(n)}function wD(n){return new y1(n)}function bD(n){return new w1(n)}function xD(n){return new b1(n)}function SD(n){return new x1(n)}function LD(n){return new L1(n)}function ID(n){return new I1(n)}function AD(n){return new T1(n)}function TD(n){return new C1(n)}function ND(n){return new N1(n)}function _D(n){return new _1(n)}function CD(n){return new A1(n)}function RD(n){return new R1(n)}function OD(n){return new k1(n)}function ED(n){return new F1(n)}function DD(n){return new W1(n)}function Hd(n){return new P1(n)}function kD(n){return Hd(n)}function FD(n){return Hd(n)}function Vd(n){return new V1(n)}function WD(n){return Vd(n)}function UD(n){return Vd(n)}function qd(n){return new Y1(n)}function BD(n){return qd(n)}function zD(n){return qd(n)}function PD(n){return new K1(n)}function MD(n){return new J1(n)}function nw(n){return new $1(n)}function rw(n){return new Z1(n)}function iw(n){return new z1(n)}function aw(n){return new H1(n)}function HD(n){return new G1(n)}function VD(n){return new d1(n)}function qD(n){return new zd(n)}function GD(n){return new p1(n)}function YD(n){return new rc(n)}function jD(n){return new h1(n)}function KD(n){return new Bd(n)}function $D(n){return new f1(n)}function XD(n){return new Pd(n)}function JD(n){return new Br(n)}function ZD(n){return new Ud(n)}function QD(n){return new tw(n)}function ek(n){return new ew(n)}var tk=nw,nk=rw,rk=iw,ik=aw;function ak(n){return new O1(n)}function sk(n){return new E1(n)}function ok(n){return new D1(n)}function ck(n){return new S1(n)}var lk={__proto__:null,inputLayer:eD,elu:tD,reLU:nD,leakyReLU:rD,prelu:iD,softmax:aD,thresholdedReLU:sD,conv1d:oD,conv2d:cD,conv2dTranspose:lD,conv3d:uD,separableConv2d:hD,cropping2D:dD,upSampling2d:pD,depthwiseConv2d:fD,activation:mD,dense:gD,dropout:yD,spatialDropout1d:vD,flatten:wD,repeatVector:bD,reshape:xD,permute:SD,embedding:LD,add:ID,average:AD,concatenate:TD,maximum:ND,minimum:_D,multiply:CD,dot:RD,batchNormalization:OD,layerNormalization:ED,zeroPadding2d:DD,averagePooling1d:Hd,avgPool1d:kD,avgPooling1d:FD,averagePooling2d:Vd,avgPool2d:WD,avgPooling2d:UD,averagePooling3d:qd,avgPool3d:BD,avgPooling3d:zD,globalAveragePooling1d:PD,globalAveragePooling2d:MD,globalMaxPooling1d:nw,globalMaxPooling2d:rw,maxPooling1d:iw,maxPooling2d:aw,maxPooling3d:HD,gru:VD,gruCell:qD,lstm:GD,lstmCell:YD,simpleRNN:jD,simpleRNNCell:KD,convLstm2d:$D,convLstm2dCell:XD,rnn:JD,stackedRNNCells:ZD,bidirectional:QD,timeDistributed:ek,globalMaxPool1d:tk,globalMaxPool2d:nk,maxPool1d:rk,maxPool2d:ik,Layer:Fe,RNN:Br,RNNCell:ua,input:Hv,gaussianNoise:ak,gaussianDropout:sk,alphaDropout:ok,masking:ck};function uk(n,t){return xd(n,t)}function hk(n,t){return Av(n,t)}function dk(n,t){return Tv(n,t)}function pk(n,t){return Sd(n,t)}function fk(n,t){return Ld(n,t)}function mk(n,t){return Iv(n,t)}function gk(n,t){return B7(n,t)}function yk(n,t){return wd(n,t)}function vk(n,t){return jo(n,t)}function wk(n,t){return oa(n,t)}function bk(n,t){return oa(n,t)}function xk(n,t){return oa(n,t)}function Sk(n,t){return yi(n,t)}function Lk(n,t){return yi(n,t)}function Ik(n,t){return yi(n,t)}var Ak={__proto__:null,binaryAccuracy:uk,binaryCrossentropy:hk,sparseCategoricalAccuracy:dk,categoricalAccuracy:pk,categoricalCrossentropy:fk,precision:mk,recall:gk,cosineProximity:yk,meanAbsoluteError:vk,meanAbsolutePercentageError:wk,MAPE:bk,mape:xk,meanSquaredError:Sk,MSE:Lk,mse:Ik};var Tk={__proto__:null,modelFromJSON:b4};function Nk(n){return new ec(n)}function _k(n){return P4(n)}function Ck(n){return M4(n)}var Rk={__proto__:null,l1l2:Nk,l1:_k,l2:Ck};var sw=function(n){Q(t,n);function t(){var e=n!==null&&n.apply(this,arguments)||this;return e.model=null,e}return t.prototype.setModel=function(e){if(!(e instanceof Fr))throw new Error("model must be a LayersModel, not some other Container");this.model=e},t}(sa);function ac(n,t){return n<t}function ow(n,t){return n>t}var cw=function(n){Q(t,n);function t(e){var r=n.call(this)||this;if(e==null&&(e={}),e.restoreBestWeights)throw new Re("restoreBestWeights = True is not implemented in EarlyStopping yet.");return r.monitor=e.monitor||"val_loss",r.minDelta=Math.abs(e.minDelta||0),r.patience=e.patience||0,r.verbose=e.verbose||0,r.mode=e.mode||"auto",r.baseline=e.baseline,["auto","min","max"].indexOf(r.mode)===-1&&(console.warn("EarlyStopping mode '"+r.mode+"' is invalid. Falling back to mode 'auto'."),r.mode="auto"),r.mode==="min"?r.monitorFunc=ac:r.mode==="max"||r.monitor.indexOf("acc")!==-1?r.monitorFunc=ow:r.monitorFunc=ac,r.monitorFunc===ac&&(r.minDelta*=-1),r}return t.prototype.onTrainBegin=function(e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){return this.wait=0,this.stoppedEpoch=0,this.baseline!=null?this.best=this.baseline:this.best=this.monitorFunc===ac?Infinity:-Infinity,[2]})})},t.prototype.onEpochEnd=function(e,r){return Ae(this,void 0,void 0,function(){var i;return xe(this,function(a){switch(a.label){case 0:return[4,kr(r)];case 1:return a.sent(),i=this.getMonitorValue(r),i==null?[2]:(this.monitorFunc(i-this.minDelta,this.best)?(this.best=i,this.wait=0):(this.wait++,this.wait>=this.patience&&(this.stoppedEpoch=e,this.model.stopTraining=!0)),[2])}})})},t.prototype.onTrainEnd=function(e){return Ae(this,void 0,void 0,function(){return xe(this,function(r){return this.stoppedEpoch>0&&this.verbose&&console.log("Epoch "+this.stoppedEpoch+": early stopping."),[2]})})},t.prototype.getMonitorValue=function(e){e==null&&(e={});var r=e[this.monitor];return r==null&&console.warn("Metric for EarlyStopping "+this.monitor+" is not available. "+("Available metrics are: "+Object.keys(e))),r},t}(sw);function Ok(n){return new cw(n)}var Ek={earlyStopping:Ok};tt.Callback=sw;tt.CallbackList=yv;tt.CustomCallback=wv;tt.EarlyStopping=cw;tt.History=vv;tt.InputSpec=Rt;tt.LayerVariable=dv;tt.LayersModel=Fr;tt.RNN=Br;tt.Sequential=Ed;tt.SymbolicTensor=Nn;tt.callbacks=Ek;tt.constraints=zE;tt.initializers=w7;tt.input=Hv;tt.layers=lk;tt.loadLayersModel=T4;tt.metrics=Ak;tt.model=I4;tt.models=Tk;tt.registerCallbackConstructor=N4;tt.regularizers=Rk;tt.sequential=A4;tt.version_layers=Td}),Iw=we(bi=>{"use strict";Object.defineProperty(bi,"__esModule",{value:!0});var W=di();var uw=Object.assign||function(t){for(var e,r=1,i=arguments.length;r<i;r++){e=arguments[r];for(var a in e)Object.prototype.hasOwnProperty.call(e,a)&&(t[a]=e[a])}return t};function un(n,t,e,r){return new(e||(e=Promise))(function(i,a){function s(l){try{c(r.next(l))}catch(u){a(u)}}function o(l){try{c(r.throw(l))}catch(u){a(u)}}function c(l){l.done?i(l.value):new e(function(u){u(l.value)}).then(s,o)}c((r=r.apply(n,t||[])).next())})}function nn(n,t){var e={label:0,sent:function(){if(a[0]&1)throw a[1];return a[1]},trys:[],ops:[]},r,i,a,s;return s={next:o(0),throw:o(1),return:o(2)},typeof Symbol=="function"&&(s[Symbol.iterator]=function(){return this}),s;function o(l){return function(u){return c([l,u])}}function c(l){if(r)throw new TypeError("Generator is already executing.");for(;e;)try{if(r=1,i&&(a=i[l[0]&2?"return":l[0]?"throw":"next"])&&!(a=a.call(i,l[1])).done)return a;(i=0,a)&&(l=[0,a.value]);switch(l[0]){case 0:case 1:a=l;break;case 4:return e.label++,{value:l[1],done:!1};case 5:e.label++,i=l[1],l=[0];continue;case 7:l=e.ops.pop(),e.trys.pop();continue;default:if(!(a=e.trys,a=a.length>0&&a[a.length-1])&&(l[0]===6||l[0]===2)){e=0;continue}if(l[0]===3&&(!a||l[1]>a[0]&&l[1]<a[3])){e.label=l[1];break}if(l[0]===6&&e.label<a[1]){e.label=a[1],a=l;break}if(a&&e.label<a[2]){e.label=a[2],e.ops.push(l);break}a[2]&&e.ops.pop(),e.trys.pop();continue}l=t.call(n,e)}catch(u){l=[6,u],i=0}finally{r=a=0}if(l[0]&5)throw l[1];return{value:l[0]?l[1]:void 0,done:!0}}}function vt(n,t){var e=typeof Symbol=="function"&&n[Symbol.iterator];if(!e)return n;var r=e.call(n),i,a=[],s;try{for(;(t===void 0||t-- >0)&&!(i=r.next()).done;)a.push(i.value)}catch(o){s={error:o}}finally{try{i&&!i.done&&(e=r.return)&&e.call(r)}finally{if(s)throw s.error}}return a}function Pr(){for(var n=[],t=0;t<arguments.length;t++)n=n.concat(vt(arguments[t]));return n}var Rn;(function(n){n[n.DT_INVALID=0]="DT_INVALID",n[n.DT_FLOAT=1]="DT_FLOAT",n[n.DT_DOUBLE=2]="DT_DOUBLE",n[n.DT_INT32=3]="DT_INT32",n[n.DT_UINT8=4]="DT_UINT8",n[n.DT_INT16=5]="DT_INT16",n[n.DT_INT8=6]="DT_INT8",n[n.DT_STRING=7]="DT_STRING",n[n.DT_COMPLEX64=8]="DT_COMPLEX64",n[n.DT_INT64=9]="DT_INT64",n[n.DT_BOOL=10]="DT_BOOL",n[n.DT_QINT8=11]="DT_QINT8",n[n.DT_QUINT8=12]="DT_QUINT8",n[n.DT_QINT32=13]="DT_QINT32",n[n.DT_BFLOAT16=14]="DT_BFLOAT16",n[n.DT_FLOAT_REF=101]="DT_FLOAT_REF",n[n.DT_DOUBLE_REF=102]="DT_DOUBLE_REF",n[n.DT_INT32_REF=103]="DT_INT32_REF",n[n.DT_UINT8_REF=104]="DT_UINT8_REF",n[n.DT_INT16_REF=105]="DT_INT16_REF",n[n.DT_INT8_REF=106]="DT_INT8_REF",n[n.DT_STRING_REF=107]="DT_STRING_REF",n[n.DT_COMPLEX64_REF=108]="DT_COMPLEX64_REF",n[n.DT_INT64_REF=109]="DT_INT64_REF",n[n.DT_BOOL_REF=110]="DT_BOOL_REF",n[n.DT_QINT8_REF=111]="DT_QINT8_REF",n[n.DT_QUINT8_REF=112]="DT_QUINT8_REF",n[n.DT_QINT32_REF=113]="DT_QINT32_REF",n[n.DT_BFLOAT16_REF=114]="DT_BFLOAT16_REF"})(Rn||(Rn={}));var hw;(function(n){var t;(function(e){e[e.LEGACY=0]="LEGACY",e[e.V1=1]="V1",e[e.V2=2]="V2"})(t=n.CheckpointFormatVersion||(n.CheckpointFormatVersion={}))})(hw||(hw={}));var Gd={};function Dk(n,t){var e={tfOpName:n,category:"custom",inputs:[],attrs:[],customExecutor:t};Gd[n]=e}function dw(n){return Gd[n]}function kk(n){delete Gd[n]}function T(n,t,e,r,i){var a=t.inputParams[n];if(a&&a.inputIndexStart!==void 0){var s=a.inputIndexStart,o=a.inputIndexEnd===0?void 0:a.inputIndexEnd===void 0?s+1:a.inputIndexEnd;if(a.type==="tensor")return jt(t.inputNames[a.inputIndexStart],e,r,i);if(a.type==="tensors"){var c=t.inputNames.slice(s,o);return c.map(function(d){return jt(d,e,r,i)})}var l=jt(t.inputNames.slice(s)[0],e,r,i),u=l.dataSync();return a.type==="number"?u[0]:W.util.toNestedArray(l.shape,u)}var h=t.attrParams[n];return h&&h.value}function jt(n,t,e,r){var i=vt(rn(n),2),a=i[0],s=i[1];if(r!=null){var o=r.getHashTableHandleByName(a);if(o!=null)return o}var c=e.currentContextIds.find(function(l){return!!t[sc(a,l)]});return c!==void 0?t[sc(a,c)][s]:void 0}function Fk(n,t,e){return t[sc(n,e.currentContextId)]}function cr(n,t){var e=vt(rn(n),2),r=e[0],i=e[1];return[sc(r,t&&t.currentContextId),i]}function sc(n,t){return t?n+"-"+t:n}function rn(n){var t=n.split(":");if(t.length===1)return[n,0];var e=t[0];return[e,Number(t[t.length-1])]}function oc(n,t,e){var r=T("pad",n,t,e);if(r==="explicit"){r=T("explicitPaddings",n,t,e);for(var i=[[0,0],[0,0],[0,0],[0,0]],a=0;a<4;a++)i[a][0]=r[a*2],i[a][1]=r[a*2+1];return i}return r}function lr(n){return n.kept?n:W.clone(n)}var Wk=[{tfOpName:"Add",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"AddV2",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"AddN",category:"arithmetic",inputs:[{start:0,end:0,name:"tensors",type:"tensors"}]},{tfOpName:"BiasAdd",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sub",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"RealDiv",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Div",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"DivNoNan",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"FloorDiv",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Mul",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Maximum",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}]},{tfOpName:"Minimum",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}]},{tfOpName:"Pow",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"SquaredDifference",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Mod",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"FloorMod",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}],Uk={__proto__:null,json:Wk};var Bk=[{tfOpName:"Abs",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Acos",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Asin",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Atan",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Atan2",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"y",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Ceil",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ClipByValue",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"clip_value_min",name:"clipValueMin",type:"number"},{tfName:"clip_value_max",name:"clipValueMax",type:"number"}]},{tfOpName:"Complex",category:"basic_math",inputs:[{start:0,name:"real",type:"tensor"},{start:1,name:"imag",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ComplexAbs",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Cos",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Cosh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Elu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Exp",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Floor",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Log",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Imag",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"Tout",name:"outputType",type:"dtype",notSupported:!0}]},{tfOpName:"Neg",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Real",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"Tout",name:"outputType",type:"dtype",notSupported:!0}]},{tfOpName:"Prelu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"alpha",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Relu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Relu6",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"clipValueMin",name:"clipValueMin",type:"number",defaultValue:0},{tfName:"clipValueMax",name:"clipValueMax",type:"number",defaultValue:6}]},{tfOpName:"Selu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sigmoid",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sin",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sinh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sqrt",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Rsqrt",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Square",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Tan",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Tanh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sign",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Round",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Expm1",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Log1p",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Reciprocal",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Softplus",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Asinh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Acosh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Atanh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Erf",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Prod",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axes",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool",notSupported:!0},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LeakyRelu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"alpha",name:"alpha",type:"number",defaultValue:.2},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}],zk={__proto__:null,json:Bk},Pk=[{tfOpName:"LoopCond",category:"control",inputs:[{start:0,name:"pred",type:"tensor"}]},{tfOpName:"Switch",category:"control",inputs:[{start:0,name:"data",type:"tensor"},{start:1,name:"pred",type:"tensor"}]},{tfOpName:"Merge",category:"control",inputs:[{start:0,end:0,name:"tensors",type:"tensors"}]},{tfOpName:"Enter",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"frame_name",name:"frameName",type:"string"},{tfName:"is_constant",name:"isConstant",type:"bool"}]},{tfOpName:"Exit",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"NextIteration",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"TensorArrayV3",category:"control",inputs:[{start:0,name:"size",type:"number"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"element_shape",name:"elementShape",type:"shape"},{tfName:"dynamic_size",name:"dynamicSize",type:"bool"},{tfName:"clear_after_read",name:"clearAfterRead",type:"bool"},{tfName:"identical_element_shapes",name:"identicalElementShapes",type:"bool"},{tfName:"tensor_array_name",name:"name",type:"string"}]},{tfOpName:"TensorArrayWriteV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"index",type:"number"},{start:2,name:"tensor",type:"tensor"},{start:3,name:"flowIn",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"TensorArrayReadV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"index",type:"number"},{start:2,name:"flowIn",type:"number"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"TensorArrayGatherV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"flowIn",type:"number"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"element_shape",name:"elementShape",type:"shape"}]},{tfOpName:"TensorArrayScatterV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"tensor",type:"tensor"},{start:3,name:"flowIn",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"TensorArrayConcatV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"flowIn",type:"number"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"element_shape_except0",name:"elementShapeExcept0",type:"shape",notSupported:!0}]},{tfOpName:"TensorArraySplitV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"tensor",type:"tensor"},{start:2,name:"lengths",type:"number[]"},{start:3,name:"flowIn",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"TensorArraySizeV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"flowIn",type:"number"}]},{tfOpName:"TensorArrayCloseV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"}]},{tfOpName:"StatelessIf",category:"control",inputs:[{start:0,name:"cond",type:"tensor"},{start:1,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"then_branch",name:"thenBranch",type:"func"},{tfName:"else_branch",name:"elseBranch",type:"func"}]},{tfOpName:"If",category:"control",inputs:[{start:0,name:"cond",type:"tensor"},{start:1,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"then_branch",name:"thenBranch",type:"func"},{tfName:"else_branch",name:"elseBranch",type:"func"}]},{tfOpName:"StatelessWhile",category:"control",inputs:[{start:0,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"cond",name:"cond",type:"func"},{tfName:"body",name:"body",type:"func"}]},{tfOpName:"While",category:"control",inputs:[{start:0,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"cond",name:"cond",type:"func"},{tfName:"body",name:"body",type:"func"}]},{tfOpName:"TensorListScatter",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListScatterV2",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"elementShape",type:"shape"},{start:3,name:"numElements",type:"number"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListGather",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListGetItem",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"index",type:"number"},{start:2,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListSetItem",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"index",type:"number"},{start:2,name:"tensor",type:"tensor"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListReserve",category:"control",inputs:[{start:0,name:"elementShape",type:"shape"},{start:1,name:"numElements",type:"number"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListFromTensor",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"},{start:1,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListStack",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"},{tfName:"num_elements",name:"numElements",type:"dtype"}]},{tfOpName:"TensorListSplit",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"},{start:1,name:"elementShape",type:"shape"},{start:2,name:"lengths",type:"number[]"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListConcat",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"}],attrs:[{tfName:"element_shape",name:"elementShape",type:"shape"},{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListPopBack",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListPushBack",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"tensor",type:"tensor"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]}],Mk={__proto__:null,json:Pk};var Hk=[{tfOpName:"AvgPool",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"MaxPool",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"MaxPoolWithArgmax",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"include_batch_in_index",name:"includeBatchInIndex",type:"bool"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"AvgPool3D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"MaxPool3D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Conv1D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"stride",name:"stride",type:"number"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NWC"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"dilation",name:"dilation",type:"number",defaultValue:1}]},{tfOpName:"Conv2D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"useCudnnOnGpu",name:"useCudnnOnGpu",type:"bool"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]},{tfName:"dilations",name:"dilations",type:"number[]"}]},{tfOpName:"_FusedConv2D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"},{start:2,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"num_args",name:"numArgs",type:"number"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]},{tfName:"use_cudnn_on_gpu",name:"useCudnnOnGpu",type:"bool",defaultValue:!0},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"dilations",name:"dilations",type:"number[]",defaultValue:[1,1,1,1]},{tfName:"fused_ops",name:"fusedOps",type:"string[]",defaultValue:[]},{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:1e-4}]},{tfOpName:"Conv2DBackpropInput",category:"convolution",inputs:[{start:2,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"},{start:0,name:"outputShape",type:"number[]"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]}]},{tfOpName:"DepthwiseConv2d",category:"convolution",inputs:[{start:0,name:"input",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]},{tfName:"dilations",name:"dilations",type:"number[]"}]},{tfOpName:"DepthwiseConv2dNative",category:"convolution",inputs:[{start:0,name:"input",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]},{tfName:"dilations",name:"dilations",type:"number[]"}]},{tfOpName:"FusedDepthwiseConv2dNative",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"},{start:2,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"num_args",name:"numArgs",type:"number"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"dilations",name:"dilations",type:"number[]",defaultValue:[1,1,1,1]},{tfName:"fused_ops",name:"fusedOps",type:"string[]",defaultValue:[]}]},{tfOpName:"Conv3D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"dilations",name:"dilations",type:"number[]"}]},{tfOpName:"Dilation2D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"rates",name:"dilations",type:"number[]"},{tfName:"padding",name:"pad",type:"string"}]}],Vk={__proto__:null,json:Hk};var qk=[{tfOpName:"Fill",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"},{start:1,name:"value",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"LinSpace",category:"creation",inputs:[{start:0,name:"start",type:"number"},{start:1,name:"stop",type:"number"},{start:2,name:"num",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"OneHot",category:"creation",inputs:[{start:0,name:"indices",type:"tensor"},{start:1,name:"depth",type:"number"},{start:2,name:"onValue",type:"number",defaultValue:1},{start:3,name:"offValue",type:"number",defaultValue:0}],attrs:[{tfName:"axis",name:"axis",type:"number",notSupported:!0},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Ones",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"OnesLike",category:"creation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype"}]},{tfOpName:"RandomUniform",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"}],attrs:[{tfName:"minval",name:"minval",type:"number",defaultValue:0},{tfName:"maxval",name:"maxval",type:"number",defaultValue:1},{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"seed",name:"seed",type:"number",defaultValue:0},{tfName:"seed2",name:"seed2",type:"number",defaultValue:0,notSupported:!0},{tfName:"T",name:"T",type:"number",notSupported:!0}]},{tfOpName:"Range",category:"creation",inputs:[{start:0,name:"start",type:"number"},{start:1,name:"stop",type:"number"},{start:2,name:"step",type:"number",defaultValue:0}],attrs:[{tfName:"Tidx",name:"dtype",type:"dtype"}]},{tfOpName:"TruncatedNormal",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"}],attrs:[{tfName:"means",name:"mean",type:"number",defaultValue:0},{tfName:"stddev",name:"stdDev",type:"number",defaultValue:1},{tfName:"seed",name:"seed",type:"number"},{tfName:"seed2",name:"seed2",type:"number",defaultValue:0,notSupported:!0},{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"T",name:"T",type:"number",notSupported:!0}]},{tfOpName:"Zeros",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"ZerosLike",category:"creation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"Multinomial",category:"creation",inputs:[{start:0,name:"logits",type:"tensor"},{start:1,name:"numSamples",type:"number"}],attrs:[{tfName:"seed",name:"seed",type:"number"},{tfName:"seed2",name:"seed2",type:"number"},{tfName:"T",name:"dtype",type:"dtype"},{tfName:"output_dtype",name:"output_dtype",type:"dtype"}]}],Gk={__proto__:null,json:qk};var Yk=[{tfOpName:"NonMaxSuppressionV2",category:"dynamic",inputs:[{start:0,name:"boxes",type:"tensor"},{start:1,name:"scores",type:"tensor"},{start:2,name:"maxOutputSize",type:"number"},{start:3,name:"iouThreshold",type:"number"}]},{tfOpName:"NonMaxSuppressionV3",category:"dynamic",inputs:[{start:0,name:"boxes",type:"tensor"},{start:1,name:"scores",type:"tensor"},{start:2,name:"maxOutputSize",type:"number"},{start:3,name:"iouThreshold",type:"number"},{start:4,name:"scoreThreshold",type:"number"}]},{tfOpName:"NonMaxSuppressionV4",category:"dynamic",inputs:[{start:0,name:"boxes",type:"tensor"},{start:1,name:"scores",type:"tensor"},{start:2,name:"maxOutputSize",type:"number"},{start:3,name:"iouThreshold",type:"number"},{start:4,name:"scoreThreshold",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"T_threshold",name:"threshold",type:"dtype",notSupported:!0},{tfName:"pad_to_max_output_size",name:"padToMaxOutputSize",type:"bool"}]},{tfOpName:"NonMaxSuppressionV5",category:"dynamic",inputs:[{start:0,name:"boxes",type:"tensor"},{start:1,name:"scores",type:"tensor"},{start:2,name:"maxOutputSize",type:"number"},{start:3,name:"iouThreshold",type:"number"},{start:4,name:"scoreThreshold",type:"number"},{start:5,name:"softNmsSigma",type:"number"}]},{tfOpName:"Where",category:"dynamic",inputs:[{start:0,name:"condition",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ListDiff",category:"dynamic",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"y",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}],jk={__proto__:null,json:Yk};var Kk=[{tfOpName:"TopKV2",category:"evaluation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"k",type:"number"}],attrs:[{tfName:"sorted",name:"sorted",type:"bool"}]},{tfOpName:"Unique",category:"evaluation",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"UniqueV2",category:"evaluation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}]}],$k={__proto__:null,json:Kk};var Xk=[{tfOpName:"PlaceholderWithDefault",category:"graph",inputs:[{start:0,name:"default",type:"tensor"}],attrs:[{tfName:"shape",name:"shape",type:"shape"},{tfName:"dtype",name:"dtype",type:"dtype"}]},{tfOpName:"Placeholder",category:"graph",attrs:[{tfName:"shape",name:"shape",type:"shape"},{tfName:"dtype",name:"dtype",type:"dtype"}]},{tfOpName:"Const",category:"graph"},{tfOpName:"Identity",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"IdentityN",category:"graph",inputs:[{start:0,end:0,name:"x",type:"tensors"}]},{tfOpName:"Snapshot",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"Rank",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"Size",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"Shape",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"ShapeN",category:"graph",inputs:[{start:0,end:0,name:"x",type:"tensors"}]},{tfOpName:"Print",category:"graph",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"data",type:"tensors"}],attrs:[{tfName:"message",name:"message",type:"string"},{tfName:"first_n",name:"firstN",type:"number",notSupported:!0},{tfName:"summarize",name:"summarize",type:"number",defaultValue:3}]},{tfOpName:"NoOp",category:"graph",inputs:[]},{tfOpName:"StopGradient",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"FakeQuantWithMinMaxVars",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"min",name:"min",type:"number"},{tfName:"max",name:"max",type:"number"}]}],Jk={__proto__:null,json:Xk},Zk=[{tfOpName:"HashTable",category:"hash_table",inputs:[],attrs:[{tfName:"shared_name",name:"sharedName",type:"string"},{tfName:"use_node_name_sharing",name:"useNodeNameSharing",type:"bool"},{tfName:"key_dtype",name:"keyDType",type:"dtype"},{tfName:"value_dtype",name:"valueDType",type:"dtype"}]},{tfOpName:"HashTableV2",category:"hash_table",inputs:[],attrs:[{tfName:"shared_name",name:"sharedName",type:"string"},{tfName:"use_node_name_sharing",name:"useNodeNameSharing",type:"bool"},{tfName:"key_dtype",name:"keyDType",type:"dtype"},{tfName:"value_dtype",name:"valueDType",type:"dtype"}]},{tfOpName:"LookupTableImport",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"},{start:1,name:"keys",type:"tensor"},{start:2,name:"values",type:"tensor"}],attrs:[{tfName:"Tin",name:"tIn",type:"dtype",notSupported:!0},{tfName:"Tout",name:"tOut",type:"dtype",notSupported:!0}]},{tfOpName:"LookupTableImportV2",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"},{start:1,name:"keys",type:"tensor"},{start:2,name:"values",type:"tensor"}],attrs:[{tfName:"Tin",name:"tIn",type:"dtype",notSupported:!0},{tfName:"Tout",name:"tOut",type:"dtype",notSupported:!0}]},{tfOpName:"LookupTableFind",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"},{start:1,name:"keys",type:"tensor"},{start:2,name:"defaultValue",type:"tensor"}],attrs:[{tfName:"Tin",name:"tIn",type:"dtype",notSupported:!0},{tfName:"Tout",name:"tOut",type:"dtype",notSupported:!0}]},{tfOpName:"LookupTableFindV2",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"},{start:1,name:"keys",type:"tensor"},{start:2,name:"defaultValue",type:"tensor"}],attrs:[{tfName:"Tin",name:"tIn",type:"dtype",notSupported:!0},{tfName:"Tout",name:"tOut",type:"dtype",notSupported:!0}]}],Qk={__proto__:null,json:Zk};var e6=[{tfOpName:"ResizeBilinear",category:"image",inputs:[{start:0,name:"images",type:"tensor"},{start:1,name:"size",type:"number[]"}],attrs:[{tfName:"align_corners",name:"alignCorners",type:"bool"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ResizeNearestNeighbor",category:"image",inputs:[{start:0,name:"images",type:"tensor"},{start:1,name:"size",type:"number[]"}],attrs:[{tfName:"align_corners",name:"alignCorners",type:"bool"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"CropAndResize",category:"image",inputs:[{start:0,name:"image",type:"tensor"},{start:1,name:"boxes",type:"tensor"},{start:2,name:"boxInd",type:"tensor"},{start:3,name:"cropSize",type:"number[]"}],attrs:[{tfName:"method",name:"method",type:"string"},{tfName:"extrapolation_value",name:"extrapolationValue",type:"number"}]}],t6={__proto__:null,json:e6};var n6=[{tfOpName:"Equal",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"NotEqual",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Greater",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"GreaterEqual",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Less",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LessEqual",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LogicalAnd",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LogicalNot",category:"logical",inputs:[{start:0,name:"a",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LogicalOr",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Select",category:"logical",inputs:[{start:0,name:"condition",type:"tensor"},{start:1,name:"a",type:"tensor"},{start:2,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"SelectV2",category:"logical",inputs:[{start:0,name:"condition",type:"tensor"},{start:1,name:"a",type:"tensor"},{start:2,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}],r6={__proto__:null,json:n6};var i6=[{tfOpName:"_FusedMatMul",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"},{start:2,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"num_args",name:"numArgs",type:"number"},{tfName:"fused_ops",name:"fusedOps",type:"string[]",defaultValue:[]},{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:1e-4},{tfName:"transpose_a",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"transpose_b",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"MatMul",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"transpose_a",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"transpose_b",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"BatchMatMul",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"adj_x",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"adj_y",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"BatchMatMulV2",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"adj_x",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"adj_y",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Transpose",category:"matrices",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"perm",type:"number[]"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}],a6={__proto__:null,json:i6};var s6=[{tfOpName:"FusedBatchNorm",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"scale",type:"tensor"},{start:2,name:"offset",type:"tensor"},{start:3,name:"mean",type:"tensor"},{start:4,name:"variance",type:"tensor"}],attrs:[{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:.001},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}]},{tfOpName:"FusedBatchNormV2",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"scale",type:"tensor"},{start:2,name:"offset",type:"tensor"},{start:3,name:"mean",type:"tensor"},{start:4,name:"variance",type:"tensor"}],attrs:[{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:.001},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}]},{tfOpName:"FusedBatchNormV3",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"scale",type:"tensor"},{start:2,name:"offset",type:"tensor"},{start:3,name:"mean",type:"tensor"},{start:4,name:"variance",type:"tensor"}],attrs:[{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:.001},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}]},{tfOpName:"LRN",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"depth_radius",name:"radius",type:"number",defaultValue:5},{tfName:"bias",name:"bias",type:"number",defaultValue:1},{tfName:"alpha",name:"alpha",type:"number",defaultValue:1},{tfName:"beta",name:"beta",type:"number",defaultValue:.5}]},{tfOpName:"Softmax",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"LogSoftmax",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"SparseToDense",category:"normalization",inputs:[{start:0,name:"sparseIndices",type:"tensor"},{start:1,name:"outputShape",type:"number[]"},{start:2,name:"sparseValues",type:"tensor"},{start:3,name:"defaultValue",type:"tensor"}],attrs:[{tfName:"validate_indices",name:"validateIndices",type:"bool",defaultValue:!0,notSupported:!0}]}],o6={__proto__:null,json:s6};var c6=[{tfOpName:"Max",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Mean",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Min",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Sum",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"All",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Any",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"ArgMax",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}]},{tfOpName:"ArgMin",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}]},{tfOpName:"Prod",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Cumsum",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}],attrs:[{tfName:"exclusive",name:"exclusive",type:"bool"},{tfName:"reverse",name:"reverse",type:"bool"}]}],l6={__proto__:null,json:c6};var u6=[{tfOpName:"ConcatV2",category:"slice_join",inputs:[{start:0,end:-1,name:"tensors",type:"tensors"},{start:-1,name:"axis",type:"number"}],attrs:[{tfName:"N",name:"n",type:"number",defaultValue:2}]},{tfOpName:"Concat",category:"slice_join",inputs:[{start:1,end:0,name:"tensors",type:"tensors"},{start:0,name:"axis",type:"number"}],attrs:[{tfName:"N",name:"n",type:"number",defaultValue:2}]},{tfOpName:"GatherV2",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"indices",type:"tensor"},{start:2,name:"axis",type:"number",defaultValue:0}]},{tfOpName:"Gather",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"indices",type:"tensor"}],attrs:[{tfName:"axis",name:"axis",type:"number",defaultValue:0},{tfName:"validate_indices",name:"validateIndices",type:"bool",notSupported:!0}]},{tfOpName:"Reverse",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"dims",type:"bool",notSupported:!0}]},{tfOpName:"ReverseV2",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}]},{tfOpName:"Slice",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"begin",type:"number[]"},{start:2,name:"size",type:"number[]"}]},{tfOpName:"StridedSlice",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"begin",type:"number[]"},{start:2,name:"end",type:"number[]"},{start:3,name:"strides",type:"number[]"}],attrs:[{tfName:"begin_mask",name:"beginMask",type:"number",defaultValue:0},{tfName:"end_mask",name:"endMask",type:"number",defaultValue:0},{tfName:"new_axis_mask",name:"newAxisMask",type:"number",defaultValue:0},{tfName:"ellipsis_mask",name:"ellipsisMask",type:"number",defaultValue:0},{tfName:"shrink_axis_mask",name:"shrinkAxisMask",type:"number",defaultValue:0}]},{tfOpName:"Pack",category:"slice_join",inputs:[{start:0,end:0,name:"tensors",type:"tensors"}],attrs:[{tfName:"axis",name:"axis",type:"number",defaultValue:0}]},{tfOpName:"Unpack",category:"slice_join",inputs:[{start:0,name:"tensor",type:"tensor"}],attrs:[{tfName:"axis",name:"axis",type:"number",defaultValue:0},{tfName:"num",name:"num",type:"number",defaultValue:0,notSupported:!0}]},{tfOpName:"Tile",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"reps",type:"number[]"}]},{tfOpName:"Split",category:"slice_join",inputs:[{start:0,name:"axis",type:"number",defaultValue:0},{start:1,name:"x",type:"tensor"}],attrs:[{tfName:"num_split",name:"numOrSizeSplits",type:"number",defaultValue:1}]},{tfOpName:"SplitV",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"numOrSizeSplits",type:"number[]"},{start:2,name:"axis",type:"number",defaultValue:0}]},{tfOpName:"ScatterNd",category:"slice_join",inputs:[{start:0,name:"indices",type:"tensor"},{start:1,name:"values",type:"tensor"},{start:2,name:"shape",type:"number[]"}]},{tfOpName:"GatherNd",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"indices",type:"tensor"}]},{tfOpName:"SparseToDense",category:"slice_join",inputs:[{start:0,name:"sparseIndices",type:"tensor"},{start:1,name:"outputShape",type:"number[]"},{start:2,name:"sparseValues",type:"tensor"},{start:3,name:"defaultValue",type:"tensor"}],attrs:[{tfName:"validate_indices",name:"validateIndices",type:"bool",defaultValue:!1,notSupported:!0}]}],h6={__proto__:null,json:u6};var d6=[{tfOpName:"FFT",category:"spectral",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"IFFT",category:"spectral",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"RFFT",category:"spectral",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"fft_length",type:"number",notSupported:!0}]},{tfOpName:"IRFFT",category:"spectral",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"fft_length",type:"number",notSupported:!0}]}],p6={__proto__:null,json:d6};var f6=[{tfOpName:"Cast",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"SrcT",name:"sdtype",type:"dtype",notSupported:!0},{tfName:"DstT",name:"dtype",type:"dtype"}]},{tfOpName:"ExpandDims",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}]},{tfOpName:"MirrorPad",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"padding",type:"number[]"}],attrs:[{tfName:"mode",name:"mode",type:"string"}]},{tfOpName:"Pad",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"padding",type:"number[]"}],attrs:[{tfName:"constant_value",name:"constantValue",type:"number",defaultValue:0}]},{tfOpName:"PadV2",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"padding",type:"number[]"},{start:2,name:"constantValue",type:"number",defaultValue:0}]},{tfOpName:"Reshape",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"shape",type:"number[]"}]},{tfOpName:"Squeeze",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"axis",tfDeprecatedName:"squeeze_dims",name:"axis",type:"number[]"}]},{tfOpName:"SpaceToBatchND",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"blockShape",type:"number[]"},{start:2,name:"paddings",type:"number[]"}]},{tfOpName:"BatchToSpaceND",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"blockShape",type:"number[]"},{start:2,name:"crops",type:"number[]"}]},{tfOpName:"DepthToSpace",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"block_size",name:"blockSize",type:"number"},{tfName:"data_format",name:"dataFormat",type:"string"}]},{tfOpName:"BroadcastTo",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"shape",type:"number[]"}],attrs:[]}],m6={__proto__:null,json:f6};var fw=function(){function n(){var t=[Uk,zk,Mk,Vk,Gk,jk,$k,r6,t6,Jk,a6,o6,l6,h6,p6,m6,Qk],e=[].concat.apply([],Pr(t.map(function(r){return r.json})));this.opMappers=e.reduce(function(r,i){return r[i.tfOpName]=i,r},{})}return Object.defineProperty(n,"Instance",{get:function(){return this._instance||(this._instance=new this)},enumerable:!0,configurable:!0}),n.prototype.transformGraph=function(t,e){var r=this;e===void 0&&(e={});var i=t.node,a=[],s=[],o=[],c=i.reduce(function(g,y){return g[y.name]=r.mapNode(y),y.op.startsWith("Placeholder")?a.push(g[y.name]):y.op==="Const"?s.push(g[y.name]):(y.input==null||y.input.length===0)&&o.push(g[y.name]),g},{}),l=[],u=[],h={},d={};e!=null&&(h=this.mapSignatureEntries(e.inputs),d=this.mapSignatureEntries(e.outputs));var p=Object.keys(c);p.forEach(function(g){var y=c[g];y.inputNames.forEach(function(w){var b=vt(cr(w),1),S=b[0];y.inputs.push(c[S]),c[S].children.push(y)})}),Object.keys(d).length===0?p.forEach(function(g){var y=c[g];y.children.length===0&&u.push(y)}):Object.keys(d).forEach(function(g){var y=vt(cr(g),1),w=y[0],b=c[w];b!=null&&(b.signatureKey=d[g],u.push(b))}),Object.keys(h).length>0?Object.keys(h).forEach(function(g){var y=vt(cr(g),1),w=y[0],b=c[w];b&&(b.signatureKey=h[g],l.push(b))}):l=a;var f={};t.library!=null&&t.library.function!=null&&(f=t.library.function.reduce(function(g,y){return g[y.signature.name]=r.mapFunction(y),g},{}));var m={nodes:c,inputs:l,outputs:u,weights:s,placeholders:a,signature:e,functions:f};return o.length>0&&(m.initNodes=o),m},n.prototype.mapSignatureEntries=function(t){return Object.keys(t||{}).reduce(function(e,r){return e[t[r].name]=r,e},{})},n.prototype.mapNode=function(t){var e=dw(t.op)||this.opMappers[t.op]||{};t.attr==null&&(t.attr={});var r={name:t.name,op:t.op,category:e.category,inputNames:(t.input||[]).map(function(i){return i.startsWith("^")?i.substr(1):i}),inputs:[],children:[],inputParams:{},attrParams:{},rawAttrs:t.attr};return e.inputs!=null&&(r.inputParams=e.inputs.reduce(function(i,a){return i[a.name]={type:a.type,inputIndexStart:a.start,inputIndexEnd:a.end},i},{})),e.attrs!=null&&(r.attrParams=e.attrs.reduce(function(i,a){var s=a.type,o=void 0;switch(a.type){case"string":o=Yd(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=Yd(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"string[]":o=ep(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=ep(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"number":o=Kd(t.attr,a.tfName,a.defaultValue||0),o===void 0&&!!a.tfDeprecatedName&&(o=Kd(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"number[]":o=Qd(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=Qd(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"bool":o=jd(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=jd(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"bool[]":o=np(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=np(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"shape":o=Zd(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=Zd(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"shape[]":o=tp(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=tp(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"dtype":o=Xd(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=Xd(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"dtype[]":o=Jd(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=Jd(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"func":o=pw(t.attr,a.tfName,a.defaultValue),o===void 0&&!!a.tfDeprecatedName&&(o=pw(t.attr,a.tfDeprecatedName,a.defaultValue));break;case"tensor":case"tensors":break;default:throw new Error("Unsupported param type: "+a.type+" for op: "+t.op)}return i[a.name]={value:o,type:s},i},{})),r},n.prototype.mapFunction=function(t){var e=this,r=t.nodeDef,i=[],a=[],s={};r!=null&&(s=r.reduce(function(d,p){return d[p.name]=e.mapNode(p),p.op==="Const"&&a.push(d[p.name]),d},{}));var o=[],c=[];t.signature.inputArg.forEach(function(d){var p=vt(cr(d.name),1),f=p[0],m={name:f,op:"Placeholder",inputs:[],inputNames:[],category:"graph",inputParams:{},attrParams:{dtype:{value:$d(d.type),type:"dtype"}},children:[]};m.signatureKey=d.name,o.push(m),s[f]=m});var l=Object.keys(s);l.forEach(function(d){var p=s[d];p.inputNames.forEach(function(f){var m=vt(cr(f),1),g=m[0];p.inputs.push(s[g]),s[g].children.push(p)})});var u=t.ret;t.signature.outputArg.forEach(function(d){var p=vt(cr(u[d.name]),2),f=p[0],m=p[1],g=s[f];g!=null&&(g.defaultOutput=m,c.push(g))});var h=this.mapArgsToSignature(t);return{nodes:s,inputs:o,outputs:c,weights:a,placeholders:i,signature:h}},n.prototype.mapArgsToSignature=function(t){var e=this;return{methodName:t.signature.name,inputs:t.signature.inputArg.reduce(function(r,i){return r[i.name]=e.mapArgToTensorInfo(i),r},{}),outputs:t.signature.outputArg.reduce(function(r,i){return r[i.name]=e.mapArgToTensorInfo(i,t.ret),r},{})}},n.prototype.mapArgToTensorInfo=function(t,e){var r=t.name;return e!=null&&(r=e[r]),{name:r,dtype:t.type}},n}();function g6(n){var t=W.env().global;if(typeof t.atob!="undefined")return t.atob(n);if(typeof Buffer!="undefined")return new Buffer(n,"base64").toString();throw new Error("Unable to decode base64 in this environment. Missing built-in atob() or Buffer()")}function mw(n,t){var e=Array.isArray(n)?String.fromCharCode.apply(null,n):g6(n);return t?e:e.toLowerCase()}function Yd(n,t,e,r){r===void 0&&(r=!1);var i=n[t];return i!=null?mw(i.s,r):e}function jd(n,t,e){var r=n[t];return r?r.b:e}function Kd(n,t,e){var r=n[t]||{},i=r.i!=null?r.i:r.f!=null?r.f:e;return typeof i=="number"?i:parseInt(i,10)}function $d(n){typeof n=="string"&&(n=Rn[n]);switch(n){case Rn.DT_FLOAT:return"float32";case Rn.DT_INT32:case Rn.DT_INT64:case Rn.DT_INT8:case Rn.DT_UINT8:return"int32";case Rn.DT_BOOL:return"bool";case Rn.DT_DOUBLE:return"float32";case Rn.DT_STRING:return"string";default:return null}}function pw(n,t,e){var r=n[t];return r&&r.func?r.func.name:e}function Xd(n,t,e){var r=n[t];return r&&r.type?$d(r.type):e}function Jd(n,t,e){var r=n[t];return r&&r.list&&r.list.type?r.list.type.map(function(i){return $d(i)}):e}function gw(n){return n.unknownRank?void 0:n.dim!=null?n.dim.map(function(t){return typeof t.size=="number"?t.size:parseInt(t.size,10)}):[]}function Zd(n,t,e){var r=n[t];return r&&r.shape?gw(r.shape):e}function Qd(n,t,e){var r=n[t];return r?((r.list.f&&r.list.f.length?r.list.f:r.list.i)||[]).map(function(i){return typeof i=="number"?i:parseInt(i,10)}):e}function ep(n,t,e,r){r===void 0&&(r=!1);var i=n[t];return i&&i.list&&i.list.s?i.list.s.map(function(a){return mw(a,r)}):e}function tp(n,t,e){var r=n[t];return r&&r.list&&r.list.shape?r.list.shape.map(function(i){return gw(i)}):e}function np(n,t,e){var r=n[t];return r&&r.list&&r.list.b?r.list.b:e}var y6=function(){function n(t,e,r){var i=this;this.node=t,this.tensorMap=e,this.context=r,this.inputs=[],this.attrs={},this.inputs=t.inputNames.map(function(a){return i.getInput(a)}),t.rawAttrs!=null&&(this.attrs=Object.keys(t.rawAttrs).reduce(function(a,s){return a[s]=i.getAttr(s),a},{}))}return n.prototype.getInput=function(t){return jt(t,this.tensorMap,this.context)},n.prototype.getAttr=function(t,e){var r=this.node.rawAttrs[t];if(r.tensor!=null)return jt(t,this.tensorMap,this.context);if(r.i!=null||r.f!=null)return Kd(this.node.rawAttrs,t,e);if(r.s!=null)return Yd(this.node.rawAttrs,t,e);if(r.b!=null)return jd(this.node.rawAttrs,t,e);if(r.shape!=null)return Zd(this.node.rawAttrs,t,e);if(r.type!=null)return Xd(this.node.rawAttrs,t,e);if(r.list!=null){if(r.list.i!=null||r.list.f!=null)return Qd(this.node.rawAttrs,t,e);if(r.list.s!=null)return ep(this.node.rawAttrs,t,e);if(r.list.shape!=null)return tp(this.node.rawAttrs,t,e);if(r.list.b!=null)return np(this.node.rawAttrs,t,e);if(r.list.type!=null)return Jd(this.node.rawAttrs,t,e)}return e},n}();var v6=function(n,t,e){switch(n.op){case"BiasAdd":case"AddV2":case"Add":return[W.add(T("a",n,t,e),T("b",n,t,e))];case"AddN":return[W.addN(T("tensors",n,t,e))];case"FloorMod":case"Mod":return[W.mod(T("a",n,t,e),T("b",n,t,e))];case"Mul":return[W.mul(T("a",n,t,e),T("b",n,t,e))];case"RealDiv":case"Div":return[W.div(T("a",n,t,e),T("b",n,t,e))];case"DivNoNan":return[W.divNoNan(T("a",n,t,e),T("b",n,t,e))];case"FloorDiv":return[W.floorDiv(T("a",n,t,e),T("b",n,t,e))];case"Sub":return[W.sub(T("a",n,t,e),T("b",n,t,e))];case"Minimum":return[W.minimum(T("a",n,t,e),T("b",n,t,e))];case"Maximum":return[W.maximum(T("a",n,t,e),T("b",n,t,e))];case"Pow":return[W.pow(T("a",n,t,e),T("b",n,t,e))];case"SquaredDifference":return[W.squaredDifference(T("a",n,t,e),T("b",n,t,e))];default:throw TypeError("Node type "+n.op+" is not implemented")}};var w6=function(n,t,e){switch(n.op){case"Abs":case"ComplexAbs":return[W.abs(T("x",n,t,e))];case"Acos":return[W.acos(T("x",n,t,e))];case"Acosh":return[W.acosh(T("x",n,t,e))];case"Asin":return[W.asin(T("x",n,t,e))];case"Asinh":return[W.asinh(T("x",n,t,e))];case"Atan":return[W.atan(T("x",n,t,e))];case"Atan2":return[W.atan2(T("x",n,t,e),T("y",n,t,e))];case"Atanh":return[W.atanh(T("x",n,t,e))];case"Ceil":return[W.ceil(T("x",n,t,e))];case"Complex":return[W.complex(T("real",n,t,e),T("imag",n,t,e))];case"Cos":return[W.cos(T("x",n,t,e))];case"Cosh":return[W.cosh(T("x",n,t,e))];case"Elu":return[W.elu(T("x",n,t,e))];case"Erf":return[W.erf(T("x",n,t,e))];case"Exp":return[W.exp(T("x",n,t,e))];case"Expm1":return[W.expm1(T("x",n,t,e))];case"Floor":return[W.floor(T("x",n,t,e))];case"Log":return[W.log(T("x",n,t,e))];case"Log1p":return[W.log1p(T("x",n,t,e))];case"Imag":return[W.imag(T("x",n,t,e))];case"Neg":return[W.neg(T("x",n,t,e))];case"Reciprocal":return[W.reciprocal(T("x",n,t,e))];case"Real":return[W.real(T("x",n,t,e))];case"Relu":return[W.relu(T("x",n,t,e))];case"Round":return[W.round(T("x",n,t,e))];case"Selu":return[W.selu(T("x",n,t,e))];case"Sigmoid":return[W.sigmoid(T("x",n,t,e))];case"Sin":return[W.sin(T("x",n,t,e))];case"Sign":return[W.sign(T("x",n,t,e))];case"Sinh":return[W.sinh(T("x",n,t,e))];case"Softplus":return[W.softplus(T("x",n,t,e))];case"Sqrt":return[W.sqrt(T("x",n,t,e))];case"Square":return[W.square(T("x",n,t,e))];case"Tanh":return[W.tanh(T("x",n,t,e))];case"Tan":return[W.tan(T("x",n,t,e))];case"Relu6":case"ClipByValue":return[W.clipByValue(T("x",n,t,e),T("clipValueMin",n,t,e),T("clipValueMax",n,t,e))];case"Rsqrt":return[W.rsqrt(jt(n.inputNames[0],t,e))];case"Prod":return[W.prod(T("x",n,t,e),T("axes",n,t,e))];case"LeakyRelu":return[W.leakyRelu(T("x",n,t,e),T("alpha",n,t,e))];case"Prelu":return[W.prelu(T("x",n,t,e),T("alpha",n,t,e))];default:throw TypeError("Node type "+n.op+" is not implemented")}};function yn(n,t,e){e===void 0&&(e=""),W.util.assert(b6(n,t),function(){return e+(" Shapes "+n+" and "+t+" must match")})}function b6(n,t){if(n.length!==t.length)return!1;for(var e=0;e<n.length;e++)if(n[e]!==-1&&t[e]!==-1&&n[e]!==t[e])return!1;return!0}var x6=function(){function n(t,e,r,i,a,s,o){this.name=t,this.dtype=e,this.maxSize=r,this.elementShape=i,this.identicalElementShapes=a,this.dynamicSize=s,this.clearAfterRead=o,this.tensors=[],this.closed_=!1,this.idTensor=W.scalar(0),W.keep(this.idTensor)}return Object.defineProperty(n.prototype,"id",{get:function(){return this.idTensor.id},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"closed",{get:function(){return this.closed_},enumerable:!0,configurable:!0}),n.prototype.clearAndClose=function(t){this.tensors.forEach(function(e){(t==null||!t.has(e.tensor.id))&&e.tensor.dispose()}),this.tensors=[],this.closed_=!0,this.idTensor.dispose()},n.prototype.size=function(){return this.tensors.length},n.prototype.read=function(t){if(this.closed_)throw new Error("TensorArray "+this.name+" has already been closed.");if(t<0||t>=this.size())throw new Error("Tried to read from index "+t+", but array size is: "+this.size());var e=this.tensors[t];if(e.cleared)throw new Error("TensorArray "+this.name+": Could not read index "+t+" twice because it was cleared after a previous read (perhaps try setting clear_after_read = false?).");return this.clearAfterRead&&(e.cleared=!0),e.read=!0,e.tensor},n.prototype.readMany=function(t){var e=this;return t.map(function(r){return e.read(r)})},n.prototype.write=function(t,e){if(this.closed_)throw new Error("TensorArray "+this.name+" has already been closed.");if(t<0||!this.dynamicSize&&t>=this.maxSize)throw new Error("Tried to write to index "+t+", but array is not resizeable and size is: "+this.maxSize);var r=this.tensors[t]||{};if(e.dtype!==this.dtype)throw new Error("TensorArray "+this.name+": Could not write to TensorArray index "+t+`,
          because the value dtype is `+e.dtype+", but TensorArray dtype is "+this.dtype+".");if(this.size()===0&&(this.elementShape==null||this.elementShape.length===0)&&(this.elementShape=e.shape),yn(this.elementShape,e.shape,"TensorArray "+this.name+": Could not write to TensorArray index "+t+"."),r.read)throw new Error("TensorArray "+this.name+": Could not write to TensorArray index "+t+", because it has already been read.");if(r.written)throw new Error("TensorArray "+this.name+": Could not write to TensorArray index "+t+", because it has already been written.");r.tensor=e,W.keep(e),r.written=!0,this.tensors[t]=r},n.prototype.writeMany=function(t,e){var r=this;if(t.length!==e.length)throw new Error("TensorArray "+this.name+": could not write multiple tensors,"+("because the index size: "+t.length+" is not the same as tensors size: "+e.length+"."));t.forEach(function(i,a){return r.write(i,e[a])})},n.prototype.gather=function(t,e){if(!!e&&e!==this.dtype)throw new Error("TensorArray dtype is "+this.dtype+" but gather requested dtype "+e);if(t)t=t.slice(0,this.size());else{t=[];for(var r=0;r<this.size();r++)t.push(r)}if(t.length===0)return W.tensor([],[0].concat(this.elementShape));var i=this.readMany(t);return yn(this.elementShape,i[0].shape,"TensorArray shape mismatch: "),W.stack(i,0)},n.prototype.concat=function(t){if(!!t&&t!==this.dtype)throw new Error("TensorArray dtype is "+this.dtype+" but concat requested dtype "+t);if(this.size()===0)return W.tensor([],[0].concat(this.elementShape));for(var e=[],r=0;r<this.size();r++)e.push(r);var i=this.readMany(e);return yn(this.elementShape,i[0].shape,"TensorArray shape mismatch: tensor array shape ("+this.elementShape+") vs first tensor shape ("+i[0].shape+")"),W.concat(i,0)},n.prototype.scatter=function(t,e){if(e.dtype!==this.dtype)throw new Error("TensorArray dtype is "+this.dtype+" but tensor has dtype "+e.dtype);if(t.length!==e.shape[0])throw new Error("Expected len(indices) == tensor.shape[0], but saw: "+t.length+" vs. "+e.shape[0]);var r=Math.max.apply(Math,Pr(t));if(!this.dynamicSize&&r>=this.maxSize)throw new Error("Max index must be < array size ("+r+"  vs. "+this.maxSize+")");this.writeMany(t,W.unstack(e,0))},n.prototype.split=function(t,e){var r=this;if(e.dtype!==this.dtype)throw new Error("TensorArray dtype is "+this.dtype+" but tensor has dtype "+e.dtype);var i=0,a=t.map(function(u){return i+=u,i});if(i!==e.shape[0])throw new Error(`Expected sum of lengths to be equal to
          tensor.shape[0], but sum of lengths is
        `+i+", and tensor's shape is: "+e.shape);if(!this.dynamicSize&&t.length!==this.maxSize)throw new Error("TensorArray's size is not equal to the size of lengths ("+this.maxSize+" vs. "+t.length+"), and the TensorArray is not marked as dynamically resizeable");var s=i===0?0:e.size/i,o=[];W.tidy(function(){e=W.reshape(e,[1,i,s]);for(var u=0;u<t.length;++u){var h=u===0?0:a[u-1],d=[0,h,0],p=[1,t[u],s];o[u]=W.reshape(W.slice(e,d,p),r.elementShape)}return o});for(var c=[],l=0;l<t.length;l++)c[l]=l;this.writeMany(c,o)},n}();var cc=function(){function n(t,e,r,i){i===void 0&&(i=-1),this.tensors=t,this.elementShape=e,this.elementDtype=r,t!=null&&t.forEach(function(a){if(r!==a.dtype)throw new Error("Invalid data types; op elements "+r+", but list elements "+a.dtype);yn(e,a.shape,"TensorList shape mismatch: "),W.keep(a)}),this.idTensor=W.scalar(0),this.maxNumElements=i,W.keep(this.idTensor)}return Object.defineProperty(n.prototype,"id",{get:function(){return this.idTensor.id},enumerable:!0,configurable:!0}),n.prototype.copy=function(){return new n(Pr(this.tensors),this.elementShape,this.elementDtype)},n.prototype.clearAndClose=function(t){this.tensors.forEach(function(e){(t==null||!t.has(e.id))&&e.dispose()}),this.tensors.length=0,this.idTensor.dispose()},n.prototype.size=function(){return this.tensors.length},n.prototype.stack=function(t,e,r){var i=this;if(r===void 0&&(r=-1),e!==this.elementDtype)throw new Error("Invalid data types; op elements "+e+", but list elements "+this.elementDtype);if(r!==-1&&this.tensors.length!==r)throw new Error("Operation expected a list with "+r+" elements but got a list with "+this.tensors.length+" elements.");return yn(t,this.elementShape,"TensorList shape mismatch: "),W.tidy(function(){var a=i.tensors.map(function(s){return W.reshape(s,t)});return W.stack(a,0)})},n.prototype.popBack=function(t,e){if(e!==this.elementDtype)throw new Error("Invalid data types; op elements "+e+", but list elements "+this.elementDtype);if(this.size()===0)throw new Error("Trying to pop from an empty list.");var r=this.tensors.pop();return yn(r.shape,t,"TensorList shape mismatch: "),W.reshape(r,t)},n.prototype.pushBack=function(t){if(t.dtype!==this.elementDtype)throw new Error("Invalid data types; op elements "+t.dtype+", but list elements "+this.elementDtype);if(yn(t.shape,this.elementShape,"TensorList shape mismatch: "),this.maxNumElements===this.size())throw new Error("Trying to push element into a full list.");W.keep(t),this.tensors.push(t)},n.prototype.resize=function(t){if(t<0)throw new Error("TensorListResize expects size to be non-negative. Got: "+t);if(this.maxNumElements!==-1&&t>this.maxNumElements)throw new Error("TensorListResize input size "+t+" is greater maxNumElement "+this.maxNumElements+".");this.tensors.length=t},n.prototype.getItem=function(t,e,r){if(r!==this.elementDtype)throw new Error("Invalid data types; op elements "+r+", but list elements "+this.elementDtype);if(t<0||t>this.tensors.length)throw new Error("Trying to access element "+t+" in a list with "+this.tensors.length+" elements.");if(this.tensors[t]==null)throw new Error("element at index "+t+" is null.");return yn(this.tensors[t].shape,e,"TensorList shape mismatch: "),this.tensors[t]},n.prototype.setItem=function(t,e){if(e.dtype!==this.elementDtype)throw new Error("Invalid data types; op elements "+e.dtype+", but list elements "+this.elementDtype);if(t<0||this.maxNumElements!==-1&&t>=this.maxNumElements)throw new Error("Trying to set element "+t+" in a list with max "+this.maxNumElements+" elements.");yn(this.elementShape,e.shape,"TensorList shape mismatch: "),W.keep(e),this.tensors[t]=e},n.prototype.gather=function(t,e,r){var i=this;if(e!==this.elementDtype)throw new Error("Invalid data types; op elements "+e+", but list elements "+this.elementDtype);return yn(this.elementShape,r,"TensorList shape mismatch: "),t=t.slice(0,this.size()),t.length===0?W.tensor([],[0].concat(this.elementShape)):W.tidy(function(){var a=t.map(function(s){return W.reshape(i.tensors[s],r)});return W.stack(a,0)})},n.prototype.concat=function(t,e){var r=this;if(!!t&&t!==this.elementDtype)throw new Error("TensorList dtype is "+this.elementDtype+" but concat requested dtype "+t);return yn(this.elementShape,e,"TensorList shape mismatch: "),this.size()===0?W.tensor([],[0].concat(this.elementShape)):W.tidy(function(){var i=r.tensors.map(function(a){return W.reshape(a,e)});return W.concat(i,0)})},n}();function S6(n,t,e){var r=n.dtype;if(n.shape.length<1)throw new Error("Tensor must be at least a vector, but saw shape: "+n.shape);if(n.dtype!==e)throw new Error("Invalid data types; op elements "+n.dtype+", but list elements "+e);var i=n.shape.slice(1);yn(i,t,"TensorList shape mismatch: ");var a=W.unstack(n);return new cc(a,t,r)}function L6(n,t,e){return new cc([],n,t,e)}function I6(n,t,e,r){if(t.length!==n.shape[0])throw new Error("Expected len(indices) == tensor.shape[0], but saw: "+t.length+" vs. "+n.shape[0]);var i=Math.max.apply(Math,Pr(t));if(r!=null&&r!==-1&&i>=r)throw new Error("Max index must be < array size ("+i+"  vs. "+r+")");var a=new cc([],e,n.dtype,r),s=W.unstack(n,0);return t.forEach(function(o,c){a.setItem(o,s[c])}),a}function A6(n,t,e){var r=0,i=t.map(function(l){return r+=l,r});if(r!==n.shape[0])throw new Error(`Expected sum of lengths to be equal to
          tensor.shape[0], but sum of lengths is
        `+r+", and tensor's shape is: "+n.shape);for(var a=r===0?0:n.size/r,s=W.tidy(function(){var l=[];n=W.reshape(n,[1,r,a]);for(var u=0;u<t.length;++u){var h=u===0?0:i[u-1],d=[0,h,0],p=[1,t[u],a];l[u]=W.reshape(W.slice(n,d,p),e)}return n.dispose(),l}),o=new cc([],e,n.dtype,t.length),c=0;c<s.length;c++)o.setItem(c,s[c]);return o}var T6=void 0,N6=function(n,t,e){return un(T6,void 0,void 0,function(){var r,i,a,s,o,c,l,u,o,h,d,c,p,f,m,m,g,y,g,w,g,g,g,b,S,x,N,I,C,O,D,F,k,B,V,P,q,K,G,H,J,$,ee,te,ne,re,ie,oe,se,me,ye,ve,Ee,Be,We,je,ze,Ie,k,B,ue,Ie,q,x,Qe,ue,te,ne,x,ft,ue,x,He,ft,ue,G,H,x,He,ue,Ie,x,He,ft,ue,Et,x,He,ue,ie,ue,se,x,Ie,B,ue,Ie,x,Qe,ue,ye,x,ve,ue;return nn(this,function(ht){switch(ht.label){case 0:r=n.op;switch(r){case"If":return[3,1];case"StatelessIf":return[3,1];case"While":return[3,3];case"StatelessWhile":return[3,3];case"LoopCond":return[3,9];case"Switch":return[3,10];case"Merge":return[3,12];case"Enter":return[3,13];case"Exit":return[3,14];case"NextIteration":return[3,15];case"TensorArrayV3":return[3,16];case"TensorArrayWriteV3":return[3,17];case"TensorArrayReadV3":return[3,18];case"TensorArrayGatherV3":return[3,19];case"TensorArrayScatterV3":return[3,20];case"TensorArrayConcatV3":return[3,21];case"TensorArraySplitV3":return[3,22];case"TensorArraySizeV3":return[3,23];case"TensorArrayCloseV3":return[3,24];case"TensorListSetItem":return[3,25];case"TensorListGetItem":return[3,26];case"TensorListScatterV2":return[3,27];case"TensorListScatter":return[3,27];case"TensorListReserve":return[3,28];case"TensorListGather":return[3,29];case"TensorListStack":return[3,30];case"TensorListFromTensor":return[3,31];case"TensorListConcat":return[3,32];case"TensorListPushBack":return[3,33];case"TensorListPopBack":return[3,34];case"TensorListSplit":return[3,35]}return[3,36];case 1:return i=T("thenBranch",n,t,e),a=T("elseBranch",n,t,e),s=T("cond",n,t,e),o=T("args",n,t,e),[4,s.data()];case 2:return c=ht.sent(),c[0]?[2,e.functionMap[i].executeFunctionAsync(o,e.tensorArrayMap,e.tensorListMap)]:[2,e.functionMap[a].executeFunctionAsync(o,e.tensorArrayMap,e.tensorListMap)];case 3:return l=T("body",n,t,e),u=T("cond",n,t,e),o=T("args",n,t,e),[4,e.functionMap[u].executeFunctionAsync(o,e.tensorArrayMap,e.tensorListMap)];case 4:return h=ht.sent(),d=o.map(function(bt){return bt.id}),[4,h[0].data()];case 5:c=ht.sent(),h.forEach(function(bt){!bt.kept&&d.indexOf(bt.id)===-1&&bt.dispose()}),p=o,f=function(){var bt,Te,dt;return nn(this,function(mt){switch(mt.label){case 0:return bt=p,[4,e.functionMap[l].executeFunctionAsync(p,e.tensorArrayMap,e.tensorListMap)];case 1:return p=mt.sent(),Te=p.map(function(Ve){return Ve.id}),bt.forEach(function(Ve){!Ve.kept&&d.indexOf(Ve.id)===-1&&Te.indexOf(Ve.id)===-1&&Ve.dispose()}),[4,e.functionMap[u].executeFunctionAsync(p,e.tensorArrayMap,e.tensorListMap)];case 2:return dt=mt.sent(),[4,dt[0].data()];case 3:return c=mt.sent(),dt.forEach(function(Ve){!Ve.kept&&d.indexOf(Ve.id)===-1&&Te.indexOf(Ve.id)===-1&&Ve.dispose()}),[2]}})},ht.label=6;case 6:return c[0]?[5,f()]:[3,8];case 7:return ht.sent(),[3,6];case 8:return[2,p];case 9:return m=T("pred",n,t,e),[2,[lr(m)]];case 10:return m=T("pred",n,t,e),g=T("data",n,t,e),g.kept||(g=lr(g)),[4,m.data()];case 11:return[2,ht.sent()[0]?[void 0,g]:[g,void 0]];case 12:return y=n.inputNames.find(function(bt){return jt(bt,t,e)!==void 0}),y?(g=jt(y,t,e),[2,[lr(g)]]):[2,void 0];case 13:return w=T("frameName",n,t,e),g=T("tensor",n,t,e),e.enterFrame(w),[2,[lr(g)]];case 14:return g=T("tensor",n,t,e),e.exitFrame(),[2,[lr(g)]];case 15:return g=T("tensor",n,t,e),e.nextIteration(),[2,[lr(g)]];case 16:return b=T("size",n,t,e),S=T("dtype",n,t,e),x=T("elementShape",n,t,e),N=T("dynamicSize",n,t,e),I=T("clearAfterRead",n,t,e),C=T("identicalElementShapes",n,t,e),O=T("name",n,t,e),D=new x6(O,S,b,x,C,N,I),e.addTensorArray(D),[2,[D.idTensor,W.scalar(1)]];case 17:return F=T("tensorArrayId",n,t,e),k=T("index",n,t,e),B=T("tensor",n,t,e),V=e.getTensorArray(F.id),V.write(k,B),[2,[V.idTensor]];case 18:return P=T("tensorArrayId",n,t,e),q=T("index",n,t,e),K=e.getTensorArray(P.id),[2,[K.read(q)]];case 19:return G=T("tensorArrayId",n,t,e),H=T("indices",n,t,e),J=T("dtype",n,t,e),$=e.getTensorArray(G.id),[2,[$.gather(H,J)]];case 20:return ee=T("tensorArrayId",n,t,e),te=T("indices",n,t,e),ne=T("tensor",n,t,e),re=e.getTensorArray(ee.id),re.scatter(te,ne),[2,[re.idTensor]];case 21:return ie=T("tensorArrayId",n,t,e),oe=e.getTensorArray(ie.id),se=T("dtype",n,t,e),[2,[oe.concat(se)]];case 22:return me=T("tensorArrayId",n,t,e),ye=T("tensor",n,t,e),ve=T("lengths",n,t,e),Ee=e.getTensorArray(me.id),Ee.split(ve,ye),[2,[Ee.idTensor]];case 23:return Be=T("tensorArrayId",n,t,e),We=e.getTensorArray(Be.id),[2,[W.scalar(We.size(),"int32")]];case 24:return je=T("tensorArrayId",n,t,e),ze=e.getTensorArray(je.id),ze.clearAndClose(),[2,[ze.idTensor]];case 25:return Ie=T("tensorListId",n,t,e),k=T("index",n,t,e),B=T("tensor",n,t,e),ue=e.getTensorList(Ie.id),ue.setItem(k,B),[2,[ue.idTensor]];case 26:return Ie=T("tensorListId",n,t,e),q=T("index",n,t,e),x=T("elementShape",n,t,e),Qe=T("elementDType",n,t,e),ue=e.getTensorList(Ie.id),[2,[ue.getItem(q,x,Qe)]];case 27:return te=T("indices",n,t,e),ne=T("tensor",n,t,e),x=T("elementShape",n,t,e),ft=T("numElements",n,t,e),ue=I6(ne,te,x,ft),e.addTensorList(ue),[2,[ue.idTensor]];case 28:return x=T("elementShape",n,t,e),He=T("elementDType",n,t,e),ft=T("numElements",n,t,e),ue=L6(x,He,ft),e.addTensorList(ue),[2,[ue.idTensor]];case 29:return G=T("tensorListId",n,t,e),H=T("indices",n,t,e),x=T("elementShape",n,t,e),He=T("elementDType",n,t,e),ue=e.getTensorList(G.id),[2,[ue.gather(H,He,x)]];case 30:return Ie=T("tensorListId",n,t,e),x=T("elementShape",n,t,e),He=T("elementDType",n,t,e),ft=T("numElements",n,t,e),ue=e.getTensorList(Ie.id),[2,[ue.stack(x,He,ft)]];case 31:return Et=T("tensor",n,t,e),x=T("elementShape",n,t,e),He=T("elementDType",n,t,e),ue=S6(Et,x,He),e.addTensorList(ue),[2,[ue.idTensor]];case 32:return ie=T("tensorListId",n,t,e),ue=e.getTensorList(ie.id),se=T("dtype",n,t,e),x=T("elementShape",n,t,e),[2,[ue.concat(se,x)]];case 33:return Ie=T("tensorListId",n,t,e),B=T("tensor",n,t,e),ue=e.getTensorList(Ie.id),ue.pushBack(B),[2,[ue.idTensor]];case 34:return Ie=T("tensorListId",n,t,e),x=T("elementShape",n,t,e),Qe=T("elementDType",n,t,e),ue=e.getTensorList(Ie.id),[2,[ue.popBack(x,Qe)]];case 35:return ye=T("tensor",n,t,e),x=T("elementShape",n,t,e),ve=T("lengths",n,t,e),ue=A6(ye,ve,x),e.addTensorList(ue),[2,[ue.idTensor]];case 36:throw TypeError("Node type "+n.op+" is not implemented")}})})};function yw(n,t,e){var r=vt(T("fusedOps",n,t,e),2),i=r[0],a=r[1],s=i==="biasadd",o=a==="prelu",c=i==="fusedbatchnorm",l=T("numArgs",n,t,e);if(s){if(o&&l!==2)throw new Error("FusedConv2d and DepthwiseConv2d with BiasAdd and Prelu must have two extra arguments: bias and alpha.");if(!o&&l!==1)throw new Error("FusedConv2d and DepthwiseConv2d with BiasAdd must have one extra argument: bias.")}if(c)throw new Error("FusedConv2d and DepthwiseConv2d with FusedBatchNorm is not supported.");var u=T("strides",n,t,e),h=oc(n,t,e),d=T("dataFormat",n,t,e).toUpperCase(),p=T("dilations",n,t,e),f=vt(T("args",n,t,e),2),m=f[0],g=f[1];return{stride:u,pad:h,dataFormat:d,dilations:p,biasArg:m,preluArg:g,activationFunc:a}}var _6=function(n,t,e){switch(n.op){case"Conv1D":{var r=T("stride",n,t,e),i=T("pad",n,t,e),a=T("dataFormat",n,t,e).toUpperCase(),s=T("dilation",n,t,e);return[W.conv1d(T("x",n,t,e),T("filter",n,t,e),r,i,a,s)]}case"Conv2D":{var r=T("strides",n,t,e),i=oc(n,t,e),a=T("dataFormat",n,t,e).toUpperCase(),o=T("dilations",n,t,e);return[W.conv2d(T("x",n,t,e),T("filter",n,t,e),[r[1],r[2]],i,a,[o[1],o[2]])]}case"_FusedConv2D":{var c=yw(n,t,e),r=c.stride,i=c.pad,a=c.dataFormat,o=c.dilations,l=c.biasArg,u=c.preluArg,h=c.activationFunc;return[W.fused.conv2d({x:T("x",n,t,e),filter:T("filter",n,t,e),strides:[r[1],r[2]],pad:i,dataFormat:a,dilations:[o[1],o[2]],bias:l,activation:h,preluActivationWeights:u})]}case"FusedDepthwiseConv2dNative":{var d=yw(n,t,e),r=d.stride,i=d.pad,a=d.dataFormat,o=d.dilations,l=d.biasArg,u=d.preluArg,h=d.activationFunc;return[W.fused.depthwiseConv2d({x:T("x",n,t,e),filter:T("filter",n,t,e),strides:[r[1],r[2]],pad:i,dataFormat:a,dilations:[o[1],o[2]],bias:l,activation:h,preluActivationWeights:u})]}case"Conv2DBackpropInput":case"Conv2dTranspose":{var p=T("outputShape",n,t,e),r=T("strides",n,t,e),i=oc(n,t,e);return[W.conv2dTranspose(T("x",n,t,e),T("filter",n,t,e),p,[r[1],r[2]],i)]}case"DepthwiseConv2dNative":case"DepthwiseConv2d":{var r=T("strides",n,t,e),i=oc(n,t,e),o=T("dilations",n,t,e),a=T("dataFormat",n,t,e).toUpperCase();return[W.depthwiseConv2d(T("input",n,t,e),T("filter",n,t,e),[r[1],r[2]],i,a,[o[1],o[2]])]}case"Conv3D":{var r=T("strides",n,t,e),i=T("pad",n,t,e),a=T("dataFormat",n,t,e).toUpperCase(),o=T("dilations",n,t,e);return[W.conv3d(T("x",n,t,e),T("filter",n,t,e),[r[1],r[2],r[3]],i,a,[o[1],o[2],o[3]])]}case"AvgPool":{var r=T("strides",n,t,e),i=T("pad",n,t,e),f=T("kernelSize",n,t,e);return[W.avgPool(T("x",n,t,e),[f[1],f[2]],[r[1],r[2]],i)]}case"MaxPool":{var r=T("strides",n,t,e),i=T("pad",n,t,e),f=T("kernelSize",n,t,e);return[W.maxPool(T("x",n,t,e),[f[1],f[2]],[r[1],r[2]],i)]}case"MaxPoolWithArgmax":{var r=T("strides",n,t,e),i=T("pad",n,t,e),f=T("kernelSize",n,t,e),m=T("includeBatchInIndex",n,t,e),g=W.maxPoolWithArgmax(T("x",n,t,e),[f[1],f[2]],[r[1],r[2]],i,m),y=g.result,w=g.indexes;return[y,w]}case"AvgPool3D":{var r=T("strides",n,t,e),i=T("pad",n,t,e),f=T("kernelSize",n,t,e);return[W.avgPool3d(T("x",n,t,e),[f[1],f[2],f[3]],[r[1],r[2],r[3]],i)]}case"MaxPool3D":{var r=T("strides",n,t,e),i=T("pad",n,t,e),f=T("kernelSize",n,t,e);return[W.maxPool3d(T("x",n,t,e),[f[1],f[2],f[3]],[r[1],r[2],r[3]],i)]}case"Dilation2D":{var b=T("strides",n,t,e),i=T("pad",n,t,e),o=T("dilations",n,t,e),S=b[1],x=b[2],N=o[1],I=o[2];return[W.dilation2d(T("x",n,t,e),T("filter",n,t,e),[S,x],i,[N,I],"NHWC")]}default:throw TypeError("Node type "+n.op+" is not implemented")}};var C6=function(n,t,e){switch(n.op){case"Fill":{var r=T("shape",n,t,e),i=T("dtype",n,t,e),a=T("value",n,t,e);return[W.fill(r,a,i)]}case"LinSpace":{var s=T("start",n,t,e),o=T("stop",n,t,e),c=T("num",n,t,e);return[W.linspace(s,o,c)]}case"Multinomial":{var l=T("logits",n,t,e),u=T("numSamples",n,t,e),h=T("seed",n,t,e);return[W.multinomial(l,u,h)]}case"OneHot":{var d=T("indices",n,t,e),p=T("depth",n,t,e),f=T("onValue",n,t,e),m=T("offValue",n,t,e);return[W.oneHot(d,p,f,m)]}case"Ones":return[W.ones(T("shape",n,t,e),T("dtype",n,t,e))];case"OnesLike":return[W.onesLike(T("x",n,t,e))];case"RandomUniform":return[W.randomUniform(T("shape",n,t,e),T("minval",n,t,e),T("maxval",n,t,e),T("dtype",n,t,e))];case"Range":{var s=T("start",n,t,e),g=T("stop",n,t,e),y=T("step",n,t,e);return[W.range(s,g,y,T("dtype",n,t,e))]}case"TruncatedNormal":{var r=T("shape",n,t,e),w=T("mean",n,t,e),b=T("stdDev",n,t,e),h=T("seed",n,t,e);return[W.truncatedNormal(r,w,b,T("dtype",n,t,e),h)]}case"Zeros":return[W.zeros(T("shape",n,t,e),T("dtype",n,t,e))];case"ZerosLike":return[W.zerosLike(T("x",n,t,e))];default:throw TypeError("Node type "+n.op+" is not implemented")}};var R6=void 0;function rp(n,t,e){var r=T("boxes",n,t,e),i=T("scores",n,t,e),a=T("maxOutputSize",n,t,e),s=T("iouThreshold",n,t,e),o=T("scoreThreshold",n,t,e),c=T("softNmsSigma",n,t,e);return{boxes:r,scores:i,maxOutputSize:a,iouThreshold:s,scoreThreshold:o,softNmsSigma:c}}var O6=function(n,t,e){return un(R6,void 0,void 0,function(){var r,i,a,s,o,c,l,u,h,d,a,s,o,c,l,p,h,f,a,s,o,c,l,m,h;return nn(this,function(g){switch(g.label){case 0:r=n.op;switch(r){case"NonMaxSuppressionV5":return[3,1];case"NonMaxSuppressionV4":return[3,3];case"NonMaxSuppressionV3":return[3,5];case"NonMaxSuppressionV2":return[3,5];case"Where":return[3,7];case"ListDiff":return[3,9]}return[3,10];case 1:return i=rp(n,t,e),a=i.boxes,s=i.scores,o=i.maxOutputSize,c=i.iouThreshold,l=i.scoreThreshold,u=i.softNmsSigma,[4,W.image.nonMaxSuppressionWithScoreAsync(a,s,o,c,l,u)];case 2:return h=g.sent(),[2,[h.selectedIndices,h.selectedScores]];case 3:return d=rp(n,t,e),a=d.boxes,s=d.scores,o=d.maxOutputSize,c=d.iouThreshold,l=d.scoreThreshold,p=T("padToMaxOutputSize",n,t,e),[4,W.image.nonMaxSuppressionPaddedAsync(a,s,o,c,l,p)];case 4:return h=g.sent(),[2,[h.selectedIndices,h.validOutputs]];case 5:return f=rp(n,t,e),a=f.boxes,s=f.scores,o=f.maxOutputSize,c=f.iouThreshold,l=f.scoreThreshold,[4,W.image.nonMaxSuppressionAsync(a,s,o,c,l)];case 6:return[2,[g.sent()]];case 7:return m=W.cast(T("condition",n,t,e),"bool"),[4,W.whereAsync(m)];case 8:return h=[g.sent()],m.dispose(),[2,h];case 9:return[2,W.setdiff1dAsync(T("x",n,t,e),T("y",n,t,e))];case 10:throw TypeError("Node type "+n.op+" is not implemented")}})})};var E6=function(n,t,e){switch(n.op){case"TopKV2":{var r=T("x",n,t,e),i=T("k",n,t,e),a=T("sorted",n,t,e),s=W.topk(r,i,a);return[s.values,s.indices]}case"Unique":{var r=T("x",n,t,e),s=W.unique(r);return[s.values,s.indices]}case"UniqueV2":{var r=T("x",n,t,e),o=T("axis",n,t,e),s=W.unique(r,o);return[s.values,s.indices]}default:throw TypeError("Node type "+n.op+" is not implemented")}};var D6=function(n,t,e){switch(n.op){case"Const":return t[n.name];case"PlaceholderWithDefault":var r=T("default",n,t,e);return[jt(n.name,t,e)||r];case"Placeholder":return[jt(n.name,t,e)];case"Identity":case"StopGradient":case"FakeQuantWithMinMaxVars":{var i=T("x",n,t,e);return[lr(i)]}case"IdentityN":return T("x",n,t,e).map(function(h){return lr(h)});case"Snapshot":var a=T("x",n,t,e);return[lr(a)];case"Shape":return[W.tensor1d(T("x",n,t,e).shape,"int32")];case"ShapeN":return T("x",n,t,e).map(function(h){return W.tensor1d(h.shape)});case"Size":return[W.scalar(T("x",n,t,e).size,"int32")];case"Rank":return[W.scalar(T("x",n,t,e).rank,"int32")];case"NoOp":return[W.scalar(1)];case"Print":var s=T("x",n,t,e),o=T("data",n,t,e),c=T("message",n,t,e),l=T("summarize",n,t,e);console.warn("The graph has a tf.print() operation,usually used for debugging, which slows down performance."),console.log(c);for(var u=0;u<o.length;u++)console.log(Array.prototype.slice.call(o[u].dataSync()).slice(0,l));return[s];default:throw TypeError("Node type "+n.op+" is not implemented")}},k6=function(){function n(t,e){this.keyDType=t,this.valueDType=e,this.handle=W.scalar(0),this.tensorMap=new Map,W.keep(this.handle)}return Object.defineProperty(n.prototype,"id",{get:function(){return this.handle.id},enumerable:!0,configurable:!0}),n.prototype.clearAndClose=function(){this.tensorMap.forEach(function(t){return t.dispose()}),this.tensorMap.clear(),this.handle.dispose()},n.prototype.size=function(){return this.tensorMap.size},n.prototype.import=function(t,e){return un(this,void 0,void 0,function(){var r,i=this;return nn(this,function(a){switch(a.label){case 0:return this.checkKeyAndValueTensor(t,e),[4,t.data()];case 1:return r=a.sent(),this.tensorMap.forEach(function(s){return s.dispose()}),this.tensorMap.clear(),[2,W.tidy(function(){var s=W.unstack(e),o=r.length,c=s.length;W.util.assert(o===c,function(){return"The number of elements doesn't match, keys has "+(o+" elements, the values has "+c+" ")+"elements."});for(var l=0;l<o;l++){var u=r[l],h=s[l];W.keep(h),i.tensorMap.set(u,h)}return i.handle})]}})})},n.prototype.find=function(t,e){return un(this,void 0,void 0,function(){var r,i=this;return nn(this,function(a){switch(a.label){case 0:return this.checkKeyAndValueTensor(t,e),[4,t.data()];case 1:return r=a.sent(),[2,W.tidy(function(){for(var s=[],o=0;o<r.length;o++){var c=r[o],l=i.findWithDefault(c,e);s.push(l)}return W.stack(s)})]}})})},n.prototype.findWithDefault=function(t,e){var r=this.tensorMap.get(t);return r!=null?r:e},n.prototype.checkKeyAndValueTensor=function(t,e){if(t.dtype!==this.keyDType)throw new Error("Expect key dtype "+this.keyDType+", but got "+(""+t.dtype));if(e.dtype!==this.valueDType)throw new Error("Expect value dtype "+this.valueDType+", but got "+(""+e.dtype))},n}();var F6=void 0,W6=function(n,t,e,r){return un(F6,void 0,void 0,function(){var i,a,s,o,c,l,u,o,c,l,h,o;return nn(this,function(d){switch(d.label){case 0:i=n.op;switch(i){case"HashTable":return[3,1];case"HashTableV2":return[3,1];case"LookupTableImport":return[3,2];case"LookupTableImportV2":return[3,2];case"LookupTableFind":return[3,4];case"LookupTableFindV2":return[3,4]}return[3,6];case 1:return a=T("keyDType",n,t,e),s=T("valueDType",n,t,e),o=new k6(a,s),r.addHashTable(n.name,o),[2,[o.handle]];case 2:return c=T("tableHandle",n,t,e,r),l=T("keys",n,t,e),u=T("values",n,t,e),o=r.getHashTableById(c.id),[4,o.import(l,u)];case 3:return[2,[d.sent()]];case 4:return c=T("tableHandle",n,t,e,r),l=T("keys",n,t,e),h=T("defaultValue",n,t,e),o=r.getHashTableById(c.id),[4,o.find(l,h)];case 5:return[2,[d.sent()]];case 6:throw TypeError("Node type "+n.op+" is not implemented")}})})};var U6=function(n,t,e){switch(n.op){case"ResizeBilinear":{var r=T("images",n,t,e),i=T("size",n,t,e),a=T("alignCorners",n,t,e);return[W.image.resizeBilinear(r,[i[0],i[1]],a)]}case"ResizeNearestNeighbor":{var r=T("images",n,t,e),i=T("size",n,t,e),a=T("alignCorners",n,t,e);return[W.image.resizeNearestNeighbor(r,[i[0],i[1]],a)]}case"CropAndResize":{var s=T("image",n,t,e),o=T("boxes",n,t,e),c=T("boxInd",n,t,e),l=T("cropSize",n,t,e),u=T("method",n,t,e),h=T("extrapolationValue",n,t,e);return[W.image.cropAndResize(s,o,c,l,u,h)]}default:throw TypeError("Node type "+n.op+" is not implemented")}};var B6=function(n,t,e){switch(n.op){case"Equal":return[W.equal(T("a",n,t,e),T("b",n,t,e))];case"NotEqual":return[W.notEqual(T("a",n,t,e),T("b",n,t,e))];case"Greater":return[W.greater(T("a",n,t,e),T("b",n,t,e))];case"GreaterEqual":return[W.greaterEqual(T("a",n,t,e),T("b",n,t,e))];case"Less":return[W.less(T("a",n,t,e),T("b",n,t,e))];case"LessEqual":return[W.lessEqual(T("a",n,t,e),T("b",n,t,e))];case"LogicalAnd":return[W.logicalAnd(T("a",n,t,e),T("b",n,t,e))];case"LogicalNot":return[W.logicalNot(T("a",n,t,e))];case"LogicalOr":return[W.logicalOr(T("a",n,t,e),T("b",n,t,e))];case"Select":case"SelectV2":return[W.where(T("condition",n,t,e),T("a",n,t,e),T("b",n,t,e))];default:throw TypeError("Node type "+n.op+" is not implemented")}};var z6=function(n,t,e){switch(n.op){case"BatchMatMul":case"BatchMatMulV2":case"MatMul":return[W.matMul(T("a",n,t,e),T("b",n,t,e),T("transposeA",n,t,e),T("transposeB",n,t,e))];case"Transpose":return[W.transpose(T("x",n,t,e),T("perm",n,t,e))];case"_FusedMatMul":var r=vt(T("fusedOps",n,t,e),2),i=r[0],a=r[1],s=i==="biasadd",o=a==="prelu",c=T("numArgs",n,t,e);if(s){if(o&&c!==2)throw new Error("Fused MatMul with BiasAdd and Prelu must have two extra arguments: bias and alpha.");if(!o&&c!==1)throw new Error("Fused MatMul with BiasAdd must have one extra argument: bias.")}var l=vt(T("args",n,t,e),2),u=l[0],h=l[1];return[W.fused.matMul({a:T("a",n,t,e),b:T("b",n,t,e),transposeA:T("transposeA",n,t,e),transposeB:T("transposeB",n,t,e),bias:u,activation:a,preluActivationWeights:h})];default:throw TypeError("Node type "+n.op+" is not implemented")}};var P6=function(n,t,e){switch(n.op){case"FusedBatchNorm":case"FusedBatchNormV2":return[W.batchNorm(T("x",n,t,e),T("mean",n,t,e),T("variance",n,t,e),T("offset",n,t,e),T("scale",n,t,e),T("epsilon",n,t,e))];case"FusedBatchNormV3":return[W.batchNorm(T("x",n,t,e),T("mean",n,t,e),T("variance",n,t,e),T("offset",n,t,e),T("scale",n,t,e),T("epsilon",n,t,e))];case"LRN":return[W.localResponseNormalization(T("x",n,t,e),T("radius",n,t,e),T("bias",n,t,e),T("alpha",n,t,e),T("beta",n,t,e))];case"Softmax":return[W.softmax(T("x",n,t,e))];case"LogSoftmax":return[W.logSoftmax(T("x",n,t,e))];case"SparseToDense":return[W.sparseToDense(T("sparseIndices",n,t,e),T("outputShape",n,t,e),T("sparseValues",n,t,e),T("defaultValue",n,t,e))];default:throw TypeError("Node type "+n.op+" is not implemented")}};var M6=function(n,t,e){switch(n.op){case"Max":{var r=T("axis",n,t,e),i=T("keepDims",n,t,e);return[W.max(T("x",n,t,e),r,i)]}case"Mean":{var r=T("axis",n,t,e),i=T("keepDims",n,t,e);return[W.mean(T("x",n,t,e),r,i)]}case"Min":{var r=T("axis",n,t,e),i=T("keepDims",n,t,e);return[W.min(T("x",n,t,e),r,i)]}case"Sum":{var r=T("axis",n,t,e),i=T("keepDims",n,t,e);return[W.sum(T("x",n,t,e),r,i)]}case"All":{var r=T("axis",n,t,e),i=T("keepDims",n,t,e);return[W.all(T("x",n,t,e),r,i)]}case"Any":{var r=T("axis",n,t,e),i=T("keepDims",n,t,e);return[W.any(T("x",n,t,e),r,i)]}case"ArgMax":{var r=T("axis",n,t,e);return[W.argMax(T("x",n,t,e),r)]}case"ArgMin":{var r=T("axis",n,t,e);return[W.argMin(T("x",n,t,e),r)]}case"Prod":{var r=T("axis",n,t,e),i=T("keepDims",n,t,e);return[W.prod(T("x",n,t,e),r,i)]}case"Cumsum":{var r=T("axis",n,t,e),a=T("exclusive",n,t,e),s=T("reverse",n,t,e);return[W.cumsum(T("x",n,t,e),r,a,s)]}default:throw TypeError("Node type "+n.op+" is not implemented")}};var H6=function(n,t,e){switch(n.op){case"ConcatV2":case"Concat":{var r=T("n",n,t,e),i=T("axis",n,t,e),a=T("tensors",n,t,e);return a=a.slice(0,r),[W.concat(a,i)]}case"GatherV2":case"Gather":{var i=T("axis",n,t,e),s=T("x",n,t,e),o=T("indices",n,t,e);return[W.gather(s,W.cast(o,"int32"),i)]}case"ReverseV2":case"Reverse":{var i=T("axis",n,t,e),s=T("x",n,t,e);return[W.reverse(s,i)]}case"Slice":{var c=T("begin",n,t,e),l=T("size",n,t,e);return[W.slice(T("x",n,t,e),c,l)]}case"StridedSlice":{var c=T("begin",n,t,e),u=T("end",n,t,e),h=T("strides",n,t,e),d=T("beginMask",n,t,e),p=T("endMask",n,t,e),f=T("ellipsisMask",n,t,e),m=T("newAxisMask",n,t,e),g=T("shrinkAxisMask",n,t,e),y=T("x",n,t,e);return[W.stridedSlice(y,c,u,h,d,p,f,m,g)]}case"Pack":return W.tidy(function(){var O=T("axis",n,t,e),D=T("tensors",n,t,e),F=D[0].shape,k=W.squeeze(D[0]).shape,B=D.map(function(V){var P=W.util.arraysEqual(V.shape,F);if(!P&&!W.util.arraysEqual(W.squeeze(V).shape,k))throw new Error("the input tensors shape does not match");return P?V:W.reshape(V,F)});return[W.stack(B,O)]});case"Unpack":{var i=T("axis",n,t,e),y=T("tensor",n,t,e);return W.unstack(y,i)}case"Tile":{var w=T("reps",n,t,e);return[W.tile(T("x",n,t,e),w)]}case"Split":case"SplitV":{var i=T("axis",n,t,e),b=T("numOrSizeSplits",n,t,e),y=T("x",n,t,e);return W.split(y,b,i)}case"ScatterNd":{var o=T("indices",n,t,e),S=T("values",n,t,e),x=T("shape",n,t,e);return[W.scatterND(o,S,x)]}case"GatherNd":{var N=T("x",n,t,e),o=T("indices",n,t,e);return[W.gatherND(N,o)]}case"SparseToDense":{var o=T("sparseIndices",n,t,e),x=T("outputShape",n,t,e),I=T("sparseValues",n,t,e),C=T("defaultValue",n,t,e);return[W.sparseToDense(o,I,x,I.dtype===C.dtype?C:W.cast(C,I.dtype))]}default:throw TypeError("Node type "+n.op+" is not implemented")}};var V6=function(n,t,e){switch(n.op){case"FFT":return[W.fft(T("x",n,t,e))];case"IFFT":return[W.ifft(T("x",n,t,e))];case"RFFT":return[W.rfft(T("x",n,t,e))];case"IRFFT":return[W.irfft(T("x",n,t,e))];default:throw TypeError("Node type "+n.op+" is not implemented")}};var q6=function(n,t,e){switch(n.op){case"Cast":return[W.cast(T("x",n,t,e),T("dtype",n,t,e))];case"ExpandDims":{var r=T("axis",n,t,e);return[W.expandDims(T("x",n,t,e),r)]}case"Squeeze":{var r=T("axis",n,t,e);return[W.squeeze(T("x",n,t,e),r)]}case"Reshape":return[W.reshape(T("x",n,t,e),T("shape",n,t,e))];case"MirrorPad":return[W.mirrorPad(T("x",n,t,e),T("padding",n,t,e),T("mode",n,t,e))];case"PadV2":case"Pad":return[W.pad(T("x",n,t,e),T("padding",n,t,e),T("constantValue",n,t,e))];case"SpaceToBatchND":{var i=T("blockShape",n,t,e),a=T("paddings",n,t,e);return[W.spaceToBatchND(T("x",n,t,e),i,a)]}case"BatchToSpaceND":{var i=T("blockShape",n,t,e),s=T("crops",n,t,e);return[W.batchToSpaceND(T("x",n,t,e),i,s)]}case"DepthToSpace":{var o=T("blockSize",n,t,e),c=T("dataFormat",n,t,e).toUpperCase();return[W.depthToSpace(T("x",n,t,e),o,c)]}case"BroadcastTo":return[W.broadcastTo(T("x",n,t,e),T("shape",n,t,e))];default:throw TypeError("Node type "+n.op+" is not implemented")}};function vw(n,t,e,r){var i=function(a,s,o){switch(a.category){case"arithmetic":return W.tidy(function(){return v6(a,s,o)});case"basic_math":return W.tidy(function(){return w6(a,s,o)});case"control":return N6(a,s,o);case"convolution":return W.tidy(function(){return _6(a,s,o)});case"creation":return W.tidy(function(){return C6(a,s,o)});case"dynamic":return O6(a,s,o);case"evaluation":return W.tidy(function(){return E6(a,s,o)});case"image":return W.tidy(function(){return U6(a,s,o)});case"graph":return W.tidy(function(){return D6(a,s,o)});case"logical":return W.tidy(function(){return B6(a,s,o)});case"matrices":return W.tidy(function(){return z6(a,s,o)});case"normalization":return W.tidy(function(){return P6(a,s,o)});case"reduction":return W.tidy(function(){return M6(a,s,o)});case"slice_join":return W.tidy(function(){return H6(a,s,o)});case"spectral":return W.tidy(function(){return V6(a,s,o)});case"transformation":return W.tidy(function(){return q6(a,s,o)});case"hash_table":return W6(a,s,o,r);case"custom":var c=dw(a.op);if(c&&c.customExecutor)return c.customExecutor(new y6(a,s,o));throw TypeError("Custom op "+a.op+" is not registered.");default:throw TypeError("Unknown op '"+a.op+"'. File an issue at https://github.com/tensorflow/tfjs/issues so we can add it, or register a custom execution with tf.registerOp()")}}(n,t,e);return W.util.isPromise(i)?i.then(function(a){return[].concat(a)}):[].concat(i)}var ww=function(){function n(t,e,r,i){t===void 0&&(t={}),e===void 0&&(e={}),r===void 0&&(r={}),i===void 0&&(i={}),this.weightMap=t,this.tensorArrayMap=e,this.tensorListMap=r,this.functionMap=i,this.rootContext={id:0,frameName:"",iterationId:0},this.contexts=[this.rootContext],this.lastId=0,this.generateCurrentContextIds()}return n.prototype.newFrame=function(t,e){return{id:t,frameName:e,iterationId:0}},Object.defineProperty(n.prototype,"currentContext",{get:function(){return this.contexts},set:function(t){this.contexts!==t&&(this.contexts=t,this.generateCurrentContextIds())},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"currentContextId",{get:function(){return this._currentContextIds[0]},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"currentContextIds",{get:function(){return this._currentContextIds},enumerable:!0,configurable:!0}),n.prototype.generateCurrentContextIds=function(){for(var t=[],e=0;e<this.contexts.length-1;e++){var r=this.contexts.slice(0,this.contexts.length-e);t.push(this.contextIdforContexts(r))}t.push(""),this._currentContextIds=t},n.prototype.contextIdforContexts=function(t){return t?t.map(function(e){return e.id===0&&e.iterationId===0?"":e.frameName+"-"+e.iterationId}).join("/"):""},n.prototype.enterFrame=function(t){this.contexts&&(this.lastId++,this.contexts=this.contexts.slice(),this.contexts.push(this.newFrame(this.lastId,t)),this._currentContextIds.unshift(this.contextIdforContexts(this.contexts)))},n.prototype.exitFrame=function(){if(this.contexts&&this.contexts.length>1)this.contexts=this.contexts.slice(),this.contexts.splice(-1),this.currentContextIds.shift();else throw new Error("Cannot exit frame, the context is empty")},n.prototype.nextIteration=function(){if(this.contexts&&this.contexts.length>0){this.contexts=this.contexts.slice(),this.lastId++;var t=Object.assign({},this.contexts[this.contexts.length-1]);t.iterationId+=1,t.id=this.lastId,this.contexts.splice(-1,1,t),this._currentContextIds.splice(0,1,this.contextIdforContexts(this.contexts))}else throw new Error("Cannot increase frame iteration, the context is empty")},n.prototype.getWeight=function(t){return this.weightMap[t]},n.prototype.addTensorArray=function(t){this.tensorArrayMap[t.id]=t},n.prototype.getTensorArray=function(t){return this.tensorArrayMap[t]},n.prototype.addTensorList=function(t){this.tensorListMap[t.id]=t},n.prototype.getTensorList=function(t){return this.tensorListMap[t]},n.prototype.dispose=function(t){for(var e in this.tensorArrayMap)this.tensorArrayMap[e].clearAndClose(t);for(var e in this.tensorListMap)this.tensorListMap[e].clearAndClose(t)},n}();function xw(n,t,e,r){var i=new Set,a=[],s=null,o=null,c=new Set,l=Object.keys(n).map(function(p){return rn(p)[0]}),u=[];r!=null&&(u=r.map(function(p){return rn(p.name)[0]}));for(var h=Pr(t);h.length>0;){var d=h.pop();if((bw(d)||G6(d)||Y6(d))&&(s==null&&(s=d,o=s.children.map(function(p){return p.name}).filter(function(p){return i.has(p)}))),i.add(d.name),e[d.name]!=null)continue;if(l.indexOf(d.name)!==-1)continue;if(u.indexOf(d.name)!==-1)continue;if(d.inputs.length===0){a.push(d.name);continue}d.inputs.forEach(function(p){if(c.has(p.name))return;c.add(p.name),h.push(p)})}return{inputs:n,outputs:t,usedNodes:i,missingInputs:a,dynamicNode:s,syncInputs:o}}function j6(n,t,e){var r=e.usedNodes,i=e.inputs,a=[],s=Object.keys(i).map(function(h){return rn(h)[0]}).map(function(h){return n.nodes[h]}),o=n.initNodes;s.forEach(function(h){r.has(h.name)&&a.push(h)}),n.weights.forEach(function(h){r.has(h.name)&&a.push(h)}),o!=null&&o.forEach(function(h){r.has(h.name)&&a.push(h)});for(var c=new Set,l=[];a.length>0;){var u=a.pop();c.add(u.name),t[u.name]||l.push(u),u.children.forEach(function(h){!c.has(h.name)&&r.has(h.name)&&h.inputs.every(function(d){return c.has(d.name)})&&a.push(h)})}return l}var K6=["Switch","Merge","Enter","Exit","NextIteration","StatelessIf","StatelessWhile","if","While"],$6=["NonMaxSuppressionV2","NonMaxSuppressionV3","NonMaxSuppressionV5","Where"],X6=["HashTable","HashTableV2","LookupTableImport","LookupTableImportV2","LookupTableFind","LookupTableFindV2"];function bw(n){return K6.indexOf(n.op)>=0}function G6(n){return $6.indexOf(n.op)>=0}function Y6(n){return X6.indexOf(n.op)>=0}var Sw=function(){function n(t,e){var r=this;this.graph=t,this.parent=e,this.compiledMap=new Map,this._weightMap={},this.SEPERATOR=",",this._functions={},this._functionExecutorMap={},this._outputs=t.outputs,this._inputs=t.inputs,this._initNodes=t.initNodes,this._signature=t.signature,this._functions=t.functions,t.functions!=null&&Object.keys(t.functions).forEach(function(i){r._functionExecutorMap[i]=new n(t.functions[i],r)})}return Object.defineProperty(n.prototype,"weightIds",{get:function(){return this.parent?this.parent.weightIds:this._weightIds},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"functionExecutorMap",{get:function(){return this.parent?this.parent.functionExecutorMap:this._functionExecutorMap},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"weightMap",{get:function(){return this.parent?this.parent.weightMap:this._weightMap},set:function(t){var e=Object.keys(t).map(function(r){return t[r].map(function(i){return i.id})});this._weightIds=[].concat.apply([],Pr(e)),this._weightMap=t},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"resourceManager",{set:function(t){this._resourceManager=t},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"inputs",{get:function(){return this._inputs.map(function(t){return{name:t.name,shape:t.attrParams.shape?t.attrParams.shape.value:void 0,dtype:t.attrParams.dtype?t.attrParams.dtype.value:void 0}})},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"outputs",{get:function(){return this._outputs.map(function(t){return{name:t.name,shape:t.attrParams.shape?t.attrParams.shape.value:void 0,dtype:t.attrParams.dtype?t.attrParams.dtype.value:void 0}})},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"inputNodes",{get:function(){return this._inputs.map(function(t){return t.signatureKey||t.name})},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"outputNodes",{get:function(){return this._outputs.map(function(t){var e=t.signatureKey||t.name;return t.defaultOutput?e+":"+t.defaultOutput:e})},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"functions",{get:function(){var t=this;return Object.keys(this._functions).reduce(function(e,r){return e[r]=t._functions[r].signature,e},{})},enumerable:!0,configurable:!0}),n.prototype.getCompilationKey=function(t,e){var r=t.map(function(a){return a.name}).sort(),i=e.map(function(a){return a.name}).sort();return r.join(this.SEPERATOR)+"--"+i.join(this.SEPERATOR)},n.prototype.compile=function(t,e){var r=xw(t,e,this.weightMap,this._initNodes),i=r.missingInputs,a=r.dynamicNode,s=r.syncInputs;if(a!=null)throw new Error("This execution contains the node '"+a.name+"', which has "+("the dynamic op '"+a.op+"'. Please use ")+"model.executeAsync() instead. Alternatively, to avoid the "+("dynamic ops, specify the inputs ["+s+"]"));if(i.length>0){var o=e.map(function(l){return l.name}),c=Object.keys(t);throw new Error("Cannot compute the outputs ["+o+"] from the provided inputs "+("["+c+"]. Missing the following inputs: ["+i+"]"))}return j6(this.graph,this.weightMap,r)},n.prototype.execute=function(t,e){var r=this;t=this.mapInputs(t);var i=Object.keys(t).sort();this.checkInputs(t),this.checkInputShapeAndType(t),e=this.mapOutputs(e),this.checkOutputs(e);var a=i.map(function(d){return r.graph.nodes[rn(d)[0]]}),s=e.map(function(d){return rn(d)[0]}),o=s.map(function(d){return r.graph.nodes[d]});o.length===0&&(o=this._outputs);var c=this.getCompilationKey(a,o),l=this.compiledMap.get(c);l==null&&(l=this.compile(t,o),this.compiledMap.set(c,l));var u={},h={};return W.tidy(function(){var d=new ww(r.weightMap,u,h,r.functionExecutorMap),p=uw({},r.weightMap);Object.keys(t).forEach(function(b){var S=vt(rn(b),2),x=S[0],N=S[1],I=[];I[N]=t[b],p[x]=I});for(var f=r.getFrozenTensorIds(p),m={},g=0;g<l.length;g++){var y=l[g];if(!p[y.name]){var w=vw(y,p,d,r._resourceManager);if(W.util.isPromise(w))throw new Error("The execution of the op '"+y.op+"' returned a promise. Please use model.executeAsync() instead.");p[y.name]=w,r.checkTensorForDisposal(y.name,y,p,d,f,s,m)}}return r.parent==null&&d.dispose(f),e.map(function(b){return jt(b,p,d)})})},n.prototype.getFrozenTensorIds=function(t){var e=[].concat.apply([],Object.keys(t).map(function(r){return t[r]}).map(function(r){return r.map(function(i){return i.id})}));return new Set(e)},n.prototype.checkTensorForDisposal=function(t,e,r,i,a,s,o){if(e.category==="control"||s.indexOf(t)!==-1)return;r[t].forEach(function(c){c!=null&&(o[c.id]=(o[c.id]||0)+e.children.length)}),e.inputs.forEach(function(c){if(c.category!=="control"){var l=Fk(c.name,r,i);l!=null&&l.forEach(function(u){if(u&&!a.has(u.id)){var h=o[u.id];h===1?(u.dispose(),delete o[u.id]):h!=null&&o[u.id]--}})}})},n.prototype.executeAsync=function(t,e){return un(this,void 0,void 0,function(){return nn(this,function(r){return[2,this._executeAsync(t,e)]})})},n.prototype._executeAsync=function(t,e,r,i,a){return r===void 0&&(r=!1),i===void 0&&(i={}),a===void 0&&(a={}),un(this,void 0,void 0,function(){var s,o,c,l,u,h;return nn(this,function(d){switch(d.label){case 0:return r||(t=this.mapInputs(t),this.checkInputs(t),this.checkInputShapeAndType(t),e=this.mapOutputs(e),this.checkOutputs(e)),s=new ww(this.weightMap,i,a,this.functionExecutorMap),[4,this.executeWithControlFlow(t,s,e,r)];case 1:return o=d.sent(),c=e.map(function(p){return jt(p,o,s)}),l=c.map(function(p){return p.id}),u=Object.keys(t).map(function(p){return t[p].id}),h=new Set(Pr(l,u,this.weightIds)),Object.keys(o).forEach(function(p){var f=o[p];f.forEach(function(m){m&&!m.isDisposed&&!h.has(m.id)&&m.dispose()})}),this.parent==null&&s.dispose(h),[2,c]}})})},n.prototype.executeFunctionAsync=function(t,e,r){return un(this,void 0,void 0,function(){var i,a=this;return nn(this,function(s){return i=t.reduce(function(o,c,l){return o[a.inputs[l].name]=c,o},{}),[2,this._executeAsync(i,this.outputNodes,!0,e,r)]})})},n.prototype.executeWithControlFlow=function(t,e,r,i){return un(this,void 0,void 0,function(){var a,s,o,c,l,u,h,d,p,f,m,g,y,w,b,S,x,N=this;return nn(this,function(I){switch(I.label){case 0:a=Object.keys(t),s=a.map(function(C){return N.graph.nodes[rn(C)[0]]}),o=r.map(function(C){return rn(C)[0]}),c=o.map(function(C){return N.graph.nodes[C]}),c.length===0&&(c=this._outputs),l=xw(t,c,this.weightMap,this._initNodes),u=l.usedNodes,h=l.missingInputs,d=l.dynamicNode,p=l.syncInputs,f=Pr(s,this.graph.weights,this._initNodes||[]).map(function(C){return{node:C,contexts:e.currentContext}}),m=uw({},this.weightMap),Object.keys(t).forEach(function(C){var O=vt(rn(C),2),D=O[0],F=O[1],k=[];k[F]=t[C],m[D]=k}),g={},y=this.getFrozenTensorIds(m),w={},I.label=1;case 1:return f.length>0?(b=this.processStack(s,f,e,m,w,y,o,g,u),[4,Promise.all(b)]):[3,3];case 2:return I.sent(),[3,1];case 3:if(d==null&&!i&&console.warn("This model execution did not contain any nodes with control flow or dynamic output shapes. You can use model.execute() instead."),S=c.filter(function(C){return!bw(C)&&!jt(C.name,m,e)}).map(function(C){return C.name}),S.length>0)throw x="",d!=null&&(x="Alternatively, to avoid the dynamic ops, use model.execute() "+("and specify the inputs ["+p+"]")),new Error("Cannot compute the outputs ["+S+"] from the provided "+("inputs ["+a+"]. Consider providing the following inputs: ")+("["+h+"]. "+x));return[2,m]}})})},n.prototype.processStack=function(t,e,r,i,a,s,o,c,l){for(var u=this,h=[],d=function(){var f,m,g=e.pop();r.currentContext=g.contexts;var y="";if(g.node.op==="Enter"&&T("isConstant",g.node,i,r)&&(f=vt(cr(g.node.name,r),1),y=f[0]),i[g.node.name]==null){var w=vw(g.node,i,r,p._resourceManager);y||(m=vt(cr(g.node.name,r),1),y=m[0]);var b=r.currentContext;W.util.isPromise(w)?h.push(w.then(function(S){return i[y]=S,r.currentContext=b,u.checkTensorForDisposal(y,g.node,i,r,s,o,c),u.processChildNodes(g.node,e,r,i,a,l),S})):(i[y]=w,p.checkTensorForDisposal(y,g.node,i,r,s,o,c),p.processChildNodes(g.node,e,r,i,a,l))}else p.processChildNodes(g.node,e,r,i,a,l)},p=this;e.length>0;)d();return h},n.prototype.processChildNodes=function(t,e,r,i,a,s){t.children.forEach(function(o){var c=vt(cr(o.name,r),1),l=c[0];if(a[l]||!s.has(o.name))return;o.op==="Merge"?o.inputNames.some(function(u){return!!jt(u,i,r)})&&(a[l]=!0,e.push({contexts:r.currentContext,node:o})):o.inputNames.every(function(u){return!!jt(u,i,r)})&&(a[l]=!0,e.push({contexts:r.currentContext,node:o}))})},n.prototype.dispose=function(){var t=this;Object.keys(this.weightMap).forEach(function(e){return t.weightMap[e].forEach(function(r){return r.dispose()})})},n.prototype.checkInputShapeAndType=function(t){var e=this;Object.keys(t).forEach(function(r){var i=t[r],a=vt(rn(r),1),s=a[0],o=e.graph.nodes[s];if(o.attrParams.shape&&o.attrParams.shape.value){var c=o.attrParams.shape.value,l=c.length===i.shape.length&&i.shape.every(function(u,h){return c[h]===-1||c[h]===u});W.util.assert(l,function(){return"The shape of dict['"+o.name+"'] provided in "+("model.execute(dict) must be ["+c+"], but was ")+("["+i.shape+"]")})}o.attrParams.dtype&&o.attrParams.dtype.value&&W.util.assert(i.dtype===o.attrParams.dtype.value,function(){return"The dtype of dict['"+o.name+"'] provided in model.execute(dict) must be "+(o.attrParams.dtype.value+", but was "+i.dtype)})})},n.prototype.mapInputs=function(t){var e={};for(var r in t)if(this._signature!=null&&this._signature.inputs!=null&&this._signature.inputs[r]!=null){var i=this._signature.inputs[r];e[i.name]=t[r]}else e[r]=t[r];return e},n.prototype.checkInputs=function(t){var e=this,r=Object.keys(t).filter(function(i){var a=vt(rn(i),1),s=a[0];return e.graph.nodes[s]==null});if(r.length>0)throw new Error("The dict provided in model.execute(dict) has "+("keys: ["+r+"] that are not part of graph"))},n.prototype.mapOutputs=function(t){var e=this;return t.map(function(r){if(e._signature!=null&&e._signature.outputs!=null&&e._signature.outputs[r]!=null){var i=e._signature.outputs[r];return i.name}return r},{})},n.prototype.checkOutputs=function(t){var e=this;t.forEach(function(r){var i=vt(rn(r),1),a=i[0];if(!e.graph.nodes[a])throw new Error("The output '"+r+"' is not found in the graph")})},n}(),J6=function(){function n(t,e){t===void 0&&(t={}),e===void 0&&(e={}),this.hashTableNameToHandle=t,this.hashTableMap=e}return n.prototype.addHashTable=function(t,e){this.hashTableNameToHandle[t]=e.handle,this.hashTableMap[e.id]=e},n.prototype.getHashTableHandleByName=function(t){return this.hashTableNameToHandle[t]},n.prototype.getHashTableById=function(t){return this.hashTableMap[t]},n.prototype.dispose=function(){for(var t in this.hashTableMap)this.hashTableMap[t].clearAndClose(),delete this.hashTableMap[t];for(var e in this.hashTableNameToHandle)this.hashTableNameToHandle[e].dispose(),delete this.hashTableNameToHandle[e]},n}();var Z6="?tfjs-format=file",Q6="model.json",Lw=function(){function n(t,e){e===void 0&&(e={}),this.modelUrl=t,this.loadOptions=e,this.version="n/a",e==null&&(this.loadOptions={}),this.resourceManager=new J6}return Object.defineProperty(n.prototype,"modelVersion",{get:function(){return this.version},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"inputNodes",{get:function(){return this.executor.inputNodes},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"outputNodes",{get:function(){return this.executor.outputNodes},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"inputs",{get:function(){return this.executor.inputs},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"outputs",{get:function(){return this.executor.outputs},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"weights",{get:function(){return this.executor.weightMap},enumerable:!0,configurable:!0}),n.prototype.findIOHandler=function(){var t=this.modelUrl;if(t.load!=null)this.handler=t;else if(this.loadOptions.requestInit!=null)this.handler=W.io.browserHTTPRequest(t,this.loadOptions);else{var e=W.io.getLoadHandlers(t,this.loadOptions);if(e.length===0)e.push(W.io.browserHTTPRequest(t,this.loadOptions));else if(e.length>1)throw new Error("Found more than one ("+e.length+") load handlers for "+("URL '"+[t]+"'"));this.handler=e[0]}},n.prototype.load=function(){return un(this,void 0,void 0,function(){var t;return nn(this,function(e){switch(e.label){case 0:if(this.findIOHandler(),this.handler.load==null)throw new Error("Cannot proceed with model loading because the IOHandler provided does not have the `load` method implemented.");return[4,this.handler.load()];case 1:return t=e.sent(),[2,this.loadSync(t)]}})})},n.prototype.loadSync=function(t){this.artifacts=t;var e=this.artifacts.modelTopology,r={};this.artifacts.userDefinedMetadata!=null&&(r=this.artifacts.userDefinedMetadata.signature),this.version=e.versions.producer+"."+e.versions.minConsumer;var i=W.io.decodeWeights(this.artifacts.weightData,this.artifacts.weightSpecs);if(this.executor=new Sw(fw.Instance.transformGraph(e,r)),this.executor.weightMap=this.convertTensorMapToTensorsMap(i),this.executor.resourceManager=this.resourceManager,t.modelInitializer!=null){var a=fw.Instance.transformGraph(t.modelInitializer);this.initializer=new Sw(a),this.initializer.weightMap=this.executor.weightMap,this.initializer.resourceManager=this.resourceManager,this.initializer.executeAsync({},[])}return!0},n.prototype.save=function(t,e){return un(this,void 0,void 0,function(){var r;return nn(this,function(i){if(typeof t=="string"){if(r=W.io.getSaveHandlers(t),r.length===0)throw new Error("Cannot find any save handlers for URL '"+t+"'");if(r.length>1)throw new Error("Found more than one ("+r.length+") save handlers for "+("URL '"+t+"'"));t=r[0]}if(t.save==null)throw new Error("GraphModel.save() cannot proceed because the IOHandler provided does not have the `save` attribute defined.");return[2,t.save(this.artifacts)]})})},n.prototype.predict=function(t,e){return this.execute(t,this.outputNodes)},n.prototype.normalizeInputs=function(t){if(!(t instanceof W.Tensor)&&!Array.isArray(t))return t;if(t=Array.isArray(t)?t:[t],t.length!==this.inputNodes.length)throw new Error("Input tensor count mismatch,"+("the graph model has "+this.inputNodes.length+" placeholders, ")+("while there are "+t.length+" input tensors."));return this.inputNodes.reduce(function(e,r,i){return e[r]=t[i],e},{})},n.prototype.normalizeOutputs=function(t){return t=t||this.outputNodes,Array.isArray(t)?t:[t]},n.prototype.execute=function(t,e){t=this.normalizeInputs(t),e=this.normalizeOutputs(e);var r=this.executor.execute(t,e);return r.length>1?r:r[0]},n.prototype.executeAsync=function(t,e){return un(this,void 0,void 0,function(){var r;return nn(this,function(i){switch(i.label){case 0:return t=this.normalizeInputs(t),e=this.normalizeOutputs(e),[4,this.executor.executeAsync(t,e)];case 1:return r=i.sent(),[2,r.length>1?r:r[0]]}})})},n.prototype.convertTensorMapToTensorsMap=function(t){return Object.keys(t).reduce(function(e,r){return e[r]=[t[r]],e},{})},n.prototype.dispose=function(){this.executor.dispose(),this.initializer&&this.initializer.dispose(),this.resourceManager.dispose()},n}();function e8(n,t){return t===void 0&&(t={}),un(this,void 0,void 0,function(){var e;return nn(this,function(r){switch(r.label){case 0:if(n==null)throw new Error("modelUrl in loadGraphModel() cannot be null. Please provide a url or an IOHandler that loads the model");return t==null&&(t={}),t.fromTFHub&&(n.load==null&&(n.endsWith("/")||(n=n+"/"),n=""+n+Q6+Z6)),e=new Lw(n,t),[4,e.load()];case 1:return r.sent(),[2,e]}})})}var t8="2.7.0";bi.GraphModel=Lw;bi.deregisterOp=kk;bi.loadGraphModel=e8;bi.registerOp=Dk;bi.version_converter=t8}),qw=we(Kt=>{"use strict";Object.defineProperty(Kt,"__esModule",{value:!0});var Ce=di();var ip=function(n,t){return ip=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,r){e.__proto__=r}||function(e,r){for(var i in r)r.hasOwnProperty(i)&&(e[i]=r[i])},ip(n,t)};function Ge(n,t){ip(n,t);function e(){this.constructor=n}n.prototype=t===null?Object.create(t):(e.prototype=t.prototype,new e)}function ce(n,t,e,r){return new(e||(e=Promise))(function(i,a){function s(l){try{c(r.next(l))}catch(u){a(u)}}function o(l){try{c(r.throw(l))}catch(u){a(u)}}function c(l){l.done?i(l.value):new e(function(u){u(l.value)}).then(s,o)}c((r=r.apply(n,t||[])).next())})}function le(n,t){var e={label:0,sent:function(){if(a[0]&1)throw a[1];return a[1]},trys:[],ops:[]},r,i,a,s;return s={next:o(0),throw:o(1),return:o(2)},typeof Symbol=="function"&&(s[Symbol.iterator]=function(){return this}),s;function o(l){return function(u){return c([l,u])}}function c(l){if(r)throw new TypeError("Generator is already executing.");for(;e;)try{if(r=1,i&&(a=l[0]&2?i.return:l[0]?i.throw||((a=i.return)&&a.call(i),0):i.next)&&!(a=a.call(i,l[1])).done)return a;(i=0,a)&&(l=[l[0]&2,a.value]);switch(l[0]){case 0:case 1:a=l;break;case 4:return e.label++,{value:l[1],done:!1};case 5:e.label++,i=l[1],l=[0];continue;case 7:l=e.ops.pop(),e.trys.pop();continue;default:if(!(a=e.trys,a=a.length>0&&a[a.length-1])&&(l[0]===6||l[0]===2)){e=0;continue}if(l[0]===3&&(!a||l[1]>a[0]&&l[1]<a[3])){e.label=l[1];break}if(l[0]===6&&e.label<a[1]){e.label=a[1],a=l;break}if(a&&e.label<a[2]){e.label=a[2],e.ops.push(l);break}a[2]&&e.ops.pop(),e.trys.pop();continue}l=t.call(n,e)}catch(u){l=[6,u],i=0}finally{r=a=0}if(l[0]&5)throw l[1];return{value:l[0]?l[1]:void 0,done:!0}}}var ha=typeof globalThis!="undefined"?globalThis:typeof window!="undefined"?window:typeof global!="undefined"?global:typeof self!="undefined"?self:{};function xi(n,t){return t={exports:{}},n(t,t.exports),t.exports}var n8=xi(function(n){(function(t,e,r){function i(c){var l=this,u=o();l.next=function(){var h=2091639*l.s0+l.c*23283064365386963e-26;return l.s0=l.s1,l.s1=l.s2,l.s2=h-(l.c=h|0)},l.c=1,l.s0=u(" "),l.s1=u(" "),l.s2=u(" "),l.s0-=u(c),l.s0<0&&(l.s0+=1),l.s1-=u(c),l.s1<0&&(l.s1+=1),l.s2-=u(c),l.s2<0&&(l.s2+=1),u=null}function a(c,l){return l.c=c.c,l.s0=c.s0,l.s1=c.s1,l.s2=c.s2,l}function s(c,l){var u=new i(c),h=l&&l.state,d=u.next;return d.int32=function(){return u.next()*4294967296|0},d.double=function(){return d()+(d()*2097152|0)*11102230246251565e-32},d.quick=d,h&&(typeof h=="object"&&a(h,u),d.state=function(){return a(u,{})}),d}function o(){var c=4022871197,l=function(u){u=u.toString();for(var h=0;h<u.length;h++){c+=u.charCodeAt(h);var d=.02519603282416938*c;c=d>>>0,d-=c,d*=c,c=d>>>0,d-=c,c+=d*4294967296}return(c>>>0)*23283064365386963e-26};return l}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.alea=s})(ha,n,!1)}),r8=xi(function(n){(function(t,e,r){function i(o){var c=this,l="";c.x=0,c.y=0,c.z=0,c.w=0,c.next=function(){var h=c.x^c.x<<11;return c.x=c.y,c.y=c.z,c.z=c.w,c.w^=c.w>>>19^h^h>>>8},o===(o|0)?c.x=o:l+=o;for(var u=0;u<l.length+64;u++)c.x^=l.charCodeAt(u)|0,c.next()}function a(o,c){return c.x=o.x,c.y=o.y,c.z=o.z,c.w=o.w,c}function s(o,c){var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(typeof u=="object"&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.xor128=s})(ha,n,!1)}),i8=xi(function(n){(function(t,e,r){function i(o){var c=this,l="";c.next=function(){var h=c.x^c.x>>>2;return c.x=c.y,c.y=c.z,c.z=c.w,c.w=c.v,(c.d=c.d+362437|0)+(c.v=c.v^c.v<<4^(h^h<<1))|0},c.x=0,c.y=0,c.z=0,c.w=0,c.v=0,o===(o|0)?c.x=o:l+=o;for(var u=0;u<l.length+64;u++)c.x^=l.charCodeAt(u)|0,u==l.length&&(c.d=c.x<<10^c.x>>>4),c.next()}function a(o,c){return c.x=o.x,c.y=o.y,c.z=o.z,c.w=o.w,c.v=o.v,c.d=o.d,c}function s(o,c){var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(typeof u=="object"&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.xorwow=s})(ha,n,!1)}),a8=xi(function(n){(function(t,e,r){function i(o){var c=this;c.next=function(){var u=c.x,h=c.i,d,p;return d=u[h],d^=d>>>7,p=d^d<<24,d=u[h+1&7],p^=d^d>>>10,d=u[h+3&7],p^=d^d>>>3,d=u[h+4&7],p^=d^d<<7,d=u[h+7&7],d=d^d<<13,p^=d^d<<9,u[h]=p,c.i=h+1&7,p};function l(u,h){var d,p,f=[];if(h===(h|0))p=f[0]=h;else for(h=""+h,d=0;d<h.length;++d)f[d&7]=f[d&7]<<15^h.charCodeAt(d)+f[d+1&7]<<13;for(;f.length<8;)f.push(0);for(d=0;d<8&&f[d]===0;++d);for(d==8?p=f[7]=-1:p=f[d],u.x=f,u.i=0,d=256;d>0;--d)u.next()}l(c,o)}function a(o,c){return c.x=o.x.slice(),c.i=o.i,c}function s(o,c){o==null&&(o=+new Date);var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(u.x&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.xorshift7=s})(ha,n,!1)}),s8=xi(function(n){(function(t,e,r){function i(o){var c=this;c.next=function(){var u=c.w,h=c.X,d=c.i,p,f;return c.w=u=u+1640531527|0,f=h[d+34&127],p=h[d=d+1&127],f^=f<<13,p^=p<<17,f^=f>>>15,p^=p>>>12,f=h[d]=f^p,c.i=d,f+(u^u>>>16)|0};function l(u,h){var d,p,f,m,g,y=[],w=128;for(h===(h|0)?(p=h,h=null):(h=h+"\0",p=0,w=Math.max(w,h.length)),f=0,m=-32;m<w;++m)h&&(p^=h.charCodeAt((m+32)%h.length)),m===0&&(g=p),p^=p<<10,p^=p>>>15,p^=p<<4,p^=p>>>13,m>=0&&(g=g+1640531527|0,d=y[m&127]^=p+g,f=d==0?f+1:0);for(f>=128&&(y[(h&&h.length||0)&127]=-1),f=127,m=4*128;m>0;--m)p=y[f+34&127],d=y[f=f+1&127],p^=p<<13,d^=d<<17,p^=p>>>15,d^=d>>>12,y[f]=p^d;u.w=g,u.X=y,u.i=f}l(c,o)}function a(o,c){return c.i=o.i,c.w=o.w,c.X=o.X.slice(),c}function s(o,c){o==null&&(o=+new Date);var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(u.X&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.xor4096=s})(ha,n,!1)}),o8=xi(function(n){(function(t,e,r){function i(o){var c=this,l="";c.next=function(){var h=c.b,d=c.c,p=c.d,f=c.a;return h=h<<25^h>>>7^d,d=d-p|0,p=p<<24^p>>>8^f,f=f-h|0,c.b=h=h<<20^h>>>12^d,c.c=d=d-p|0,c.d=p<<16^d>>>16^f,c.a=f-h|0},c.a=0,c.b=0,c.c=2654435769|0,c.d=1367130551,o===Math.floor(o)?(c.a=o/4294967296|0,c.b=o|0):l+=o;for(var u=0;u<l.length+20;u++)c.b^=l.charCodeAt(u)|0,c.next()}function a(o,c){return c.a=o.a,c.b=o.b,c.c=o.c,c.d=o.d,c}function s(o,c){var l=new i(o),u=c&&c.state,h=function(){return(l.next()>>>0)/4294967296};return h.double=function(){do var d=l.next()>>>11,p=(l.next()>>>0)/4294967296,f=(d+p)/(1<<21);while(f===0);return f},h.int32=l.next,h.quick=h,u&&(typeof u=="object"&&a(u,l),h.state=function(){return a(l,{})}),h}e&&e.exports?e.exports=s:r&&r.amd?r(function(){return s}):this.tychei=s})(ha,n,!1)}),Si=xi(function(n){(function(t,e){var r=this,i=256,a=6,s=52,o="random",c=e.pow(i,a),l=e.pow(2,s),u=l*2,h=i-1,d;function p(S,x,N){var I=[];x=x==!0?{entropy:!0}:x||{};var C=y(g(x.entropy?[S,b(t)]:S==null?w():S,3),I),O=new f(I),D=function(){for(var F=O.g(a),k=c,B=0;F<l;)F=(F+B)*i,k*=i,B=O.g(1);for(;F>=u;)F/=2,k/=2,B>>>=1;return(F+B)/k};return D.int32=function(){return O.g(4)|0},D.quick=function(){return O.g(4)/4294967296},D.double=D,y(b(O.S),t),(x.pass||N||function(F,k,B,V){return V&&(V.S&&m(V,O),F.state=function(){return m(O,{})}),B?(e[o]=F,k):F})(D,C,"global"in x?x.global:this==e,x.state)}e["seed"+o]=p;function f(S){var x,N=S.length,I=this,C=0,O=I.i=I.j=0,D=I.S=[];for(N||(S=[N++]);C<i;)D[C]=C++;for(C=0;C<i;C++)D[C]=D[O=h&O+S[C%N]+(x=D[C])],D[O]=x;(I.g=function(F){for(var k,B=0,V=I.i,P=I.j,q=I.S;F--;)k=q[V=h&V+1],B=B*i+q[h&(q[V]=q[P=h&P+k])+(q[P]=k)];return I.i=V,I.j=P,B})(i)}function m(S,x){return x.i=S.i,x.j=S.j,x.S=S.S.slice(),x}function g(S,x){var N=[],I=typeof S,C;if(x&&I=="object")for(C in S)try{N.push(g(S[C],x-1))}catch(O){}return N.length?N:I=="string"?S:S+"\0"}function y(S,x){for(var N=S+"",I,C=0;C<N.length;)x[h&C]=h&(I^=x[h&C]*19)+N.charCodeAt(C++);return b(x)}function w(){try{var S;return d&&(S=d.randomBytes)?S=S(i):(S=new Uint8Array(i),(r.crypto||r.msCrypto).getRandomValues(S)),b(S)}catch(I){var x=r.navigator,N=x&&x.plugins;return[+new Date,r,N,r.screen,b(t)]}}function b(S){return String.fromCharCode.apply(0,S)}if(y(e.random(),t),n.exports){n.exports=p;try{d=require("crypto")}catch(S){}}})([],Math)});Si.alea=n8;Si.xor128=r8;Si.xorwow=i8;Si.xorshift7=a8;Si.xor4096=s8;Si.tychei=o8;var c8=Si,Aw=c8.alea;function l8(n,t){return lc(n,t)}function lc(n,t,e,r){if(e===void 0&&(e=new Map),r===void 0&&(r=new Set),n==null)return null;if(r.has(n))throw new Error("Circular references are not supported.");if(e.has(n))return e.get(n);var i=t(n);if(i.recurse&&i.value!==null)throw new Error("A deep map function may not return both a value and recurse=true.");if(i.recurse)if(da(n)){var a=Array.isArray(n)?[]:{};r.add(n);for(var s in n){var o=n[s],c=lc(o,t,e,r);a[s]=c}return r.delete(n),a}else throw new Error("Can't recurse into non-iterable type: "+n);else return e.set(n,i.value),i.value}function u8(n,t){return t===void 0&&(t=Nw),Tw(n,t)}function Tw(n,t,e){e===void 0&&(e=new Set);var r=n[0];if(e.has(r))throw new Error("Circular references are not supported.");var i=t(n);if(i.recurse&&i.value!==null)throw new Error("A deep zip function may not return both a value and recurse=true.");if(i.recurse)if(da(r)){var a=Array.isArray(r)?[]:{};e.add(r);var s=function(c){var l=n.map(function(h){return h[c]}),u=Tw(l,t,e);a[c]=u};for(var o in r)s(o);return e.delete(r),a}else throw new Error("Can't recurse into non-iterable type: "+r);else return i.value}function Nw(n){return n===null?null:da(n[0])?{value:null,recurse:!0}:{value:n,recurse:!1}}function _w(n,t){return ce(this,void 0,void 0,function(){var e,r,i,a,s,o,c;return le(this,function(l){switch(l.label){case 0:e=new Map,lc(n,t,e),r=0,i=Array.from(e.keys()),l.label=1;case 1:return r<i.length?(a=i[r],s=e.get(a),Ce.util.isPromise(s)?[4,s]:[3,3]):[3,4];case 2:o=l.sent(),e.set(a,o),l.label=3;case 3:return r++,[3,1];case 4:return c=lc(n,t,e),[2,c]}})})}function da(n){return n!=null&&!ArrayBuffer.isView(n)&&(Array.isArray(n)||typeof n=="object"&&!(n instanceof Ce.Tensor))}function d8(n){return n==null||h8(n)||Array.isArray(n)||typeof n=="object"&&n instanceof Ce.Tensor||Ce.util.isTypedArray(n)}function h8(n){return n===null||typeof n!="object"&&typeof n!="function"}function f8(n){return l8(n,p8)}function p8(n){return n instanceof Ce.Tensor?{value:n.clone(),recurse:!1}:da(n)?{value:null,recurse:!0}:{value:n,recurse:!1}}var Cw=function(){function n(t){if(this.capacity=t,this.begin=0,this.end=0,t==null)throw new RangeError("Can't create a ring buffer of unknown capacity.");if(t<1)throw new RangeError("Can't create ring buffer of capacity < 1.");this.data=new Array(t),this.doubledCapacity=2*t}return n.prototype.wrap=function(t){for(;t<0;)t+=this.doubledCapacity;return t%this.doubledCapacity},n.prototype.get=function(t){if(t<0)throw new RangeError("Can't get item at a negative index.");return this.data[t%this.capacity]},n.prototype.set=function(t,e){if(t<0)throw new RangeError("Can't set item at a negative index.");this.data[t%this.capacity]=e},n.prototype.length=function(){var t=this.end-this.begin;return t<0&&(t=this.doubledCapacity+t),t},n.prototype.isFull=function(){return this.length()===this.capacity},n.prototype.isEmpty=function(){return this.length()===0},n.prototype.push=function(t){if(this.isFull())throw new RangeError("Ring buffer is full.");this.set(this.end,t),this.end=this.wrap(this.end+1)},n.prototype.pushAll=function(t){for(var e=0,r=t;e<r.length;e++){var i=r[e];this.push(i)}},n.prototype.pop=function(){if(this.isEmpty())throw new RangeError("Ring buffer is empty.");this.end=this.wrap(this.end-1);var t=this.get(this.end);return this.set(this.end,void 0),t},n.prototype.unshift=function(t){if(this.isFull())throw new RangeError("Ring buffer is full.");this.begin=this.wrap(this.begin-1),this.set(this.begin,t)},n.prototype.shift=function(){if(this.isEmpty())throw new RangeError("Ring buffer is empty.");var t=this.get(this.begin);return this.set(this.begin,void 0),this.begin=this.wrap(this.begin+1),t},n.prototype.shuffleExcise=function(t){if(this.isEmpty())throw new RangeError("Ring buffer is empty.");var e=this.wrap(this.begin+t),r=this.get(e);return this.set(e,this.pop()),r},n}();var m8=function(n){Ge(t,n);function t(){return n.call(this,t.INITIAL_CAPACITY)||this}return t.prototype.isFull=function(){return!1},t.prototype.push=function(e){n.prototype.isFull.call(this)&&this.expand(),n.prototype.push.call(this,e)},t.prototype.unshift=function(e){n.prototype.isFull.call(this)&&this.expand(),n.prototype.unshift.call(this,e)},t.prototype.expand=function(){for(var e=this.capacity*2,r=new Array(e),i=this.length(),a=0;a<i;a++)r[a]=this.get(this.wrap(this.begin+a));this.data=r,this.capacity=e,this.doubledCapacity=2*this.capacity,this.begin=0,this.end=i},t.INITIAL_CAPACITY=32,t}(Cw);function Rw(n){return new g8(n)}function ap(n){return new y8(n)}function v8(n,t){return new Ow(n,t)}function b8(n,t){return t===void 0&&(t=Mr.FAIL),new w8(n,t)}var Ot=function(){function n(){}return n.prototype.toArray=function(){return ce(this,void 0,void 0,function(){var t,e;return le(this,function(r){switch(r.label){case 0:return t=[],[4,this.next()];case 1:e=r.sent(),r.label=2;case 2:return e.done?[3,4]:(t.push(e.value),[4,this.next()]);case 3:return e=r.sent(),[3,2];case 4:return[2,t]}})})},n.prototype.toArrayForTest=function(){return ce(this,void 0,void 0,function(){var t,e,r;return le(this,function(i){switch(i.label){case 0:return t=this.prefetch(100),e=[],[4,t.next()];case 1:r=i.sent(),i.label=2;case 2:return r.done?[3,4]:(e.push(r.value),[4,t.next()]);case 3:return r=i.sent(),[3,2];case 4:return[2,e]}})})},n.prototype.resolveFully=function(){return ce(this,void 0,void 0,function(){var t;return le(this,function(e){switch(e.label){case 0:return[4,this.next()];case 1:t=e.sent(),e.label=2;case 2:return t.done?[3,4]:[4,this.next()];case 3:return t=e.sent(),[3,2];case 4:return[2]}})})},n.prototype.resolveWhile=function(t){return ce(this,void 0,void 0,function(){var e,r;return le(this,function(i){switch(i.label){case 0:return[4,this.next()];case 1:e=i.sent(),r=t(e.value),i.label=2;case 2:return!e.done&&r?[4,this.next()]:[3,4];case 3:return e=i.sent(),r=t(e.value),[3,2];case 4:return[2]}})})},n.prototype.handleErrors=function(t){return new N8(this,t)},n.prototype.filter=function(t){return new A8(this,t)},n.prototype.map=function(t){return new T8(this,t)},n.prototype.mapAsync=function(t){return new Ew(this,t)},n.prototype.serialMapAsync=function(t){return new Ew(this,t).serial()},n.prototype.flatmap=function(t){return new _8(this,t)},n.prototype.forEachAsync=function(t){return ce(this,void 0,void 0,function(){return le(this,function(e){return[2,this.map(t).resolveFully()]})})},n.prototype.serialForEach=function(t){return ce(this,void 0,void 0,function(){return le(this,function(e){return[2,this.serialMapAsync(t).resolveWhile(function(r){return r===!0})]})})},n.prototype.rowMajorBatch=function(t,e){return e===void 0&&(e=!0),new I8(this,t,e)},n.prototype.columnMajorBatch=function(t,e,r){e===void 0&&(e=!0),r===void 0&&(r=Nw);var i=this.rowMajorBatch(t,e);return i.map(function(a){return u8(a,r)})},n.prototype.concatenate=function(t,e){return new Ow(Rw([this,t]),e)},n.prototype.take=function(t){return t<0||t==null?this:new L8(this,t)},n.prototype.skip=function(t){return t<0||t==null?this:new S8(this,t)},n.prototype.prefetch=function(t){return new Dw(this,t)},n.prototype.shuffle=function(t,e){return new C8(this,t,e)},n.prototype.serial=function(){return new x8(this)},n}(),g8=function(n){Ge(t,n);function t(e){var r=n.call(this)||this;return r.items=e,r.trav=0,r}return t.prototype.summary=function(){return"Array of "+this.items.length+" items"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e;return le(this,function(r){return this.trav>=this.items.length?[2,{value:null,done:!0}]:(e=this.items[this.trav],this.trav++,[2,{value:f8(e),done:!1}])})})},t}(Ot),y8=function(n){Ge(t,n);function t(e){var r=n.call(this)||this;return r.nextFn=e,r}return t.prototype.summary=function(){return"Function call"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){try{return[2,this.nextFn()]}catch(r){throw r.message="Error thrown while iterating through a dataset: "+r.message,r}return[2]})})},t}(Ot),x8=function(n){Ge(t,n);function t(e){var r=n.call(this)||this;return r.upstream=e,r.lastRead=Promise.resolve({value:null,done:!1}),r}return t.prototype.summary=function(){return this.upstream.summary()+" -> Serial"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e=this;return le(this,function(r){return this.lastRead=this.lastRead.then(function(){return e.serialNext()}),[2,this.lastRead]})})},t.prototype.serialNext=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){return[2,this.upstream.next()]})})},t}(Ot),S8=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.maxCount=r,i.count=0,i.lastRead=Promise.resolve({value:null,done:!1}),i}return t.prototype.summary=function(){return this.upstream.summary()+" -> Skip"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e=this;return le(this,function(r){return this.lastRead=this.lastRead.then(function(){return e.serialNext()}),[2,this.lastRead]})})},t.prototype.serialNext=function(){return ce(this,void 0,void 0,function(){var e;return le(this,function(r){switch(r.label){case 0:return this.count++<this.maxCount?[4,this.upstream.next()]:[3,2];case 1:return e=r.sent(),e.done?[2,e]:(Ce.dispose(e.value),[3,0]);case 2:return[2,this.upstream.next()]}})})},t}(Ot),L8=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.maxCount=r,i.count=0,i}return t.prototype.summary=function(){return this.upstream.summary()+" -> Take"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){return this.count++>=this.maxCount?[2,{value:null,done:!0}]:[2,this.upstream.next()]})})},t}(Ot),I8=function(n){Ge(t,n);function t(e,r,i){i===void 0&&(i=!0);var a=n.call(this)||this;return a.upstream=e,a.batchSize=r,a.enableSmallLastBatch=i,a.lastRead=Promise.resolve({value:null,done:!1}),a}return t.prototype.summary=function(){return this.upstream.summary()+" -> RowMajorBatch"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e=this;return le(this,function(r){return this.lastRead=this.lastRead.then(function(){return e.serialNext()}),[2,this.lastRead]})})},t.prototype.serialNext=function(){return ce(this,void 0,void 0,function(){var e,r;return le(this,function(i){switch(i.label){case 0:e=[],i.label=1;case 1:return e.length<this.batchSize?[4,this.upstream.next()]:[3,3];case 2:return r=i.sent(),r.done?this.enableSmallLastBatch&&e.length>0?[2,{value:e,done:!1}]:[2,{value:null,done:!0}]:(e.push(r.value),[3,1]);case 3:return[2,{value:e,done:!1}]}})})},t}(Ot),A8=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.predicate=r,i.lastRead=Promise.resolve({value:null,done:!1}),i}return t.prototype.summary=function(){return this.upstream.summary()+" -> Filter"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e=this;return le(this,function(r){return this.lastRead=this.lastRead.then(function(){return e.serialNext()}),[2,this.lastRead]})})},t.prototype.serialNext=function(){return ce(this,void 0,void 0,function(){var e;return le(this,function(r){switch(r.label){case 0:return[4,this.upstream.next()];case 1:return e=r.sent(),e.done||this.predicate(e.value)?[2,e]:(Ce.dispose(e.value),[3,0]);case 2:return[2]}})})},t}(Ot),T8=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.transform=r,i}return t.prototype.summary=function(){return this.upstream.summary()+" -> Map"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e,r,i,a,s,o,c;return le(this,function(l){switch(l.label){case 0:return[4,this.upstream.next()];case 1:if(e=l.sent(),e.done)return[2,{value:null,done:!0}];for(r=Ce.tensor_util.getTensorsInContainer(e.value),i=this.transform(e.value),a=Ce.tensor_util.getTensorsInContainer(i),s=0,o=r;s<o.length;s++)c=o[s],Ce.tensor_util.isTensorInList(c,a)||c.dispose();return[2,{value:i,done:!1}]}})})},t}(Ot),N8=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.handler=r,i.count=0,i.lastRead=Promise.resolve({value:null,done:!1}),i}return t.prototype.summary=function(){return this.upstream.summary()+" -> handleErrors"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e=this;return le(this,function(r){return this.lastRead=this.lastRead.then(function(){return e.serialNext()}),[2,this.lastRead]})})},t.prototype.serialNext=function(){return ce(this,void 0,void 0,function(){var e;return le(this,function(r){switch(r.label){case 0:r.label=1;case 1:return r.trys.push([1,3,,4]),[4,this.upstream.next()];case 2:return[2,r.sent()];case 3:return e=r.sent(),this.handler(e)?[3,4]:[2,{value:null,done:!0}];case 4:return[3,0];case 5:return[2]}})})},t}(Ot),Ew=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.transform=r,i}return t.prototype.summary=function(){return this.upstream.summary()+" -> AsyncMap"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e,r,i,a,s,o,c;return le(this,function(l){switch(l.label){case 0:return[4,this.upstream.next()];case 1:return e=l.sent(),e.done?[2,{value:null,done:!0}]:(r=Ce.tensor_util.getTensorsInContainer(e.value),[4,this.transform(e.value)]);case 2:for(i=l.sent(),a=Ce.tensor_util.getTensorsInContainer(i),s=0,o=r;s<o.length;s++)c=o[s],Ce.tensor_util.isTensorInList(c,a)||c.dispose();return[2,{value:i,done:!1}]}})})},t}(Ot),sp=function(n){Ge(t,n);function t(){var e=n.call(this)||this;return e.outputQueue=new m8,e.lastRead=Promise.resolve({value:null,done:!1}),e}return t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e=this;return le(this,function(r){return this.lastRead=this.lastRead.then(function(){return e.serialNext()}),[2,this.lastRead]})})},t.prototype.serialNext=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){switch(e.label){case 0:return this.outputQueue.length()===0?[4,this.pump()]:[3,2];case 1:return e.sent()?[3,0]:[2,{value:null,done:!0}];case 2:return[2,{value:this.outputQueue.shift(),done:!1}]}})})},t}(Ot),_8=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.transform=r,i}return t.prototype.summary=function(){return this.upstream.summary()+" -> Flatmap"},t.prototype.pump=function(){return ce(this,void 0,void 0,function(){var e,r,i,a,s,o,c;return le(this,function(l){switch(l.label){case 0:return[4,this.upstream.next()];case 1:if(e=l.sent(),e.done)return[2,!1];for(r=Ce.tensor_util.getTensorsInContainer(e.value),i=this.transform(e.value),a=Ce.tensor_util.getTensorsInContainer(i),this.outputQueue.pushAll(i),s=0,o=r;s<o.length;s++)c=o[s],Ce.tensor_util.isTensorInList(c,a)||c.dispose();return[2,!0]}})})},t}(sp),Ow=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.baseErrorHandler=r,i.lastRead=null,i.iterator=null,i.moreIterators=e,i}return t.prototype.summary=function(){var e="TODO: fill in upstream of chained summaries";return e+" -> Chained"},t.prototype.next=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){return this.lastRead=this.readFromChain(this.lastRead),[2,this.lastRead]})})},t.prototype.readFromChain=function(e){return ce(this,void 0,void 0,function(){var r,i;return le(this,function(a){switch(a.label){case 0:return[4,e];case 1:return a.sent(),this.iterator==null?[4,this.moreIterators.next()]:[3,3];case 2:if(r=a.sent(),r.done)return[2,{value:null,done:!0}];this.iterator=r.value,this.baseErrorHandler!=null&&(this.iterator=this.iterator.handleErrors(this.baseErrorHandler)),a.label=3;case 3:return[4,this.iterator.next()];case 4:return i=a.sent(),i.done?(this.iterator=null,[2,this.readFromChain(e)]):[2,i]}})})},t}(Ot),Mr;(function(n){n[n.FAIL=0]="FAIL",n[n.SHORTEST=1]="SHORTEST",n[n.LONGEST=2]="LONGEST"})(Mr||(Mr={}));var w8=function(n){Ge(t,n);function t(e,r){r===void 0&&(r=Mr.FAIL);var i=n.call(this)||this;return i.iterators=e,i.mismatchMode=r,i.count=0,i.currentPromise=null,i}return t.prototype.summary=function(){var e="TODO: fill in upstream of zip summaries";return"{"+e+"} -> Zip"},t.prototype.nextState=function(e){return ce(this,void 0,void 0,function(){function r(o){if(o instanceof Ot){var c=o.next();return{value:c.then(function(l){return i++,l.done&&a++,l.value}),recurse:!1}}else return{value:null,recurse:!0}}var i,a,s;return le(this,function(o){switch(o.label){case 0:return[4,e];case 1:return o.sent(),i=0,a=0,[4,_w(this.iterators,r)];case 2:if(s=o.sent(),i===a)return[2,{value:null,done:!0}];if(a>0)switch(this.mismatchMode){case Mr.FAIL:throw new Error("Zipped streams should have the same length. "+("Mismatched at element "+this.count+"."));case Mr.SHORTEST:return[2,{value:null,done:!0}];case Mr.LONGEST:}return this.count++,[2,{value:s,done:!1}]}})})},t.prototype.next=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){return this.currentPromise=this.nextState(this.currentPromise),[2,this.currentPromise]})})},t}(Ot),Dw=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.bufferSize=r,i.buffer=new Cw(r),i}return t.prototype.summary=function(){return this.upstream.summary()+" -> Prefetch"},t.prototype.refill=function(){for(;!this.buffer.isFull();){var e=this.upstream.next();this.buffer.push(e)}},t.prototype.next=function(){return this.refill(),this.buffer.shift()},t}(Ot),C8=function(n){Ge(t,n);function t(e,r,i){var a=n.call(this,e,r)||this;return a.upstream=e,a.windowSize=r,a.upstreamExhausted=!1,a.random=Aw(i||Ce.util.now().toString()),a.lastRead=Promise.resolve({value:null,done:!1}),a}return t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e=this;return le(this,function(r){return this.lastRead=this.lastRead.then(function(){return e.serialNext()}),[2,this.lastRead]})})},t.prototype.randomInt=function(e){return Math.floor(this.random()*e)},t.prototype.chooseIndex=function(){return this.randomInt(this.buffer.length())},t.prototype.serialNext=function(){return ce(this,void 0,void 0,function(){var e,r;return le(this,function(i){switch(i.label){case 0:this.upstreamExhausted||this.refill(),i.label=1;case 1:return this.buffer.isEmpty()?[3,3]:(e=this.chooseIndex(),[4,this.buffer.shuffleExcise(e)]);case 2:if(r=i.sent(),r.done)this.upstreamExhausted=!0;else return this.refill(),[2,r];return[3,1];case 3:return[2,{value:null,done:!0}]}})})},t}(Dw);var ys=function(){function n(){this.size=null}return n.prototype.batch=function(t,e){var r=this;e===void 0&&(e=!0);var i=this;Ce.util.assert(t>0,function(){return`batchSize needs to be positive, but it is
      `+t});var a;return this.size===Infinity||this.size==null?a=this.size:e?a=Math.ceil(this.size/t):a=Math.floor(this.size/t),an(function(){return ce(r,void 0,void 0,function(){return le(this,function(s){switch(s.label){case 0:return[4,i.iterator()];case 1:return[2,s.sent().columnMajorBatch(t,e,R8)]}})})},a)},n.prototype.concatenate=function(t){var e=this,r=this,i;return this.size===Infinity||t.size===Infinity?i=Infinity:this.size!=null&&t.size!=null?i=this.size+t.size:i=null,an(function(){return ce(e,void 0,void 0,function(){var a,s;return le(this,function(o){switch(o.label){case 0:return[4,r.iterator()];case 1:return s=(a=o.sent()).concatenate,[4,t.iterator()];case 2:return[2,s.apply(a,[o.sent()])]}})})},i)},n.prototype.filter=function(t){var e=this,r=this,i;return this.size===Infinity?i=Infinity:i=null,an(function(){return ce(e,void 0,void 0,function(){return le(this,function(a){switch(a.label){case 0:return[4,r.iterator()];case 1:return[2,a.sent().filter(function(s){return Ce.tidy(function(){return t(s)})})]}})})},i)},n.prototype.forEachAsync=function(t){return ce(this,void 0,void 0,function(){return le(this,function(e){switch(e.label){case 0:return[4,this.iterator()];case 1:return[2,e.sent().forEachAsync(t)]}})})},n.prototype.map=function(t){var e=this,r=this;return an(function(){return ce(e,void 0,void 0,function(){return le(this,function(i){switch(i.label){case 0:return[4,r.iterator()];case 1:return[2,i.sent().map(function(a){return Ce.tidy(function(){return t(a)})})]}})})},this.size)},n.prototype.mapAsync=function(t){var e=this,r=this;return an(function(){return ce(e,void 0,void 0,function(){return le(this,function(i){switch(i.label){case 0:return[4,r.iterator()];case 1:return[2,i.sent().mapAsync(t)]}})})},this.size)},n.prototype.prefetch=function(t){var e=this;if(t==null)throw new RangeError("`Dataset.prefetch()` requires bufferSize to be specified.");var r=this;return an(function(){return ce(e,void 0,void 0,function(){return le(this,function(i){switch(i.label){case 0:return[4,r.iterator()];case 1:return[2,i.sent().prefetch(t)]}})})},this.size)},n.prototype.repeat=function(t){var e=this,r=this,i;return this.size!=null&&t>0?i=this.size*t:t===0?i=0:this.size!=null&&(t===void 0||t<0)?i=Infinity:i=null,an(function(){return ce(e,void 0,void 0,function(){var a,s=this;return le(this,function(o){return a=ap(function(){return ce(s,void 0,void 0,function(){var c;return le(this,function(l){switch(l.label){case 0:return c={},[4,r.iterator()];case 1:return[2,(c.value=l.sent(),c.done=!1,c)]}})})}),[2,v8(a.take(t))]})})},i)},n.prototype.skip=function(t){var e=this,r=this,i;return this.size!=null&&t>=0&&this.size>=t?i=this.size-t:this.size!=null&&(this.size<t||t===void 0||t<0)?i=0:i=null,an(function(){return ce(e,void 0,void 0,function(){return le(this,function(a){switch(a.label){case 0:return[4,r.iterator()];case 1:return[2,a.sent().skip(t)]}})})},i)},n.prototype.shuffle=function(t,e,r){var i=this;if(r===void 0&&(r=!0),t==null||t<0)throw this.size==null?new RangeError("`Dataset.shuffle()` requires bufferSize to be specified."):new RangeError("`Dataset.shuffle()` requires bufferSize to be specified.  If your data fits in main memory (for regular JS objects), and/or GPU memory (for `tf.Tensor`s), consider setting "+("bufferSize to the dataset size ("+this.size+" elements)"));var a=this,s=Aw(e||Ce.util.now().toString());return an(function(){return ce(i,void 0,void 0,function(){var o;return le(this,function(c){switch(c.label){case 0:return o=s.int32(),r&&(o+=s.int32()),[4,a.iterator()];case 1:return[2,c.sent().shuffle(t,o.toString())]}})})},this.size)},n.prototype.take=function(t){var e=this,r=this,i;return this.size!=null&&this.size>t?i=t:this.size!=null&&this.size<=t?i=this.size:i=null,an(function(){return ce(e,void 0,void 0,function(){return le(this,function(a){switch(a.label){case 0:return[4,r.iterator()];case 1:return[2,a.sent().take(t)]}})})},i)},n.prototype.toArray=function(){return ce(this,void 0,void 0,function(){return le(this,function(t){switch(t.label){case 0:if(this.size===Infinity)throw new Error("Can not convert infinite data stream to array.");return[4,this.iterator()];case 1:return[2,t.sent().toArray()]}})})},n.prototype.toArrayForTest=function(){return ce(this,void 0,void 0,function(){return le(this,function(t){switch(t.label){case 0:if(this.size===Infinity)throw new Error("Can not convert infinite data stream to array.");return[4,this.iterator()];case 1:return[2,t.sent().toArrayForTest()]}})})},n.MAX_BUFFER_SIZE=1e4,n}();function an(n,t){return t===void 0&&(t=null),new(function(e){Ge(r,e);function r(){var i=e!==null&&e.apply(this,arguments)||this;return i.size=t,i}return r.prototype.iterator=function(){return ce(this,void 0,void 0,function(){return le(this,function(i){return[2,n()]})})},r}(ys))}function O8(n){var t=this;return an(function(){return ce(t,void 0,void 0,function(){return le(this,function(e){return[2,Rw(n)]})})},n.length)}function E8(n){var t=this;if(!da(n))throw new Error("The argument to zip() must be an object or array.");var e;if(Array.isArray(n))for(var r=0;r<n.length;r++)e=e==null?n[r].size:Math.min(e,n[r].size);else if(n instanceof Object)for(var i in n)e=e==null?n[i].size:Math.min(e,n[i].size);return an(function(){return ce(t,void 0,void 0,function(){var a;return le(this,function(s){switch(s.label){case 0:return[4,_w(n,function(o){if(o instanceof ys)return{value:o.iterator(),recurse:!1};if(da(o))return{value:null,recurse:!0};throw new Error("Leaves of the structure passed to zip() must be Datasets, not primitives.")})];case 1:return a=s.sent(),[2,b8(a,Mr.SHORTEST)]}})})},e)}function R8(n){if(n===null)return null;var t=n[0];if(d8(t)){var e=D8(n);return{value:e,recurse:!1}}return{value:null,recurse:!0}}function D8(n){if(n.length===0)throw new Error("Can't make a batch of zero elements.");return n[0]instanceof Ce.Tensor?Ce.stack(n):Ce.tensor(n)}var kw=function(n){Ge(t,n);function t(e){var r=n.call(this)||this;return r.input=e,r}return t.prototype.iterator=function(){return ce(this,void 0,void 0,function(){var e,r,i;return le(this,function(a){switch(a.label){case 0:return[4,this.input.iterator()];case 1:return e=a.sent(),r=e.decodeUTF8(),i=r.split(`
`).map(function(s){return s.endsWith("\r")&&(s=s.slice(0,-1)),s}),[2,i]}})})},t}(ys);var uc='"',vs=Symbol("out"),Fw=Symbol("field"),hc=Symbol("quote"),op=Symbol("quoteafterquote"),Ww=Symbol("quoteinquote"),Uw=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.input=e,i.hasHeader=!0,i.fullColumnNames=null,i.columnNamesValidated=!1,i.columnConfigs=null,i.configuredColumnsOnly=!1,i.delimiter=",",i.delimWhitespace=!1,i.base=new kw(e),r||(r={}),i.hasHeader=!(r.hasHeader===!1),i.fullColumnNames=r.columnNames,i.columnConfigs=r.columnConfigs,i.configuredColumnsOnly=r.configuredColumnsOnly,r.delimWhitespace?(Ce.util.assert(r.delimiter==null,function(){return"Delimiter should not be provided when delimWhitespace is true."}),i.delimWhitespace=!0,i.delimiter=" "):i.delimiter=r.delimiter?r.delimiter:",",i}return t.prototype.columnNames=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){switch(e.label){case 0:return this.columnNamesValidated?[3,2]:[4,this.setColumnNames()];case 1:e.sent(),e.label=2;case 2:return[2,this.configuredColumnsOnly?Object.keys(this.columnConfigs):this.fullColumnNames]}})})},t.prototype.setColumnNames=function(){return ce(this,void 0,void 0,function(){var e,r,i,a,s,o,c,l=this;return le(this,function(u){switch(u.label){case 0:return[4,this.maybeReadHeaderLine()];case 1:if(e=u.sent(),!this.fullColumnNames&&!e)throw new Error("Column names must be provided if there is no header line.");if(this.fullColumnNames&&e&&Ce.util.assert(e.length===this.fullColumnNames.length,function(){return"The length of provided columnNames ("+l.fullColumnNames.length.toString()+") does not match the length of the header line read from file ("+e.length.toString()+")."}),this.fullColumnNames||(this.fullColumnNames=e),r=this.fullColumnNames.reduce(function(h,d){return h[d]=h[d]+1||1,h},{}),i=Object.keys(r).filter(function(h){return r[h]>1}),Ce.util.assert(i.length===0,function(){return"Duplicate column names found: "+i.toString()}),this.columnConfigs){for(a=0,s=Object.keys(this.columnConfigs);a<s.length;a++)if(o=s[a],c=this.fullColumnNames.indexOf(o),c===-1)throw new Error('The key "'+o+'" provided in columnConfigs does not match any of the column names ('+this.fullColumnNames.toString()+").")}return this.columnNamesValidated=!0,[2]}})})},t.prototype.maybeReadHeaderLine=function(){return ce(this,void 0,void 0,function(){var e,r,i,a;return le(this,function(s){switch(s.label){case 0:return this.hasHeader?[4,this.base.iterator()]:[3,3];case 1:return e=s.sent(),[4,e.next()];case 2:if(r=s.sent(),r.done)throw new Error("No data was found for CSV parsing.");return i=r.value,a=this.parseRow(i,!1),[2,a];case 3:return[2,null]}})})},t.prototype.iterator=function(){return ce(this,void 0,void 0,function(){var e,r=this;return le(this,function(i){switch(i.label){case 0:return this.columnNamesValidated?[3,2]:[4,this.setColumnNames()];case 1:i.sent(),i.label=2;case 2:return[4,this.base.iterator()];case 3:return e=i.sent(),this.hasHeader&&(e=e.skip(1)),[2,e.map(function(a){return r.makeDataElement(a)})]}})})},t.prototype.makeDataElement=function(e){for(var r=this.parseRow(e),i={},a={},s=0;s<this.fullColumnNames.length;s++){var o=this.fullColumnNames[s],c=this.columnConfigs?this.columnConfigs[o]:null;if(this.configuredColumnsOnly&&!c)continue;var l=r[s],u=null;if(l==="")if(c&&c.default!==void 0)u=c.default;else{if(c&&(c.required||c.isLabel))throw new Error("Required column "+o+" is empty in this line: "+e);u=void 0}else{var h=Number(l);if(isNaN(h))c&&c.dtype==="bool"?u=this.getBoolean(l):u=l;else if(!c||!c.dtype)u=h;else switch(c.dtype){case"float32":u=h;break;case"int32":u=Math.floor(h);break;case"bool":u=this.getBoolean(l);break;default:u=h}}c&&c.isLabel?a[o]=u:i[o]=u}return Object.keys(a).length===0?i:{xs:i,ys:a}},t.prototype.getBoolean=function(e){return e==="1"||e.toLowerCase()==="true"?1:0},t.prototype.parseRow=function(e,r){r===void 0&&(r=!0);for(var i=[],a=0,s=e.length,o=vs,c=0;c<s;c++)switch(o){case vs:switch(e.charAt(c)){case uc:a=c+1,o=hc;break;case this.delimiter:if(a=c+1,this.delimiter===" "&&this.delimWhitespace)break;i.push(""),o=vs;break;default:o=Fw,a=c;break}break;case Fw:switch(e.charAt(c)){case this.delimiter:i.push(e.substring(a,c)),o=vs,a=c+1;break}break;case hc:switch(e.charAt(c)){case uc:o=op;break}break;case op:switch(e.charAt(c)){case this.delimiter:i.push(e.substring(a,c-1)),o=vs,a=c+1;break;case uc:o=hc;break;default:o=Ww;break}break;case Ww:switch(e.charAt(c)){case uc:o=hc;break}break}if(o===op?i.push(e.substring(a,s-1)):i.push(e.substring(a)),r&&i.length!==this.fullColumnNames.length)throw new Error("Invalid row in csv file. Should have "+this.fullColumnNames.length+" elements in a row, but got "+i);return i},t}(ys);var k8=function(n){Ge(t,n);function t(e){var r=n.call(this)||this;r.microphoneConfig=e,r.isClosed=!1,r.fftSize=e.fftSize||1024;var i=Math.log2(r.fftSize);if(r.fftSize<0||i<4||i>14||!Number.isInteger(i))throw new Error("Invalid fftSize: it must be a power of 2 between "+("2 to 4 and 2 to 14, but got "+r.fftSize));if(r.numFrames=e.numFramesPerSpectrogram||43,r.sampleRateHz=e.sampleRateHz,r.columnTruncateLength=e.columnTruncateLength||r.fftSize,r.audioTrackConstraints=e.audioTrackConstraints,r.smoothingTimeConstant=e.smoothingTimeConstant||0,r.includeSpectrogram=!(e.includeSpectrogram===!1),r.includeWaveform=e.includeWaveform===!0,!r.includeSpectrogram&&!r.includeWaveform)throw new Error("Both includeSpectrogram and includeWaveform are false. At least one type of data should be returned.");return r}return t.prototype.summary=function(){return"microphone"},t.create=function(e){return e===void 0&&(e={}),ce(this,void 0,void 0,function(){var r;return le(this,function(i){switch(i.label){case 0:if(Ce.env().get("IS_NODE"))throw new Error("microphone API is only supported in browser environment.");return r=new t(e),[4,r.start()];case 1:return i.sent(),[2,r]}})})},t.prototype.start=function(){return ce(this,void 0,void 0,function(){var e,r,i,a;return le(this,function(s){switch(s.label){case 0:return s.trys.push([0,2,,3]),e=this,[4,navigator.mediaDevices.getUserMedia({audio:this.audioTrackConstraints==null?!0:this.audioTrackConstraints,video:!1})];case 1:return e.stream=s.sent(),[3,3];case 2:throw r=s.sent(),new Error("Error thrown while initializing video stream: "+r.message);case 3:if(!this.stream)throw new Error("Could not obtain audio from microphone.");if(i=window.AudioContext||window.webkitAudioContext,this.audioContext=new i,!this.sampleRateHz)this.sampleRateHz=this.audioContext.sampleRate;else if(this.audioContext.sampleRate!==this.sampleRateHz)throw new Error("Mismatch in sampling rate: "+("Expected: "+this.sampleRateHz+"; ")+("Actual: "+this.audioContext.sampleRate));return a=this.audioContext.createMediaStreamSource(this.stream),this.analyser=this.audioContext.createAnalyser(),this.analyser.fftSize=this.fftSize*2,this.analyser.smoothingTimeConstant=this.smoothingTimeConstant,a.connect(this.analyser),this.freqData=new Float32Array(this.fftSize),this.timeData=new Float32Array(this.fftSize),[2]}})})},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e,r,i,a,s;return le(this,function(o){switch(o.label){case 0:return this.isClosed?[2,{value:null,done:!0}]:[4,this.getAudioData()];case 1:return i=o.sent(),this.includeSpectrogram&&(a=this.flattenQueue(i.freqDataQueue),e=this.getTensorFromAudioDataArray(a,[this.numFrames,this.columnTruncateLength,1])),this.includeWaveform&&(s=this.flattenQueue(i.timeDataQueue),r=this.getTensorFromAudioDataArray(s,[this.numFrames*this.fftSize,1])),[2,{value:{spectrogram:e,waveform:r},done:!1}]}})})},t.prototype.capture=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){switch(e.label){case 0:return[4,this.next()];case 1:return[2,e.sent().value]}})})},t.prototype.getAudioData=function(){return ce(this,void 0,void 0,function(){var e,r,i,a=this;return le(this,function(s){return e=[],r=[],i=0,[2,new Promise(function(o){var c=setInterval(function(){a.includeSpectrogram&&(a.analyser.getFloatFrequencyData(a.freqData),a.freqData[0]===-Infinity&&o({freqDataQueue:e,timeDataQueue:r}),e.push(a.freqData.slice(0,a.columnTruncateLength))),a.includeWaveform&&(a.analyser.getFloatTimeDomainData(a.timeData),r.push(a.timeData.slice())),++i===a.numFrames&&(clearInterval(c),o({freqDataQueue:e,timeDataQueue:r}))},a.fftSize/a.sampleRateHz*1e3)})]})})},t.prototype.stop=function(){this.isClosed||(this.isClosed=!0,this.analyser.disconnect(),this.audioContext.close(),this.stream!=null&&this.stream.getTracks().length>0&&this.stream.getTracks()[0].stop())},t.prototype.toArray=function(){throw new Error("Can not convert infinite audio stream to array.")},t.prototype.getSampleRate=function(){return this.sampleRateHz},t.prototype.flattenQueue=function(e){var r=e[0].length,i=new Float32Array(e.length*r);return e.forEach(function(a,s){return i.set(a,s*r)}),i},t.prototype.getTensorFromAudioDataArray=function(e,r){var i=new Float32Array(Ce.util.sizeFromShape(r));return i.set(e,i.length-e.length),Ce.tensor(i,r)},t}(Ot);var F8=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;if(i.webcamVideoElement=e,i.webcamConfig=r,i.isClosed=!0,i.resize=!1,i.needToResize())if(i.resize=!0,i.cropSize=[i.webcamConfig.resizeHeight,i.webcamConfig.resizeWidth],i.cropBoxInd=Ce.tensor1d([0],"int32"),i.webcamConfig.centerCrop){var a=i.webcamConfig.resizeWidth*1/i.webcamVideoElement.width,s=i.webcamConfig.resizeHeight*1/i.webcamVideoElement.height,o=(1-a)/2,c=(1-s)/2,l=o+a,u=s+c;i.cropBox=Ce.tensor2d([c,o,u,l],[1,4])}else i.cropBox=Ce.tensor2d([0,0,1,1],[1,4]);return i}return t.prototype.summary=function(){return"webcam"},t.create=function(e,r){return r===void 0&&(r={}),ce(this,void 0,void 0,function(){var i;return le(this,function(a){switch(a.label){case 0:if(Ce.env().get("IS_NODE"))throw new Error("tf.data.webcam is only supported in browser environment.");if(!e){if(e=document.createElement("video"),!r.resizeWidth||!r.resizeHeight)throw new Error("Please provide webcam video element, or resizeWidth and resizeHeight to create a hidden video element.");e.width=r.resizeWidth,e.height=r.resizeHeight}return i=new t(e,r),[4,i.start()];case 1:return a.sent(),[2,i]}})})},t.prototype.start=function(){return ce(this,void 0,void 0,function(){var e,r,i=this;return le(this,function(a){switch(a.label){case 0:this.webcamConfig.facingMode&&Ce.util.assert(this.webcamConfig.facingMode==="user"||this.webcamConfig.facingMode==="environment",function(){return"Invalid webcam facing mode: "+i.webcamConfig.facingMode+". Please provide 'user' or 'environment'"}),a.label=1;case 1:return a.trys.push([1,3,,4]),e=this,[4,navigator.mediaDevices.getUserMedia({video:{deviceId:this.webcamConfig.deviceId,facingMode:this.webcamConfig.facingMode?this.webcamConfig.facingMode:"user",width:this.webcamVideoElement.width,height:this.webcamVideoElement.height}})];case 2:return e.stream=a.sent(),[3,4];case 3:throw r=a.sent(),r.message="Error thrown while initializing video stream: "+r.message,r;case 4:if(!this.stream)throw new Error("Could not obtain video from webcam.");try{this.webcamVideoElement.srcObject=this.stream}catch(s){console.log(s),this.webcamVideoElement.src=window.URL.createObjectURL(this.stream)}return this.webcamVideoElement.play(),this.isClosed=!1,[2,new Promise(function(s){i.webcamVideoElement.onloadedmetadata=function(){s()}})]}})})},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e;return le(this,function(r){if(this.isClosed)return[2,{value:null,done:!0}];try{e=Ce.browser.fromPixels(this.webcamVideoElement)}catch(i){throw new Error("Error thrown converting video to pixels: "+JSON.stringify(i))}if(this.resize)try{return[2,{value:this.cropAndResizeFrame(e),done:!1}]}catch(i){throw new Error("Error thrown cropping the video: "+i.message)}finally{e.dispose()}else return[2,{value:e,done:!1}];return[2]})})},t.prototype.needToResize=function(){return!!(this.webcamConfig.resizeWidth&&this.webcamConfig.resizeHeight&&(this.webcamVideoElement.width!==this.webcamConfig.resizeWidth||this.webcamVideoElement.height!==this.webcamConfig.resizeHeight))},t.prototype.cropAndResizeFrame=function(e){var r=this;return Ce.tidy(function(){var i=e.toFloat().expandDims(0),a;a=Ce.image.cropAndResize(i,r.cropBox,r.cropBoxInd,r.cropSize,"bilinear");var s=a.shape;return a.reshape(s.slice(1))})},t.prototype.capture=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){switch(e.label){case 0:return[4,this.next()];case 1:return[2,e.sent().value]}})})},t.prototype.stop=function(){var e=this.stream.getTracks();e.forEach(function(r){return r.stop()});try{this.webcamVideoElement.srcObject=null}catch(r){console.log(r),this.webcamVideoElement.src=null}this.isClosed=!0},t.prototype.toArray=function(){throw new Error("Can not convert infinite video stream to array.")},t}(Ot);var Bw=function(){function n(){}return n}();var zw=function(n){Ge(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.split=function(e){return new W8(this,e)},t}(Ot),W8=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.impl=new U8(e,r),i}return t.prototype.summary=function(){return this.impl.summary()},t.prototype.next=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){return[2,this.impl.next()]})})},t}(zw),U8=function(n){Ge(t,n);function t(e,r){var i=n.call(this)||this;return i.upstream=e,i.separator=r,i.carryover="",i}return t.prototype.summary=function(){return this.upstream.summary()+" -> Split('"+this.separator+"')"},t.prototype.pump=function(){return ce(this,void 0,void 0,function(){var e,r,i,a,s;return le(this,function(o){switch(o.label){case 0:return[4,this.upstream.next()];case 1:if(e=o.sent(),e.done)return this.carryover===""?[2,!1]:(this.outputQueue.push(this.carryover),this.carryover="",[2,!0]);for(r=e.value.split(this.separator),r[0]=this.carryover+r[0],i=0,a=r.slice(0,-1);i<a.length;i++)s=a[i],this.outputQueue.push(s);return this.carryover=r[r.length-1],[2,!0]}})})},t}(sp);var z8=function(n){Ge(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.decodeUTF8=function(){return new B8(this)},t}(Ot),B8=function(n){Ge(t,n);function t(e){var r=n.call(this)||this;return r.upstream=e,r.impl=new P8(e),r}return t.prototype.summary=function(){return this.impl.summary()},t.prototype.next=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){return[2,this.impl.next()]})})},t}(zw),P8=function(n){Ge(t,n);function t(e){var r=n.call(this)||this;if(r.upstream=e,Ce.env().get("IS_BROWSER"))r.decoder=new TextDecoder("utf-8");else{var i=require("string_decoder").StringDecoder;r.decoder=new i("utf8")}return r}return t.prototype.summary=function(){return this.upstream.summary()+" -> Utf8"},t.prototype.pump=function(){return ce(this,void 0,void 0,function(){var e,r,i;return le(this,function(a){switch(a.label){case 0:return[4,this.upstream.next()];case 1:return e=a.sent(),e.done?[2,!1]:(r=e.value,Ce.env().get("IS_BROWSER")?i=this.decoder.decode(r,{stream:!0}):i=this.decoder.write(Buffer.from(r.buffer)),this.outputQueue.push(i),[2,!0])}})})},t}(sp);var Pw=function(n){Ge(t,n);function t(e,r){r===void 0&&(r={});var i=n.call(this)||this;return i.file=e,i.options=r,Ce.util.assert(e instanceof Uint8Array||(Ce.env().get("IS_BROWSER")?e instanceof File||e instanceof Blob:!1),function(){return"FileChunkIterator only supports File, Blob and Uint8Array right now."}),i.offset=r.offset||0,i.chunkSize=r.chunkSize||1024*1024,i}return t.prototype.summary=function(){return"FileChunks "+this.file},t.prototype.next=function(){return ce(this,void 0,void 0,function(){var e,r,i=this;return le(this,function(a){switch(a.label){case 0:return this.offset>=(this.file instanceof Uint8Array?this.file.byteLength:this.file.size)?[2,{value:null,done:!0}]:(e=new Promise(function(s,o){var c=i.offset+i.chunkSize;if(i.file instanceof Uint8Array)s(new Uint8Array(i.file.slice(i.offset,c)));else{var l=new FileReader;l.onload=function(h){var d=l.result;if(d instanceof ArrayBuffer&&(d=new Uint8Array(d)),!(d instanceof Uint8Array))return o(new TypeError("FileReader returned unknown type."));s(d)},l.onabort=function(h){return o(new Error("Aborted"))},l.onerror=function(h){return o(new Error(h.type))};var u=i.file.slice(i.offset,c);l.readAsArrayBuffer(u)}i.offset=c}),r={},[4,e]);case 1:return[2,(r.value=a.sent(),r.done=!1,r)]}})})},t}(z8);function H8(n,t){return t===void 0&&(t={}),ce(this,void 0,void 0,function(){var e,r,i,a,s;return le(this,function(o){switch(o.label){case 0:return typeof n=="string"?e=n:(e=n.url,r=M8(n)),[4,Ce.util.fetch(e,r)];case 1:return i=o.sent(),i.ok?(s=Uint8Array.bind,[4,i.arrayBuffer()]):[3,3];case 2:return a=new(s.apply(Uint8Array,[void 0,o.sent()])),[2,new Pw(a,t)];case 3:throw new Error(i.statusText)}})})}var M8=function(n){var t={method:n.method,headers:n.headers,body:n.body,mode:n.mode,credentials:n.credentials,cache:n.cache,redirect:n.redirect,referrer:n.referrer,integrity:n.integrity};return t};function Mw(n){return typeof n=="string"&&n.substr(0,7)==="file://"}var Hw=function(n){Ge(t,n);function t(e,r){r===void 0&&(r={});var i=n.call(this)||this;return i.input=e,i.options=r,i}return t.prototype.iterator=function(){return ce(this,void 0,void 0,function(){var e;return le(this,function(r){return Mw(this.input)&&Ce.env().get("IS_NODE")&&(e=require("fs"),this.input=e.readFileSync(this.input.substr(7))),[2,new Pw(this.input,this.options)]})})},t}(Bw);var Vw=function(n){Ge(t,n);function t(e,r){r===void 0&&(r={});var i=n.call(this)||this;return i.url=e,i.fileOptions=r,i}return t.prototype.iterator=function(){return ce(this,void 0,void 0,function(){return le(this,function(e){return Mw(this.url)?[2,new Hw(this.url,this.fileOptions).iterator()]:[2,H8(this.url,this.fileOptions)]})})},t}(Bw);function V8(n,t){return t===void 0&&(t={}),new Uw(new Vw(n),t)}function q8(n){var t=this,e=ap(n);return an(function(){return ce(t,void 0,void 0,function(){return le(this,function(r){return[2,e]})})})}function G8(n){var t=this;return an(function(){return ce(t,void 0,void 0,function(){var e;return le(this,function(r){switch(r.label){case 0:return[4,n()];case 1:return e=r.sent(),[2,ap(function(){return e.next()})]}})})})}function Y8(n,t){return ce(this,void 0,void 0,function(){return le(this,function(e){return[2,F8.create(n,t)]})})}function j8(n){return ce(this,void 0,void 0,function(){return le(this,function(t){return[2,k8.create(n)]})})}var K8="2.7.0";Kt.CSVDataset=Uw;Kt.Dataset=ys;Kt.FileDataSource=Hw;Kt.TextLineDataset=kw;Kt.URLDataSource=Vw;Kt.array=O8;Kt.csv=V8;Kt.func=q8;Kt.generator=G8;Kt.microphone=j8;Kt.version_data=K8;Kt.webcam=Y8;Kt.zip=E8}),Yw=we((Gw,cp)=>{(function(n,t,e){function r(o){var c=this,l=s();c.next=function(){var u=2091639*c.s0+c.c*23283064365386963e-26;return c.s0=c.s1,c.s1=c.s2,c.s2=u-(c.c=u|0)},c.c=1,c.s0=l(" "),c.s1=l(" "),c.s2=l(" "),c.s0-=l(o),c.s0<0&&(c.s0+=1),c.s1-=l(o),c.s1<0&&(c.s1+=1),c.s2-=l(o),c.s2<0&&(c.s2+=1),l=null}function i(o,c){return c.c=o.c,c.s0=o.s0,c.s1=o.s1,c.s2=o.s2,c}function a(o,c){var l=new r(o),u=c&&c.state,h=l.next;return h.int32=function(){return l.next()*4294967296|0},h.double=function(){return h()+(h()*2097152|0)*11102230246251565e-32},h.quick=h,u&&(typeof u=="object"&&i(u,l),h.state=function(){return i(l,{})}),h}function s(){var o=4022871197,c=function(l){l=l.toString();for(var u=0;u<l.length;u++){o+=l.charCodeAt(u);var h=.02519603282416938*o;o=h>>>0,h-=o,h*=o,o=h>>>0,h-=o,o+=h*4294967296}return(o>>>0)*23283064365386963e-26};return c}t&&t.exports?t.exports=a:e&&e.amd?e(function(){return a}):this.alea=a})(Gw,typeof cp=="object"&&cp,typeof define=="function"&&define)}),Kw=we((jw,lp)=>{(function(n,t,e){function r(s){var o=this,c="";o.x=0,o.y=0,o.z=0,o.w=0,o.next=function(){var u=o.x^o.x<<11;return o.x=o.y,o.y=o.z,o.z=o.w,o.w^=o.w>>>19^u^u>>>8},s===(s|0)?o.x=s:c+=s;for(var l=0;l<c.length+64;l++)o.x^=c.charCodeAt(l)|0,o.next()}function i(s,o){return o.x=s.x,o.y=s.y,o.z=s.z,o.w=s.w,o}function a(s,o){var c=new r(s),l=o&&o.state,u=function(){return(c.next()>>>0)/4294967296};return u.double=function(){do var h=c.next()>>>11,d=(c.next()>>>0)/4294967296,p=(h+d)/(1<<21);while(p===0);return p},u.int32=c.next,u.quick=u,l&&(typeof l=="object"&&i(l,c),u.state=function(){return i(c,{})}),u}t&&t.exports?t.exports=a:e&&e.amd?e(function(){return a}):this.xor128=a})(jw,typeof lp=="object"&&lp,typeof define=="function"&&define)}),Xw=we(($w,up)=>{(function(n,t,e){function r(s){var o=this,c="";o.next=function(){var u=o.x^o.x>>>2;return o.x=o.y,o.y=o.z,o.z=o.w,o.w=o.v,(o.d=o.d+362437|0)+(o.v=o.v^o.v<<4^(u^u<<1))|0},o.x=0,o.y=0,o.z=0,o.w=0,o.v=0,s===(s|0)?o.x=s:c+=s;for(var l=0;l<c.length+64;l++)o.x^=c.charCodeAt(l)|0,l==c.length&&(o.d=o.x<<10^o.x>>>4),o.next()}function i(s,o){return o.x=s.x,o.y=s.y,o.z=s.z,o.w=s.w,o.v=s.v,o.d=s.d,o}function a(s,o){var c=new r(s),l=o&&o.state,u=function(){return(c.next()>>>0)/4294967296};return u.double=function(){do var h=c.next()>>>11,d=(c.next()>>>0)/4294967296,p=(h+d)/(1<<21);while(p===0);return p},u.int32=c.next,u.quick=u,l&&(typeof l=="object"&&i(l,c),u.state=function(){return i(c,{})}),u}t&&t.exports?t.exports=a:e&&e.amd?e(function(){return a}):this.xorwow=a})($w,typeof up=="object"&&up,typeof define=="function"&&define)}),Zw=we((Jw,hp)=>{(function(n,t,e){function r(s){var o=this;o.next=function(){var l=o.x,u=o.i,h,d,p;return h=l[u],h^=h>>>7,d=h^h<<24,h=l[u+1&7],d^=h^h>>>10,h=l[u+3&7],d^=h^h>>>3,h=l[u+4&7],d^=h^h<<7,h=l[u+7&7],h=h^h<<13,d^=h^h<<9,l[u]=d,o.i=u+1&7,d};function c(l,u){var h,d,p=[];if(u===(u|0))d=p[0]=u;else for(u=""+u,h=0;h<u.length;++h)p[h&7]=p[h&7]<<15^u.charCodeAt(h)+p[h+1&7]<<13;for(;p.length<8;)p.push(0);for(h=0;h<8&&p[h]===0;++h);for(h==8?d=p[7]=-1:d=p[h],l.x=p,l.i=0,h=256;h>0;--h)l.next()}c(o,s)}function i(s,o){return o.x=s.x.slice(),o.i=s.i,o}function a(s,o){s==null&&(s=+new Date);var c=new r(s),l=o&&o.state,u=function(){return(c.next()>>>0)/4294967296};return u.double=function(){do var h=c.next()>>>11,d=(c.next()>>>0)/4294967296,p=(h+d)/(1<<21);while(p===0);return p},u.int32=c.next,u.quick=u,l&&(l.x&&i(l,c),u.state=function(){return i(c,{})}),u}t&&t.exports?t.exports=a:e&&e.amd?e(function(){return a}):this.xorshift7=a})(Jw,typeof hp=="object"&&hp,typeof define=="function"&&define)}),eb=we((Qw,dp)=>{(function(n,t,e){function r(s){var o=this;o.next=function(){var l=o.w,u=o.X,h=o.i,d,p;return o.w=l=l+1640531527|0,p=u[h+34&127],d=u[h=h+1&127],p^=p<<13,d^=d<<17,p^=p>>>15,d^=d>>>12,p=u[h]=p^d,o.i=h,p+(l^l>>>16)|0};function c(l,u){var h,d,p,f,m,g=[],y=128;for(u===(u|0)?(d=u,u=null):(u=u+"\0",d=0,y=Math.max(y,u.length)),p=0,f=-32;f<y;++f)u&&(d^=u.charCodeAt((f+32)%u.length)),f===0&&(m=d),d^=d<<10,d^=d>>>15,d^=d<<4,d^=d>>>13,f>=0&&(m=m+1640531527|0,h=g[f&127]^=d+m,p=h==0?p+1:0);for(p>=128&&(g[(u&&u.length||0)&127]=-1),p=127,f=4*128;f>0;--f)d=g[p+34&127],h=g[p=p+1&127],d^=d<<13,h^=h<<17,d^=d>>>15,h^=h>>>12,g[p]=d^h;l.w=m,l.X=g,l.i=p}c(o,s)}function i(s,o){return o.i=s.i,o.w=s.w,o.X=s.X.slice(),o}function a(s,o){s==null&&(s=+new Date);var c=new r(s),l=o&&o.state,u=function(){return(c.next()>>>0)/4294967296};return u.double=function(){do var h=c.next()>>>11,d=(c.next()>>>0)/4294967296,p=(h+d)/(1<<21);while(p===0);return p},u.int32=c.next,u.quick=u,l&&(l.X&&i(l,c),u.state=function(){return i(c,{})}),u}t&&t.exports?t.exports=a:e&&e.amd?e(function(){return a}):this.xor4096=a})(Qw,typeof dp=="object"&&dp,typeof define=="function"&&define)}),nb=we((tb,pp)=>{(function(n,t,e){function r(s){var o=this,c="";o.next=function(){var u=o.b,h=o.c,d=o.d,p=o.a;return u=u<<25^u>>>7^h,h=h-d|0,d=d<<24^d>>>8^p,p=p-u|0,o.b=u=u<<20^u>>>12^h,o.c=h=h-d|0,o.d=d<<16^h>>>16^p,o.a=p-u|0},o.a=0,o.b=0,o.c=2654435769|0,o.d=1367130551,s===Math.floor(s)?(o.a=s/4294967296|0,o.b=s|0):c+=s;for(var l=0;l<c.length+20;l++)o.b^=c.charCodeAt(l)|0,o.next()}function i(s,o){return o.a=s.a,o.b=s.b,o.c=s.c,o.d=s.d,o}function a(s,o){var c=new r(s),l=o&&o.state,u=function(){return(c.next()>>>0)/4294967296};return u.double=function(){do var h=c.next()>>>11,d=(c.next()>>>0)/4294967296,p=(h+d)/(1<<21);while(p===0);return p},u.int32=c.next,u.quick=u,l&&(typeof l=="object"&&i(l,c),u.state=function(){return i(c,{})}),u}t&&t.exports?t.exports=a:e&&e.amd?e(function(){return a}):this.tychei=a})(tb,typeof pp=="object"&&pp,typeof define=="function"&&define)}),rb=we((SG,dc)=>{(function(n,t){var e=this,r=256,i=6,a=52,s="random",o=t.pow(r,i),c=t.pow(2,a),l=c*2,u=r-1,h;function d(b,S,x){var N=[];S=S==!0?{entropy:!0}:S||{};var I=g(m(S.entropy?[b,w(n)]:b==null?y():b,3),N),C=new p(N),O=function(){for(var D=C.g(i),F=o,k=0;D<c;)D=(D+k)*r,F*=r,k=C.g(1);for(;D>=l;)D/=2,F/=2,k>>>=1;return(D+k)/F};return O.int32=function(){return C.g(4)|0},O.quick=function(){return C.g(4)/4294967296},O.double=O,g(w(C.S),n),(S.pass||x||function(D,F,k,B){return B&&(B.S&&f(B,C),D.state=function(){return f(C,{})}),k?(t[s]=D,F):D})(O,I,"global"in S?S.global:this==t,S.state)}t["seed"+s]=d;function p(b){var S,x=b.length,N=this,I=0,C=N.i=N.j=0,O=N.S=[];for(x||(b=[x++]);I<r;)O[I]=I++;for(I=0;I<r;I++)O[I]=O[C=u&C+b[I%x]+(S=O[I])],O[C]=S;(N.g=function(D){for(var F,k=0,B=N.i,V=N.j,P=N.S;D--;)F=P[B=u&B+1],k=k*r+P[u&(P[B]=P[V=u&V+F])+(P[V]=F)];return N.i=B,N.j=V,k})(r)}function f(b,S){return S.i=b.i,S.j=b.j,S.S=b.S.slice(),S}function m(b,S){var x=[],N=typeof b,I;if(S&&N=="object")for(I in b)try{x.push(m(b[I],S-1))}catch(C){}return x.length?x:N=="string"?b:b+"\0"}function g(b,S){for(var x=b+"",N,I=0;I<x.length;)S[u&I]=u&(N^=S[u&I]*19)+x.charCodeAt(I++);return w(S)}function y(){try{var b;return h&&(b=h.randomBytes)?b=b(r):(b=new Uint8Array(r),(e.crypto||e.msCrypto).getRandomValues(b)),w(b)}catch(N){var S=e.navigator,x=S&&S.plugins;return[+new Date,e,x,e.screen,w(n)]}}function w(b){return String.fromCharCode.apply(0,b)}if(g(t.random(),n),typeof dc=="object"&&dc.exports){dc.exports=d;try{h=require("crypto")}catch(b){}}else typeof define=="function"&&define.amd&&define(function(){return d})})([],Math)}),ab=we((LG,ib)=>{var $8=Yw(),X8=Kw(),J8=Xw(),Z8=Zw(),Q8=eb(),e9=nb(),Li=rb();Li.alea=$8;Li.xor128=X8;Li.xorwow=J8;Li.xorshift7=Z8;Li.xor4096=Q8;Li.tychei=e9;ib.exports=Li}),zb=we(ws=>{"use strict";Object.defineProperty(ws,"__esModule",{value:!0});var L=di(),t9=ab();var fp=function(n,t){return fp=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,r){e.__proto__=r}||function(e,r){for(var i in r)r.hasOwnProperty(i)&&(e[i]=r[i])},fp(n,t)};function n9(n,t){fp(n,t);function e(){this.constructor=n}n.prototype=t===null?Object.create(t):(e.prototype=t.prototype,new e)}function sb(n,t,e,r){function i(a){return a instanceof e?a:new e(function(s){s(a)})}return new(e||(e=Promise))(function(a,s){function o(u){try{l(r.next(u))}catch(h){s(h)}}function c(u){try{l(r.throw(u))}catch(h){s(h)}}function l(u){u.done?a(u.value):i(u.value).then(o,c)}l((r=r.apply(n,t||[])).next())})}function ob(n,t){var e={label:0,sent:function(){if(a[0]&1)throw a[1];return a[1]},trys:[],ops:[]},r,i,a,s;return s={next:o(0),throw:o(1),return:o(2)},typeof Symbol=="function"&&(s[Symbol.iterator]=function(){return this}),s;function o(l){return function(u){return c([l,u])}}function c(l){if(r)throw new TypeError("Generator is already executing.");for(;e;)try{if(r=1,i&&(a=l[0]&2?i.return:l[0]?i.throw||((a=i.return)&&a.call(i),0):i.next)&&!(a=a.call(i,l[1])).done)return a;(i=0,a)&&(l=[l[0]&2,a.value]);switch(l[0]){case 0:case 1:a=l;break;case 4:return e.label++,{value:l[1],done:!1};case 5:e.label++,i=l[1],l=[0];continue;case 7:l=e.ops.pop(),e.trys.pop();continue;default:if(!(a=e.trys,a=a.length>0&&a[a.length-1])&&(l[0]===6||l[0]===2)){e=0;continue}if(l[0]===3&&(!a||l[1]>a[0]&&l[1]<a[3])){e.label=l[1];break}if(l[0]===6&&e.label<a[1]){e.label=a[1],a=l;break}if(a&&e.label<a[2]){e.label=a[2],e.ops.push(l);break}a[2]&&e.ops.pop(),e.trys.pop();continue}l=t.call(n,e)}catch(u){l=[6,u],i=0}finally{r=a=0}if(l[0]&5)throw l[1];return{value:l[0]?l[1]:void 0,done:!0}}}function ae(n,t){Array.isArray(n)||(n=[n]),n.forEach(function(e){e!=null&&L.util.assert(e.dtype!=="complex64",function(){return t+" does not support complex64 tensors in the CPU backend."})})}var r9=L.kernel_impls.nonMaxSuppressionV3Impl,i9=L.kernel_impls.split,a9=L.kernel_impls.tile,s9=L.kernel_impls.topkImpl,o9=L.kernel_impls.whereImpl,cb=function(n){n9(t,n);function t(){var e=n.call(this)||this;return e.blockSize=48,e.firstUse=!0,e.data=new L.DataStorage(e,L.engine()),e}return t.prototype.write=function(e,r,i){this.firstUse&&(this.firstUse=!1,L.env().get("IS_NODE")&&L.backend_util.warn(`
============================
Hi there \u{1F44B}. Looks like you are running TensorFlow.js in Node.js. To speed things up dramatically, install our node backend, which binds to TensorFlow C++, by running npm i @tensorflow/tfjs-node, or npm i @tensorflow/tfjs-node-gpu if you have CUDA. Then call require('@tensorflow/tfjs-node'); (-gpu suffix for CUDA) at the start of your program. Visit https://github.com/tensorflow/tfjs-node for more details.
============================`));var a={};return this.data.set(a,{values:e,dtype:i,refCount:1}),a},t.prototype.makeTensorInfo=function(e,r,i){var a;if(r==="string"&&i!=null&&i.length>0&&L.util.isString(i[0])){var s=i.map(function(o){return L.util.encodeString(o)});a=this.write(s,e,r)}else a=this.write(i,e,r);return{dataId:a,shape:e,dtype:r}},t.prototype.incRef=function(e){var r=this.data.get(e);r.refCount++},t.prototype.decRef=function(e){if(this.data.has(e)){var r=this.data.get(e);r.refCount--}},t.prototype.move=function(e,r,i,a){this.data.set(e,{values:r,dtype:a,refCount:1})},t.prototype.numDataIds=function(){return this.data.numDataIds()},t.prototype.read=function(e){return sb(this,void 0,void 0,function(){return ob(this,function(r){return[2,this.readSync(e)]})})},t.prototype.readSync=function(e){var r=this.data.get(e),i=r.dtype,a=r.complexTensorInfos;if(i==="complex64"){var s=this.readSync(a.real.dataId),o=this.readSync(a.imag.dataId);return L.backend_util.mergeRealAndImagArrays(s,o)}return this.data.get(e).values},t.prototype.bufferSync=function(e){var r=this.readSync(e.dataId),i=r;if(e.dtype==="string")try{i=r.map(function(a){return L.util.decodeString(a)})}catch(a){throw new Error("Failed to decode encoded string bytes into utf-8")}return L.buffer(e.shape,e.dtype,i)},t.prototype.makeOutput=function(e,r,i){var a=this.write(e,r,i);return L.engine().makeTensorFromDataId(a,r,i,this)},t.prototype.disposeData=function(e){if(this.data.has(e)){var r=this.data.get(e).complexTensorInfos;r!=null&&(this.disposeData(r.real.dataId),this.disposeData(r.imag.dataId)),this.data.delete(e)}},t.prototype.disposeIntermediateTensorInfo=function(e){var r=e.dataId;if(this.data.has(r)){var i=this.data.get(r);i.refCount--,i.refCount<1&&this.disposeData(r)}},t.prototype.time=function(e){return sb(this,void 0,void 0,function(){var r,i;return ob(this,function(a){return r=L.util.now(),e(),i=L.util.now()-r,[2,{kernelMs:i}]})})},t.prototype.memory=function(){return{unreliable:!0,reasons:["The reported memory is an upper bound. Due to automatic garbage collection, the true allocated memory may be less."]}},t.prototype.stridedSlice=function(e,r,i,a){ae(e,"stridedSlice");var s=L.slice_util.computeOutShape(r,i,a);if(s.some(function(p){return p===0}))return L.tensor([],s);for(var o=L.buffer(s,e.dtype),c=this.bufferSync(e),l=0;l<o.size;l++){for(var u=o.indexToLoc(l),h=new Array(u.length),d=0;d<h.length;d++)h[d]=u[d]*a[d]+r[d];o.set.apply(o,[c.get.apply(c,h)].concat(u))}return o.toTensor()},t.prototype.diag=function(e){for(var r=this.readSync(e.dataId),i=L.buffer([e.size,e.size],e.dtype),a=i.values,s=0;s<r.length;s++)a[s*e.size+s]=r[s];return i.toTensor()},t.prototype.unstack=function(e,r){for(var i=e.shape[r],a=new Array(e.rank-1),s=0,o=0;o<e.rank;o++)o!==r&&(a[s++]=e.shape[o]);var c=new Array(e.rank).fill(0),l=e.shape.slice();l[r]=1;for(var u=new Array(i),o=0;o<u.length;o++)c[r]=o,u[o]=L.slice(e,c,l).reshape(a);return u},t.prototype.reverse=function(e,r){ae(e,"reverse");for(var i=L.buffer(e.shape,e.dtype),a=this.bufferSync(e),s=function(c){var l=i.indexToLoc(c),u=l.slice();r.forEach(function(h){return u[h]=e.shape[h]-1-u[h]}),i.set.apply(i,[a.get.apply(a,u)].concat(l))},o=0;o<i.size;o++)s(o);return i.toTensor()},t.prototype.neg=function(e){return ae(e,"neg"),L.mul(L.scalar(-1),e)},t.prototype.addN=function(e){var r=this;ae(e,"addN");for(var i=e.map(function(u){return r.readSync(u.dataId)}),a=L.buffer(e[0].shape,e[0].dtype),s=a.values,o=0;o<e.length;o++)for(var c=i[o],l=0;l<s.length;l++)s[l]+=c[l];return a.toTensor()},t.prototype.softmax=function(e,r){var i=L.util.parseAxisParam([r],e.shape),a=L.max(e,i),s=L.backend_util.expandShapeToKeepDim(a.shape,i),o=L.sub(e,a.reshape(s)),c=L.exp(o),l=this.sum(c,i).reshape(s);return L.div(c,l)},t.prototype.pow=function(e,r){return ae([e,r],"pow"),this.broadcastedBinaryOp(e,r,e.dtype,function(i,a){return Math.pow(i,a)})},t.prototype.floorDiv=function(e,r){ae([e,r],"floorDiv");var i=function(s,o){return Math.floor(s/o)},a="int32";return this.broadcastedBinaryOp(e,r,a,i)},t.prototype.sum=function(e,r){ae(e,"sum"),L.backend_util.assertAxesAreInnerMostDims("sum",r,e.rank);for(var i=L.backend_util.computeOutAndReduceShapes(e.shape,r),a=i[0],s=i[1],o=L.upcastType(e.dtype,"int32"),c=L.zeros(a,o),l=L.util.sizeFromShape(s),u=this.readSync(c.dataId),h=this.readSync(e.dataId),d=0;d<u.length;++d){for(var p=d*l,f=0,m=0;m<l;++m)f+=h[p+m];u[d]=f}return c},t.prototype.prod=function(e,r){ae(e,"sum");for(var i=L.backend_util.computeOutAndReduceShapes(e.shape,r),a=i[0],s=i[1],o=L.upcastType(e.dtype,"int32"),c=L.zeros(a,o),l=L.util.sizeFromShape(s),u=this.readSync(c.dataId),h=this.readSync(e.dataId),d=0;d<u.length;++d){for(var p=d*l,f=1,m=0;m<l;++m)f*=h[p+m];u[d]=f}return c},t.prototype.unsortedSegmentSum=function(e,r,i){ae(e,"unsortedSegmentSum");for(var a=[],s=e.rank-r.rank,o=0;o<s;++o)r=r.expandDims(o+1);for(var o=0;o<i;++o){var c=L.scalar(o,"int32"),l=L.equal(c,r).asType("float32"),u=l.mul(e).sum(0);a.push(u)}return L.stack(a)},t.prototype.argMin=function(e,r){ae(e,"argMin");var i=[r];L.backend_util.assertAxesAreInnerMostDims("argMin",i,e.rank);for(var a=L.backend_util.computeOutAndReduceShapes(e.shape,i),s=a[0],o=a[1],c=L.zeros(s,"int32"),l=L.util.sizeFromShape(o),u=this.readSync(c.dataId),h=this.readSync(e.dataId),d=0;d<u.length;++d){for(var p=d*l,f=h[p],m=0,g=0;g<l;++g){var y=h[p+g];y<f&&(f=y,m=g)}u[d]=m}return c},t.prototype.argMax=function(e,r){ae(e,"argMax");var i=[r];L.backend_util.assertAxesAreInnerMostDims("argMax",i,e.rank);for(var a=L.backend_util.computeOutAndReduceShapes(e.shape,i),s=a[0],o=a[1],c=L.zeros(s,"int32"),l=L.util.sizeFromShape(o),u=this.readSync(c.dataId),h=this.readSync(e.dataId),d=0;d<u.length;++d){for(var p=d*l,f=h[p],m=0,g=0;g<l;++g){var y=h[p+g];y>f&&(f=y,m=g)}u[d]=m}return c},t.prototype.cumsum=function(e,r,i,a){if(ae(e,"cumsum"),r!==e.rank-1)throw new Error("backend.cumsum in CPU expects an inner-most axis="+(e.rank-1)+" "+("but got axis="+r));for(var s=L.upcastType(e.dtype,"int32"),o=L.zeros(e.shape,s),c=this.readSync(o.dataId),l=this.readSync(e.dataId),u=e.shape[e.rank-1],h=a?function(g,y){return g+u-y-1}:function(g,y){return g+y},d=0;d<l.length;d+=u)for(var p=0;p<u;p++){var f=h(d,p);if(p===0)c[f]=i?0:l[f];else{var m=h(d,p-1);c[f]=i?l[m]+c[m]:l[f]+c[m]}}return o},t.prototype.equal=function(e,r){return ae([e,r],"equal"),this.broadcastedBinaryOp(e,r,"bool",function(i,a){return i===a?1:0})},t.prototype.notEqual=function(e,r){return ae([e,r],"notEqual"),this.broadcastedBinaryOp(e,r,"bool",function(i,a){return i!==a?1:0})},t.prototype.less=function(e,r){return ae([e,r],"less"),this.broadcastedBinaryOp(e,r,"bool",function(i,a){return i<a?1:0})},t.prototype.lessEqual=function(e,r){return ae([e,r],"lessEqual"),this.broadcastedBinaryOp(e,r,"bool",function(i,a){return i<=a?1:0})},t.prototype.greater=function(e,r){return ae([e,r],"greater"),this.broadcastedBinaryOp(e,r,"bool",function(i,a){return i>a?1:0})},t.prototype.greaterEqual=function(e,r){return ae([e,r],"greaterEqual"),this.broadcastedBinaryOp(e,r,"bool",function(i,a){return i>=a?1:0})},t.prototype.logicalAnd=function(e,r){return ae([e,r],"logicalAnd"),this.broadcastedBinaryOp(e,r,"bool",function(i,a){return i&&a})},t.prototype.logicalOr=function(e,r){return ae([e,r],"logicalOr"),this.broadcastedBinaryOp(e,r,"bool",function(i,a){return i||a})},t.prototype.select=function(e,r,i){ae([e,r,i],"select");for(var a=this.readSync(e.dataId),s=this.readSync(r.dataId),o=this.readSync(i.dataId),c=L.zeros(r.shape,L.upcastType(r.dtype,i.dtype)),l=this.readSync(c.dataId),u=0,h=e.rank===0||e.rank>1||r.rank===1?1:L.util.sizeFromShape(r.shape.slice(1)),d=0;d<a.length;d++)for(var p=0;p<h;p++)a[d]===1?l[u++]=s[d]:l[u++]=o[d];return c},t.prototype.where=function(e){ae([e],"where");var r=this.readSync(e.dataId);return o9(e.shape,r)},t.prototype.topk=function(e,r,i){ae(e,"topk");var a=this.readSync(e.dataId);return s9(a,e.shape,e.dtype,r,i)},t.prototype.min=function(e,r){ae(e,"min"),L.backend_util.assertAxesAreInnerMostDims("min",r,e.rank);for(var i=L.backend_util.computeOutAndReduceShapes(e.shape,r),a=i[0],s=i[1],o=L.zeros(a,e.dtype),c=L.util.sizeFromShape(s),l=this.readSync(o.dataId),u=this.readSync(e.dataId),h=0;h<l.length;++h){for(var d=h*c,p=u[d],f=0;f<c;++f){var m=u[d+f];m<p&&(p=m)}l[h]=p}return o},t.prototype.minimum=function(e,r){return ae([e,r],"minimum"),this.broadcastedBinaryOp(e,r,e.dtype,function(i,a){return Math.min(i,a)})},t.prototype.mod=function(e,r){return ae([e,r],"mod"),this.broadcastedBinaryOp(e,r,e.dtype,function(i,a){var s=i%a;return i<0&&a<0||i>=0&&a>=0?s:(s+a)%a})},t.prototype.maximum=function(e,r){return ae([e,r],"maximum"),this.broadcastedBinaryOp(e,r,e.dtype,function(i,a){return Math.max(i,a)})},t.prototype.all=function(e,r){ae(e,"all"),L.backend_util.assertAxesAreInnerMostDims("all",r,e.rank);for(var i=L.backend_util.computeOutAndReduceShapes(e.shape,r),a=i[0],s=i[1],o=L.zeros(a,e.dtype),c=L.util.sizeFromShape(s),l=this.readSync(o.dataId),u=this.readSync(e.dataId),h=0;h<l.length;++h){for(var d=h*c,p=u[d],f=0;f<c;++f){var m=u[d+f];p=p&&m}l[h]=p}return o},t.prototype.any=function(e,r){ae(e,"any"),L.backend_util.assertAxesAreInnerMostDims("any",r,e.rank);for(var i=L.backend_util.computeOutAndReduceShapes(e.shape,r),a=i[0],s=i[1],o=L.zeros(a,e.dtype),c=L.util.sizeFromShape(s),l=this.readSync(o.dataId),u=this.readSync(e.dataId),h=0;h<l.length;++h){for(var d=h*c,p=u[d],f=0;f<c;++f){var m=u[d+f];p=p||m}l[h]=p}return o},t.prototype.squaredDifference=function(e,r){return ae([e,r],"squaredDifference"),this.broadcastedBinaryOp(e,r,e.dtype,function(i,a){var s=i-a;return s*s})},t.prototype.eluDer=function(e,r){ae([e,r],"eluDer");for(var i=new Float32Array(r.size),a=this.readSync(r.dataId),s=this.readSync(e.dataId),o=0;o<a.length;++o){var c=a[o];c>=1?i[o]=s[o]:i[o]=s[o]*(c+1)}return this.makeOutput(i,r.shape,"float32")},t.prototype.atan2=function(e,r){return ae([e,r],"atan2"),this.broadcastedBinaryOp(e,r,e.dtype,function(i,a){return Math.atan2(i,a)})},t.prototype.tile=function(e,r){return ae(e,"tile"),a9(this.bufferSync(e),r)},t.prototype.gather=function(e,r,i){ae([e,r],"gather");var a=e.shape.slice(),s=this.readSync(r.dataId);a[i]=s.length;for(var o=L.buffer(a,e.dtype),c=this.bufferSync(e),l=0;l<o.size;++l){var u=o.indexToLoc(l),h=u.slice();h[i]=s[u[i]];var d=c.locToIndex(h);o.values[l]=c.values[d]}return o.toTensor()},t.prototype.batchToSpaceND=function(e,r,i){ae([e],"batchToSpaceND");var a=r.reduce(function(h,d){return h*d}),s=L.backend_util.getReshaped(e.shape,r,a),o=L.backend_util.getPermuted(s.length,r.length),c=L.backend_util.getReshapedPermuted(e.shape,r,a),l=L.backend_util.getSliceBeginCoords(i,r.length),u=L.backend_util.getSliceSize(c,i,r.length);return L.transpose(e.reshape(s),o).reshape(c).slice(l,u)},t.prototype.pool3d=function(e,r,i){ae(e,"pool3d");for(var a=r.strideDepth,s=r.strideHeight,o=r.strideWidth,c=r.dilationDepth,l=r.dilationHeight,u=r.dilationWidth,h=r.effectiveFilterDepth,d=r.effectiveFilterHeight,p=r.effectiveFilterWidth,f=r.padInfo.front,m=r.padInfo.top,g=r.padInfo.left,y=i==="max"?Number.NEGATIVE_INFINITY:Number.POSITIVE_INFINITY,w=this.readSync(e.dataId),b=L.buffer(r.outShape,e.dtype),S=b.values,x=r.outShape[1]*r.outShape[2]*r.outShape[3]*r.outShape[4],N=r.outShape[2]*r.outShape[3]*r.outShape[4],I=r.outShape[3]*r.outShape[4],C=r.outShape[4],O=0;O<r.batchSize;++O)for(var D=O*x,F=O*e.strides[0],k=0;k<r.inChannels;++k)for(var B=0;B<r.outDepth;++B){for(var V=B*a-f,P=V;P<0;)P+=c;for(var q=Math.min(r.inDepth,h+V),K=D+B*N,G=0;G<r.outHeight;++G){for(var H=G*s-m,J=H;J<0;)J+=l;for(var $=Math.min(r.inHeight,d+H),ee=K+G*I,te=0;te<r.outWidth;++te){for(var ne=te*o-g,re=ne;re<0;)re+=u;for(var ie=Math.min(r.inWidth,p+ne),oe=ee+te*C,se=y,me=0,ye=0,ve=P;ve<q;ve+=c){for(var Ee=F+ve*e.strides[1],Be=J;Be<$;Be+=l){for(var We=Ee+Be*e.strides[2],je=re;je<ie;je+=u){var ze=We+je*e.strides[3],Ie=w[ze+k];if(i==="max"&&Ie>se?se=Ie:i==="avg"&&(me+=Ie,ye++),isNaN(se))break}if(isNaN(se))break}if(isNaN(se))break}var ue=oe+k;S[ue]=i==="avg"?me/ye:se}}}return b.toTensor()},t.prototype.avgPool3d=function(e,r){return ae(e,"avgPool3d"),this.pool3d(e,r,"avg").toFloat()},t.prototype.avgPool3dBackprop=function(e,r,i){ae([e,r],"avgPool3dBackprop");for(var a=i.strideDepth,s=i.strideHeight,o=i.strideWidth,c=i.filterDepth,l=i.filterHeight,u=i.filterWidth,h=i.dilationDepth,d=i.dilationHeight,p=i.dilationWidth,f=i.effectiveFilterDepth,m=i.effectiveFilterHeight,g=i.effectiveFilterWidth,y=f-1-i.padInfo.front,w=g-1-i.padInfo.left,b=m-1-i.padInfo.top,S=L.buffer(r.shape,"float32"),x=1/(c*l*u),N=this.bufferSync(e),I=0;I<i.batchSize;++I)for(var C=0;C<i.inChannels;++C)for(var O=0;O<i.inDepth;++O)for(var D=0;D<i.inHeight;++D)for(var F=0;F<i.inWidth;++F){for(var k=O-y,B=D-b,V=F-w,P=0,q=0;q<f;q+=h){var K=(k+q)/a;if(K<0||K>=i.outDepth||Math.floor(K)!==K)continue;for(var G=0;G<m;G+=d){var H=(B+G)/s;if(H<0||H>=i.outHeight||Math.floor(H)!==H)continue;for(var J=0;J<g;J+=p){var $=(V+J)/o;if($<0||$>=i.outWidth||Math.floor($)!==$)continue;var ee=N.get(I,K,H,$,C);P+=ee}}}S.set(P*x,I,O,D,F,C)}return S.toTensor()},t.prototype.maxPool3d=function(e,r){return ae(e,"maxPool3d"),this.pool3d(e,r,"max").toFloat()},t.prototype.maxPool3dPositions=function(e,r){for(var i=L.buffer(r.outShape,"int32"),a=r.strideDepth,s=r.strideHeight,o=r.strideWidth,c=r.dilationDepth,l=r.dilationHeight,u=r.dilationWidth,h=r.effectiveFilterDepth,d=r.effectiveFilterHeight,p=r.effectiveFilterWidth,f=r.padInfo.front,m=r.padInfo.top,g=r.padInfo.left,y=this.bufferSync(e),w=0;w<r.batchSize;++w)for(var b=0;b<r.inChannels;++b)for(var S=0;S<r.outDepth;++S){for(var x=S*a-f,N=x;N<0;)N+=c;for(var I=Math.min(r.inDepth,h+x),C=0;C<r.outHeight;++C){for(var O=C*s-m,D=O;D<0;)D+=l;for(var F=Math.min(r.inHeight,d+O),k=0;k<r.outWidth;++k){for(var B=k*o-g,V=B;V<0;)V+=u;for(var P=Math.min(r.inWidth,p+B),q=Number.NEGATIVE_INFINITY,K=-1,G=N;G<I;G+=c)for(var H=G-x,J=D;J<F;J+=l)for(var $=J-O,ee=V;ee<P;ee+=u){var te=ee-B,ne=y.get(w,G,J,ee,b);ne>=q&&(q=ne,K=H*d*p+$*d+te)}i.set(K,w,S,C,k,b)}}}return i.toTensor()},t.prototype.maxPool3dBackprop=function(e,r,i,a){ae([r,i],"maxPool3dBackprop");for(var s=this.maxPool3dPositions(r,a),o=a.strideDepth,c=a.strideHeight,l=a.strideWidth,u=a.dilationDepth,h=a.dilationHeight,d=a.dilationWidth,p=a.effectiveFilterDepth,f=a.effectiveFilterHeight,m=a.effectiveFilterWidth,g=p-1-a.padInfo.front,y=m-1-a.padInfo.left,w=f-1-a.padInfo.top,b=L.buffer(r.shape,"float32"),S=this.bufferSync(s),x=this.bufferSync(e),N=0;N<a.batchSize;++N)for(var I=0;I<a.inChannels;++I)for(var C=0;C<a.inDepth;++C)for(var O=0;O<a.inHeight;++O)for(var D=0;D<a.inWidth;++D){for(var F=C-g,k=O-w,B=D-y,V=0,P=0;P<p;P+=u){var q=(F+P)/o;if(q<0||q>=a.outDepth||Math.floor(q)!==q)continue;for(var K=0;K<f;K+=h){var G=(k+K)/c;if(G<0||G>=a.outHeight||Math.floor(G)!==G)continue;for(var H=0;H<m;H+=d){var J=(B+H)/l;if(J<0||J>=a.outWidth||Math.floor(J)!==J)continue;var $=p*f*m-1-S.get(N,q,G,J,I),ee=P*f*m+K*m+H,te=$===ee?1:0;if(te===0)continue;var ne=x.get(N,q,G,J,I);V+=ne*te}}}b.set(V,N,C,O,D,I)}return b.toTensor()},t.prototype.resizeBilinear=function(e,r,i,a){ae(e,"resizeBilinear");for(var s=e.shape,o=s[0],c=s[1],l=s[2],u=s[3],h=this.readSync(e.dataId),d=new Float32Array(L.util.sizeFromShape([o,r,i,u])),p=[a&&r>1?c-1:c,a&&i>1?l-1:l],f=[a&&r>1?r-1:r,a&&i>1?i-1:i],m=0,g=p[0]/f[0],y=p[1]/f[1],w=0;w<o;w++)for(var b=0;b<r;b++)for(var S=g*b,x=Math.floor(S),N=S-x,I=Math.min(c-1,Math.ceil(S)),C=w*e.strides[0]+x*e.strides[1],O=w*e.strides[0]+I*e.strides[1],D=0;D<i;D++)for(var F=y*D,k=Math.floor(F),B=F-k,V=Math.min(l-1,Math.ceil(F)),P=C+k*e.strides[2],q=O+k*e.strides[2],K=C+V*e.strides[2],G=O+V*e.strides[2],H=0;H<u;H++){var J=h[P+H],$=h[q+H],ee=h[K+H],te=h[G+H],ne=J+(ee-J)*B,re=$+(te-$)*B,ie=ne+(re-ne)*N;d[m++]=ie}return L.tensor(d,[o,r,i,u])},t.prototype.resizeBilinearBackprop=function(e,r,i){ae([e,r],"resizeBilinearBackprop");for(var a=r.shape,s=a[0],o=a[1],c=a[2],l=a[3],u=e.shape,h=u[1],d=u[2],p=new Float32Array(s*o*c*l),f=[i&&h>1?o-1:o,i&&d>1?c-1:c],m=[i&&h>1?h-1:h,i&&d>1?d-1:d],g=f[0]/m[0],y=f[1]/m[1],w=this.readSync(e.dataId),b=0,S=0;S<s;S++)for(var x=S*r.strides[0],N=0;N<h;N++)for(var I=N*g,C=Math.floor(I),O=Math.min(Math.ceil(I),o-1),D=x+C*r.strides[1],F=x+O*r.strides[1],k=I-C,B=1-k,V=0;V<d;V++)for(var P=V*y,q=Math.floor(P),K=Math.min(Math.ceil(P),c-1),G=P-q,H=1-G,J=D+q*r.strides[2],$=D+K*r.strides[2],ee=F+q*r.strides[2],te=F+K*r.strides[2],ne=B*H,re=B*G,ie=k*H,oe=k*G,se=0;se<l;se++){var me=w[b++];p[J+se]+=me*ne,p[$+se]+=me*re,p[ee+se]+=me*ie,p[te+se]+=me*oe}return L.tensor4d(p,[s,c,o,l],r.dtype)},t.prototype.resizeNearestNeighbor=function(e,r,i,a){ae(e,"resizeNearestNeighbor");for(var s=e.shape,o=s[0],c=s[1],l=s[2],u=s[3],h=this.readSync(e.dataId),d=new Float32Array(o*r*i*u),p=[a&&r>1?c-1:c,a&&i>1?l-1:l],f=[a&&r>1?r-1:r,a&&i>1?i-1:i],m=p[0]/f[0],g=p[1]/f[1],y=0,w=0;w<o;w++)for(var b=w*e.strides[0],S=0;S<r;S++)for(var x=m*S,N=Math.min(c-1,a?Math.round(x):Math.floor(x)),I=b+N*e.strides[1],C=0;C<i;C++)for(var O=g*C,D=Math.min(l-1,a?Math.round(O):Math.floor(O)),F=I+D*e.strides[2],k=0;k<u;k++){var B=h[F+k];d[y++]=B}return L.tensor(d,[o,r,i,u],e.dtype)},t.prototype.resizeNearestNeighborBackprop=function(e,r,i){ae([e,r],"resizeNearestNeighborBackprop");for(var a=r.shape,s=a[0],o=a[1],c=a[2],l=a[3],u=e.shape,h=u[1],d=u[2],p=new Float32Array(s*o*c*l),f=this.readSync(e.dataId),m=[i&&h>1?o-1:o,i&&d>1?c-1:c],g=[i&&h>1?h-1:h,i&&d>1?d-1:d],y=m[0]/g[0],w=m[1]/g[1],b=1/y,S=1/w,x=Math.ceil(b)*2+2,N=Math.ceil(S)*2+2,I=0;I<s;I++)for(var C=I*r.strides[0],O=0;O<o;O++)for(var D=C+O*r.strides[1],F=Math.floor(O*b),k=Math.floor(F-x/2),B=0;B<c;B++)for(var V=D+B*r.strides[2],P=Math.floor(B*S),q=Math.floor(P-N/2),K=0;K<l;K++){for(var G=0,H=0;H<x;H++){var J=H+k;if(J<0||J>=h)continue;var $=C+J*e.strides[1],ee=J*y,te=Math.min(o-1,i?Math.round(ee):Math.floor(ee));if(O!==te)continue;for(var ne=0;ne<N;ne++){var re=ne+q;if(re<0||re>=d)continue;var ie=$+re*e.strides[2],oe=re*w,se=Math.min(c-1,i?Math.round(oe):Math.floor(oe));B===se&&(G+=f[ie+K])}}p[V+K]=G}return L.tensor4d(p,r.shape,r.dtype)},t.prototype.localResponseNormalization4D=function(e,r,i,a,s){ae(e,"localResponseNormalization4D");var o=e.shape[3],c=o-1,l=this.readSync(e.dataId),u=e.size,h=new Float32Array(u);function d(g){for(var y=g%o,w=g-y+Math.max(0,y-r),b=g-y+Math.min(y+r,c),S=0;w<=b;w++){var x=l[w];S+=x*x}return S}for(var p=0;p<u;p++){var f=d(p),m=l[p]*Math.pow(i+a*f,-s);h[p]=m}return L.tensor4d(h,e.shape)},t.prototype.LRNGrad=function(e,r,i,a,s,o,c){ae(e,"LRNGrad");for(var l=e.shape[3],u=this.readSync(e.dataId),h=this.readSync(r.dataId),d=this.readSync(i.dataId),p=new Float32Array(e.size),f=e.size,m=0;m<f;m++){for(var g=m%l,y=m-g+Math.max(0,g-a),w=m-g+Math.min(l,g+a+1),b=0,S=y;S<w;S++)b+=Math.pow(h[S],2);b=o*b+s;for(var S=y;S<w;S++){var x=-2*o*c*h[S]*d[m]/b;m===S&&(x+=Math.pow(b,-c)),x*=u[m],p[S]+=x}}return L.tensor4d(p,e.shape)},t.prototype.multinomial=function(e,r,i,a){ae(e,"multinomial");for(var s=r?e:L.softmax(e),o=s.shape[0],c=s.shape[1],l=L.zeros([o,i],"int32"),u=this.readSync(l.dataId),h=this.readSync(s.dataId),d=0;d<o;++d){var p=d*c,f=new Float32Array(c-1);f[0]=h[p];for(var m=1;m<f.length;++m)f[m]=f[m-1]+h[p+m];for(var g=t9.alea(a.toString()),y=d*i,w=0;w<i;++w){var b=g();u[y+w]=f.length;for(var S=0;S<f.length;S++)if(b<f[S]){u[y+w]=S;break}}}return l},t.prototype.oneHot=function(e,r,i,a){ae(e,"oneHot");var s=new Float32Array(e.size*r);s.fill(a);for(var o=this.readSync(e.dataId),c=0;c<e.size;++c)o[c]>=0&&o[c]<r&&(s[c*r+o[c]]=i);return L.tensor2d(s,[e.size,r],"int32")},t.prototype.nonMaxSuppression=function(e,r,i,a,s){ae(e,"nonMaxSuppression");var o=this.readSync(e.dataId),c=this.readSync(r.dataId);return r9(o,c,i,a,s)},t.prototype.depthToSpace=function(e,r,i){L.util.assert(i==="NHWC",function(){return"Only NHWC dataFormat supported on CPU for depthToSpace. Got "+i}),L.util.assert(r>1,function(){return"blockSize should be > 1 for depthToSpace, but was: "+r});for(var a=e.shape[0],s=e.shape[1],o=e.shape[2],c=e.shape[3],l=s*r,u=o*r,h=c/(r*r),d=this.readSync(e.dataId),p=new Float32Array(a*l*u*h),f=0,m=0;m<a;++m)for(var g=0;g<l;++g)for(var y=Math.floor(g/r),w=g%r,b=0;b<u;++b)for(var S=Math.floor(b/r),x=b%r,N=(w*r+x)*h,I=0;I<h;++I){var C=I+N,O=C+c*(S+o*(y+s*m));p[f++]=d[O]}return L.tensor4d(p,[a,l,u,h])},t.prototype.broadcastedBinaryOp=function(e,r,i,a){var s=L.backend_util.assertAndGetBroadcastShape(e.shape,r.shape),o=L.buffer(s,i),c=this.readSync(e.dataId),l=this.readSync(r.dataId),u=L.backend_util.getBroadcastDims(e.shape,s),h=L.backend_util.getBroadcastDims(r.shape,s),d=o.values;if(u.length+h.length===0)for(var p=0;p<d.length;++p)d[p]=a(c[p%c.length],l[p%l.length]);else for(var f=this.bufferSync(e),m=this.bufferSync(r),g=function(y){var w=o.indexToLoc(y),b=w.slice(-e.rank);u.forEach(function(I){return b[I]=0});var S=f.locToIndex(b),x=w.slice(-r.rank);h.forEach(function(I){return x[I]=0});var N=m.locToIndex(x);d[y]=a(c[S],l[N])},p=0;p<d.length;++p)g(p);return o.toTensor()},t.prototype.split=function(e,r,i){return i9(e,r,i)},t.prototype.dispose=function(){},t.prototype.floatPrecision=function(){return 32},t.prototype.epsilon=function(){return n.prototype.epsilon.call(this)},t.prototype.cropAndResize=function(e,r,i,a,s,o){for(var c=e.shape,l=c[0],u=c[1],h=c[2],d=c[3],p=r.shape[0],f=a[0],m=a[1],g=L.buffer([p,f,m,d],"float32"),y=this.readSync(r.dataId),w=this.readSync(i.dataId),b=this.readSync(e.dataId),S=e.strides,x=g.strides,N=0;N<p;N++){var I=N*4,C=y[I],O=y[I+1],D=y[I+2],F=y[I+3],k=w[N];if(k>=l)continue;for(var B=f>1?(D-C)*(u-1)/(f-1):0,V=m>1?(F-O)*(h-1)/(m-1):0,P=0;P<f;P++){var q=f>1?C*(u-1)+P*B:.5*(C+D)*(u-1);if(q<0||q>u-1){for(var K=0;K<m;K++)for(var G=0;G<d;G++){var H=G+K*x[2]+P*x[1]+N*x[0];g.values[H]=o}continue}if(s==="bilinear")for(var J=Math.floor(q),$=Math.ceil(q),ee=q-J,K=0;K<m;K++){var te=m>1?O*(h-1)+K*V:.5*(O+F)*(h-1);if(te<0||te>h-1){for(var G=0;G<d;G++){var H=G+K*x[2]+P*x[1]+N*x[0];g.values[H]=o}continue}for(var ne=Math.floor(te),re=Math.ceil(te),ie=te-ne,G=0;G<d;G++){var H=G+ne*S[2]+J*S[1]+k*S[0],oe=b[H];H=G+re*S[2]+J*S[1]+k*S[0];var se=b[H];H=G+ne*S[2]+$*S[1]+k*S[0];var me=b[H];H=G+re*S[2]+$*S[1]+k*S[0];var ye=b[H],ve=oe+(se-oe)*ie,Ee=me+(ye-me)*ie;H=G+K*x[2]+P*x[1]+N*x[0],g.values[H]=ve+(Ee-ve)*ee}}else for(var K=0;K<m;++K){var te=m>1?O*(h-1)+K*V:.5*(O+F)*(h-1);if(te<0||te>h-1){for(var G=0;G<d;G++){var H=G+K*x[2]+P*x[1]+N*x[0];g.values[H]=o}continue}for(var Be=Math.round(te),We=Math.round(q),G=0;G<d;G++){var je=G+Be*S[2]+We*S[1]+k*S[0],ze=G+K*x[2]+P*x[1]+N*x[0];g.values[ze]=b[je]}}}}return g.toTensor()},t.prototype.sparseToDense=function(e,r,i,a){var s=L.backend_util.calculateShapes(r,e,i),o=s.sliceRank,c=s.numUpdates,l=s.sliceSize,u=s.strides,h=s.outputSize,d=!1;return this.scatter(e,r,i,h,l,c,o,u,a,d)},t.prototype.gatherND=function(e,r){var i=r.shape,a=i[i.length-1],s=L.backend_util.prepareAndValidate(e,r),o=s[0],c=s[1],l=s[2],u=s[3];if(c===0)return L.tensor([],o,e.dtype);for(var h=new L.TensorBuffer([c,l],e.dtype),d=this.readSync(r.dataId),p=this.readSync(e.dataId),f=0;f<c;f++){for(var m=[],g=0,y=0;y<a;y++){var w=d[f*a+y];g+=w*u[y],m.push(w)}if(g<0||g>=e.size/l)throw new Error("Invalid indices: "+m+" does not index into "+e.shape);for(var b=0;b<l;b++)h.values[f*l+b]=p[g*l+b]}return h.toTensor().reshape(o)},t.prototype.scatterND=function(e,r,i){var a=L.backend_util.calculateShapes(r,e,i),s=a.sliceRank,o=a.numUpdates,c=a.sliceSize,l=a.strides,u=a.outputSize,h=L.scalar(0),d=!0;return this.scatter(e,r,i,u,c,o,s,l,h,d)},t.prototype.onesLike=function(e){if(e.dtype==="string")throw new Error("onesLike is not supported for string tensors");return L.fill(e.shape,1,e.dtype)},t.prototype.zerosLike=function(e){var r=L.util.getArrayFromDType(e.dtype,L.util.sizeFromShape(e.shape));return this.makeOutput(r,e.shape,e.dtype)},t.prototype.linspace=function(e,r,i){return L.backend_util.linspaceImpl(e,r,i)},t.prototype.scatter=function(e,r,i,a,s,o,c,l,u,h){var d=[a/s,s],p=this.readSync(e.dataId),f=this.readSync(r.dataId);if(a===0)return L.tensor([],i,r.dtype);var m=new L.TensorBuffer(d,r.dtype);m.values.fill(this.readSync(u.dataId)[0]);for(var g=0;g<o;g++){for(var y=[],w=0,b=0;b<c;b++){var S=p[g*c+b];y.push(S),w+=S*l[b]}if(w<0||w>=a/s)throw new Error("Invalid indices: "+y+" does not index into "+i);for(var x=0;x<s;x++)h?m.values[w*s+x]+=f[g*s+x]:m.values[w*s+x]=r.rank===0?f[0]:f[g*s+x]}return m.toTensor().reshape(i)},t}(L.KernelBackend);function lb(n){for(var t=new Float32Array(n.length),e=0;e<n.length;++e)t[e]=Math.abs(n[e]);return t}var c9=function(n){var t=n.inputs.x,e=n.backend,r=new Float32Array(L.util.sizeFromShape(t.shape));if(t.dtype!=="complex64"){var i=e.data.get(t.dataId).values;r=lb(i)}else for(var a=e.data.get(t.dataId),s=a.complexTensorInfos.real,o=a.complexTensorInfos.imag,c=e.data.get(s.dataId).values,l=e.data.get(o.dataId).values,u=0;u<c.length;u++){var h=c[u],d=l[u];r[u]=Math.hypot(h,d)}return e.makeOutput(r,t.shape,"float32")},l9={kernelName:L.Abs,backendName:"cpu",kernelFunc:c9};function Hr(n){return function(t,e,r,i,a){var s=L.backend_util.assertAndGetBroadcastShape(t,e),o=s.length,c=L.util.computeStrides(s),l=L.util.sizeFromShape(s),u=L.util.getTypedArrayFromDType(a,l),h=t.length,d=e.length,p=L.util.computeStrides(t),f=L.util.computeStrides(e),m=L.backend_util.getBroadcastDims(t,s),g=L.backend_util.getBroadcastDims(e,s);if(m.length+g.length===0)for(var y=0;y<u.length;++y)u[y]=n(r[y%r.length],i[y%i.length]);else for(var w=function(b){var S=L.util.indexToLoc(b,o,c),x=S.slice(-h);m.forEach(function(O){return x[O]=0});var N=L.util.locToIndex(x,h,p),I=S.slice(-d);g.forEach(function(O){return I[O]=0});var C=L.util.locToIndex(I,d,f);u[b]=n(r[N],i[C])},y=0;y<u.length;++y)w(y);return[u,s]}}function On(n){var t=n.inputs,e=n.backend,r=t.real,i=t.imag,a=e.data.get(r.dataId).values,s=e.data.get(i.dataId).values,o=e.makeTensorInfo(r.shape,"complex64"),c=e.data.get(o.dataId);return c.complexTensorInfos={real:e.makeTensorInfo(r.shape,"float32",a),imag:e.makeTensorInfo(i.shape,"float32",s)},o}var u9={kernelName:L.Complex,backendName:"cpu",kernelFunc:On};function Ii(n){var t=n.inputs,e=n.backend,r=t.x;return e.incRef(r.dataId),{dataId:r.dataId,shape:r.shape,dtype:r.dtype}}var h9={kernelName:L.Identity,backendName:"cpu",kernelFunc:Ii};function bs(n){var t=n.inputs,e=n.backend,r=t.input,i=e.data.get(r.dataId).complexTensorInfos.real,a=e.data.get(i.dataId).values;return e.makeTensorInfo(i.shape,i.dtype,a)}var d9={kernelName:L.Real,backendName:"cpu",kernelFunc:bs};function xs(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=r.dtype;if(a==="complex64"){if(i.dtype==="complex64")return Ii({inputs:{x:i},backend:e});var s=L.zeros(i.shape),o=xs({inputs:{x:i},backend:e,attrs:{dtype:"float32"}}),c=On({inputs:{real:o,imag:s},backend:e});return s.dispose(),e.disposeIntermediateTensorInfo(o),c}if(i.dtype==="complex64"){var l=bs({inputs:{input:i},backend:e}),c=xs({inputs:{x:l},backend:e,attrs:{dtype:a}});return e.disposeIntermediateTensorInfo(l),c}if(!L.util.hasEncodingLoss(i.dtype,a)){var c=Ii({inputs:{x:i},backend:e});return{dataId:c.dataId,shape:c.shape,dtype:a}}if(a==="int32"){var u=e.data.get(i.dataId).values,h=Int32Array.from(u);return e.makeTensorInfo(i.shape,"int32",h)}if(a==="bool"){var d=e.data.get(i.dataId).values,p=L.util.toTypedArray([0],i.dtype),f=Hr(function(y,w){return y!==w?1:0})(i.shape,[],d,p,"bool"),m=f[0],g=f[1];return e.makeTensorInfo(g,"bool",m)}throw new Error("Error in Cast: failed to cast "+i.dtype+" to "+a)}var p9={kernelName:L.Cast,backendName:"cpu",kernelFunc:xs};function pa(n,t,e,r){return e==null?function(i){var a=i.inputs,s=i.backend,o=a,c=o.a,l=o.b,u=s;ae([c,l],n);var h=u.data.get(c.dataId).values,d=u.data.get(l.dataId).values,p=r||c.dtype,f=t(c.shape,l.shape,h,d,p),m=f[0],g=f[1];return u.makeTensorInfo(g,p,m)}:function(i){var a=i.inputs,s=i.backend,o=a,c=o.a,l=o.b,u=s;if(c.dtype==="complex64"||l.dtype==="complex64"){var h=xs({inputs:{x:c},backend:u,attrs:{dtype:"complex64"}}),d=u.data.get(h.dataId),p=d.complexTensorInfos.real,f=d.complexTensorInfos.imag,m=u.data.get(p.dataId).values,g=u.data.get(f.dataId).values,y=xs({inputs:{x:l},backend:u,attrs:{dtype:"complex64"}}),w=u.data.get(y.dataId),b=w.complexTensorInfos.real,S=w.complexTensorInfos.imag,x=u.data.get(b.dataId).values,N=u.data.get(S.dataId).values,I=e(c.shape,l.shape,m,g,x,N),C=I[0],O=I[1],D=I[2],F=u.makeTensorInfo(D,"float32",C),k=u.makeTensorInfo(D,"float32",O),B=On({inputs:{real:F,imag:k},backend:u});return u.disposeIntermediateTensorInfo(h),u.disposeIntermediateTensorInfo(y),u.disposeIntermediateTensorInfo(F),u.disposeIntermediateTensorInfo(k),B}else{var V=u.data.get(c.dataId).values,P=u.data.get(l.dataId).values,q=r||c.dtype,K=t(c.shape,l.shape,V,P,q),G=K[0],D=K[1];return u.makeTensorInfo(D,q,G)}}}function mp(n){return function(t,e,r,i,a,s){var o=L.backend_util.assertAndGetBroadcastShape(t,e),c=L.util.sizeFromShape(o),l=o.length,u=L.util.computeStrides(o),h=L.util.getTypedArrayFromDType("float32",c),d=L.util.getTypedArrayFromDType("float32",c),p=L.backend_util.getBroadcastDims(t,o),f=L.backend_util.getBroadcastDims(e,o),m=L.backend_util.mergeRealAndImagArrays(r,i),g=L.backend_util.mergeRealAndImagArrays(a,s),y=t.length,w=L.util.computeStrides(t),b=e.length,S=L.util.computeStrides(e);if(p.length+f.length===0)for(var x=0;x<h.length;x++){var N=x%m.length,I=x%g.length,C=n(m[N*2],m[N*2+1],g[I*2],g[I*2+1]);h[x]=C.real,d[x]=C.imag}else for(var O=function(D){var F=L.util.indexToLoc(D,l,u),k=F.slice(-y);p.forEach(function(K){return k[K]=0});var B=L.util.locToIndex(k,y,w),V=F.slice(-b);f.forEach(function(K){return V[K]=0});var P=L.util.locToIndex(V,b,S),q=n(m[B*2],m[B*2+1],g[P*2],g[P*2+1]);h[D]=q.real,d[D]=q.imag},x=0;x<h.length;x++)O(x);return[h,d,o]}}var ub=Hr(function(n,t){return n+t}),f9=mp(function(n,t,e,r){return{real:n+e,imag:t+r}}),Ss=pa(L.Add,ub,f9),m9={kernelName:L.Add,backendName:"cpu",kernelFunc:Ss};function fa(n){return function(t,e,r){for(var i=L.util.getTypedArrayFromDType(e,t.length),a=0;a<t.length;++a)i[a]=n(t[a],r);return i}}function Ke(n,t,e){return function(r){var i=r.inputs,a=r.attrs,s=r.backend,o=i.x;if(ae(o,n),o.dtype==="string"||e==="string")throw new Error("unaryKernelFunc does not support string input/output");for(var c=s,l=c.data.get(o.dataId).values,u=L.util.sizeFromShape(o.shape),h=e||o.dtype,d=L.util.getArrayFromDType(h,u),p=0;p<u;++p)d[p]=t(l[p],a);return c.makeTensorInfo(o.shape,h,d)}}function ma(n,t,e){return function(r){var i=r.inputs,a=r.attrs,s=r.backend,o=i.x;if(ae(o,n),o.dtype==="string"||e==="string")throw new Error("unaryKernelFunc does not support string input/output");var c=s,l=c.data.get(o.dataId).values,u=e||o.dtype,h=t(l,u,a);return c.makeTensorInfo(o.shape,u,h)}}var hb=fa(function(n){return Math.ceil(n)}),g9=ma(L.Ceil,hb),y9={kernelName:L.Ceil,backendName:"cpu",kernelFunc:g9};var db=fa(function(n){return Math.exp(n)}),v9=ma(L.Exp,db),w9={kernelName:L.Exp,backendName:"cpu",kernelFunc:v9};var pb=fa(function(n){return Math.expm1(n)}),b9=ma(L.Expm1,pb),x9={kernelName:L.Expm1,backendName:"cpu",kernelFunc:b9};var fb=fa(function(n){return Math.floor(n)}),S9=ma(L.Floor,fb),L9={kernelName:L.Floor,backendName:"cpu",kernelFunc:S9};var mb=fa(function(n){return Math.log(n)}),I9=ma(L.Log,mb),A9={kernelName:L.Log,backendName:"cpu",kernelFunc:I9};function gb(n,t,e,r){for(var i=L.util.getTypedArrayFromDType(r,L.util.sizeFromShape(e)),a=0;a<i.length;++a){for(var s=a*t,o=n[s],c=0;c<t;++c){var l=n[s+c];l>o&&(o=l)}i[a]=o}return i}var yb=Hr(function(n,t){return n*t}),T9=mp(function(n,t,e,r){return{real:n*e-t*r,imag:n*r+t*e}}),vb=pa(L.Multiply,yb,T9),N9={kernelName:L.Multiply,backendName:"cpu",kernelFunc:vb};var wb=Hr(function(n,t){return n!==t?1:0}),_9=pa(L.NotEqual,wb,null,"bool"),C9={kernelName:L.NotEqual,backendName:"cpu",kernelFunc:_9};var bb=fa(function(n){return 1/Math.sqrt(n)}),R9=ma(L.Rsqrt,bb),O9={kernelName:L.Rsqrt,backendName:"cpu",kernelFunc:R9};function xb(n,t,e,r,i){var a=L.slice_util.isSliceContinous(r,t,e),s=L.util.sizeFromShape(e),o=L.util.computeStrides(r);if(a){var c=L.slice_util.computeFlatOffset(t,o);return n.subarray(c,c+s)}for(var l=L.util.getTypedArrayFromDType(i,s),u=0;u<s;++u){var h=e.length,d=L.util.computeStrides(e),p=L.util.indexToLoc(u,h,d),f=p.map(function(g,y){return g+t[y]}),m=L.util.locToIndex(f,r.length,o);l[u]=n[m]}return l}function gp(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=r.begin,s=r.size;ae(i,"slice");var o=L.slice_util.parseSliceParams(i,a,s),c=o[0],l=o[1];L.slice_util.assertParamsValid(i,c,l);var u=e.data.get(i.dataId).values,h=xb(u,c,l,i.shape,i.dtype);return e.makeTensorInfo(l,i.dtype,h)}var E9={kernelName:L.Slice,backendName:"cpu",kernelFunc:gp};var Sb=Hr(function(n,t){var e=n-t;return e*e}),D9=pa(L.SquaredDifference,Sb),k9={kernelName:L.SquaredDifference,backendName:"cpu",kernelFunc:D9};var Lb=Hr(function(n,t){return n-t}),F9=mp(function(n,t,e,r){return{real:n-e,imag:t-r}}),Ib=pa(L.Sub,Lb,F9),W9={kernelName:L.Sub,backendName:"cpu",kernelFunc:Ib};function yp(n,t,e,r,i){for(var a=t.length,s=L.util.sizeFromShape(t),o=L.util.computeStrides(t),c=L.util.computeStrides(i),l=L.util.getTypedArrayFromDType(e,L.util.sizeFromShape(i)),u=0;u<s;++u){for(var h=L.util.indexToLoc(u,a,o),d=new Array(h.length),p=0;p<d.length;p++)d[p]=h[r[p]];var f=L.util.locToIndex(d,a,c);l[f]=n[u]}return l}function Ab(n,t,e,r){for(var i=L.util.parseAxisParam(t,e)[0],a=[1,e[0],1],s=0;s<i;s++)a[0]*=e[s];a[1]=e[i];for(var s=i+1;s<e.length;s++)a[2]*=e[s];for(var o={},c=new Int32Array(e[i]),l=new L.TensorBuffer(a,r,n),u=[],h=a[0]===1&&a[2]===1,s=0;s<e[i];s++){var d=void 0;if(h)d=n[s].toString();else{for(var p=[],f=0;f<a[0];f++)for(var m=0;m<a[2];m++)p.push(l.get(f,s,m));d=p.join(",")}if(o[d]!==void 0)c[s]=o[d];else{var g=Object.keys(o).length;o[d]=g,c[s]=g,u.push(s)}}var y=a.slice();y[1]=Object.keys(o).length;var w=new L.TensorBuffer(y,r);u.forEach(function(S,x){for(var N=0;N<a[0];N++)for(var I=0;I<a[2];I++)w.set(l.get(N,S,I),N,x,I)});var b=e.slice();return b[i]=y[1],{outputValues:w.values,outputShape:b,indices:c}}var U9={__proto__:null,simpleAbsImpl:lb,addImpl:ub,ceilImpl:hb,expImpl:db,expm1Impl:pb,floorImpl:fb,logImpl:mb,maxImpl:gb,multiplyImpl:yb,notEqualImpl:wb,rsqrtImpl:bb,sliceImpl:xb,squaredDifferenceImpl:Sb,subImpl:Lb,transposeImpl:yp,uniqueImpl:Ab};var B9="2.7.0";L.registerBackend("cpu",function(){return new cb},1);var Tb=Ke(L.Elu,function(n){return n>=0?n:Math.exp(n)-1}),z9={kernelName:L.Elu,backendName:"cpu",kernelFunc:Tb};var P9=Hr(function(n,t){return n<0?t*n:n});function Nb(n){var t=n.inputs,e=n.backend,r=t.x,i=t.alpha;ae([r,i],"prelu");var a=e.data.get(r.dataId).values,s=e.data.get(i.dataId).values,o=P9(r.shape,i.shape,a,s,r.dtype),c=o[0],l=o[1];return e.makeTensorInfo(l,r.dtype,c)}var M9={kernelName:L.Prelu,backendName:"cpu",kernelFunc:Nb};var _b=Ke(L.Relu,function(n){return Math.max(0,n)}),H9={kernelName:L.Relu,backendName:"cpu",kernelFunc:_b};var Cb=Ke(L.Relu6,function(n){return Math.min(Math.max(0,n),6)}),V9={kernelName:L.Relu6,backendName:"cpu",kernelFunc:Cb};function vp(n,t,e,r){if(e==="linear")return Ii({inputs:{x:t},backend:n});if(e==="relu")return _b({inputs:{x:t},backend:n});if(e==="elu")return Tb({inputs:{x:t},backend:n});if(e==="relu6")return Cb({inputs:{x:t},backend:n});if(e==="prelu")return Nb({inputs:{x:t,alpha:r},backend:n});throw new Error("Activation "+e+" has not been implemented for the CPU backend.")}function Gn(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=r.shape,s=L.util.sizeFromShape(i.shape),o=L.util.inferFromImplicitShape(a,s),c=L.util.sizeFromShape(o);L.util.assert(s===c,function(){return"The new shape ("+o+") has "+c+" elements and the old "+("shape ("+i.shape+") has "+s+" elements. The new shape and old ")+"shape must have the same number of elements."}),e.incRef(i.dataId);var l=e.data.get(i.dataId);if(l.complexTensorInfos!=null){var u=l.complexTensorInfos.real,h=l.complexTensorInfos.imag;u.shape=o,h.shape=o}return{dataId:i.dataId,shape:o,dtype:i.dtype}}var q9={kernelName:L.Reshape,backendName:"cpu",kernelFunc:Gn};function Rb(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.a,a=t.b,s=r.transposeA,o=r.transposeB;ae([i,a],"matMul");var c=i.shape.length,l=a.shape.length,u=s?i.shape[c-2]:i.shape[c-1],h=o?a.shape[l-1]:a.shape[l-2],d=s?i.shape[c-1]:i.shape[c-2],p=o?a.shape[l-2]:a.shape[l-1],f=i.shape.slice(0,-2),m=a.shape.slice(0,-2),g=L.util.sizeFromShape(f),y=L.util.sizeFromShape(m),w=g===y||g===1||y===1;L.util.assert(c>=2&&l>=2&&w,function(){return"Error in matMul: the input batch dimensions must either be the same or at least one input batch dimension must be 1. Got input "+("batch dimensions of ("+f+") and ("+m+").")});var b=g>y?i.shape.slice(0,-2):a.shape.slice(0,-2),S=b.concat([d,p]);L.util.assert(u===h,function(){return"Error in matMul: inner shapes ("+u+") and ("+(h+") of Tensors with shapes "+i.shape+" and ")+(a.shape+" and transposeA="+s)+(" and transposeB="+o+" must match.")});for(var x=s?[g,u,d]:[g,d,u],N=o?[y,p,h]:[y,h,p],I=Gn({inputs:{x:i},backend:e,attrs:{shape:x}}),C=Gn({inputs:{x:a},backend:e,attrs:{shape:N}}),O=s?I.shape[1]:I.shape[2],D=s?I.shape[2]:I.shape[1],F=o?C.shape[1]:C.shape[2],k=Math.max(g,y),B=e.data.get(I.dataId).values,V=e.data.get(C.dataId).values,P=L.util.computeStrides(I.shape),q=L.util.computeStrides(C.shape),K=s?[P[0],1,P[1]]:[P[0],P[1],1],G=K[0],H=K[1],J=K[2],$=o?[1,q[1],q[0]]:[q[1],1,q[0]],ee=$[0],te=$[1],ne=$[2],re=D*F,ie=L.buffer([k,D,F],I.dtype),oe=ie.values,se=e.blockSize,me=0;me<k;me++)for(var ye=0;ye<D;ye+=se)for(var ve=0;ve<F;ve+=se)for(var Ee=0;Ee<O;Ee+=se)for(var Be=Math.min(ye+se,D),We=Math.min(ve+se,F),je=Math.min(Ee+se,O),ze=ye;ze<Be;ze++)for(var Ie=ve;Ie<We;Ie++){for(var ue=0,Qe=Ee;Qe<je;Qe++){var ft=Math.min(me,g-1)*G,He=Math.min(me,y-1)*ne,Et=B[ft+ze*H+Qe*J],ht=V[Qe*ee+Ie*te+He];ue+=Et*ht}oe[me*re+(ze*F+Ie)]+=ue}return e.disposeIntermediateTensorInfo(I),e.disposeIntermediateTensorInfo(C),e.makeTensorInfo(S,ie.dtype,ie.values)}var G9={kernelName:L.BatchMatMul,backendName:"cpu",kernelFunc:Rb};function Y9(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.a,a=t.b,s=t.bias,o=t.preluActivationWeights,c=r.transposeA,l=r.transposeB,u=r.activation,h,d,p,f=[],m=Rb({inputs:{a:i,b:a},attrs:{transposeA:c,transposeB:l},backend:e});h=m,s&&(d=Ss({inputs:{a:h,b:s},backend:e}),f.push(h),h=d),u&&(p=vp(e,h,u,o),f.push(h),h=p);for(var g=0,y=f;g<y.length;g++){var w=y[g];e.disposeIntermediateTensorInfo(w)}return h}var j9={kernelName:L._FusedMatMul,backendName:"cpu",kernelFunc:Y9};var K9=Ke(L.Acos,function(n){return Math.acos(n)}),$9={kernelName:L.Acos,backendName:"cpu",kernelFunc:K9};var X9=Ke(L.Acosh,function(n){return Math.acosh(n)}),J9={kernelName:L.Acosh,backendName:"cpu",kernelFunc:X9};var Z9=Ke(L.Asin,function(n){return Math.asin(n)}),Q9={kernelName:L.Asin,backendName:"cpu",kernelFunc:Z9};var eF=Ke(L.Asinh,function(n){return Math.asinh(n)}),tF={kernelName:L.Asinh,backendName:"cpu",kernelFunc:eF};var nF=Ke(L.Atan,function(n){return Math.atan(n)}),rF={kernelName:L.Atan,backendName:"cpu",kernelFunc:nF};var iF=Ke(L.Atanh,function(n){return Math.atanh(n)}),aF={kernelName:L.Atanh,backendName:"cpu",kernelFunc:iF};function wp(n,t,e,r,i,a){for(var s=i.strideHeight,o=i.strideWidth,c=i.dilationHeight,l=i.dilationWidth,u=i.effectiveFilterHeight,h=i.effectiveFilterWidth,d=i.padInfo.top,p=i.padInfo.left,f=a==="max"?Number.NEGATIVE_INFINITY:Number.POSITIVE_INFINITY,m=L.buffer(i.outShape,e),g=m.values,y=i.outShape[1]*i.outShape[2]*i.outShape[3],w=i.outShape[2]*i.outShape[3],b=i.outShape[3],S=0;S<i.batchSize;++S)for(var x=S*y,N=S*r[0],I=0;I<i.inChannels;++I)for(var C=0;C<i.outHeight;++C)for(var O=C*s-d,D=Math.max(0,O),F=Math.min(i.inHeight,u+O),k=x+C*w,B=0;B<i.outWidth;++B){for(var V=B*o-p,P=Math.max(0,V),q=Math.min(i.inWidth,h+V),K=f,G=0,H=0,J=D;J<F;J+=c){for(var $=N+J*r[1],ee=P;ee<q;ee+=l){var te=$+ee*r[2],ne=n[te+I];a==="max"&&ne>K?K=ne:a==="avg"&&(G+=ne,H++)}if(isNaN(K))break}var re=k+B*b+I;g[re]=a==="avg"?G/H:K}return m}function Ob(n,t,e,r,i,a){i===void 0&&(i=!1),a===void 0&&(a=!1);for(var s=L.buffer(r.outShape,"int32"),o=r.strideHeight,c=r.strideWidth,l=r.dilationHeight,u=r.dilationWidth,h=r.effectiveFilterHeight,d=r.effectiveFilterWidth,p=r.padInfo.top,f=r.padInfo.left,m=L.buffer(t,e,n),g=0;g<r.batchSize;++g)for(var y=0;y<r.inChannels;++y)for(var w=0;w<r.outHeight;++w){for(var b=w*o-p,S=b;S<0;)S+=l;for(var x=Math.min(r.inHeight,h+b),N=0;N<r.outWidth;++N){for(var I=N*c-f,C=I;C<0;)C+=u;for(var O=Math.min(r.inWidth,d+I),D=Number.NEGATIVE_INFINITY,F=-1,k=S;k<x;k+=l)for(var B=k-b,V=C;V<O;V+=u){var P=V-I,q=m.get(g,k,V,y);q>D&&(D=q,i?F=a?((g*r.inHeight+k)*r.inWidth+V)*r.inChannels+y:(k*r.inWidth+V)*r.inChannels+y:F=B*d+P)}s.set(F,g,w,N,y)}}return s}function sF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x;ae(i,"avgPool");var a=r.filterSize,s=r.strides,o=r.pad,c=r.dimRoundingMode,l=1;L.util.assert(L.backend_util.eitherStridesOrDilationsAreOne(s,l),function(){return"Error in avgPool: Either strides or dilations must be 1. "+("Got strides "+s+" and dilations '"+l+"'")});var u=L.backend_util.computePool2DInfo(i.shape,a,s,l,o,c),h;if(u.filterWidth===1&&u.filterHeight===1&&L.util.arraysEqual(u.inShape,u.outShape))h=Ii({inputs:{x:i},backend:e});else{var d=e.data.get(i.dataId).values,p=L.util.computeStrides(i.shape),f=wp(d,i.shape,i.dtype,p,u,"avg");h=e.makeTensorInfo(u.outShape,i.dtype,f.values)}return h}var oF={kernelName:L.AvgPool,backendName:"cpu",kernelFunc:sF};function cF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.dy,a=t.input,s=a;ae([i,a],"avgPoolBackprop");for(var o=r.filterSize,c=r.strides,l=r.pad,u=L.backend_util.computePool2DInfo(s.shape,o,c,1,l),h=u.strideHeight,d=u.strideWidth,p=u.filterHeight,f=u.filterWidth,m=u.dilationHeight,g=u.dilationWidth,y=u.effectiveFilterHeight,w=u.effectiveFilterWidth,b=w-1-u.padInfo.left,S=y-1-u.padInfo.top,x=L.buffer(s.shape,"float32"),N=1/(p*f),I=e.data.get(i.dataId).values,C=L.buffer(i.shape,"float32",I),O=0;O<u.batchSize;++O)for(var D=0;D<u.inChannels;++D)for(var F=0;F<u.inHeight;++F)for(var k=0;k<u.inWidth;++k){for(var B=F-S,V=k-b,P=0,q=0;q<y;q+=m){var K=(B+q)/h;if(K<0||K>=u.outHeight||Math.floor(K)!==K)continue;for(var G=0;G<w;G+=g){var H=(V+G)/d;if(H<0||H>=u.outWidth||Math.floor(H)!==H)continue;var J=C.get(O,K,H,D);P+=J}}x.set(P*N,O,F,k,D)}return e.makeTensorInfo(x.shape,x.dtype,x.values)}var lF={kernelName:L.AvgPoolBackprop,backendName:"cpu",kernelFunc:cF};function uF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.scale,s=t.offset,o=t.mean,c=t.variance;L.util.assert(o.shape.length===c.shape.length,function(){return"Batch normalization gradient requires mean and variance to have equal ranks."}),L.util.assert(s==null||o.shape.length===s.shape.length,function(){return"Batch normalization gradient requires mean and offset to have equal ranks."}),L.util.assert(a==null||o.shape.length===a.shape.length,function(){return"Batch normalization gradient requires mean and scale to have equal ranks."}),ae([i,o,c,a,s],"batchNorm");var l=r.varianceEpsilon;l==null&&(l=.001);for(var u=e.data.get(i.dataId).values,h=e.data.get(o.dataId).values,d=e.data.get(c.dataId).values,p=a?e.data.get(a.dataId).values:new Float32Array([1]),f=s?e.data.get(s.dataId).values:new Float32Array([0]),m=new Float32Array(u.length),g=f.length,y=p.length,w=d.length,b=h.length,S=0,x=0,N=0,I=0,C=0;C<u.length;++C)m[C]=f[S++]+(u[C]-h[x++])*p[N++]/Math.sqrt(d[I++]+l),S>=g&&(S=0),x>=b&&(x=0),N>=y&&(N=0),I>=w&&(I=0);return e.makeTensorInfo(i.shape,i.dtype,m)}var hF={kernelName:L.FusedBatchNorm,backendName:"cpu",kernelFunc:uF};var dF=Ke(L.ClipByValue,function(n,t){var e=t;return n>e.clipValueMax?e.clipValueMax:n<e.clipValueMin?e.clipValueMin:n}),pF={kernelName:L.ClipByValue,backendName:"cpu",kernelFunc:dF};function pc(n){var t=n.inputs,e=n.backend,r=t.input,i=e.data.get(r.dataId).complexTensorInfos.imag,a=e.data.get(i.dataId).values;return e.makeTensorInfo(i.shape,i.dtype,a)}var fF={kernelName:L.Imag,backendName:"cpu",kernelFunc:pc};function Ls(n){var t=n.inputs,e=n.backend,r=n.attrs,i=r.axis,a=L.util.parseAxisParam(i,t[0].shape)[0],s=L.backend_util.computeOutShape(t.map(function(S){return S.shape}),a);if(L.util.sizeFromShape(s)===0)return e.makeTensorInfo(s,t[0].dtype,[]);var o=t.filter(function(S){return L.util.sizeFromShape(S.shape)>0});if(o.length===1)return o[0];var c=o.map(function(S){return S.shape});if(L.backend_util.assertParamsConsistent(c,a),o[0].dtype==="complex64"){var l=o.map(function(S){return bs({inputs:{input:S},backend:e})}),u=o.map(function(S){return pc({inputs:{input:S},backend:e})}),h=Ls({inputs:l,backend:e,attrs:{axis:a}}),d=Ls({inputs:u,backend:e,attrs:{axis:a}}),p=On({inputs:{real:h,imag:d},backend:e});return l.forEach(function(S){return e.disposeIntermediateTensorInfo(S)}),u.forEach(function(S){return e.disposeIntermediateTensorInfo(S)}),e.disposeIntermediateTensorInfo(h),e.disposeIntermediateTensorInfo(d),p}var f=o.map(function(S){var x=L.util.sizeFromShape(S.shape.slice(a)),N=[-1,x];return Gn({inputs:{x:S},backend:e,attrs:{shape:N}})});s=L.backend_util.computeOutShape(f.map(function(S){return S.shape}),1);var m=L.util.getTypedArrayFromDType(o[0].dtype,L.util.sizeFromShape(s));if(f[0].shape[0]===1){var g=0;f.forEach(function(S){var x=e.data.get(S.dataId).values,N=L.util.sizeFromShape(S.shape);m.set(x,g),g+=N})}else{var y=0;f.forEach(function(S){for(var x=e.data.get(S.dataId).values,N=0,I=0;I<S.shape[0];++I)for(var C=I*s[1]+y,O=0;O<S.shape[1];++O)m[C+O]=x[N++];y+=S.shape[1]})}var w=L.backend_util.computeOutShape(o.map(function(S){return S.shape}),a),b=e.makeTensorInfo(w,t[0].dtype,m);return f.forEach(function(S){return e.disposeIntermediateTensorInfo(S)}),b}var mF={kernelName:L.Concat,backendName:"cpu",kernelFunc:Ls};function Eb(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.filter,s=r.strides,o=r.pad,c=r.dataFormat,l=r.dilations,u=r.dimRoundingMode;ae([i,a],"conv2d");for(var h=L.backend_util.convertConv2DDataFormat(c),d=L.backend_util.computeConv2DInfo(i.shape,a.shape,s,l,o,u,!1,h),p=d.filterHeight,f=d.filterWidth,m=d.dilationHeight,g=d.dilationWidth,y=d.padInfo.left,w=d.padInfo.top,b=d.dataFormat==="channelsLast",S=new L.TensorBuffer(d.outShape,i.dtype),x=L.util.computeStrides(i.shape),N=L.util.computeStrides(a.shape),I=x[0],C=b?x[1]:x[2],O=b?x[2]:1,D=b?1:x[1],F=S.strides[0],k=b?S.strides[1]:S.strides[2],B=b?S.strides[2]:1,V=b?1:S.strides[1],P=e.data.get(i.dataId).values,q=e.data.get(a.dataId).values,K=S.values,G=0;G<d.batchSize;++G)for(var H=G*I,J=G*F,$=0;$<d.outHeight;++$)for(var ee=J+$*k,te=$*d.strideHeight-w,ne=0;ne<p;++ne){var re=te+ne*m;if(re<0||re>=d.inHeight)continue;for(var ie=ne*N[0],oe=H+re*C,se=0;se<d.outWidth;++se)for(var me=ee+se*B,ye=se*d.strideWidth-y,ve=0;ve<f;++ve){var Ee=ye+ve*g;if(Ee<0||Ee>=d.inWidth)continue;for(var Be=ie+ve*N[1],We=oe+Ee*O,je=Be,ze=0;ze<d.inChannels;++ze){for(var Ie=P[We+ze*D],ue=0;ue<d.outChannels;++ue)K[me+ue*V]+=Ie*q[je+ue];je+=d.outChannels}}}return e.makeTensorInfo(S.shape,S.dtype,K)}var gF={kernelName:L.Conv2D,backendName:"cpu",kernelFunc:Eb};function yF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.dy,s=r.strides,o=r.pad,c=r.dataFormat,l=r.dimRoundingMode,u=r.filterShape;ae([i,a],"conv2dBackpropFilter");for(var h=L.backend_util.convertConv2DDataFormat(c),d=L.backend_util.computeConv2DInfo(i.shape,u,s,1,o,l,!1,h),p=d.strideHeight,f=d.strideWidth,m=d.filterHeight,g=d.filterWidth,y=d.dataFormat==="channelsLast",w=new L.TensorBuffer(d.filterShape,"float32"),b=d.padInfo.left,S=d.padInfo.top,x=e.data.get(i.dataId).values,N=e.data.get(a.dataId).values,I=new L.TensorBuffer(i.shape,i.dtype,x),C=new L.TensorBuffer(a.shape,a.dtype,N),O=0;O<m;++O)for(var D=Math.max(0,Math.ceil((S-O)/p)),F=Math.min(d.outHeight,(d.inHeight+S-O)/p),k=0;k<g;++k)for(var B=Math.max(0,Math.ceil((b-k)/f)),V=Math.min(d.outWidth,(d.inWidth+b-k)/f),P=0;P<d.inChannels;++P)for(var q=0;q<d.outChannels;++q){for(var K=0,G=0;G<d.batchSize;++G)for(var H=D;H<F;++H)for(var J=O+H*p-S,$=B;$<V;++$){var ee=k+$*f-b;y?K+=I.get(G,J,ee,P)*C.get(G,H,$,q):K+=I.get(G,P,J,ee)*C.get(G,q,H,$)}w.set(K,O,k,P,q)}return e.makeTensorInfo(w.shape,w.dtype,w.values)}var vF={kernelName:L.Conv2DBackpropFilter,backendName:"cpu",kernelFunc:yF};function wF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.dy,a=t.filter,s=r.inputShape,o=r.strides,c=r.pad,l=r.dataFormat,u=r.dimRoundingMode;ae([i,a],"conv2dBackpropInput");var h=L.util.computeStrides(a.shape),d=L.util.computeStrides(i.shape),p=L.backend_util.convertConv2DDataFormat(l),f=L.backend_util.computeConv2DInfo(s,a.shape,o,1,c,u,!1,p),m=new L.TensorBuffer(f.inShape,"float32"),g=m.values,y=e.data.get(i.dataId).values,w=e.data.get(a.dataId).values,b=h[0],S=h[1],x=h[2],N=f.batchSize,I=f.filterHeight,C=f.filterWidth,O=f.inChannels,D=f.inHeight,F=f.inWidth,k=f.outChannels,B=f.outHeight,V=f.outWidth,P=f.strideHeight,q=f.strideWidth;p=f.dataFormat;for(var K=I-1-f.padInfo.top,G=C-1-f.padInfo.left,H=p==="channelsLast",J=m.strides[0],$=H?m.strides[1]:m.strides[2],ee=H?m.strides[2]:1,te=H?1:m.strides[1],ne=d[0],re=H?d[1]:d[2],ie=H?d[2]:1,oe=H?1:d[1],se=0;se<N;++se)for(var me=0;me<O;++me)for(var ye=0;ye<D;++ye)for(var ve=ye-K,Ee=Math.max(0,Math.ceil(ve/P)),Be=Math.min(B,(I+ve)/P),We=0;We<F;++We){for(var je=We-G,ze=Math.max(0,Math.ceil(je/q)),Ie=Math.min(V,(C+je)/q),ue=0,Qe=Ee;Qe<Be;++Qe)for(var ft=Qe*P-ve,He=ze;He<Ie;++He)for(var Et=He*q-je,ht=ne*se+re*Qe+ie*He,bt=b*(I-1-ft)+S*(C-1-Et)+x*me,Te=0;Te<k;++Te){var dt=y[ht+oe*Te],mt=w[bt+Te];ue+=dt*mt}var Ve=J*se+$*ye+ee*We+te*me;g[Ve]=ue}return e.makeTensorInfo(m.shape,m.dtype,m.values)}var bF={kernelName:L.Conv2DBackpropInput,backendName:"cpu",kernelFunc:wF};function xF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.filter,s=r.strides,o=r.pad,c=r.dilations;ae([i,a],"conv3d");for(var l=L.backend_util.computeConv3DInfo(i.shape,a.shape,s,c,o),u=l.filterDepth,h=l.filterHeight,d=l.filterWidth,p=l.dilationDepth,f=l.dilationHeight,m=l.dilationWidth,g=l.padInfo,y=g.front,w=g.left,b=g.top,S=new L.TensorBuffer(l.outShape,i.dtype),x=e.data.get(i.dataId).values,N=e.data.get(a.dataId).values,I=S.values,C=L.util.computeStrides(i.shape),O=L.util.computeStrides(a.shape),D=0;D<l.batchSize;++D)for(var F=D*C[0],k=D*S.strides[0],B=0;B<l.outDepth;++B)for(var V=k+B*S.strides[1],P=B*l.strideDepth-y,q=0;q<u;++q){var K=P+q*p;if(K<0||K>=l.inDepth)continue;for(var G=q*O[0],H=F+K*C[1],J=0;J<l.outHeight;++J)for(var $=V+J*S.strides[2],ee=J*l.strideHeight-b,te=0;te<h;++te){var ne=ee+te*f;if(ne<0||ne>=l.inHeight)continue;for(var re=G+te*O[1],ie=H+ne*C[2],oe=0;oe<l.outWidth;++oe)for(var se=$+oe*l.outChannels,me=oe*l.strideWidth-w,ye=0;ye<d;++ye){var ve=me+ye*m;if(ve<0||ve>=l.inWidth)continue;for(var Ee=re+ye*O[2],Be=ie+ve*l.inChannels,We=Ee,je=0;je<l.inChannels;++je){for(var ze=x[Be+je],Ie=0;Ie<l.outChannels;++Ie)I[se+Ie]+=ze*N[We+Ie];We+=l.outChannels}}}}return e.makeTensorInfo(S.shape,S.dtype,S.values)}var SF={kernelName:L.Conv3D,backendName:"cpu",kernelFunc:xF};function LF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.dy,s=r.strides,o=r.pad,c=r.filterShape;ae([i,a],"conv3dBackpropFilterV2");for(var l=L.util.computeStrides(i.shape),u=L.util.computeStrides(a.shape),h=L.backend_util.computeConv3DInfo(i.shape,c,s,1,o),d=h.strideDepth,p=h.strideHeight,f=h.strideWidth,m=h.filterDepth,g=h.filterHeight,y=h.filterWidth,w=new L.TensorBuffer(h.filterShape,"float32"),b=w.values,S=w.strides,x=S[0],N=S[1],I=S[2],C=S[3],O=e.data.get(a.dataId).values,D=u[0],F=u[1],k=u[2],B=u[3],V=e.data.get(i.dataId).values,P=l[0],q=l[1],K=l[2],G=l[3],H=h.padInfo.front,J=h.padInfo.left,$=h.padInfo.top,ee=0;ee<m;++ee)for(var te=Math.max(0,Math.ceil((H-ee)/d)),ne=Math.min(h.outDepth,(h.inDepth+H-ee)/d),re=ee*x,ie=0;ie<g;++ie)for(var oe=Math.max(0,Math.ceil(($-ie)/p)),se=Math.min(h.outHeight,(h.inHeight+$-ie)/p),me=ie*N+re,ye=0;ye<y;++ye)for(var ve=Math.max(0,Math.ceil((J-ye)/f)),Ee=Math.min(h.outWidth,(h.inWidth+J-ye)/f),Be=ye*I+me,We=0;We<h.inChannels;++We)for(var je=We*C+Be,ze=0;ze<h.outChannels;++ze){for(var Ie=0,ue=0;ue<h.batchSize;++ue)for(var Qe=ue*P,ft=ue*D,He=te;He<ne;++He)for(var Et=ee+He*d-H,ht=Et*q+Qe,bt=He*F+ft,Te=oe;Te<se;++Te)for(var dt=ie+Te*p-$,mt=dt*K+ht,Ve=Te*k+bt,Jt=ve;Jt<Ee;++Jt){var Xn=ye+Jt*f-J,Wt=Xn*G+mt,Oa=Jt*B+Ve;Ie+=V[Wt+We]*O[Oa+ze]}b[je+ze]=Ie}return e.makeTensorInfo(w.shape,w.dtype,w.values)}var IF={kernelName:L.Conv3DBackpropFilterV2,backendName:"cpu",kernelFunc:LF};function AF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.dy,a=t.filter,s=r.pad,o=r.strides,c=r.inputShape;ae([i],"conv3dBackpropInputV2");for(var l=L.util.computeStrides(i.shape),u=L.util.computeStrides(a.shape),h=L.backend_util.computeConv3DInfo(c,a.shape,o,1,s),d=new L.TensorBuffer(h.inShape,"float32"),p=d.values,f=d.strides,m=f[0],g=f[1],y=f[2],w=f[3],b=e.data.get(i.dataId).values,S=l[0],x=l[1],N=l[2],I=l[3],C=e.data.get(a.dataId).values,O=u[0],D=u[1],F=u[2],k=u[3],B=h.batchSize,V=h.filterDepth,P=h.filterHeight,q=h.filterWidth,K=h.inChannels,G=h.inDepth,H=h.inHeight,J=h.inWidth,$=h.outChannels,ee=h.outDepth,te=h.outHeight,ne=h.outWidth,re=h.strideDepth,ie=h.strideHeight,oe=h.strideWidth,se=V-1-h.padInfo.front,me=P-1-h.padInfo.top,ye=q-1-h.padInfo.left,ve=0;ve<B;++ve)for(var Ee=0;Ee<K;++Ee)for(var Be=0;Be<G;++Be)for(var We=Be-se,je=Math.max(0,Math.ceil(We/re)),ze=Math.min(ee,(V+We)/re),Ie=0;Ie<H;++Ie)for(var ue=Ie-me,Qe=Math.max(0,Math.ceil(ue/ie)),ft=Math.min(te,(P+ue)/ie),He=0;He<J;++He){for(var Et=He-ye,ht=Math.max(0,Math.ceil(Et/oe)),bt=Math.min(ne,(q+Et)/oe),Te=0,dt=je;dt<ze;++dt)for(var mt=dt*re-We,Ve=Qe;Ve<ft;++Ve)for(var Jt=Ve*ie-ue,Xn=ht;Xn<bt;++Xn)for(var Wt=Xn*oe-Et,Oa=S*ve+x*dt+N*Ve+I*Xn,mr=O*(V-1-mt)+D*(P-1-Jt)+F*(q-1-Wt)+k*Ee,Ei=0;Ei<$;++Ei){var Wc=b[Oa+Ei],Uc=C[mr+Ei];Te+=Wc*Uc}p[m*ve+g*Be+y*Ie+w*He+Ee]=Te}return e.makeTensorInfo(d.shape,d.dtype,d.values)}var TF={kernelName:L.Conv3DBackpropInputV2,backendName:"cpu",kernelFunc:AF};var NF=Ke(L.Cos,function(n){return Math.cos(n)}),_F={kernelName:L.Cos,backendName:"cpu",kernelFunc:NF};var CF=Ke(L.Cosh,function(n){return Math.cosh(n)}),RF={kernelName:L.Cosh,backendName:"cpu",kernelFunc:CF};function Db(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.filter,s=r.strides,o=r.pad,c=r.dilations,l=r.dimRoundingMode;ae([i,a],"depthwiseConv2DNative");var u=L.util.computeStrides(i.shape),h=L.util.computeStrides(a.shape),d=c;d==null&&(d=[1,1]),L.util.assert(L.backend_util.eitherStridesOrDilationsAreOne(s,d),function(){return"Error in depthwiseConv2d: Either strides or dilations must be "+("1. Got strides "+s+" and dilations '"+d+"'")});for(var p=L.backend_util.computeConv2DInfo(i.shape,a.shape,s,d,o,l,!0),f=p.filterHeight,m=p.filterWidth,g=p.dilationHeight,y=p.dilationWidth,w=p.padInfo,b=w.left,S=w.top,x=p.outChannels/p.inChannels,N=new L.TensorBuffer(p.outShape,i.dtype),I=e.data.get(i.dataId).values,C=e.data.get(a.dataId).values,O=N.values,D=0;D<p.batchSize;++D)for(var F=D*u[0],k=D*N.strides[0],B=0;B<p.outHeight;++B)for(var V=k+B*N.strides[1],P=B*p.strideHeight-b,q=0;q<f;++q){var K=P+q*g;if(K<0||K>=p.inHeight)continue;for(var G=q*h[0],H=F+K*u[1],J=0;J<p.outWidth;++J)for(var $=V+J*N.strides[2],ee=J*p.strideWidth-S,te=0;te<m;++te){var ne=ee+te*y;if(ne<0||ne>=p.inWidth)continue;for(var re=G+te*h[1],ie=H+ne*p.inChannels,oe=$,se=re,me=0;me<p.inChannels;++me){for(var ye=I[ie+me],ve=0;ve<x;++ve)O[oe+ve]+=ye*C[se+ve];oe+=x,se+=x}}}return e.makeTensorInfo(N.shape,N.dtype,N.values)}var OF={kernelName:L.DepthwiseConv2dNative,backendName:"cpu",kernelFunc:Db};function EF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.dy,s=r.strides,o=r.dilations,c=r.pad,l=r.dimRoundingMode,u=r.filterShape;ae([i,a],"depthwiseConv2dNativeBackpropFilter");for(var h=L.backend_util.computeConv2DInfo(i.shape,u,s,o,c,l,!0),d=h.strideHeight,p=h.strideWidth,f=h.filterHeight,m=h.filterWidth,g=new L.TensorBuffer(h.filterShape,"float32"),y=h.padInfo.left,w=h.padInfo.top,b=h.outChannels/h.inChannels,S=e.data.get(i.dataId).values,x=new L.TensorBuffer(i.shape,i.dtype,S),N=e.data.get(a.dataId).values,I=new L.TensorBuffer(a.shape,a.dtype,N),C=0;C<f;++C)for(var O=Math.max(0,Math.ceil((w-C)/d)),D=Math.min(h.outHeight,(h.inHeight+w-C)/d),F=0;F<m;++F)for(var k=Math.max(0,Math.ceil((y-F)/p)),B=Math.min(h.outWidth,(h.inWidth+y-F)/p),V=0;V<h.outChannels;++V){for(var P=Math.trunc(V/b),q=V%b,K=0,G=0;G<h.batchSize;++G)for(var H=O;H<D;++H)for(var J=C+H*d-w,$=k;$<B;++$){var ee=F+$*p-y;K+=x.get(G,J,ee,P)*I.get(G,H,$,V)}g.set(K,C,F,P,q)}return e.makeTensorInfo(g.shape,g.dtype,g.values)}var DF={kernelName:L.DepthwiseConv2dNativeBackpropFilter,backendName:"cpu",kernelFunc:EF};function kF(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.dy,a=t.filter,s=r.strides,o=r.dilations,c=r.pad,l=r.dimRoundingMode,u=r.inputShape;ae([i,a],"depthwiseConv2DNativeBackpropInput");for(var h=L.util.computeStrides(i.shape),d=L.util.computeStrides(a.shape),p=L.backend_util.computeConv2DInfo(u,a.shape,s,o,c,l,!0),f=new L.TensorBuffer(p.inShape,"float32"),m=f.values,g=f.strides,y=g[0],w=g[1],b=g[2],S=e.data.get(i.dataId).values,x=h[0],N=h[1],I=h[2],C=e.data.get(a.dataId).values,O=d[0],D=d[1],F=d[2],k=p.batchSize,B=p.filterHeight,V=p.filterWidth,P=p.inChannels,q=p.inHeight,K=p.inWidth,G=p.outChannels,H=p.outHeight,J=p.outWidth,$=p.strideHeight,ee=p.strideWidth,te=B-1-p.padInfo.top,ne=V-1-p.padInfo.left,re=G/P,ie=0;ie<k;++ie)for(var oe=0;oe<P;++oe)for(var se=0;se<q;++se)for(var me=se-te,ye=Math.max(0,Math.ceil(me/$)),ve=Math.min(H,(B+me)/$),Ee=0;Ee<K;++Ee){for(var Be=Ee-ne,We=Math.max(0,Math.ceil(Be/ee)),je=Math.min(J,(V+Be)/ee),ze=0,Ie=ye;Ie<ve;++Ie)for(var ue=Ie*$-me,Qe=We;Qe<je;++Qe)for(var ft=Qe*ee-Be,He=x*ie+N*Ie+I*Qe,Et=O*(B-1-ue)+D*(V-1-ft)+F*oe,ht=0;ht<re;++ht){var bt=oe*re+ht,Te=S[He+bt],dt=C[Et+ht];ze+=Te*dt}m[y*ie+w*se+b*Ee+oe]=ze}return e.makeTensorInfo(f.shape,f.dtype,f.values)}var FF={kernelName:L.DepthwiseConv2dNativeBackpropInput,backendName:"cpu",kernelFunc:kF};var WF={kernelName:L.Dilation2D,backendName:"cpu",kernelFunc:function(n){for(var t=n.inputs,e=n.backend,r=n.attrs,i=t,a=i.x,s=i.filter,o=r,c=o.strides,l=o.pad,u=o.dilations,h=e,d=h.data.get(a.dataId).values,p=a.shape.length,f=h.data.get(s.dataId).values,m=s.shape.length,g=L.backend_util.computeDilation2DInfo(a.shape,s.shape,c,l,"NHWC",u),y=g.batchSize,w=g.inHeight,b=g.inWidth,S=g.inChannels,x=g.outHeight,N=g.outWidth,I=g.padInfo,C=g.strideHeight,O=g.strideWidth,D=g.filterHeight,F=g.filterWidth,k=g.dilationHeight,B=g.dilationWidth,V=g.outShape,P=L.util.sizeFromShape(V),q=V.length,K=L.util.getArrayFromDType(a.dtype,P),G=0;G<y;++G)for(var H=0;H<x;++H)for(var J=H*C-I.top,$=0;$<N;++$)for(var ee=$*O-I.left,te=0;te<S;++te){for(var ne=Number.MIN_SAFE_INTEGER,re=0;re<D;++re){var ie=J+re*k;if(ie>=0&&ie<w)for(var oe=0;oe<F;++oe){var se=ee+oe*B;if(se>=0&&se<b){var me=L.util.locToIndex([G,ie,se,te],p,L.util.computeStrides(a.shape)),ye=L.util.locToIndex([re,oe,te],m,L.util.computeStrides(s.shape)),ve=d[me]+f[ye];ve>ne&&(ne=ve)}}}var Ee=L.util.locToIndex([G,H,$,te],q,L.util.computeStrides(V));K[Ee]=ne}var Be=h.write(L.util.toTypedArray(K,a.dtype),V,a.dtype);return{dataId:Be,shape:V,dtype:a.dtype}}};var UF={kernelName:L.Dilation2DBackpropFilter,backendName:"cpu",kernelFunc:function(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t,a=i.x,s=i.filter,o=i.dy,c=r,l=c.strides,u=c.pad,h=c.dilations,d=e,p=L.util.toNestedArray(a.shape,d.data.get(a.dataId).values),f=L.util.toNestedArray(s.shape,d.data.get(s.dataId).values),m=L.backend_util.computeDilation2DInfo(a.shape,s.shape,l,u,"NHWC",h),g=m.batchSize,y=m.inHeight,w=m.inWidth,b=m.inChannels,S=m.outHeight,x=m.outWidth,N=m.padInfo,I=m.strideHeight,C=m.strideWidth,O=m.filterHeight,D=m.filterWidth,F=m.dilationHeight,k=m.dilationWidth,B=m.outShape;L.util.assert(o.rank===B.length,function(){return"Error in "+L.Dilation2DBackpropFilter+", dy "+("must have the same rank as output "+B.length+", but got ")+(""+o.rank)});for(var V=L.util.toNestedArray(B,d.data.get(o.dataId).values),P=L.util.makeZerosNestedTypedArray(s.shape,s.dtype),q=0;q<g;++q)for(var K=0;K<S;++K)for(var G=K*I-N.top,H=0;H<x;++H)for(var J=H*C-N.left,$=0;$<b;++$){for(var ee=Number.MIN_SAFE_INTEGER,te=0,ne=0,re=0;re<O;++re){var ie=G+re*F;if(ie>=0&&ie<y)for(var oe=0;oe<D;++oe){var se=J+oe*k;if(se>=0&&se<w){var me=p[q][ie][se][$]+f[re][oe][$];me>ee&&(ee=me,te=re,ne=oe)}}}P[te][ne][$]+=V[q][K][H][$]}var ye=d.write(L.util.toTypedArray(P,a.dtype),s.shape,s.dtype);return{dataId:ye,shape:s.shape,dtype:s.dtype}}};var BF={kernelName:L.Dilation2DBackpropInput,backendName:"cpu",kernelFunc:function(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t,a=i.x,s=i.filter,o=i.dy,c=r,l=c.strides,u=c.pad,h=c.dilations,d=e,p=L.util.toNestedArray(a.shape,d.data.get(a.dataId).values),f=L.util.toNestedArray(s.shape,d.data.get(s.dataId).values),m=L.backend_util.computeDilation2DInfo(a.shape,s.shape,l,u,"NHWC",h),g=m.batchSize,y=m.inHeight,w=m.inWidth,b=m.inChannels,S=m.outHeight,x=m.outWidth,N=m.padInfo,I=m.strideHeight,C=m.strideWidth,O=m.filterHeight,D=m.filterWidth,F=m.dilationHeight,k=m.dilationWidth,B=m.outShape;L.util.assert(o.rank===B.length,function(){return"Error in "+L.Dilation2DBackpropInput+", dy "+("must have the same rank as output "+B.length+", but got ")+(""+o.rank)});for(var V=L.util.toNestedArray(B,d.data.get(o.dataId).values),P=L.util.makeZerosNestedTypedArray(a.shape,a.dtype),q=0;q<g;++q)for(var K=0;K<S;++K)for(var G=K*I-N.top,H=0;H<x;++H)for(var J=H*C-N.left,$=0;$<b;++$){for(var ee=Number.MIN_SAFE_INTEGER,te=G<0?0:G,ne=J<0?0:J,re=0;re<O;++re){var ie=G+re*F;if(ie>=0&&ie<y)for(var oe=0;oe<D;++oe){var se=J+oe*k;if(se>=0&&se<w){var me=p[q][ie][se][$]+f[re][oe][$];me>ee&&(ee=me,te=ie,ne=se)}}}P[q][te][ne][$]+=V[q][K][H][$]}var ye=d.write(L.util.toTypedArray(P,a.dtype),a.shape,a.dtype);return{dataId:ye,shape:a.shape,dtype:a.dtype}}};var zF=Hr(function(n,t){return n/t}),PF=pa(L.Div,zF),bp={kernelName:L.Div,backendName:"cpu",kernelFunc:PF};var MF=L.backend_util.ERF_P,HF=L.backend_util.ERF_A1,VF=L.backend_util.ERF_A2,qF=L.backend_util.ERF_A3,GF=L.backend_util.ERF_A4,YF=L.backend_util.ERF_A5,jF=Ke(L.Erf,function(n){var t=Math.sign(n),e=Math.abs(n),r=1/(1+MF*e);return t*(1-((((YF*r+GF)*r+qF)*r+VF)*r+HF)*r*Math.exp(-e*e))}),KF={kernelName:L.Erf,backendName:"cpu",kernelFunc:jF};function kb(n,t,e){for(var r=n.shape,i=r[0],a=r[1],s=e.data.get(n.dataId),o=s.complexTensorInfos.real,c=s.complexTensorInfos.imag,l=[i,a],u=L.util.sizeFromShape(l),h=L.util.getTypedArrayFromDType("float32",u),d=L.util.getTypedArrayFromDType("float32",u),p=0;p<i;p++){for(var f=gp({inputs:{x:o},backend:e,attrs:{begin:[p,0],size:[1,a]}}),m=gp({inputs:{x:c},backend:e,attrs:{begin:[p,0],size:[1,a]}}),g=On({inputs:{real:f,imag:m},backend:e}),y=$F(g,t,e),w=y.real,b=y.imag,S=L.backend_util.mergeRealAndImagArrays(w,b),x=0;x<a;x++){var N=L.backend_util.getComplexWithIndex(S,x);h[p*a+x]=N.real,d[p*a+x]=N.imag}e.disposeIntermediateTensorInfo(f),e.disposeIntermediateTensorInfo(m),e.disposeIntermediateTensorInfo(g)}var I=e.makeTensorInfo(l,"float32",h),C=e.makeTensorInfo(l,"float32",d),O=On({inputs:{real:I,imag:C},backend:e});return e.disposeIntermediateTensorInfo(I),e.disposeIntermediateTensorInfo(C),O}function $F(n,t,e){var r=L.util.sizeFromShape(n.shape),i=e.data.get(n.dataId),a=e.data.get(i.complexTensorInfos.real.dataId).values,s=e.data.get(i.complexTensorInfos.imag.dataId).values;if(XF(r)){var o=xp(a,s,r,t,e),c=[n.shape[0],n.shape[1]];if(t){var l=e.makeTensorInfo(c,"float32",o.real),u=e.makeTensorInfo(c,"float32",o.imag),h=e.makeTensorInfo([],"float32",L.util.createScalarValue(r,"float32")),d=Ii({inputs:{x:h},backend:e}),p=bp.kernelFunc({inputs:{a:l,b:h},backend:e}),f=bp.kernelFunc({inputs:{a:u,b:d},backend:e}),m=e.data.get(p.dataId).values,g=e.data.get(f.dataId).values;return e.disposeIntermediateTensorInfo(l),e.disposeIntermediateTensorInfo(u),e.disposeIntermediateTensorInfo(h),e.disposeIntermediateTensorInfo(d),e.disposeIntermediateTensorInfo(p),e.disposeIntermediateTensorInfo(f),{real:m,imag:g}}return o}else{var y=L.backend_util.mergeRealAndImagArrays(a,s),w=JF(y,r,t);return L.backend_util.splitRealAndImagArrays(w)}}function XF(n){return(n&n-1)===0}function xp(n,t,e,r,i){if(e===1)return{real:n,imag:t};var a=L.backend_util.mergeRealAndImagArrays(n,t),s=e/2,o=L.backend_util.complexWithEvenIndex(a),c=o.real,l=o.imag,u=[c.length],h=i.makeTensorInfo(u,"float32",c),d=i.makeTensorInfo(u,"float32",l),p=On({inputs:{real:h,imag:d},backend:i}),f=L.backend_util.complexWithOddIndex(a),m=f.real,g=f.imag,y=[m.length],w=i.makeTensorInfo(y,"float32",m),b=i.makeTensorInfo(y,"float32",g),S=On({inputs:{real:w,imag:b},backend:i}),x=xp(c,l,s,r,i),N=x.real,I=x.imag,C=[N.length],O=i.makeTensorInfo(C,"float32",N),D=i.makeTensorInfo(C,"float32",I),F=On({inputs:{real:O,imag:D},backend:i}),k=xp(m,g,s,r,i),B=k.real,V=k.imag,P=[B.length],q=i.makeTensorInfo(P,"float32",B),K=i.makeTensorInfo(P,"float32",V),G=On({inputs:{real:q,imag:K},backend:i}),H=L.backend_util.exponents(e,r),J=[H.real.length],$=i.makeTensorInfo(J,"float32",H.real),ee=i.makeTensorInfo(J,"float32",H.imag),te=On({inputs:{real:$,imag:ee},backend:i}),ne=vb({inputs:{a:te,b:G},backend:i}),re=Ss({inputs:{a:F,b:ne},backend:i}),ie=Ib({inputs:{a:F,b:ne},backend:i}),oe=bs({inputs:{input:re},backend:i}),se=bs({inputs:{input:ie},backend:i}),me=pc({inputs:{input:re},backend:i}),ye=pc({inputs:{input:ie},backend:i}),ve=Ls({inputs:[oe,se],backend:i,attrs:{axis:0}}),Ee=Ls({inputs:[me,ye],backend:i,attrs:{axis:0}}),Be=i.data.get(ve.dataId).values,We=i.data.get(Ee.dataId).values;return i.disposeIntermediateTensorInfo(h),i.disposeIntermediateTensorInfo(d),i.disposeIntermediateTensorInfo(p),i.disposeIntermediateTensorInfo(w),i.disposeIntermediateTensorInfo(b),i.disposeIntermediateTensorInfo(S),i.disposeIntermediateTensorInfo(O),i.disposeIntermediateTensorInfo(D),i.disposeIntermediateTensorInfo(F),i.disposeIntermediateTensorInfo(q),i.disposeIntermediateTensorInfo(K),i.disposeIntermediateTensorInfo(G),i.disposeIntermediateTensorInfo($),i.disposeIntermediateTensorInfo(ee),i.disposeIntermediateTensorInfo(te),i.disposeIntermediateTensorInfo(ne),i.disposeIntermediateTensorInfo(re),i.disposeIntermediateTensorInfo(ie),i.disposeIntermediateTensorInfo(oe),i.disposeIntermediateTensorInfo(me),i.disposeIntermediateTensorInfo(se),i.disposeIntermediateTensorInfo(ye),i.disposeIntermediateTensorInfo(ve),i.disposeIntermediateTensorInfo(Ee),{real:Be,imag:We}}function JF(n,t,e){for(var r=new Float32Array(t*2),i=0;i<t;i++){for(var a=0,s=0,o=0;o<t;o++){var c=L.backend_util.exponent(i*o,t,e),l=L.backend_util.getComplexWithIndex(n,o);a+=l.real*c.real-l.imag*c.imag,s+=l.real*c.imag+l.imag*c.real}e&&(a/=t,s/=t),L.backend_util.assignToTypedArray(r,a,s,i)}return r}function ZF(n){var t=n.inputs,e=n.backend,r=t.input,i=L.util.sizeFromShape(r.shape),a=r.shape[r.shape.length-1],s=i/a,o=Gn({inputs:{x:r},backend:e,attrs:{shape:[s,a]}}),c=kb(o,!1,e),l=Gn({inputs:{x:c},backend:e,attrs:{shape:r.shape}});return e.disposeIntermediateTensorInfo(o),e.disposeIntermediateTensorInfo(c),l}var QF={kernelName:L.FFT,backendName:"cpu",kernelFunc:ZF};function tW(n){var t=n.backend,e=n.attrs,r=e.shape,i=e.value,a=e.dtype,s=a||L.util.inferDtype(i),o=L.util.getArrayFromDType(s,L.util.sizeFromShape(r));return eW(o,i,s),t.makeTensorInfo(r,s,o)}var nW={kernelName:L.Fill,backendName:"cpu",kernelFunc:tW};function eW(n,t,e){e==="string",n.fill(t)}var rW={kernelName:L.FlipLeftRight,backendName:"cpu",kernelFunc:function(n){for(var t=n.inputs,e=n.attrs,r=n.backend,i=t.image,a=r,s=L.util.getTypedArrayFromDType(i.dtype,L.util.sizeFromShape(i.shape)),o=i.shape,c=o[0],l=o[1],u=o[2],h=o[3],d=a.data.get(i.dataId).values,p=0;p<c;p++)for(var f=p*u*l*h,m=0;m<l;m++)for(var g=m*(u*h),y=0;y<u;y++)for(var w=y*h,b=0;b<h;b++){var S=[c,m,y,b],x=S[2],N=Math.round(u-x),I=f+g+w+b,C=d[I];if(N>=0&&N<u){var O=N*h,D=f+g+O+b;C=d[D]}s[I]=C}var F=a.write(s,i.shape,i.dtype);return{dataId:F,shape:i.shape,dtype:i.dtype}}};function iW(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.filter,s=t.bias,o=t.preluActivationWeights,c=r.strides,l=r.pad,u=r.dataFormat,h=r.dilations,d=r.dimRoundingMode,p=r.activation,f=Eb({inputs:{x:i,filter:a},backend:e,attrs:{strides:c,pad:l,dataFormat:u,dilations:h,dimRoundingMode:d}});if(s){var m=f;f=Ss({inputs:{a:f,b:s},backend:e}),e.disposeIntermediateTensorInfo(m)}if(p){var m=f;f=vp(e,f,p,o),e.disposeIntermediateTensorInfo(m)}return f}var aW={kernelName:L.FusedConv2D,backendName:"cpu",kernelFunc:iW};function sW(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.filter,s=t.bias,o=t.preluActivationWeights,c=r.strides,l=r.pad,u=r.dataFormat,h=r.dilations,d=r.dimRoundingMode,p=r.activation,f=Db({inputs:{x:i,filter:a},backend:e,attrs:{strides:c,pad:l,dataFormat:u,dilations:h,dimRoundingMode:d}});if(s){var m=f;f=Ss({inputs:{a:f,b:s},backend:e}),e.disposeIntermediateTensorInfo(m)}if(p){var m=f;f=vp(e,f,p,o),e.disposeIntermediateTensorInfo(m)}return f}var oW={kernelName:L.FusedDepthwiseConv2D,backendName:"cpu",kernelFunc:sW};function cW(n){var t=n.inputs,e=n.backend,r=t.input,i=L.util.sizeFromShape(r.shape),a=r.shape[r.shape.length-1],s=i/a,o=Gn({inputs:{x:r},backend:e,attrs:{shape:[s,a]}}),c=kb(o,!0,e),l=Gn({inputs:{x:c},backend:e,attrs:{shape:r.shape}});return e.disposeIntermediateTensorInfo(o),e.disposeIntermediateTensorInfo(c),l}var lW={kernelName:L.IFFT,backendName:"cpu",kernelFunc:cW};var uW=Ke(L.IsFinite,function(n){return Number.isFinite(n)?1:0},"bool"),hW={kernelName:L.IsFinite,backendName:"cpu",kernelFunc:uW};var dW=Ke(L.IsInf,function(n){return Math.abs(n)===Infinity?1:0},"bool"),pW={kernelName:L.IsInf,backendName:"cpu",kernelFunc:dW};var fW=Ke(L.IsNan,function(n){return Number.isNaN(n)?1:0},"bool"),mW={kernelName:L.IsNan,backendName:"cpu",kernelFunc:fW};var gW=Ke(L.Log1p,function(n){return Math.log1p(n)}),yW={kernelName:L.Log1p,backendName:"cpu",kernelFunc:gW};var vW=Ke(L.LogicalNot,function(n){return n?0:1},"bool"),wW={kernelName:L.LogicalNot,backendName:"cpu",kernelFunc:vW};var bW={kernelName:L.Max,backendName:"cpu",kernelFunc:function(n){var t=n.inputs,e=n.attrs,r=n.backend,i=t.x,a=e,s=a.reductionIndices,o=a.keepDims,c=r,l=i.shape,u=l.length,h=L.util.parseAxisParam(s,l),d=h,p=L.backend_util.getAxesPermutation(d,u),f=c.data.get(i.dataId).values;if(p!=null){for(var m=new Array(u),g=0;g<m.length;g++)m[g]=l[p[g]];f=yp(f,l,i.dtype,p,m),d=L.backend_util.getInnerMostAxes(d.length,u),l=m}ae(i,"max"),L.backend_util.assertAxesAreInnerMostDims("max",d,u);var y=L.backend_util.computeOutAndReduceShapes(l,d),w=y[0],b=y[1],S=L.util.sizeFromShape(b),x=gb(f,S,w,i.dtype),N=c.write(x,w,i.dtype),I=w;if(o){var m=L.backend_util.expandShapeToKeepDim(w,h);I=m}return{dataId:N,shape:I,dtype:i.dtype}}};function xW(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x;ae(i,"maxPool");var a=r.filterSize,s=r.strides,o=r.pad,c=r.dimRoundingMode,l=1;L.util.assert(L.backend_util.eitherStridesOrDilationsAreOne(s,l),function(){return"Error in maxPool: Either strides or dilations must be 1. "+("Got strides "+s+" and dilations '"+l+"'")});var u=L.backend_util.computePool2DInfo(i.shape,a,s,l,o,c),h;if(u.filterWidth===1&&u.filterHeight===1&&L.util.arraysEqual(u.inShape,u.outShape))h=Ii({inputs:{x:i},backend:e});else{var d=e.data.get(i.dataId).values,p=L.util.computeStrides(i.shape),f=wp(d,i.shape,i.dtype,p,u,"max");h=e.makeTensorInfo(u.outShape,i.dtype,f.values)}return h}var SW={kernelName:L.MaxPool,backendName:"cpu",kernelFunc:xW};function LW(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.dy,a=t.input,s=t.output,o=a;ae([a,s],"maxPoolBackprop");for(var c=r.filterSize,l=r.strides,u=r.pad,h=r.dimRoundingMode,d=L.backend_util.computePool2DInfo(o.shape,c,l,1,u,h),p=e.data.get(o.dataId).values,f=L.buffer(d.outShape,o.dtype,Ob(p,o.shape,o.dtype,d).values),m=d.strideHeight,g=d.strideWidth,y=d.dilationHeight,w=d.dilationWidth,b=d.effectiveFilterHeight,S=d.effectiveFilterWidth,x=S-1-d.padInfo.left,N=b-1-d.padInfo.top,I=L.buffer(o.shape,"float32"),C=e.data.get(i.dataId).values,O=L.buffer(i.shape,"float32",C),D=0;D<d.batchSize;++D)for(var F=0;F<d.inChannels;++F)for(var k=0;k<d.inHeight;++k)for(var B=0;B<d.inWidth;++B){for(var V=k-N,P=B-x,q=0,K=0;K<b;K+=y){var G=(V+K)/m;if(G<0||G>=d.outHeight||Math.floor(G)!==G)continue;for(var H=0;H<S;H+=w){var J=(P+H)/g;if(J<0||J>=d.outWidth||Math.floor(J)!==J)continue;var $=b*S-1-f.get(D,G,J,F),ee=K*S+H,te=$===ee?1:0;if(te===0)continue;var ne=O.get(D,G,J,F);q+=ne*te}}I.set(q,D,k,B,F)}return e.makeTensorInfo(I.shape,I.dtype,I.values)}var IW={kernelName:L.MaxPoolBackprop,backendName:"cpu",kernelFunc:LW};function AW(n,t,e,r,i){var a=L.util.computeStrides(t),s=wp(n,t,e,a,i,"max"),o=Ob(n,t,e,i,!0,r);return[s.values,o.values]}var TW={kernelName:L.MaxPoolWithArgmax,backendName:"cpu",kernelFunc:function(n){var t=n.inputs,e=n.attrs,r=n.backend,i=t.x,a=e,s=a.filterSize,o=a.strides,c=a.pad,l=a.includeBatchInIndex,u=r;ae(i,"MaxPoolWithArgmax");var h=u.data.get(i.dataId).values,d=L.backend_util.computePool2DInfo(i.shape,s,o,[1,1],c),p=AW(h,i.shape,i.dtype,l,d),f=p[0],m=p[1],g=u.write(f,d.outShape,i.dtype),y=u.write(m,d.outShape,i.dtype);return[{dataId:g,shape:d.outShape,dtype:i.dtype},{dataId:y,shape:d.outShape,dtype:"int32"}]}};function NW(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=r.paddings,s=r.mode;ae(i,"mirrorPad");for(var o=a.map(function(I,C){return I[0]+i.shape[C]+I[1]}),c=a.map(function(I){return I[0]}),l=a.map(function(I,C){return I[0]+i.shape[C]}),u=s==="reflect"?0:1,h=e.data.get(i.dataId).values,d=i.shape.length,p=L.util.computeStrides(i.shape),f=L.util.sizeFromShape(o),m=o.length,g=L.util.computeStrides(o),y=L.util.getTypedArrayFromDType(i.dtype,f),w=0;w<f;w++){for(var b=L.util.indexToLoc(w,m,g),S=0;S<m;S++)b[S]<c[S]?b[S]=c[S]*2-b[S]-u:b[S]>=l[S]&&(b[S]=(l[S]-1)*2-b[S]+u);b=b.map(function(I,C){return I-c[C]});var x=L.util.locToIndex(b,d,p);y[w]=h[x]}var N=e.write(y,o,i.dtype);return{dataId:N,shape:o,dtype:i.dtype}}var _W={kernelName:L.MirrorPad,backendName:"cpu",kernelFunc:NW};var CW=L.kernel_impls.nonMaxSuppressionV4Impl,RW={kernelName:L.NonMaxSuppressionV4,backendName:"cpu",kernelFunc:function(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t,a=i.boxes,s=i.scores,o=r,c=o.maxOutputSize,l=o.iouThreshold,u=o.scoreThreshold,h=o.padToMaxOutputSize,d=e;ae(a,"NonMaxSuppressionPadded");var p=d.data.get(a.dataId).values,f=d.data.get(s.dataId).values,m=CW(p,f,c,l,u,h),g=m.selectedIndices,y=m.validOutputs;return[g,y]}};var OW=L.kernel_impls.nonMaxSuppressionV5Impl,EW={kernelName:L.NonMaxSuppressionV5,backendName:"cpu",kernelFunc:function(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t,a=i.boxes,s=i.scores,o=r,c=o.maxOutputSize,l=o.iouThreshold,u=o.scoreThreshold,h=o.softNmsSigma,d=e;ae(a,"NonMaxSuppressionWithScore");var p=d.data.get(a.dataId).values,f=d.data.get(s.dataId).values,m=c,g=l,y=u,w=h,b=OW(p,f,m,g,y,w),S=b.selectedIndices,x=b.selectedScores;return[S,x]}};function DW(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=r.paddings,s=r.constantValue;ae(i,"pad");var o=a.map(function(N,I){return N[0]+i.shape[I]+N[1]}),c=a.map(function(N){return N[0]}),l=e.data.get(i.dataId).values,u=L.util.sizeFromShape(i.shape),h=i.shape.length,d=L.util.computeStrides(i.shape),p=L.util.sizeFromShape(o),f=o.length,m=L.util.computeStrides(o),g=L.util.getTypedArrayFromDType(i.dtype,p);s!==0&&g.fill(s);for(var y=0;y<u;y++){var w=L.util.indexToLoc(y,h,d),b=w.map(function(N,I){return N+c[I]}),S=L.util.locToIndex(b,f,m);g[S]=l[y]}var x=e.write(g,o,i.dtype);return{dataId:x,shape:o,dtype:i.dtype}}var Fb={kernelName:L.PadV2,backendName:"cpu",kernelFunc:DW};var kW=Ke(L.Reciprocal,function(n){return 1/n}),FW={kernelName:L.Reciprocal,backendName:"cpu",kernelFunc:kW};var WW={kernelName:L.RotateWithOffset,backendName:"cpu",kernelFunc:function(n){for(var t=n.inputs,e=n.attrs,r=n.backend,i=t.image,a=e,s=a.radians,o=a.fillValue,c=a.center,l=r,u=L.util.getTypedArrayFromDType(i.dtype,L.util.sizeFromShape(i.shape)),h=i.shape,d=h[0],p=h[1],f=h[2],m=h[3],g=L.backend_util.getImageCenter(c,p,f),y=g[0],w=g[1],b=255,S=Math.sin(s),x=Math.cos(s),N=l.data.get(i.dataId).values,I=0;I<d;I++)for(var C=I*f*p*m,O=0;O<p;O++)for(var D=O*(f*m),F=0;F<f;F++)for(var k=F*m,B=0;B<m;B++){var V=[d,O,F,B],P=V[2],q=V[1],K=(P-y)*x-(q-w)*S,G=(P-y)*S+(q-w)*x;K=Math.round(K+y),G=Math.round(G+w);var H=o;if(typeof o!="number"&&(B===3?H=b:H=o[B]),K>=0&&K<f&&G>=0&&G<p){var J=G*(f*m),$=K*m,ee=C+J+$+B;H=N[ee]}var te=C+D+k+B;u[te]=H}var ne=l.write(u,i.shape,i.dtype);return{dataId:ne,shape:i.shape,dtype:i.dtype}}};var UW=Ke(L.Round,function(n){var t=Math.floor(n);return n-t<.5?Math.floor(n):n-t>.5?Math.ceil(n):t%2===0?t:t+1}),BW={kernelName:L.Round,backendName:"cpu",kernelFunc:UW};var zW=L.backend_util.SELU_SCALEALPHA,PW=L.backend_util.SELU_SCALE,MW=Ke(L.Selu,function(n){return n>=0?PW*n:zW*(Math.exp(n)-1)}),HW={kernelName:L.Selu,backendName:"cpu",kernelFunc:MW};var VW=Ke(L.Sigmoid,function(n){return 1/(1+Math.exp(-n))}),qW={kernelName:L.Sigmoid,backendName:"cpu",kernelFunc:VW};var GW=Ke(L.Sign,function(n){return n<0?-1:n>0?1:0}),YW={kernelName:L.Sign,backendName:"cpu",kernelFunc:GW};var jW=Ke(L.Sin,function(n){return Math.sin(n)}),KW={kernelName:L.Sin,backendName:"cpu",kernelFunc:jW};var $W=Ke(L.Sinh,function(n){return Math.sinh(n)}),XW={kernelName:L.Sinh,backendName:"cpu",kernelFunc:$W};var JW=11920928955078125e-23,Wb=Math.log(JW)+2,ZW=Ke(L.Softplus,function(n){var t=n>-Wb,e=n<Wb,r=Math.exp(n),i;return e?i=r:t?i=n:i=Math.log(1+r),i}),QW={kernelName:L.Softplus,backendName:"cpu",kernelFunc:ZW};function Ub(n){var t=n.inputs,e=n.attrs,r=n.backend,i=t.x,a=e.perm;ae(i,"transpose");for(var s=i.shape.length,o=new Array(s),c=0;c<o.length;c++)o[c]=i.shape[a[c]];var l=r.data.get(i.dataId).values,u=yp(l,i.shape,i.dtype,a,o),h=r.write(u,o,i.dtype);return{dataId:h,shape:o,dtype:i.dtype}}var eU={kernelName:L.Transpose,backendName:"cpu",kernelFunc:Ub};function tU(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=r.blockShape,s=r.paddings;ae([i],"spaceToBatchND");var o=L.util.sizeFromShape(a),c=[[0,0]];c.push.apply(c,s);for(var l=1+a.length;l<i.shape.length;++l)c.push([0,0]);var u=Fb.kernelFunc({inputs:{x:i},backend:e,attrs:{paddings:c,constantValue:0}}),h=L.backend_util.getReshaped(u.shape,a,o,!1),d=L.backend_util.getPermuted(h.length,a.length,!1),p=L.backend_util.getReshapedPermuted(u.shape,a,o,!1),f={x:u},m={shape:h},g=Gn({inputs:f,backend:e,attrs:m}),y={x:g},w={perm:d},b=Ub({inputs:y,backend:e,attrs:w}),S={x:b},x={shape:p},N=Gn({inputs:S,backend:e,attrs:x});return e.disposeIntermediateTensorInfo(u),e.disposeIntermediateTensorInfo(g),e.disposeIntermediateTensorInfo(b),N}var nU={kernelName:L.SpaceToBatchND,backendName:"cpu",kernelFunc:tU};var rU=Ke(L.Sqrt,function(n){return Math.sqrt(n)}),iU={kernelName:L.Sqrt,backendName:"cpu",kernelFunc:rU};var aU={kernelName:L.Square,backendName:"cpu",kernelFunc:function(n){var t=n.inputs,e=n.backend,r=t.x,i=e;ae(r,"square");for(var a=i.data.get(r.dataId).values,s=new Float32Array(a.length),o=0;o<a.length;++o){var c=a[o];s[o]=c*c}var l=i.write(s,r.shape,r.dtype);return{dataId:l,shape:r.shape,dtype:r.dtype}}};var sU=Ke(L.Step,function(n,t){var e=t;return isNaN(n)?NaN:n>0?1:e.alpha}),oU={kernelName:L.Step,backendName:"cpu",kernelFunc:sU};var cU=Ke(L.Tan,function(n){return Math.tan(n)}),lU={kernelName:L.Tan,backendName:"cpu",kernelFunc:cU};var uU=Ke(L.Tanh,function(n){return Math.tanh(n)}),hU={kernelName:L.Tanh,backendName:"cpu",kernelFunc:uU};function dU(n){var t=n.inputs,e=n.attrs,r=n.backend,i=e.axis,a=t.x;ae(a,"unique");var s=r.data.get(a.dataId).values,o=Ab(s,i,a.shape,a.dtype),c=o.outputValues,l=o.outputShape,u=o.indices;return[r.makeTensorInfo(l,a.dtype,c),r.makeTensorInfo([u.length],"int32",u)]}var pU={kernelName:L.Unique,backendName:"cpu",kernelFunc:dU};var fU=[j9,l9,$9,J9,m9,Q9,tF,rF,aF,oF,lF,G9,hF,p9,y9,pF,u9,mF,vF,bF,gF,IF,TF,SF,_F,RF,OF,DF,FF,WF,BF,UF,bp,z9,KF,w9,x9,QF,nW,rW,L9,aW,oW,h9,lW,fF,hW,pW,mW,A9,yW,wW,SW,IW,TW,bW,_W,N9,RW,EW,C9,Fb,M9,d9,FW,H9,V9,q9,WW,BW,O9,HW,qW,YW,KW,XW,E9,QW,nU,iU,aU,k9,oU,W9,lU,hU,eU,pU];for(var Sp=0,Bb=fU;Sp<Bb.length;Sp++){var mU=Bb[Sp];L.registerKernel(mU)}ws.MathBackendCPU=cb;ws.shared=U9;ws.version_cpu=B9}),Ax=we(Yn=>{"use strict";Object.defineProperty(Yn,"__esModule",{value:!0});var _=di();var Lp=function(n,t){return Lp=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,r){e.__proto__=r}||function(e,r){for(var i in r)r.hasOwnProperty(i)&&(e[i]=r[i])},Lp(n,t)};function gU(n,t){Lp(n,t);function e(){this.constructor=n}n.prototype=t===null?Object.create(t):(e.prototype=t.prototype,new e)}function fc(n,t,e,r){function i(a){return a instanceof e?a:new e(function(s){s(a)})}return new(e||(e=Promise))(function(a,s){function o(u){try{l(r.next(u))}catch(h){s(h)}}function c(u){try{l(r.throw(u))}catch(h){s(h)}}function l(u){u.done?a(u.value):i(u.value).then(o,c)}l((r=r.apply(n,t||[])).next())})}function mc(n,t){var e={label:0,sent:function(){if(a[0]&1)throw a[1];return a[1]},trys:[],ops:[]},r,i,a,s;return s={next:o(0),throw:o(1),return:o(2)},typeof Symbol=="function"&&(s[Symbol.iterator]=function(){return this}),s;function o(l){return function(u){return c([l,u])}}function c(l){if(r)throw new TypeError("Generator is already executing.");for(;e;)try{if(r=1,i&&(a=l[0]&2?i.return:l[0]?i.throw||((a=i.return)&&a.call(i),0):i.next)&&!(a=a.call(i,l[1])).done)return a;(i=0,a)&&(l=[l[0]&2,a.value]);switch(l[0]){case 0:case 1:a=l;break;case 4:return e.label++,{value:l[1],done:!1};case 5:e.label++,i=l[1],l=[0];continue;case 7:l=e.ops.pop(),e.trys.pop();continue;default:if(!(a=e.trys,a=a.length>0&&a[a.length-1])&&(l[0]===6||l[0]===2)){e=0;continue}if(l[0]===3&&(!a||l[1]>a[0]&&l[1]<a[3])){e.label=l[1];break}if(l[0]===6&&e.label<a[1]){e.label=a[1],a=l;break}if(a&&e.label<a[2]){e.label=a[2],e.ops.push(l);break}a[2]&&e.ops.pop(),e.trys.pop();continue}l=t.call(n,e)}catch(u){l=[6,u],i=0}finally{r=a=0}if(l[0]&5)throw l[1];return{value:l[0]?l[1]:void 0,done:!0}}}var Ai={},Ip={alpha:!1,antialias:!1,premultipliedAlpha:!1,preserveDrawingBuffer:!1,depth:!1,stencil:!1,failIfMajorPerformanceCaveat:!0};function Pb(n,t){Ai[n]=t}function jn(n){if(!(n in Ai)){var t=yU(n);if(t!==null)Ai[n]=t;else return console.log("Could not get context for WebGL version",n),null}var e=Ai[n];return e.isContextLost()?(delete Ai[n],jn(n)):(e.disable(e.DEPTH_TEST),e.disable(e.STENCIL_TEST),e.disable(e.BLEND),e.disable(e.DITHER),e.disable(e.POLYGON_OFFSET_FILL),e.disable(e.SAMPLE_COVERAGE),e.enable(e.SCISSOR_TEST),e.enable(e.CULL_FACE),e.cullFace(e.BACK),Ai[n])}function vU(n){if(typeof OffscreenCanvas!="undefined"&&n===2)return new OffscreenCanvas(300,150);if(typeof document!="undefined")return document.createElement("canvas");throw new Error("Cannot create a canvas in this context")}function yU(n){if(n!==1&&n!==2)throw new Error("Cannot get WebGL rendering context, WebGL is disabled.");var t=vU(n);return t.addEventListener("webglcontextlost",function(e){e.preventDefault(),delete Ai[n]},!1),n===1?t.getContext("webgl",Ip)||t.getContext("experimental-webgl",Ip):t.getContext("webgl2",Ip)}var Is;(function(n){n[n.DENSE=0]="DENSE",n[n.SHARED_BATCH=1]="SHARED_BATCH"})(Is||(Is={}));var hn;(function(n){n[n.RENDER=0]="RENDER",n[n.UPLOAD=1]="UPLOAD",n[n.PIXELS=2]="PIXELS",n[n.DOWNLOAD=3]="DOWNLOAD"})(hn||(hn={}));var Ft;(function(n){n[n.UNPACKED_FLOAT16=0]="UNPACKED_FLOAT16",n[n.UNPACKED_FLOAT32=1]="UNPACKED_FLOAT32",n[n.PACKED_4X1_UNSIGNED_BYTE=2]="PACKED_4X1_UNSIGNED_BYTE",n[n.PACKED_2X2_FLOAT32=3]="PACKED_2X2_FLOAT32",n[n.PACKED_2X2_FLOAT16=4]="PACKED_2X2_FLOAT16"})(Ft||(Ft={}));function As(n,t){return[t,n]}function wU(n,t){return n*t}function Ts(n){var t=_.util.sizeFromShape(n),e=Math.ceil(t/4);return _.util.sizeToSquarishShape(e)}function ga(n,t){return[Math.max(1,Math.ceil(t/2)),Math.max(1,Math.ceil(n/2))]}function bU(n,t){var e=ga(n,t),r=e[0],i=e[1];return r*i*4}function Ap(n,t){var e=n,r,i,a,s,o,c,l,u,h,d;return _.env().getNumber("WEBGL_VERSION")===2?(r=e.R32F,i=e.R16F,a=e.RGBA16F,s=e.RGBA32F,o=e.RED,l=4,u=1,h=e.HALF_FLOAT,d=e.FLOAT):(r=n.RGBA,i=n.RGBA,a=n.RGBA,s=e.RGBA,o=n.RGBA,l=4,u=4,h=t!=null?t.HALF_FLOAT_OES:null,d=n.FLOAT),c=n.RGBA,{internalFormatFloat:r,internalFormatHalfFloat:i,internalFormatPackedHalfFloat:a,internalFormatPackedFloat:s,textureFormatFloat:o,downloadTextureFormat:c,downloadUnpackNumChannels:l,defaultNumChannels:u,textureTypeHalfFloat:h,textureTypeFloat:d}}function de(n,t){var e=t();return _.env().getBool("DEBUG")&&xU(n),e}function xU(n){var t=n.getError();if(t!==n.NO_ERROR)throw new Error("WebGL Error: "+Mb(n,t))}var SU=596e-10,LU=65504;function Hb(n){return!!(_.env().getBool("WEBGL_RENDER_FLOAT32_ENABLED")||n===0||SU<Math.abs(n)&&Math.abs(n)<LU)}function Mb(n,t){switch(t){case n.NO_ERROR:return"NO_ERROR";case n.INVALID_ENUM:return"INVALID_ENUM";case n.INVALID_VALUE:return"INVALID_VALUE";case n.INVALID_OPERATION:return"INVALID_OPERATION";case n.INVALID_FRAMEBUFFER_OPERATION:return"INVALID_FRAMEBUFFER_OPERATION";case n.OUT_OF_MEMORY:return"OUT_OF_MEMORY";case n.CONTEXT_LOST_WEBGL:return"CONTEXT_LOST_WEBGL";default:return"Unknown error code "+t}}function Ns(n,t){return ur(n,function(){return n.getExtension(t)},'Extension "'+t+'" not supported on this browser.')}function Vb(n,t){var e=ur(n,function(){return n.createShader(n.VERTEX_SHADER)},"Unable to create vertex WebGLShader.");if(de(n,function(){return n.shaderSource(e,t)}),de(n,function(){return n.compileShader(e)}),n.getShaderParameter(e,n.COMPILE_STATUS)===!1)throw console.log(n.getShaderInfoLog(e)),new Error("Failed to compile vertex shader.");return e}function qb(n,t){var e=ur(n,function(){return n.createShader(n.FRAGMENT_SHADER)},"Unable to create fragment WebGLShader.");if(de(n,function(){return n.shaderSource(e,t)}),de(n,function(){return n.compileShader(e)}),n.getShaderParameter(e,n.COMPILE_STATUS)===!1)throw IU(t,n.getShaderInfoLog(e)),new Error("Failed to compile fragment shader.");return e}var AU=/ERROR: [0-9]+:([0-9]+):/g;function IU(n,t){var e=AU.exec(t);if(e==null){console.log("Couldn't parse line number in error: "+t),console.log(n);return}for(var r=+e[1],i=n.split(`
`),a=i.length.toString().length+2,s=i.map(function(d,p){return _.util.rightPad((p+1).toString(),a)+d}),o=0,c=0;c<s.length;c++)o=Math.max(s[c].length,o);var l=s.slice(0,r-1),u=s.slice(r-1,r),h=s.slice(r);console.log(l.join(`
`)),console.log(t.split(`
`)[0]),console.log("%c "+_.util.rightPad(u[0],o),"border:1px solid red; background-color:#e3d2d2; color:#a61717"),console.log(h.join(`
`))}function Gb(n){return ur(n,function(){return n.createProgram()},"Unable to create WebGLProgram.")}function Yb(n,t){if(de(n,function(){return n.linkProgram(t)}),n.getProgramParameter(t,n.LINK_STATUS)===!1)throw console.log(n.getProgramInfoLog(t)),new Error("Failed to link vertex and fragment shaders.")}function gc(n,t){if(de(n,function(){return n.validateProgram(t)}),n.getProgramParameter(t,n.VALIDATE_STATUS)===!1)throw console.log(n.getProgramInfoLog(t)),new Error("Shader program validation failed.")}function jb(n,t){var e=ur(n,function(){return n.createBuffer()},"Unable to create WebGLBuffer");return de(n,function(){return n.bindBuffer(n.ARRAY_BUFFER,e)}),de(n,function(){return n.bufferData(n.ARRAY_BUFFER,t,n.STATIC_DRAW)}),e}function Kb(n,t){var e=ur(n,function(){return n.createBuffer()},"Unable to create WebGLBuffer");return de(n,function(){return n.bindBuffer(n.ELEMENT_ARRAY_BUFFER,e)}),de(n,function(){return n.bufferData(n.ELEMENT_ARRAY_BUFFER,t,n.STATIC_DRAW)}),e}function TU(){return _.env().getNumber("WEBGL_VERSION")===2?1:4}function $b(n){return ur(n,function(){return n.createTexture()},"Unable to create WebGLTexture.")}function Xb(n,t){var e=_.env().getNumber("WEBGL_MAX_TEXTURE_SIZE");if(n<=0||t<=0){var r="["+n+"x"+t+"]";throw new Error("Requested texture size "+r+" is invalid.")}if(n>e||t>e){var r="["+n+"x"+t+"]",i="["+e+"x"+e+"]";throw new Error("Requested texture size "+r+" greater than WebGL maximum on this browser / GPU "+i+".")}}function Jb(n){return ur(n,function(){return n.createFramebuffer()},"Unable to create WebGLFramebuffer.")}function Tp(n,t,e,r,i,a,s){var o=n.getAttribLocation(t,e);return o===-1?!1:(de(n,function(){return n.bindBuffer(n.ARRAY_BUFFER,r)}),de(n,function(){return n.vertexAttribPointer(o,i,n.FLOAT,!1,a,s)}),de(n,function(){return n.enableVertexAttribArray(o)}),!0)}function Qb(n,t,e){Zb(n,e),de(n,function(){return n.activeTexture(n.TEXTURE0+e)}),de(n,function(){return n.bindTexture(n.TEXTURE_2D,t)})}function NU(n,t){Zb(n,t),de(n,function(){return n.activeTexture(n.TEXTURE0+t)}),de(n,function(){return n.bindTexture(n.TEXTURE_2D,null)})}function e2(n,t,e){return ur(n,function(){return n.getUniformLocation(t,e)},'uniform "'+e+'" not present in program.')}function t2(n,t,e){return n.getUniformLocation(t,e)}function n2(n,t,e,r){de(n,function(){return Qb(n,t,r)}),de(n,function(){return n.uniform1i(e,r)})}function _U(n){de(n,function(){return n.bindFramebuffer(n.FRAMEBUFFER,null)}),de(n,function(){return n.viewport(0,0,n.canvas.width,n.canvas.height)}),de(n,function(){return n.scissor(0,0,n.canvas.width,n.canvas.height)})}function yc(n,t,e){de(n,function(){return n.bindFramebuffer(n.FRAMEBUFFER,e)}),de(n,function(){return n.framebufferTexture2D(n.FRAMEBUFFER,n.COLOR_ATTACHMENT0,n.TEXTURE_2D,t,0)})}function Np(n,t){de(n,function(){return n.bindFramebuffer(n.FRAMEBUFFER,t)}),de(n,function(){return n.framebufferTexture2D(n.FRAMEBUFFER,n.COLOR_ATTACHMENT0,n.TEXTURE_2D,null,0)})}function _s(n){var t=n.checkFramebufferStatus(n.FRAMEBUFFER);if(t!==n.FRAMEBUFFER_COMPLETE)throw new Error("Error binding framebuffer: "+r2(n,t))}function r2(n,t){switch(t){case n.FRAMEBUFFER_INCOMPLETE_ATTACHMENT:return"FRAMEBUFFER_INCOMPLETE_ATTACHMENT";case n.FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:return"FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT";case n.FRAMEBUFFER_INCOMPLETE_DIMENSIONS:return"FRAMEBUFFER_INCOMPLETE_DIMENSIONS";case n.FRAMEBUFFER_UNSUPPORTED:return"FRAMEBUFFER_UNSUPPORTED";default:return"unknown error "+t}}function ur(n,t,e){var r=de(n,function(){return t()});if(r==null)throw new Error(e);return r}function Zb(n,t){var e=n.MAX_COMBINED_TEXTURE_IMAGE_UNITS-1,r=t+n.TEXTURE0;if(r<n.TEXTURE0||r>e){var i="[gl.TEXTURE0, gl.TEXTURE"+e+"]";throw new Error("textureUnit must be in "+i+".")}}function Ti(n,t){return t===void 0&&(t=2),_.util.sizeFromShape(n.slice(0,n.length-t))}function Ni(n){if(n.length===0)throw Error("Cannot get rows and columns of an empty shape array.");return[n.length>1?n[n.length-2]:1,n[n.length-1]]}function vc(n){var t=[1,1,1],e=n.length===0||n.length===1&&n[0]===1;return e||(t=[Ti(n)].concat(Ni(n))),t}function i2(n,t){var e;t===void 0&&(t=!1);var r=_.env().getNumber("WEBGL_MAX_TEXTURE_SIZE");if(t&&(r=r*2,n=n.map(function(l,u){return u>=n.length-2?_.util.nearestLargerEven(n[u]):n[u]}),n.length===1&&(n=[2,n[0]])),n.length!==2){var i=_.util.squeezeShape(n);n=i.newShape}var a=_.util.sizeFromShape(n);if(n.length<=1&&a<=r)return[1,a];if(n.length===2&&n[0]<=r&&n[1]<=r)return n;if(n.length===3&&n[0]*n[1]<=r&&n[2]<=r)return[n[0]*n[1],n[2]];if(n.length===3&&n[0]<=r&&n[1]*n[2]<=r)return[n[0],n[1]*n[2]];if(n.length===4&&n[0]*n[1]*n[2]<=r&&n[3]<=r)return[n[0]*n[1]*n[2],n[3]];if(n.length===4&&n[0]<=r&&n[1]*n[2]*n[3]<=r)return[n[0],n[1]*n[2]*n[3]];if(t){var s=Ti(n),o=2,c=2;return n.length&&(e=Ni(n),o=e[0],c=e[1]),a=s*(o/2)*(c/2),_.util.sizeToSquarishShape(a).map(function(l){return l*2})}return _.util.sizeToSquarishShape(a)}function wc(n){return n%2===0}function Cs(n,t){if(n=n.slice(-2),t=t.slice(-2),_.util.arraysEqual(n,t))return!0;if(!n.length||!t.length)return!0;if(n[0]===0||n[1]===0||t[0]===0||t[1]===0)return!0;if(n.length!==t.length){var e=n.slice(-1)[0],r=t.slice(-1)[0];if(e===r)return!0;if(wc(e)&&wc(r)&&(n[0]===1||t[0]===1))return!0}return n[1]===t[1]&&wc(n[0])&&wc(t[0])}var bc,xc;function a2(n){if(bc==null){var t=jn(n);bc=t.getParameter(t.MAX_TEXTURE_SIZE)}return bc}function CU(){bc=null}function RU(){xc=null}function s2(n){if(xc==null){var t=jn(n);xc=t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS)}return Math.min(16,xc)}function o2(n){if(n===0)return 0;var t,e=jn(n);return dn(e,"EXT_disjoint_timer_query_webgl2")&&n===2?t=2:dn(e,"EXT_disjoint_timer_query")?t=1:t=0,t}function dn(n,t){var e=n.getExtension(t);return e!=null}function _p(n){try{var t=jn(n);if(t!=null)return!0}catch(e){return console.log("Error when getting WebGL context: ",e),!1}return!1}function c2(n){if(n===0)return!1;var t=jn(n);if(n===1){if(!dn(t,"OES_texture_float"))return!1}else if(!dn(t,"EXT_color_buffer_float"))return!1;var e=Cp(t);return e}function l2(n){if(n===0)return!1;var t=jn(n);if(n===1){if(!dn(t,"OES_texture_float"))return!1;if(!dn(t,"WEBGL_color_buffer_float"))return!1}else{if(dn(t,"EXT_color_buffer_float"))return Cp(t);var e="EXT_color_buffer_half_float";if(dn(t,e)){var r=t.getExtension(e);return OU(t,r)}return!1}var i=Cp(t);return i}function Cp(n){var t=Ap(n),e=n.createTexture();n.bindTexture(n.TEXTURE_2D,e);var r=1,i=1;n.texImage2D(n.TEXTURE_2D,0,t.internalFormatFloat,r,i,0,t.textureFormatFloat,t.textureTypeFloat,null);var a=n.createFramebuffer();n.bindFramebuffer(n.FRAMEBUFFER,a),n.framebufferTexture2D(n.FRAMEBUFFER,n.COLOR_ATTACHMENT0,n.TEXTURE_2D,e,0);var s=n.checkFramebufferStatus(n.FRAMEBUFFER)===n.FRAMEBUFFER_COMPLETE;return n.bindTexture(n.TEXTURE_2D,null),n.bindFramebuffer(n.FRAMEBUFFER,null),n.deleteTexture(e),n.deleteFramebuffer(a),s}function OU(n,t){var e=Ap(n,t),r=n.createTexture();n.bindTexture(n.TEXTURE_2D,r);var i=1,a=1;n.texImage2D(n.TEXTURE_2D,0,e.internalFormatHalfFloat,i,a,0,e.textureFormatFloat,e.textureTypeHalfFloat,null);var s=n.createFramebuffer();n.bindFramebuffer(n.FRAMEBUFFER,s),n.framebufferTexture2D(n.FRAMEBUFFER,n.COLOR_ATTACHMENT0,n.TEXTURE_2D,r,0);var o=n.checkFramebufferStatus(n.FRAMEBUFFER)===n.FRAMEBUFFER_COMPLETE;return n.bindTexture(n.TEXTURE_2D,null),n.bindFramebuffer(n.FRAMEBUFFER,null),n.deleteTexture(r),n.deleteFramebuffer(s),o}function u2(n){if(n!==2)return!1;var t=jn(n),e=t.fenceSync!=null;return e}function ya(n,t){Array.isArray(n)||(n=[n]),n.forEach(function(e){e!=null&&_.util.assert(e.dtype!=="complex64",function(){return t+" does not support complex64 tensors in the WebGL backend."})})}var EU={__proto__:null,callAndCheck:de,canBeRepresented:Hb,getWebGLErrorMessage:Mb,getExtensionOrThrow:Ns,createVertexShader:Vb,createFragmentShader:qb,createProgram:Gb,linkProgram:Yb,validateProgram:gc,createStaticVertexBuffer:jb,createStaticIndexBuffer:Kb,getNumChannels:TU,createTexture:$b,validateTextureSize:Xb,createFramebuffer:Jb,bindVertexBufferToProgramAttribute:Tp,bindTextureUnit:Qb,unbindTextureUnit:NU,getProgramUniformLocationOrThrow:e2,getProgramUniformLocation:t2,bindTextureToProgramUniformSampler:n2,bindCanvasToFramebuffer:_U,bindColorTextureToFramebuffer:yc,unbindColorTextureFromFramebuffer:Np,validateFramebuffer:_s,getFramebufferErrorMessage:r2,getBatchDim:Ti,getRowsCols:Ni,getShapeAs3D:vc,getTextureShapeFromLogicalShape:i2,isReshapeFree:Cs,getWebGLMaxTextureSize:a2,resetMaxTextureSize:CU,resetMaxTexturesInShader:RU,getMaxTexturesInShader:s2,getWebGLDisjointQueryTimerVersion:o2,hasExtension:dn,isWebGLVersionEnabled:_p,isCapableOfRenderingToFloatTexture:c2,isDownloadFloatTextureEnabled:l2,isWebGLFenceEnabled:u2,assertNotComplex:ya};var Le=_.env();Le.registerFlag("HAS_WEBGL",function(){return Le.getNumber("WEBGL_VERSION")>0});Le.registerFlag("WEBGL_VERSION",function(){return _p(2)?2:_p(1)?1:0});Le.registerFlag("WEBGL_CHECK_NUMERICAL_PROBLEMS",function(){return!1});Le.registerFlag("WEBGL_BUFFER_SUPPORTED",function(){return Le.get("WEBGL_VERSION")===2});Le.registerFlag("WEBGL_CPU_FORWARD",function(){return!0});Le.registerFlag("WEBGL_FORCE_F16_TEXTURES",function(){return!1});Le.registerFlag("WEBGL_PACK",function(){return Le.getBool("HAS_WEBGL")});Le.registerFlag("WEBGL_PACK_NORMALIZATION",function(){return Le.getBool("WEBGL_PACK")});Le.registerFlag("WEBGL_PACK_CLIP",function(){return Le.getBool("WEBGL_PACK")});Le.registerFlag("WEBGL_PACK_DEPTHWISECONV",function(){return!1});Le.registerFlag("WEBGL_PACK_BINARY_OPERATIONS",function(){return Le.getBool("WEBGL_PACK")});Le.registerFlag("WEBGL_PACK_UNARY_OPERATIONS",function(){return Le.getBool("WEBGL_PACK")});Le.registerFlag("WEBGL_PACK_ARRAY_OPERATIONS",function(){return Le.getBool("WEBGL_PACK")});Le.registerFlag("WEBGL_PACK_IMAGE_OPERATIONS",function(){return Le.getBool("WEBGL_PACK")});Le.registerFlag("WEBGL_PACK_REDUCE",function(){return Le.getBool("WEBGL_PACK")});Le.registerFlag("WEBGL_LAZILY_UNPACK",function(){return Le.getBool("WEBGL_PACK")});Le.registerFlag("WEBGL_CONV_IM2COL",function(){return Le.getBool("WEBGL_PACK")});Le.registerFlag("WEBGL_MAX_TEXTURE_SIZE",function(){return a2(Le.getNumber("WEBGL_VERSION"))});Le.registerFlag("WEBGL_MAX_TEXTURES_IN_SHADER",function(){return s2(Le.getNumber("WEBGL_VERSION"))});Le.registerFlag("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION",function(){var n=Le.getNumber("WEBGL_VERSION");return n===0?0:o2(n)});Le.registerFlag("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE",function(){return Le.getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")>0&&!_.device_util.isMobile()});Le.registerFlag("WEBGL_RENDER_FLOAT32_CAPABLE",function(){return c2(Le.getNumber("WEBGL_VERSION"))});Le.registerFlag("WEBGL_RENDER_FLOAT32_ENABLED",function(){return Le.getBool("WEBGL_FORCE_F16_TEXTURES")?!1:Le.getBool("WEBGL_RENDER_FLOAT32_CAPABLE")});Le.registerFlag("WEBGL_DOWNLOAD_FLOAT_ENABLED",function(){return l2(Le.getNumber("WEBGL_VERSION"))});Le.registerFlag("WEBGL_FENCE_API_ENABLED",function(){return u2(Le.getNumber("WEBGL_VERSION"))});Le.registerFlag("WEBGL_SIZE_UPLOAD_UNIFORM",function(){var n=Le.getBool("WEBGL_RENDER_FLOAT32_ENABLED");return n?4:0});Le.registerFlag("WEBGL_DELETE_TEXTURE_THRESHOLD",function(){return-1},function(n){if(n<0&&n!==-1)throw new Error("WEBGL_DELETE_TEXTURE_THRESHOLD must be -1 (indicating never "+("delete) or at least 0, but got "+n+"."))});function DU(n){const t=new Float32Array(n.length);for(let e=0;e<n.length;++e)t[e]=Math.abs(n[e]);return t}function Rp(n){return(t,e,r,i,a)=>{const s=_.backend_util.assertAndGetBroadcastShape(t,e),o=s.length,c=_.util.computeStrides(s),l=_.util.sizeFromShape(s),u=_.util.getTypedArrayFromDType(a,l),h=t.length,d=e.length,p=_.util.computeStrides(t),f=_.util.computeStrides(e),m=_.backend_util.getBroadcastDims(t,s),g=_.backend_util.getBroadcastDims(e,s);if(m.length+g.length===0)for(let y=0;y<u.length;++y)u[y]=n(r[y%r.length],i[y%i.length]);else for(let y=0;y<u.length;++y){const w=_.util.indexToLoc(y,o,c),b=w.slice(-h);m.forEach(I=>b[I]=0);const S=_.util.locToIndex(b,h,p),x=w.slice(-d);g.forEach(I=>x[I]=0);const N=_.util.locToIndex(x,d,f);u[y]=n(r[S],i[N])}return[u,s]}}const kU=Rp((n,t)=>n+t);function va(n){return(t,e,r)=>{const i=_.util.getTypedArrayFromDType(e,t.length);for(let a=0;a<t.length;++a)i[a]=n(t[a],r);return i}}const FU=va(n=>Math.ceil(n));const WU=va(n=>Math.exp(n));const UU=va(n=>Math.expm1(n));const BU=va(n=>Math.floor(n));const zU=va(n=>Math.log(n));function PU(n,t,e,r){const i=_.util.getTypedArrayFromDType(r,_.util.sizeFromShape(e));for(let a=0;a<i.length;++a){const s=a*t;let o=n[s];for(let c=0;c<t;++c){const l=n[s+c];l>o&&(o=l)}i[a]=o}return i}const MU=Rp((n,t)=>n*t);const HU=va(n=>1/Math.sqrt(n));function VU(n,t,e,r,i){const a=_.slice_util.isSliceContinous(r,t,e),s=_.util.sizeFromShape(e),o=_.util.computeStrides(r);if(a){const l=_.slice_util.computeFlatOffset(t,o);return n.subarray(l,l+s)}const c=_.util.getTypedArrayFromDType(i,s);for(let l=0;l<s;++l){const u=e.length,h=_.util.computeStrides(e),d=_.util.indexToLoc(l,u,h),p=d.map((m,g)=>m+t[g]),f=_.util.locToIndex(p,r.length,o);c[l]=n[f]}return c}const qU=Rp((n,t)=>n-t);function GU(n,t,e,r,i){const a=t.length,s=_.util.sizeFromShape(t),o=_.util.computeStrides(t),c=_.util.computeStrides(i),l=_.util.getTypedArrayFromDType(e,_.util.sizeFromShape(i));for(let u=0;u<s;++u){const h=_.util.indexToLoc(u,a,o),d=new Array(h.length);for(let f=0;f<d.length;f++)d[f]=h[r[f]];const p=_.util.locToIndex(d,a,c);l[p]=n[u]}return l}function YU(n,t,e,r){const i=_.util.parseAxisParam(t,e)[0],a=[1,e[0],1];for(let f=0;f<i;f++)a[0]*=e[f];a[1]=e[i];for(let f=i+1;f<e.length;f++)a[2]*=e[f];const s={},o=new Int32Array(e[i]),c=new _.TensorBuffer(a,r,n),l=[],u=a[0]===1&&a[2]===1;for(let f=0;f<e[i];f++){let m;if(u)m=n[f].toString();else{const g=[];for(let y=0;y<a[0];y++)for(let w=0;w<a[2];w++)g.push(c.get(y,f,w));m=g.join(",")}if(s[m]!==void 0)o[f]=s[m];else{const g=Object.keys(s).length;s[m]=g,o[f]=g,l.push(f)}}const h=a.slice();h[1]=Object.keys(s).length;const d=new _.TensorBuffer(h,r);l.forEach((f,m)=>{for(let g=0;g<a[0];g++)for(let y=0;y<a[2];y++)d.set(c.get(g,f,y),g,m,y)});const p=e.slice();return p[i]=h[1],{outputValues:d.values,outputShape:p,indices:o}}var jU=DU,KU=kU,$U=FU,XU=WU,JU=UU,ZU=BU,QU=zU,eB=PU,tB=MU,nB=HU,rB=VU,iB=qU,Op=GU,aB=YU;var sB=function(){function n(t,e){this.outputShape=[],this.outputShape=t,this.variableNames=e.map(function(a,s){return"T"+s});var r=[];this.variableNames.forEach(function(a){r.push("float v"+a+" = get"+a+"AtOutCoords();")});var i=this.variableNames.map(function(a){return"v"+a}).join(" + ");this.userCode=`
      void main() {
        `+r.join(`
        `)+`

        float result = `+i+`;
        setOutput(result);
      }
    `}return n}();var oB=function(){function n(t,e){this.outputShape=[],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t,this.variableNames=e.map(function(a,s){return"T"+s});var r=[];this.variableNames.forEach(function(a){r.push("vec4 v"+a+" = get"+a+"AtOutCoords();")});var i=this.variableNames.map(function(a){return"v"+a}).join(" + ");this.userCode=`
      void main() {
        `+r.join(`
        `)+`

        vec4 result = `+i+`;
        setOutput(result);
      }
    `}return n}();var cB=function(){function n(t,e,r){this.variableNames=["A"];var i=t.windowSize,a=t.batchSize,s=t.outSize;r||this.variableNames.push("bestIndicesA"),this.outputShape=[a,s];var o=e==="max"?">":"<",c=r?"inOffset + i;":"round(getBestIndicesA(batch, inOffset + i));";this.userCode=`
      void main() {
        ivec2 coords = getOutputCoords();
        int batch = coords[0];
        int outIdx = coords[1];
        int inOffset = outIdx * `+i+`;

        int bestIndex = inOffset;
        float bestValue = getA(batch, bestIndex);

        for (int i = 0; i < `+i+`; i++) {
          int inIdx = `+c+`;
          float candidate = getA(batch, inIdx);
          if (candidate `+o+` bestValue) {
            bestValue = candidate;
            bestIndex = inIdx;
          }
        }
        setOutput(float(bestIndex));
      }
    `}return n}();function h2(n,t){return["x","y","z","w","u","v"].slice(0,t).map(function(e){return n+"."+e})}function Mt(n,t){return t===1?[n]:h2(n,t)}function lB(n,t){if(n===1)return"rc";for(var e="",r=0;r<n;r++)e+=t[r],r<n-1&&(e+=",");return e}function Ht(){var n,t,e,r,i,a,s,o,c,l;return _.env().getNumber("WEBGL_VERSION")===2?(n="#version 300 es",t="in",e="out",r="in",i="texture",a="outputColor",s="out vec4 outputColor;",o=`
      bool isnan_custom(float val) {
        return (val > 0.0 || val < 0.0) ? false : val != 0.0;
      }

      bvec4 isnan_custom(vec4 val) {
        return bvec4(isnan_custom(val.x),
          isnan_custom(val.y), isnan_custom(val.z), isnan_custom(val.w));
      }

      #define isnan(value) isnan_custom(value)
    `,c="",l=`
      #define round(value) newRound(value)
      int newRound(float value) {
        return int(floor(value + 0.5));
      }

      ivec4 newRound(vec4 value) {
        return ivec4(floor(value + vec4(0.5)));
      }
    `):(n="",t="attribute",e="varying",r="varying",i="texture2D",a="gl_FragColor",s="",o=`
      #define isnan(value) isnan_custom(value)
      bool isnan_custom(float val) {
        return (val > 0. || val < 1. || val == 0.) ? false : true;
      }
      bvec4 isnan_custom(vec4 val) {
        return bvec4(isnan(val.x), isnan(val.y), isnan(val.z), isnan(val.w));
      }
    `,c=`
      uniform float INFINITY;

      bool isinf(float val) {
        return abs(val) == INFINITY;
      }
      bvec4 isinf(vec4 val) {
        return equal(abs(val), vec4(INFINITY));
      }
    `,l=`
      int round(float value) {
        return int(floor(value + 0.5));
      }

      ivec4 round(vec4 value) {
        return ivec4(floor(value + vec4(0.5)));
      }
    `),{version:n,attribute:t,varyingVs:e,varyingFs:r,texture2D:i,output:a,defineOutput:s,defineSpecialNaN:o,defineSpecialInf:c,defineRound:l}}function _i(n,t,e){e===void 0&&(e="index");var r=_.util.computeStrides(t);return r.map(function(i,a){var s="int "+n[a]+" = "+e+" / "+i,o=a===r.length-1?"int "+n[a+1]+" = "+e+" - "+n[a]+" * "+i:"index -= "+n[a]+" * "+i;return s+"; "+o+";"}).join("")}function Ep(n){var t=_.util.computeStrides(n).map(function(e){return e.toString()});return`
  int getFlatIndex(ivec3 coords) {
    return coords.x * `+t[0]+" + coords.y * "+t[1]+` + coords.z;
  }
`}var d2=`
  const float FLOAT_MAX = 1.70141184e38;
  const float FLOAT_MIN = 1.17549435e-38;

  lowp vec4 encode_float(highp float v) {
    if (isnan(v)) {
      return vec4(255, 255, 255, 255);
    }

    highp float av = abs(v);

    if(av < FLOAT_MIN) {
      return vec4(0.0, 0.0, 0.0, 0.0);
    } else if(v > FLOAT_MAX) {
      return vec4(0.0, 0.0, 128.0, 127.0) / 255.0;
    } else if(v < -FLOAT_MAX) {
      return vec4(0.0, 0.0,  128.0, 255.0) / 255.0;
    }

    highp vec4 c = vec4(0,0,0,0);

    highp float e = floor(log2(av));
    highp float m = exp2(fract(log2(av))) - 1.0;

    c[2] = floor(128.0 * m);
    m -= c[2] / 128.0;
    c[1] = floor(32768.0 * m);
    m -= c[1] / 32768.0;
    c[0] = floor(8388608.0 * m);

    highp float ebias = e + 127.0;
    c[3] = floor(ebias / 2.0);
    ebias -= c[3] * 2.0;
    c[2] += floor(ebias) * 128.0;

    c[3] += 128.0 * step(0.0, -v);

    return c / 255.0;
  }
`;var p2=_.backend_util.getBroadcastDims;function vB(n,t,e,r){var i=[];n.forEach(function(f){var m=_.util.sizeFromShape(f.shapeInfo.logicalShape);f.shapeInfo.isUniform?i.push("uniform float "+f.name+(m>1?"["+m+"]":"")+";"):(i.push("uniform sampler2D "+f.name+";"),i.push("uniform int offset"+f.name+";"))});var a=i.join(`
`),s=n.map(function(f){return uB(f,t,r)}).join(`
`),o=t.texShape,c=Ht(),l=pB(c),u,h,d=gB(c);t.isPacked?(u=hB(t.logicalShape,o),h=mB(c)):(u=dB(t.logicalShape,o),h=fB(c)),r&&(d+=yB);var p=[d,l,h,a,u,s,e].join(`
`);return p}function wa(n){var t=n.shapeInfo.logicalShape;switch(t.length){case 0:return wB(n);case 1:return bB(n);case 2:return xB(n);case 3:return SB(n);case 4:return LB(n);case 5:return IB(n);case 6:return AB(n);default:throw new Error(t.length+"-D input sampling is not yet supported")}}function f2(n){var t=n.shapeInfo.logicalShape;switch(t.length){case 0:return TB(n);case 1:return NB(n);case 2:return _B(n);case 3:return CB(n);default:return RB(n)}}function uB(n,t,e){e===void 0&&(e=!1);var r="";e?r+=f2(n):r+=wa(n);var i=n.shapeInfo.logicalShape,a=t.logicalShape;return i.length<=a.length&&(e?r+=OB(n,t):r+=EB(n,t)),r}function hB(n,t){switch(n.length){case 0:return m2();case 1:return DB(n,t);case 2:return WB(n,t);case 3:return kB(n,t);default:return FB(n,t)}}function dB(n,t){switch(n.length){case 0:return m2();case 1:return UB(n,t);case 2:return HB(n,t);case 3:return BB(n,t);case 4:return zB(n,t);case 5:return PB(n,t);case 6:return MB(n,t);default:throw new Error(n.length+"-D output sampling is not yet supported")}}function pB(n){return`
    float sampleTexture(sampler2D textureSampler, vec2 uv) {
      return `+n.texture2D+`(textureSampler, uv).r;
    }
  `}function fB(n){return`
    void setOutput(float val) {
      `+n.output+` = vec4(val, 0, 0, 0);
    }
  `}function mB(n){return`
    void setOutput(vec4 val) {
      `+n.output+` = val;
    }
  `}function gB(n){var t=n.version+`
    precision highp float;
    precision highp int;
    precision highp sampler2D;
    `+n.varyingFs+` vec2 resultUV;
    `+n.defineOutput+`
    const vec2 halfCR = vec2(0.5, 0.5);

    struct ivec5
    {
      int x;
      int y;
      int z;
      int w;
      int u;
    };

    struct ivec6
    {
      int x;
      int y;
      int z;
      int w;
      int u;
      int v;
    };

    uniform float NAN;
    `+n.defineSpecialNaN+`
    `+n.defineSpecialInf+`
    `+n.defineRound+`

    int imod(int x, int y) {
      return x - y * (x / y);
    }

    int idiv(int a, int b, float sign) {
      int res = a / b;
      int mod = imod(a, b);
      if (sign < 0. && mod != 0) {
        res -= 1;
      }
      return res;
    }

    //Based on the work of Dave Hoskins
    //https://www.shadertoy.com/view/4djSRW
    #define HASHSCALE1 443.8975
    float random(float seed){
      vec2 p = resultUV * seed;
      vec3 p3  = fract(vec3(p.xyx) * HASHSCALE1);
      p3 += dot(p3, p3.yzx + 19.19);
      return fract((p3.x + p3.y) * p3.z);
    }

    `+VB+`
    `+qB+`
    `+GB+`
  `;return t}var VB=`
vec2 uvFromFlat(int texNumR, int texNumC, int index) {
  int texR = index / texNumC;
  int texC = index - texR * texNumC;
  return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);
}
vec2 packedUVfrom1D(int texNumR, int texNumC, int index) {
  int texelIndex = index / 2;
  int texR = texelIndex / texNumC;
  int texC = texelIndex - texR * texNumC;
  return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);
}
`,qB=`
vec2 packedUVfrom2D(int texelsInLogicalRow, int texNumR,
  int texNumC, int row, int col) {
  int texelIndex = (row / 2) * texelsInLogicalRow + (col / 2);
  int texR = texelIndex / texNumC;
  int texC = texelIndex - texR * texNumC;
  return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);
}
`,GB=`
vec2 packedUVfrom3D(int texNumR, int texNumC,
    int texelsInBatch, int texelsInLogicalRow, int b,
    int row, int col) {
  int index = b * texelsInBatch + (row / 2) * texelsInLogicalRow + (col / 2);
  int texR = index / texNumC;
  int texC = index - texR * texNumC;
  return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);
}
`,yB=`
  float getChannel(vec4 frag, vec2 innerDims) {
    vec2 modCoord = mod(innerDims, 2.);
    return modCoord.x == 0. ?
      (modCoord.y == 0. ? frag.r : frag.g) :
      (modCoord.y == 0. ? frag.b : frag.a);
  }
  float getChannel(vec4 frag, int dim) {
    float modCoord = mod(float(dim), 2.);
    return modCoord == 0. ? frag.r : frag.g;
  }
`;function m2(){return`
    int getOutputCoords() {
      return 0;
    }
  `}function DB(n,t){var e=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)];return e[0]===1?`
      int getOutputCoords() {
        return 2 * int(resultUV.x * `+e[1]+`.0);
      }
    `:e[1]===1?`
      int getOutputCoords() {
        return 2 * int(resultUV.y * `+e[0]+`.0);
      }
    `:`
    int getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx *
                             vec2(`+e[0]+", "+e[1]+`));
      return 2 * (resTexRC.x * `+e[1]+` + resTexRC.y);
    }
  `}function UB(n,t){return t[0]===1?`
      int getOutputCoords() {
        return int(resultUV.x * `+t[1]+`.0);
      }
    `:t[1]===1?`
      int getOutputCoords() {
        return int(resultUV.y * `+t[0]+`.0);
      }
    `:`
    int getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx *
                             vec2(`+t[0]+", "+t[1]+`));
      return resTexRC.x * `+t[1]+` + resTexRC.y;
    }
  `}function kB(n,t){var e=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)],r=Math.ceil(n[2]/2),i=r*Math.ceil(n[1]/2);return`
    ivec3 getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx *
                             vec2(`+e[0]+", "+e[1]+`));
      int index = resTexRC.x * `+e[1]+` + resTexRC.y;

      int b = index / `+i+`;
      index -= b * `+i+`;

      int r = 2 * (index / `+r+`);
      int c = imod(index, `+r+`) * 2;

      return ivec3(b, r, c);
    }
  `}function BB(n,t){var e=_i(["r","c","d"],n);return`
    ivec3 getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx *
                             vec2(`+t[0]+", "+t[1]+`));
      int index = resTexRC.x * `+t[1]+` + resTexRC.y;
      `+e+`
      return ivec3(r, c, d);
    }
  `}function FB(n,t){for(var e=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)],r=Math.ceil(n[n.length-1]/2),i=r*Math.ceil(n[n.length-2]/2),a=i,s="",o="b, r, c",c=2;c<n.length-1;c++)a*=n[n.length-c-1],s=`
      int b`+c+" = index / "+a+`;
      index -= b`+c+" * "+a+`;
    `+s,o="b"+c+", "+o;return`
    ivec`+n.length+` getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx *
                             vec2(`+e[0]+", "+e[1]+`));
      int index = resTexRC.x * `+e[1]+` + resTexRC.y;

      `+s+`

      int b = index / `+i+`;
      index -= b * `+i+`;

      int r = 2 * (index / `+r+`);
      int c = imod(index, `+r+`) * 2;

      return ivec`+n.length+"("+o+`);
    }
  `}function zB(n,t){var e=_i(["r","c","d","d2"],n);return`
    ivec4 getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx *
        vec2(`+t[0]+", "+t[1]+`));
      int index = resTexRC.x * `+t[1]+` + resTexRC.y;
      `+e+`
      return ivec4(r, c, d, d2);
    }
  `}function PB(n,t){var e=_i(["r","c","d","d2","d3"],n);return`
    ivec5 getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx * vec2(`+t[0]+`,
                             `+t[1]+`));

      int index = resTexRC.x * `+t[1]+` + resTexRC.y;

      `+e+`

      ivec5 outShape = ivec5(r, c, d, d2, d3);
      return outShape;
    }
  `}function MB(n,t){var e=_i(["r","c","d","d2","d3","d4"],n);return`
    ivec6 getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx *
        vec2(`+t[0]+", "+t[1]+`));
      int index = resTexRC.x * `+t[1]+` + resTexRC.y;

      `+e+`

      ivec6 result = ivec6(r, c, d, d2, d3, d4);
      return result;
    }
  `}function WB(n,t){var e=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)];if(_.util.arraysEqual(n,t))return`
      ivec2 getOutputCoords() {
        return 2 * ivec2(resultUV.yx * vec2(`+e[0]+", "+e[1]+`));
      }
    `;var r=Math.ceil(n[1]/2);return`
    ivec2 getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx *
                             vec2(`+e[0]+", "+e[1]+`));

      int index = resTexRC.x * `+e[1]+` + resTexRC.y;
      int r = 2 * (index / `+r+`);
      int c = imod(index, `+r+`) * 2;

      return ivec2(r, c);
    }
  `}function HB(n,t){return _.util.arraysEqual(n,t)?`
      ivec2 getOutputCoords() {
        return ivec2(resultUV.yx * vec2(`+t[0]+", "+t[1]+`));
      }
    `:n[1]===1?`
      ivec2 getOutputCoords() {
        ivec2 resTexRC = ivec2(resultUV.yx *
                               vec2(`+t[0]+", "+t[1]+`));
        int index = resTexRC.x * `+t[1]+` + resTexRC.y;
        return ivec2(index, 0);
      }
    `:n[0]===1?`
      ivec2 getOutputCoords() {
        ivec2 resTexRC = ivec2(resultUV.yx *
                               vec2(`+t[0]+", "+t[1]+`));
        int index = resTexRC.x * `+t[1]+` + resTexRC.y;
        return ivec2(0, index);
      }
    `:`
    ivec2 getOutputCoords() {
      ivec2 resTexRC = ivec2(resultUV.yx *
                             vec2(`+t[0]+", "+t[1]+`));
      int index = resTexRC.x * `+t[1]+` + resTexRC.y;
      int r = index / `+n[1]+`;
      int c = index - r * `+n[1]+`;
      return ivec2(r, c);
    }
  `}function Ci(n){return"offset"+n}function TB(n){var t=n.name,e="get"+t.charAt(0).toUpperCase()+t.slice(1),r=Ht();return`
    vec4 `+e+`() {
      return `+r.texture2D+"("+t+`, halfCR);
    }
  `}function wB(n){var t=n.name,e="get"+t.charAt(0).toUpperCase()+t.slice(1);if(n.shapeInfo.isUniform)return"float "+e+"() {return "+t+";}";var r=n.shapeInfo.texShape,i=r[0],a=r[1];if(i===1&&a===1)return`
      float `+e+`() {
        return sampleTexture(`+t+`, halfCR);
      }
    `;var s=n.shapeInfo.texShape,o=s[0],c=s[1],l=Ci(t);return`
    float `+e+`() {
      vec2 uv = uvFromFlat(`+o+", "+c+", "+l+`);
      return sampleTexture(`+t+`, uv);
    }
  `}function NB(n){var t=n.name,e="get"+t.charAt(0).toUpperCase()+t.slice(1),r=n.shapeInfo.texShape,i=[Math.ceil(r[0]/2),Math.ceil(r[1]/2)],a=Ht();return`
    vec4 `+e+`(int index) {
      vec2 uv = packedUVfrom1D(
        `+i[0]+", "+i[1]+`, index);
      return `+a.texture2D+"("+t+`, uv);
    }
  `}function bB(n){var t=n.name,e="get"+t.charAt(0).toUpperCase()+t.slice(1);if(n.shapeInfo.isUniform)return`
      float `+e+`(int index) {
        `+ba(n)+`
      }
    `;var r=n.shapeInfo.texShape,i=r[0],a=r[1];if(a===1&&i===1)return`
      float `+e+`(int index) {
        return sampleTexture(`+t+`, halfCR);
      }
    `;var s=Ci(t);return a===1?`
      float `+e+`(int index) {
        vec2 uv = vec2(0.5, (float(index + `+s+") + 0.5) / "+i+`.0);
        return sampleTexture(`+t+`, uv);
      }
    `:i===1?`
      float `+e+`(int index) {
        vec2 uv = vec2((float(index + `+s+") + 0.5) / "+a+`.0, 0.5);
        return sampleTexture(`+t+`, uv);
      }
    `:`
    float `+e+`(int index) {
      vec2 uv = uvFromFlat(`+i+", "+a+", index + "+s+`);
      return sampleTexture(`+t+`, uv);
    }
  `}function _B(n){var t=n.shapeInfo.logicalShape,e=n.name,r="get"+e.charAt(0).toUpperCase()+e.slice(1),i=n.shapeInfo.texShape,a=i[0],s=i[1],o=Ht();if(i!=null&&_.util.arraysEqual(t,i))return`
      vec4 `+r+`(int row, int col) {
        vec2 uv = (vec2(col, row) + halfCR) / vec2(`+s+".0, "+a+`.0);

        return `+o.texture2D+"("+e+`, uv);
      }
    `;var c=[Math.ceil(i[0]/2),Math.ceil(i[1]/2)],l=Math.ceil(t[1]/2);return`
    vec4 `+r+`(int row, int col) {
      vec2 uv = packedUVfrom2D(`+l+", "+c[0]+", "+c[1]+`, row, col);
      return `+o.texture2D+"("+e+`, uv);
    }
  `}function xB(n){var t=n.shapeInfo.logicalShape,e=n.name,r="get"+e.charAt(0).toUpperCase()+e.slice(1),i=n.shapeInfo.texShape;if(i!=null&&_.util.arraysEqual(t,i)){var a=i[0],s=i[1];return`
    float `+r+`(int row, int col) {
      vec2 uv = (vec2(col, row) + halfCR) / vec2(`+s+".0, "+a+`.0);
      return sampleTexture(`+e+`, uv);
    }
  `}var o=_.util.squeezeShape(t),c=o.newShape,l=o.keptDims,u=c;if(u.length<t.length){var h=xa(n,u),d=["row","col"];return`
      `+wa(h)+`
      float `+r+`(int row, int col) {
        return `+r+"("+Sa(d,l)+`);
      }
    `}if(n.shapeInfo.isUniform)return`
      float `+r+`(int row, int col) {
        int index = round(dot(vec2(row, col), vec2(`+t[1]+`, 1)));
        `+ba(n)+`
      }
    `;var p=i[0],f=i[1],m=Ci(e);return f===1?`
    float `+r+`(int row, int col) {
      float index = dot(vec3(row, col, `+m+"), vec3("+t[1]+`, 1, 1));
      vec2 uv = vec2(0.5, (index + 0.5) / `+p+`.0);
      return sampleTexture(`+e+`, uv);
    }
  `:p===1?`
    float `+r+`(int row, int col) {
      float index = dot(vec3(row, col, `+m+"), vec3("+t[1]+`, 1, 1));
      vec2 uv = vec2((index + 0.5) / `+f+`.0, 0.5);
      return sampleTexture(`+e+`, uv);
    }
  `:`
  float `+r+`(int row, int col) {
    // Explicitly use integer operations as dot() only works on floats.
    int index = row * `+t[1]+" + col + "+m+`;
    vec2 uv = uvFromFlat(`+p+", "+f+`, index);
    return sampleTexture(`+e+`, uv);
  }
`}function CB(n){var t=n.shapeInfo.logicalShape,e=n.name,r="get"+e.charAt(0).toUpperCase()+e.slice(1),i=n.shapeInfo.texShape,a=[Math.ceil(i[0]/2),Math.ceil(i[1]/2)];if(t[0]===1){var s=t.slice(1),o=[1,2],c=xa(n,s),l=["b","row","col"];return`
        `+f2(c)+`
        vec4 `+r+`(int b, int row, int col) {
          return `+r+"("+Sa(l,o)+`);
        }
      `}var u=a[0],h=a[1],d=Math.ceil(t[2]/2),p=d*Math.ceil(t[1]/2),f=Ht();return`
    vec4 `+r+`(int b, int row, int col) {
      vec2 uv = packedUVfrom3D(
        `+u+", "+h+", "+p+", "+d+`, b, row, col);
      return `+f.texture2D+"("+e+`, uv);
    }
  `}function SB(n){var t=n.shapeInfo.logicalShape,e=n.name,r="get"+e.charAt(0).toUpperCase()+e.slice(1),i=t[1]*t[2],a=t[2],s=_.util.squeezeShape(t),o=s.newShape,c=s.keptDims,l=o;if(l.length<t.length){var u=xa(n,l),h=["row","col","depth"];return`
        `+wa(u)+`
        float `+r+`(int row, int col, int depth) {
          return `+r+"("+Sa(h,c)+`);
        }
      `}if(n.shapeInfo.isUniform)return`
      float `+r+`(int row, int col, int depth) {
        int index = round(dot(vec3(row, col, depth),
                          vec3(`+i+", "+a+`, 1)));
        `+ba(n)+`
      }
    `;var d=n.shapeInfo.texShape,p=d[0],f=d[1],m=n.shapeInfo.flatOffset;if(f===i&&m==null)return`
        float `+r+`(int row, int col, int depth) {
          float texR = float(row);
          float texC = dot(vec2(col, depth), vec2(`+a+`, 1));
          vec2 uv = (vec2(texC, texR) + halfCR) /
                     vec2(`+f+".0, "+p+`.0);
          return sampleTexture(`+e+`, uv);
        }
      `;if(f===a&&m==null)return`
    float `+r+`(int row, int col, int depth) {
      float texR = dot(vec2(row, col), vec2(`+t[1]+`, 1));
      float texC = float(depth);
      vec2 uv = (vec2(texC, texR) + halfCR) / vec2(`+f+".0, "+p+`.0);
      return sampleTexture(`+e+`, uv);
    }
  `;var g=Ci(e);return`
      float `+r+`(int row, int col, int depth) {
        // Explicitly use integer operations as dot() only works on floats.
        int index = row * `+i+" + col * "+a+" + depth + "+g+`;
        vec2 uv = uvFromFlat(`+p+", "+f+`, index);
        return sampleTexture(`+e+`, uv);
      }
  `}function RB(n){for(var t=n.shapeInfo.logicalShape,e=t.length,r=n.name,i="get"+r.charAt(0).toUpperCase()+r.slice(1),a=n.shapeInfo.texShape,s=[Math.ceil(a[0]/2),Math.ceil(a[1]/2)],o=s[0],c=s[1],l=Math.ceil(t[e-1]/2),u=l*Math.ceil(t[e-2]/2),h="int b, int row, int col",d="b * "+u+" + (row / 2) * "+l+" + (col / 2)",p=2;p<e-1;p++)h="int b"+p+", "+h,u*=t[e-p-1],d="b"+p+" * "+u+" + "+d;var f=Ht();return`
    vec4 `+i+"("+h+`) {
      int index = `+d+`;
      int texR = index / `+c+`;
      int texC = index - texR * `+c+`;
      vec2 uv = (vec2(texC, texR) + halfCR) / vec2(`+c+", "+o+`);
      return `+f.texture2D+"("+r+`, uv);
    }
  `}function LB(n){var t=n.shapeInfo.logicalShape,e=n.name,r="get"+e.charAt(0).toUpperCase()+e.slice(1),i=t[3],a=t[2]*i,s=t[1]*a,o=_.util.squeezeShape(t),c=o.newShape,l=o.keptDims;if(c.length<t.length){var u=xa(n,c),h=["row","col","depth","depth2"];return`
      `+wa(u)+`
      float `+r+`(int row, int col, int depth, int depth2) {
        return `+r+"("+Sa(h,l)+`);
      }
    `}if(n.shapeInfo.isUniform)return`
      float `+r+`(int row, int col, int depth, int depth2) {
        int index = round(dot(vec4(row, col, depth, depth2),
                          vec4(`+s+", "+a+", "+i+`, 1)));
        `+ba(n)+`
      }
    `;var d=n.shapeInfo.flatOffset,p=n.shapeInfo.texShape,f=p[0],m=p[1];if(m===s&&d==null)return`
      float `+r+`(int row, int col, int depth, int depth2) {
        float texR = float(row);
        float texC =
            dot(vec3(col, depth, depth2),
                vec3(`+a+", "+i+`, 1));
        vec2 uv = (vec2(texC, texR) + halfCR) /
                   vec2(`+m+".0, "+f+`.0);
        return sampleTexture(`+e+`, uv);
      }
    `;if(m===i&&d==null)return`
      float `+r+`(int row, int col, int depth, int depth2) {
        float texR = dot(vec3(row, col, depth),
                         vec3(`+t[1]*t[2]+", "+t[2]+`, 1));
        float texC = float(depth2);
        vec2 uv = (vec2(texC, texR) + halfCR) /
                  vec2(`+m+".0, "+f+`.0);
        return sampleTexture(`+e+`, uv);
      }
    `;var g=Ci(e);return`
    float `+r+`(int row, int col, int depth, int depth2) {
      // Explicitly use integer operations as dot() only works on floats.
      int index = row * `+s+" + col * "+a+` +
          depth * `+i+` + depth2;
      vec2 uv = uvFromFlat(`+f+", "+m+", index + "+g+`);
      return sampleTexture(`+e+`, uv);
    }
  `}function IB(n){var t=n.shapeInfo.logicalShape,e=n.name,r="get"+e.charAt(0).toUpperCase()+e.slice(1),i=t[4],a=t[3]*i,s=t[2]*a,o=t[1]*s,c=_.util.squeezeShape(t),l=c.newShape,u=c.keptDims;if(l.length<t.length){var h=xa(n,l),d=["row","col","depth","depth2","depth3"];return`
      `+wa(h)+`
      float `+r+`(int row, int col, int depth, int depth2, int depth3) {
        return `+r+"("+Sa(d,u)+`);
      }
    `}if(n.shapeInfo.isUniform)return`
      float `+r+`(int row, int col, int depth, int depth2, int depth3) {
        float index = dot(
          vec4(row, col, depth, depth2),
          vec4(`+o+", "+s+", "+a+", "+i+`)) +
          depth3;
        `+ba(n)+`
      }
    `;var p=n.shapeInfo.flatOffset,f=n.shapeInfo.texShape,m=f[0],g=f[1];if(g===o&&p==null)return`
      float `+r+`(int row, int col, int depth, int depth2, int depth3) {
        int texR = row;
        float texC = dot(vec4(col, depth, depth2, depth3),
                         vec4(`+s+", "+a+", "+i+`, 1));
        vec2 uv = (vec2(texC, texR) + halfCR) /
                   vec2(`+g+".0, "+m+`.0);
        return sampleTexture(`+e+`, uv);
      }
    `;if(g===i&&p==null)return`
      float `+r+`(int row, int col, int depth, int depth2, int depth3) {
        float texR = dot(
          vec4(row, col, depth, depth2),
          vec4(`+t[1]*t[2]*t[3]+`,
               `+t[2]*t[3]+", "+t[3]+`, 1));
        int texC = depth3;
        vec2 uv = (vec2(texC, texR) + halfCR) /
                  vec2(`+g+".0, "+m+`.0);
        return sampleTexture(`+e+`, uv);
      }
    `;var y=Ci(e);return`
    float `+r+`(int row, int col, int depth, int depth2, int depth3) {
      // Explicitly use integer operations as dot() only works on floats.
      int index = row * `+o+" + col * "+s+" + depth * "+a+` +
          depth2 * `+i+" + depth3 + "+y+`;
      vec2 uv = uvFromFlat(`+m+", "+g+`, index);
      return sampleTexture(`+e+`, uv);
    }
  `}function AB(n){var t=n.shapeInfo.logicalShape,e=n.name,r="get"+e.charAt(0).toUpperCase()+e.slice(1),i=_.util.squeezeShape(t),a=i.newShape,s=i.keptDims;if(a.length<t.length){var o=xa(n,a),c=["row","col","depth","depth2","depth3","depth4"];return`
      `+wa(o)+`
      float `+r+`(int row, int col, int depth,
                    int depth2, int depth3, int depth4) {
        return `+r+"("+Sa(c,s)+`);
      }
    `}var l=t[5],u=t[4]*l,h=t[3]*u,d=t[2]*h,p=t[1]*d;if(n.shapeInfo.isUniform)return`
      float `+r+`(int row, int col, int depth,
                  int depth2, int depth3, int depth4) {
        int index = round(dot(
          vec4(row, col, depth, depth2),
          vec4(`+p+", "+d+", "+h+", "+u+`)) +
          dot(
            vec2(depth3, depth4),
            vec2(`+l+`, 1)));
        `+ba(n)+`
      }
    `;var f=n.shapeInfo.flatOffset,m=n.shapeInfo.texShape,g=m[0],y=m[1];if(y===p&&f==null)return`
      float `+r+`(int row, int col, int depth,
                    int depth2, int depth3, int depth4) {
        int texR = row;
        float texC = dot(vec4(col, depth, depth2, depth3),
          vec4(`+d+", "+h+", "+u+", "+l+`)) +
               float(depth4);
        vec2 uv = (vec2(texC, texR) + halfCR) /
                   vec2(`+y+".0, "+g+`.0);
        return sampleTexture(`+e+`, uv);
      }
    `;if(y===l&&f==null)return`
      float `+r+`(int row, int col, int depth,
                    int depth2, int depth3, int depth4) {
        float texR = dot(vec4(row, col, depth, depth2),
          vec4(`+t[1]*t[2]*t[3]*t[4]+`,
               `+t[2]*t[3]*t[4]+`,
               `+t[3]*t[4]+`,
               `+t[4]+`)) + float(depth3);
        int texC = depth4;
        vec2 uv = (vec2(texC, texR) + halfCR) /
                  vec2(`+y+".0, "+g+`.0);
        return sampleTexture(`+e+`, uv);
      }
    `;var w=Ci(e);return`
    float `+r+`(int row, int col, int depth,
                  int depth2, int depth3, int depth4) {
      // Explicitly use integer operations as dot() only works on floats.
      int index = row * `+p+" + col * "+d+" + depth * "+h+` +
          depth2 * `+u+" + depth3 * "+l+" + depth4 + "+w+`;
      vec2 uv = uvFromFlat(`+g+", "+y+`, index);
      return sampleTexture(`+e+`, uv);
    }
  `}function ba(n){var t=n.name,e=_.util.sizeFromShape(n.shapeInfo.logicalShape);return e<2?"return "+t+";":`
    for (int i = 0; i < `+e+`; i++) {
      if (i == index) {
        return `+t+`[i];
      }
    }
  `}function OB(n,t){var e=n.name,r=e.charAt(0).toUpperCase()+e.slice(1),i="get"+r+"AtOutCoords",a=n.shapeInfo.logicalShape.length,s=t.logicalShape.length,o=p2(n.shapeInfo.logicalShape,t.logicalShape),c=Ze(s),l=s-a,u,h=["x","y","z","w","u","v"];a===0?u="":s<2&&o.length>=1?u="coords = 0;":u=o.map(function(S){return"coords."+h[S+l]+" = 0;"}).join(`
`);var d="";s<2&&a>0?d="coords":d=n.shapeInfo.logicalShape.map(function(S,x){return"coords."+h[x+l]}).join(", ");var p="return outputValue;",f=_.util.sizeFromShape(n.shapeInfo.logicalShape),m=f===1,g=_.util.sizeFromShape(t.logicalShape),y=g===1;if(a===1&&!m&&!y)p=`
      return vec4(outputValue.xy, outputValue.xy);
    `;else if(m&&!y)s===1?p=`
        return vec4(outputValue.x, outputValue.x, 0., 0.);
      `:p=`
        return vec4(outputValue.x);
      `;else if(o.length){var w=a-2,b=a-1;o.indexOf(w)>-1&&o.indexOf(b)>-1?p="return vec4(outputValue.x);":o.indexOf(w)>-1?p="return vec4(outputValue.x, outputValue.y, outputValue.x, outputValue.y);":o.indexOf(b)>-1&&(p="return vec4(outputValue.xx, outputValue.zz);")}return`
    vec4 `+i+`() {
      `+c+` coords = getOutputCoords();
      `+u+`
      vec4 outputValue = get`+r+"("+d+`);
      `+p+`
    }
  `}function EB(n,t){var e=n.name,r=e.charAt(0).toUpperCase()+e.slice(1),i="get"+r+"AtOutCoords",a=t.texShape,s=n.shapeInfo.texShape,o=n.shapeInfo.logicalShape.length,c=t.logicalShape.length;if(!n.shapeInfo.isUniform&&o===c&&n.shapeInfo.flatOffset==null&&_.util.arraysEqual(s,a))return`
      float `+i+`() {
        return sampleTexture(`+e+`, resultUV);
      }
    `;var l=Ze(c),u=p2(n.shapeInfo.logicalShape,t.logicalShape),h=c-o,d,p=["x","y","z","w","u","v"];o===0?d="":c<2&&u.length>=1?d="coords = 0;":d=u.map(function(m){return"coords."+p[m+h]+" = 0;"}).join(`
`);var f="";return c<2&&o>0?f="coords":f=n.shapeInfo.logicalShape.map(function(m,g){return"coords."+p[g+h]}).join(", "),`
    float `+i+`() {
      `+l+` coords = getOutputCoords();
      `+d+`
      return get`+r+"("+f+`);
    }
  `}function Ze(n){if(n<=1)return"int";if(n===2)return"ivec2";if(n===3)return"ivec3";if(n===4)return"ivec4";if(n===5)return"ivec5";if(n===6)return"ivec6";throw Error("GPU for rank "+n+" is not yet supported")}function xa(n,t){var e=JSON.parse(JSON.stringify(n));return e.shapeInfo.logicalShape=t,e}function Sa(n,t){return t.map(function(e){return n[e]}).join(", ")}var YB=function(){function n(t,e,r,i){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,_.util.assert(t.length>2,function(){return"Packed arg"+(r.charAt(0).toUpperCase()+r.slice(1))+" supports only inputs with rank above 2."});var a=t[t.length-1],s=Math.ceil(a/e);this.outputShape=t.slice(0,-1),s>1&&this.outputShape.push(s),i||this.variableNames.push("bestIndicesA");var o=this.outputShape,c=o.length,l=Ze(c),u=Mt("coords",c),h,d;if(s===1){d=c+1;var p=Ze(d);h=`
        `+p+" sourceLocR = "+p+"("+u.join()+`, 0);
        ++`+u[c-1]+`;
        `+p+" sourceLocG = "+p+"("+u.join()+`, 0);
        ++`+u[c-2]+`;
        `+p+" sourceLocA = "+p+"("+u.join()+`, 0);
        --`+u[c-1]+`;
        `+p+" sourceLocB = "+p+"("+u.join()+`, 0);
        --`+u[c-2]+";"}else d=c,h=`
        `+l+` sourceLocR = coords;
        ++`+u[c-1]+`;
        `+l+` sourceLocG = coords;
        ++`+u[c-2]+`;
        `+l+` sourceLocA = coords;
        --`+u[c-1]+`;
        `+l+` sourceLocB = coords;
        --`+u[c-2]+";";var f=["x","y","z","w","u","v"].slice(0,d),m="."+f[d-1],g=f.map(function(O){return"int "+O}),y=Mt("sourceLocR",d-1).concat("inIdx.r"),w=Mt("sourceLocG",d-1).concat("inIdx.g"),b=Mt("sourceLocB",d-1).concat("inIdx.b"),S=Mt("sourceLocA",d-1).concat("inIdx.a"),x=r==="max"?"greaterThan":"lessThan",N=i?"":`
          inIdx = round(vec4(getBestIndicesAChannel(`+y.join()+`),
                             getBestIndicesAChannel(`+w.join()+`),
                             getBestIndicesAChannel(`+b.join()+`),
                             getBestIndicesAChannel(`+S.join()+")));",I=`vec4(
            getAChannel(`+y.join()+`),
            hasNextCol ? getAChannel(`+w.join()+`) : 0.,
            hasNextRow ? getAChannel(`+b.join()+`) : 0.,
            hasNextRow && hasNextCol ? getAChannel(`+S.join()+") : 0.)",C=i?"":`
      float getBestIndicesAChannel(`+g.join()+`) {
        return getChannel(getBestIndicesA(`+f.join()+`),
                                          vec2(`+f.slice(-2).join()+`));
      }`;this.userCode=`
      float getAChannel(`+g.join()+`) {
        return getChannel(getA(`+f.join()+`),
                               vec2(`+f.slice(-2).join()+`));
      }
      `+C+`
      void main() {
        `+l+` coords = getOutputCoords();
        bool hasNextCol = `+u[c-1]+" < "+(o[c-1]-1)+`;
        bool hasNextRow = `+u[c-2]+" < "+(o[c-2]-1)+`;
        `+h+`
        ivec4 srcIdx = ivec4(sourceLocR`+m+", sourceLocG"+m+`,
          sourceLocB`+m+", sourceLocA"+m+") * "+e+`;
        ivec4 inIdx = srcIdx;
        vec4 bestIndex = vec4(inIdx);
        vec4 bestValue = `+I+`;

        for (int i = 0; i < `+e+`; i++) {
          inIdx = srcIdx;
          `+N+`
          vec4 candidate = `+I+`;
          bvec4 nan = isnan(candidate);
          bvec4 replace = bvec4(
            vec4(`+x+`(candidate, bestValue)) * (vec4(1.0) - vec4(nan)));

          bestValue = vec4(replace.x  ? candidate.x : bestValue.x,
                           replace.y  ? candidate.y : bestValue.y,
                           replace.z  ? candidate.z : bestValue.z,
                           replace.w  ? candidate.w : bestValue.w);
          bestIndex = mix(bestIndex, vec4(inIdx), vec4(replace));
          srcIdx++;
        }
        setOutput(bestIndex);
      }
    `}return n}();var jB=function(){function n(t){this.variableNames=["dy"],this.outputShape=t.inShape;var e=t.filterHeight,r=t.filterWidth,i=t.strideHeight,a=t.strideWidth,s=t.dilationHeight,o=t.dilationWidth,c=t.effectiveFilterHeight,l=t.effectiveFilterWidth,u=c-1-t.padInfo.top,h=l-1-t.padInfo.left,d=1/(e*r);this.userCode=`
      const ivec2 pads = ivec2(`+u+", "+h+`);
      const float avgMultiplier = float(`+d+`);

      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int d = coords[3];

        ivec2 dyRCCorner = coords.yz - pads;
        int dyRCorner = dyRCCorner.x;
        int dyCCorner = dyRCCorner.y;

        // Convolve dy(?, ?, d) with pos mask(:, :, d) to get dx(xR, xC, d).
        // ? = to be determined. : = across all values in that axis.
        float dotProd = 0.0;
        for (int wR = 0; wR < `+c+`;
            wR += `+s+`) {
          float dyR = float(dyRCorner + wR) / `+i+`.0;

          if (dyR < 0.0 || dyR >= `+t.outHeight+`.0 || fract(dyR) > 0.0) {
            continue;
          }
          int idyR = int(dyR);

          for (int wC = 0; wC < `+l+`;
            wC+= `+o+`) {
            float dyC = float(dyCCorner + wC) / `+a+`.0;

            if (dyC < 0.0 || dyC >= `+t.outWidth+`.0 ||
                fract(dyC) > 0.0) {
              continue;
            }
            int idyC = int(dyC);

            float dyValue = getDy(b, idyR, idyC, d);

            dotProd += dyValue * avgMultiplier;
          }
        }
        setOutput(dotProd);
      }
    `}return n}(),KB=function(){function n(t){this.variableNames=["dy"],this.outputShape=t.inShape;var e=t.filterDepth,r=t.filterHeight,i=t.filterWidth,a=t.strideDepth,s=t.strideHeight,o=t.strideWidth,c=t.dilationDepth,l=t.dilationHeight,u=t.dilationWidth,h=t.effectiveFilterDepth,d=t.effectiveFilterHeight,p=t.effectiveFilterWidth,f=h-1-t.padInfo.front,m=d-1-t.padInfo.top,g=p-1-t.padInfo.left,y=1/(e*r*i);this.userCode=`
      const ivec3 pads = ivec3(`+f+", "+m+", "+g+`);
      const float avgMultiplier = float(`+y+`);

      void main() {
        ivec5 coords = getOutputCoords();
        int batch = coords.x;
        int ch = coords.u;

        ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads;
        int dyDCorner = dyCorner.x;
        int dyRCorner = dyCorner.y;
        int dyCCorner = dyCorner.z;

        // Convolve dy(?, ?, ?, d) with pos mask(:, :, :, ch) to get
        // dx(xD, xR, xC, ch).
        // ? = to be determined. : = across all values in that axis.
        float dotProd = 0.0;

        for (int wD = 0; wD < `+h+`;
            wD += `+c+`) {
          float dyD = float(dyDCorner + wD) / `+a+`.0;

          if (dyD < 0.0 || dyD >= `+t.outDepth+`.0 || fract(dyD) > 0.0) {
            continue;
          }
          int idyD = int(dyD);

          for (int wR = 0; wR < `+d+`;
              wR += `+l+`) {
            float dyR = float(dyRCorner + wR) / `+s+`.0;

            if (dyR < 0.0 || dyR >= `+t.outHeight+`.0 ||
                fract(dyR) > 0.0) {
              continue;
            }
            int idyR = int(dyR);

            for (int wC = 0; wC < `+p+`;
                wC += `+u+`) {
              float dyC = float(dyCCorner + wC) / `+o+`.0;

              if (dyC < 0.0 || dyC >= `+t.outWidth+`.0 ||
                  fract(dyC) > 0.0) {
                continue;
              }
              int idyC = int(dyC);

              float dyValue = getDy(batch, idyD, idyR, idyC, ch);

              dotProd += dyValue * avgMultiplier;
            }
          }
        }
        setOutput(dotProd);
      }
    `}return n}();var g2=`
  if (isnan(a)) return a;
  if (isnan(b)) return b;
`,$B=`
  float s = sign(a) * sign(b);
  int ia = round(a);
  int ib = round(b);
  if (ib != 0) {
    // Windows (D3D) wants guaranteed non-zero int division at compile-time.
    return float(idiv(ia, ib, s));
  } else {
    return NAN;
  }
`,XB=`
if(a < 0.0 && floor(b) < b){
  return NAN;
}
if (b == 0.0) {
  return 1.0;
}
return (round(mod(b, 2.0)) != 1) ?
    pow(abs(a), b) : sign(a) * pow(abs(a), b);
`,JB="return float(a == b);",ZB="return float(a < b);",QB="return float(a <= b);",ez="return float(a > b);",tz="return float(a >= b);",nz="return float(a >= 1.0 && b >= 1.0);",rz="return float(a >= 1.0 || b >= 1.0);",iz=g2+`
  return max(a, b);
`,az=g2+`
  return min(a, b);
`,sz=`if (b == 0.0) return NAN;
  return mod(a, b);`,oz="return (b >= 1.0) ? a : a * (b + 1.0);",y2="return (a < 0.) ? b * a : a;",Bt=function(){function n(t,e,r){this.variableNames=["A","B"],this.outputShape=_.backend_util.assertAndGetBroadcastShape(e,r),this.userCode=`
      float binaryOperation(float a, float b) {
        `+t+`
      }

      void main() {
        float a = getAAtOutCoords();
        float b = getBAtOutCoords();
        setOutput(binaryOperation(a, b));
      }
    `}return n}();var Sc=`
  result.r = isNaN.r > 0. ? NAN : result.r;
  result.g = isNaN.g > 0. ? NAN : result.g;
  result.b = isNaN.b > 0. ? NAN : result.b;
  result.a = isNaN.a > 0. ? NAN : result.a;
`,cz=`
  ivec4 ia = round(a);
  ivec4 ib = round(b);
  bvec4 cond = notEqual(ib, ivec4(0));
  ivec4 result = ivec4(0);
  vec4 s = sign(a) * sign(b);

  // Windows (D3D) wants guaranteed non-zero int division at compile-time.
  if (cond[0]) {
    result[0] = idiv(ia[0], ib[0], s[0]);
  }
  if (cond[1]) {
    result[1] = idiv(ia[1], ib[1], s[1]);
  }
  if (cond[2]) {
    result[2] = idiv(ia[2], ib[2], s[2]);
  }
  if (cond[3]) {
    result[3] = idiv(ia[3], ib[3], s[3]);
  }
  return vec4(result);
`,lz=`
  // isModRound1 has 1 for components with round(mod(b, 2.0)) == 1, 0 otherwise.
  vec4 isModRound1 = vec4(equal(round(mod(b, 2.0)), ivec4(1)));
  vec4 multiplier = sign(a) * isModRound1 + (vec4(1.0) - isModRound1);
  vec4 result = multiplier * pow(abs(a), b);

  // Ensure that a^0 = 1, including 0^0 = 1 as this correspond to TF and JS
  bvec4 isExpZero = equal(b, vec4(0.0));
  result.r = isExpZero.r ? 1.0 : result.r;
  result.g = isExpZero.g ? 1.0 : result.g;
  result.b = isExpZero.b ? 1.0 : result.b;
  result.a = isExpZero.a ? 1.0 : result.a;

  vec4 isNaN = vec4(lessThan(a, vec4(0.0))) * vec4(lessThan(floor(b), b));
  `+Sc+`
  return result;
`,v2=`
  vec4 aLessThanZero = vec4(lessThan(a, vec4(0.)));
  return (aLessThanZero * (b * a)) + ((vec4(1.0) - aLessThanZero) * a);
`,uz=`
  vec4 bGTEZero = vec4(greaterThanEqual(b, vec4(0.)));
  return (bGTEZero * a) + ((vec4(1.0) - bGTEZero) * (a * (b + vec4(1.0))));
`,hz=`
  return vec4(equal(a, b));
`,dz=`
  return vec4(lessThan(a, b));
`,pz=`
  return vec4(lessThanEqual(a, b));
`,fz=`
  return vec4(greaterThan(a, b));
`,mz=`
  return vec4(greaterThanEqual(a, b));
`,gz=`
  return vec4(
    vec4(greaterThanEqual(a, vec4(1.0))) *
    vec4(greaterThanEqual(b, vec4(1.0))));
`,yz=`
  return min(
    vec4(greaterThanEqual(a, vec4(1.0))) +
    vec4(greaterThanEqual(b, vec4(1.0))),
    vec4(1.0));
`,vz=`
  vec4 result = vec4(max(a, b));
  vec4 isNaN = min(vec4(isnan(a)) + vec4(isnan(b)), vec4(1.0));
  `+Sc+`
  return result;
`,wz=`
  vec4 result = vec4(min(a, b));
  vec4 isNaN = min(vec4(isnan(a)) + vec4(isnan(b)), vec4(1.0));
  `+Sc+`
  return result;
`,bz=`
  vec4 result = mod(a, b);
  vec4 isNaN = vec4(equal(b, vec4(0.0)));
  `+Sc+`
  return result;
`,hr=function(){function n(t,e,r,i){i===void 0&&(i=!1),this.variableNames=["A","B"],this.supportsBroadcasting=!0,this.packedInputs=!0,this.packedOutput=!0,this.outputShape=_.backend_util.assertAndGetBroadcastShape(e,r);var a=this.outputShape.length,s="";if(i)if(a===0||_.util.sizeFromShape(this.outputShape)===1)s=`
          result.y = 0.;
          result.z = 0.;
          result.w = 0.;
        `;else{var o=Ze(a);if(s=`
          `+o+` coords = getOutputCoords();
        `,a===1)s+=`
            result.y = (coords + 1) >= `+this.outputShape[0]+` ? 0. : result.y;
            result.z = 0.;
            result.w = 0.;
          `;else{var c=Mt("coords",a);s+=`
            bool nextRowOutOfBounds =
              (`+c[a-2]+" + 1) >= "+this.outputShape[a-2]+`;
            bool nextColOutOfBounds =
              (`+c[a-1]+" + 1) >= "+this.outputShape[a-1]+`;
            result.y = nextColOutOfBounds ? 0. : result.y;
            result.z = nextRowOutOfBounds ? 0. : result.z;
            result.w = nextColOutOfBounds || nextRowOutOfBounds ? 0. : result.w;
          `}}this.userCode=`
      vec4 binaryOperation(vec4 a, vec4 b) {
        `+t+`
      }

      void main() {
        vec4 a = getAAtOutCoords();
        vec4 b = getBAtOutCoords();

        vec4 result = binaryOperation(a, b);
        `+s+`

        setOutput(result);
      }
    `}return n}();var xz=function(){function n(t){this.variableNames=["A"],this.outputShape=t,this.userCode=`
      uniform float minVal;
      uniform float maxVal;

      void main() {
        float value = getAAtOutCoords();
        if (isnan(value)) {
          setOutput(value);
          return;
        }

        setOutput(clamp(value, minVal, maxVal));
      }
    `}return n.prototype.getCustomSetupFunc=function(t,e){var r=this;return function(i,a){r.minLoc==null&&(r.minLoc=i.getUniformLocationNoThrow(a,"minVal"),r.maxLoc=i.getUniformLocationNoThrow(a,"maxVal")),i.gl.uniform1f(r.minLoc,t),i.gl.uniform1f(r.maxLoc,e)}},n}();var Sz=function(){function n(t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t,this.userCode=`
      uniform float minVal;
      uniform float maxVal;

      void main() {
        vec4 value = getAAtOutCoords();

        if (any(isnan(value))) {
          setOutput(value);
          return;
        }

        setOutput(clamp(value, vec4(minVal), vec4(maxVal)));
      }
    `}return n.prototype.getCustomSetupFunc=function(t,e){var r=this;return function(i,a){r.minLoc==null&&(r.minLoc=i.getUniformLocationNoThrow(a,"minVal"),r.maxLoc=i.getUniformLocationNoThrow(a,"maxVal")),i.gl.uniform1f(r.minLoc,t),i.gl.uniform1f(r.maxLoc,e)}},n}();var Lz=function(){function n(t){this.variableNames=["real","imag"],this.outputShape=t,this.userCode=`
      void main() {
        float re = abs(getRealAtOutCoords());
        float im = abs(getImagAtOutCoords());
        float mx = max(re, im);

        // sadly the length function in glsl is not underflow-safe
        // (at least not on Intel GPUs). So the safe solution is
        // to ensure underflow-safety in all cases.
        setOutput(
          mx == 0.0 ? 0.0 : mx * length(vec2(1, min(re, im)/mx))
        );
      }
    `}return n}();var Iz=function(){function n(t){this.variableNames=["x","dy"],this.outputShape=t.filterShape;var e=t.strideHeight,r=t.strideWidth,i=t.padInfo.top,a=t.padInfo.left,s=t.dataFormat==="channelsLast";this.userCode=`
      void main() {
        ivec4 coords = getOutputCoords();
        int wR = coords.x;
        int wC = coords.y;
        int d1 = coords.z;
        int d2 = coords.w;

        // Convolve x(?, ?, d1) with dy(:, :, d2) to get dw(wR, wC, d1, d2).
        // ? = to be determined. : = across all values in that axis.
        float dotProd = 0.0;

        for (int b = 0; b < `+t.batchSize+`; b++) {
          for (int yR = 0; yR < `+t.outHeight+`; yR++) {
            int xR = wR + yR * `+e+" - "+i+`;

            if (xR < 0 || xR >= `+t.inHeight+`) {
              continue;
            }

            for (int yC = 0; yC < `+t.outWidth+`; yC++) {
              int xC = wC + yC * `+r+" - "+a+`;

              if (xC < 0 || xC >= `+t.inWidth+`) {
                continue;
              }

              if (`+s+`) {
                float dyValue = getDy(b, yR, yC, d2);
                float xValue = getX(b, xR, xC, d1);
                dotProd += (xValue * dyValue);
              } else {
                float dyValue = getDy(b, d2, yR, yC);
                float xValue = getX(b, d1, xR, xC);
                dotProd += (xValue * dyValue);
              }

            }
          }
        }
        setOutput(dotProd);
      }
    `}return n}(),Az=function(){function n(t){this.variableNames=["dy","W"],this.outputShape=t.inShape;var e=t.filterHeight,r=t.filterWidth,i=t.strideHeight,a=t.strideWidth,s=t.dataFormat==="channelsLast",o=e-1-t.padInfo.top,c=r-1-t.padInfo.left,l=s?1:2,u=s?2:3,h=s?3:1;this.userCode=`
      const ivec2 pads = ivec2(`+o+", "+c+`);

      void main() {
        ivec4 coords = getOutputCoords();
        int batch = coords[0];
        int d1 = coords[`+h+`];

        ivec2 dyCorner = ivec2(coords[`+l+"], coords["+u+`]) - pads;
        int dyRCorner = dyCorner.x;
        int dyCCorner = dyCorner.y;

        // Convolve dy(?, ?, d2) with w(:, :, d1, d2) to compute dx(xR, xC, d1).
        // ? = to be determined. : = across all values in that axis.
        float dotProd = 0.0;
        for (int wR = 0; wR < `+e+`; wR++) {
          float dyR = float(dyRCorner + wR) / `+i+`.0;

          if (dyR < 0.0 || dyR >= `+t.outHeight+`.0 || fract(dyR) > 0.0) {
            continue;
          }
          int idyR = int(dyR);

          int wRPerm = `+e+` - 1 - wR;

          for (int wC = 0; wC < `+r+`; wC++) {
            float dyC = float(dyCCorner + wC) / `+a+`.0;

            if (dyC < 0.0 || dyC >= `+t.outWidth+`.0 ||
                fract(dyC) > 0.0) {
              continue;
            }
            int idyC = int(dyC);

            int wCPerm = `+r+` - 1 - wC;

            for (int d2 = 0; d2 < `+t.outChannels+`; d2++) {

              if (`+s+`) {
                float xValue = getDy(batch, idyR, idyC, d2);
                float wValue = getW(wRPerm, wCPerm, d1, d2);
                dotProd += xValue * wValue;
              } else {
                float xValue = getDy(batch, d2, idyR, idyC);
                float wValue = getW(wRPerm, wCPerm, d1, d2);
                dotProd += xValue * wValue;
              }

            }
          }
        }
        setOutput(dotProd);
      }
    `}return n}(),Tz=function(){function n(t){this.variableNames=["x","dy"],this.outputShape=t.filterShape;var e=t.strideDepth,r=t.strideHeight,i=t.strideWidth,a=t.padInfo.front,s=t.padInfo.top,o=t.padInfo.left;this.userCode=`
      void main() {
        ivec5 coords = getOutputCoords();
        int wF = coords.x;
        int wR = coords.y;
        int wC = coords.z;
        int d1 = coords.w;
        int d2 = coords.u;

        float dotProd = 0.0;

        for (int b = 0; b < `+t.batchSize+`; b++) {
          for (int yF = 0; yF < `+t.outDepth+`; yF++) {
            int xF = wF + yF * `+e+" - "+a+`;

            if (xF < 0 || xF >= `+t.inDepth+`) {
              continue;
            }

            for (int yR = 0; yR < `+t.outHeight+`; yR++) {
              int xR = wR + yR * `+r+" - "+s+`;

              if (xR < 0 || xR >= `+t.inHeight+`) {
                continue;
              }

              for (int yC = 0; yC < `+t.outWidth+`; yC++) {
                int xC = wC + yC * `+i+" - "+o+`;

                if (xC < 0 || xC >= `+t.inWidth+`) {
                  continue;
                }

                float dyValue = getDy(b, yF, yR, yC, d2);
                float xValue = getX(b, xF, xR, xC, d1);
                dotProd += (xValue * dyValue);
              }
            }
          }
        }
        setOutput(dotProd);
      }
    `}return n}(),Nz=function(){function n(t){this.variableNames=["dy","W"],this.outputShape=t.inShape;var e=t.filterDepth,r=t.filterHeight,i=t.filterWidth,a=t.strideDepth,s=t.strideHeight,o=t.strideWidth,c=e-1-t.padInfo.front,l=r-1-t.padInfo.top,u=i-1-t.padInfo.left;this.userCode=`
      const ivec3 pads = ivec3(`+c+", "+l+", "+u+`);

      void main() {
        ivec5 coords = getOutputCoords();
        int batch = coords.x;
        int d1 = coords.u;


        ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads;
        int dyFCorner = dyCorner.x;
        int dyRCorner = dyCorner.y;
        int dyCCorner = dyCorner.z;

        float dotProd = 0.0;
        for (int wF = 0; wF < `+e+`; wF++) {
          float dyF = float(dyFCorner + wF) / `+a+`.0;

          if (dyF < 0.0 || dyF >= `+t.outDepth+`.0 || fract(dyF) > 0.0) {
            continue;
          }
          int idyF = int(dyF);

          int wFPerm = `+e+` - 1 - wF;

          for (int wR = 0; wR < `+r+`; wR++) {
            float dyR = float(dyRCorner + wR) / `+s+`.0;

            if (dyR < 0.0 || dyR >= `+t.outHeight+`.0 ||
              fract(dyR) > 0.0) {
              continue;
            }
            int idyR = int(dyR);

            int wRPerm = `+r+` - 1 - wR;

            for (int wC = 0; wC < `+i+`; wC++) {
              float dyC = float(dyCCorner + wC) / `+o+`.0;

              if (dyC < 0.0 || dyC >= `+t.outWidth+`.0 ||
                  fract(dyC) > 0.0) {
                continue;
              }
              int idyC = int(dyC);

              int wCPerm = `+i+` - 1 - wC;

              for (int d2 = 0; d2 < `+t.outChannels+`; d2++) {
                float xValue = getDy(batch, idyF, idyR, idyC, d2);
                float wValue = getW(wFPerm, wRPerm, wCPerm, d1, d2);
                dotProd += xValue * wValue;
              }
            }
          }
        }
        setOutput(dotProd);
      }
    `}return n}();var _z=function(){function n(t){this.variableNames=["x","dy"],this.outputShape=t.filterShape;var e=t.strideHeight,r=t.strideWidth,i=t.padInfo.top,a=t.padInfo.left,s=t.outChannels/t.inChannels;this.userCode=`
      void main() {
        ivec4 coords = getOutputCoords();
        int wR = coords.x;
        int wC = coords.y;
        int d1 = coords.z;
        int dm = coords.w;
        int d2 = d1 * `+s+` + dm;

        float dotProd = 0.0;

        // TO DO: Vec4 over the batch size
        for (int b = 0; b < `+t.batchSize+`; b++) {
          for (int yR = 0; yR < `+t.outHeight+`; yR++) {
            int xR = wR + yR * `+e+" - "+i+`;

            if (xR < 0 || xR >= `+t.inHeight+`) {
              continue;
            }

            for (int yC = 0; yC < `+t.outWidth+`; yC++) {
              int xC = wC + yC * `+r+" - "+a+`;

              if (xC < 0 || xC >= `+t.inWidth+`) {
                continue;
              }

              float dyValue = getDy(b, yR, yC, d2);
              float xValue = getX(b, xR, xC, d1);
              dotProd += (xValue * dyValue);
            }
          }
        }
        setOutput(dotProd);
      }
    `}return n}(),Cz=function(){function n(t){this.variableNames=["dy","W"],this.outputShape=t.inShape;var e=t.filterHeight,r=t.filterWidth,i=t.strideHeight,a=t.strideWidth,s=e-1-t.padInfo.top,o=r-1-t.padInfo.left,c=t.outChannels/t.inChannels;this.userCode=`
      const ivec2 pads = ivec2(`+s+", "+o+`);

      void main() {
        ivec4 coords = getOutputCoords();
        int batch = coords[0];
        int d1 = coords[3];
        ivec2 dyCorner = coords.yz - pads;
        int dyRCorner = dyCorner.x;
        int dyCCorner = dyCorner.y;

        float dotProd = 0.0;

        for (int wR = 0; wR < `+e+`; wR++) {
          float dyR = float(dyRCorner + wR) / `+i+`.0;

          if (dyR < 0.0 || dyR >= `+t.outHeight+`.0 || fract(dyR) > 0.0) {
            continue;
          }
          int idyR = int(dyR);

          int wRPerm = `+e+` - 1 - wR;

          for (int wC = 0; wC < `+r+`; wC++) {
            float dyC = float(dyCCorner + wC) / `+a+`.0;

            if (dyC < 0.0 || dyC >= `+t.outWidth+`.0 ||
                fract(dyC) > 0.0) {
              continue;
            }
            int idyC = int(dyC);

            int wCPerm = `+r+` - 1 - wC;

            // TO DO: Vec4 over the channelMul
            for (int dm = 0; dm < `+c+`; dm++) {
              int d2 = d1 * `+c+` + dm;
              float xValue = getDy(batch, idyR, idyC, d2);
              float wValue = getW(wRPerm, wCPerm, d1, dm);
              dotProd += xValue * wValue;
            }
          }
        }
        setOutput(dotProd);
      }
    `}return n}();var w2=function(){function n(t,e,r,i){e===void 0&&(e=!1),r===void 0&&(r=null),i===void 0&&(i=!1),this.variableNames=["x","W"],this.outputShape=t.outShape;var a=t.padInfo.top,s=t.padInfo.left,o=t.strideHeight,c=t.strideWidth,l=t.dilationHeight,u=t.dilationWidth,h=t.filterHeight,d=t.filterWidth,p=Math.floor(t.inChannels/4)*4,f=t.inChannels%4,m=t.dataFormat==="channelsLast",g=m?1:2,y=m?2:3,w=m?3:1,b="",S="";r&&(i?b=`float activation(float a) {
          float b = getPreluActivationWeightsAtOutCoords();
          `+r+`
        }`:b=`
          float activation(float x) {
            `+r+`
          }
        `,S="result = activation(result);");var x=e?"result += getBiasAtOutCoords();":"";e&&this.variableNames.push("bias"),i&&this.variableNames.push("preluActivationWeights"),this.userCode=`
      `+b+`

      const ivec2 strides = ivec2(`+o+", "+c+`);
      const ivec2 pads = ivec2(`+a+", "+s+`);

      void main() {
        ivec4 coords = getOutputCoords();
        int batch = coords[0];
        int d2 = coords[`+w+`];

        ivec2 xRCCorner =
            ivec2(coords[`+g+"], coords["+y+`]) * strides - pads;
        int xRCorner = xRCCorner.x;
        int xCCorner = xRCCorner.y;

        // Convolve x(?, ?, d1) with w(:, :, d1, d2) to get y(yR, yC, d2).
        // ? = to be determined. : = across all values in that axis.
        float dotProd = 0.0;
        for (int wR = 0; wR < `+h+`; wR++) {
          int xR = xRCorner + wR * `+l+`;

          if (xR < 0 || xR >= `+t.inHeight+`) {
            continue;
          }

          for (int wC = 0; wC < `+d+`; wC++) {
            int xC = xCCorner + wC * `+u+`;

            if (xC < 0 || xC >= `+t.inWidth+`) {
              continue;
            }

            for (int d1 = 0; d1 < `+p+`; d1 += 4) {
              vec4 wValues = vec4(
                getW(wR, wC, d1, d2),
                getW(wR, wC, d1 + 1, d2),
                getW(wR, wC, d1 + 2, d2),
                getW(wR, wC, d1 + 3, d2)
              );

              if (`+m+`) {
                vec4 xValues = vec4(
                  getX(batch, xR, xC, d1),
                  getX(batch, xR, xC, d1 + 1),
                  getX(batch, xR, xC, d1 + 2),
                  getX(batch, xR, xC, d1 + 3)
                );
                dotProd += dot(xValues, wValues);
              } else {
                vec4 xValues = vec4(
                  getX(batch, d1, xR, xC),
                  getX(batch, d1 + 1, xR, xC),
                  getX(batch, d1 + 2, xR, xC),
                  getX(batch, d1 + 3, xR, xC)
                );
                dotProd += dot(xValues, wValues);
              }
            }

            if (`+(f===1)+`) {

              if (`+m+`) {
                dotProd +=
                    getX(batch, xR, xC, `+p+`) *
                    getW(wR, wC, `+p+`, d2);
              } else {
                dotProd +=
                    getX(batch, `+p+`, xR, xC) *
                    getW(wR, wC, `+p+`, d2);
              }

            } else if (`+(f===2)+`) {
              vec2 wValues = vec2(
                getW(wR, wC, `+p+`, d2),
                getW(wR, wC, `+p+` + 1, d2)
              );

              if (`+m+`) {
                vec2 xValues = vec2(
                  getX(batch, xR, xC, `+p+`),
                  getX(batch, xR, xC, `+p+` + 1)
                );
                dotProd += dot(xValues, wValues);
              } else {
                vec2 xValues = vec2(
                  getX(batch, `+p+`, xR, xC),
                  getX(batch, `+p+` + 1, xR, xC)
                );
                dotProd += dot(xValues, wValues);
              }

            } else if (`+(f===3)+`) {
              vec3 wValues = vec3(
                getW(wR, wC, `+p+`, d2),
                getW(wR, wC, `+p+` + 1, d2),
                getW(wR, wC, `+p+` + 2, d2)
              );

              if (`+m+`) {
                vec3 xValues = vec3(
                  getX(batch, xR, xC, `+p+`),
                  getX(batch, xR, xC, `+p+` + 1),
                  getX(batch, xR, xC, `+p+` + 2)
                );
                dotProd += dot(xValues, wValues);
              } else {
                vec3 xValues = vec3(
                  getX(batch, `+p+`, xR, xC),
                  getX(batch, `+p+` + 1, xR, xC),
                  getX(batch, `+p+` + 2, xR, xC)
                );
                dotProd += dot(xValues, wValues);
              }

            }
          }
        }

        float result = dotProd;
        `+x+`
        `+S+`
        setOutput(result);
      }
    `}return n}(),Rz=function(){function n(t){this.variableNames=["x","W"],this.outputShape=t.outShape;var e=t.padInfo.front,r=t.padInfo.top,i=t.padInfo.left,a=t.strideDepth,s=t.strideHeight,o=t.strideWidth,c=t.dilationDepth,l=t.dilationHeight,u=t.dilationWidth,h=t.filterDepth,d=t.filterHeight,p=t.filterWidth,f=Math.floor(t.inChannels/4)*4,m=t.inChannels%4;this.userCode=`
      const ivec3 strides = ivec3(`+a+", "+s+", "+o+`);
      const ivec3 pads = ivec3(`+e+", "+r+", "+i+`);

      void main() {
        ivec5 coords = getOutputCoords();
        int batch = coords.x;
        int d2 = coords.u;

        ivec3 xFRCCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads;
        int xFCorner = xFRCCorner.x;
        int xRCorner = xFRCCorner.y;
        int xCCorner = xFRCCorner.z;

        // Convolve x(?, ?, ?, d1) with w(:, :, :, d1, d2) to get
        // y(yF, yR, yC, d2). ? = to be determined. : = across all
        // values in that axis.
        float dotProd = 0.0;
        for (int wF = 0; wF < `+h+`; wF++) {
          int xF = xFCorner + wF * `+c+`;

          if (xF < 0 || xF >= `+t.inDepth+`) {
            continue;
          }

          for (int wR = 0; wR < `+d+`; wR++) {
            int xR = xRCorner + wR * `+l+`;

            if (xR < 0 || xR >= `+t.inHeight+`) {
              continue;
            }

            for (int wC = 0; wC < `+p+`; wC++) {
              int xC = xCCorner + wC * `+u+`;

              if (xC < 0 || xC >= `+t.inWidth+`) {
                continue;
              }

              for (int d1 = 0; d1 < `+f+`; d1 += 4) {
                vec4 xValues = vec4(
                  getX(batch, xF, xR, xC, d1),
                  getX(batch, xF, xR, xC, d1 + 1),
                  getX(batch, xF, xR, xC, d1 + 2),
                  getX(batch, xF, xR, xC, d1 + 3)
                );
                vec4 wValues = vec4(
                  getW(wF, wR, wC, d1, d2),
                  getW(wF, wR, wC, d1 + 1, d2),
                  getW(wF, wR, wC, d1 + 2, d2),
                  getW(wF, wR, wC, d1 + 3, d2)
                );

                dotProd += dot(xValues, wValues);
              }

              if (`+(m===1)+`) {
                dotProd +=
                  getX(batch, xF, xR, xC, `+f+`) *
                  getW(wF, wR, wC, `+f+`, d2);
              } else if (`+(m===2)+`) {
                vec2 xValues = vec2(
                  getX(batch, xF, xR, xC, `+f+`),
                  getX(batch, xF, xR, xC, `+f+` + 1)
                );
                vec2 wValues = vec2(
                  getW(wF, wR, wC, `+f+`, d2),
                  getW(wF, wR, wC, `+f+` + 1, d2)
                );
                dotProd += dot(xValues, wValues);
              } else if (`+(m===3)+`) {
                vec3 xValues = vec3(
                  getX(batch, xF, xR, xC, `+f+`),
                  getX(batch, xF, xR, xC, `+f+` + 1),
                  getX(batch, xF, xR, xC, `+f+` + 2)
                );
                vec3 wValues = vec3(
                  getW(wF, wR, wC, `+f+`, d2),
                  getW(wF, wR, wC, `+f+` + 1, d2),
                  getW(wF, wR, wC, `+f+` + 2, d2)
                );
                dotProd += dot(xValues, wValues);
              }
            }
          }
        }
        setOutput(dotProd);
      }
    `}return n}();var b2=function(){function n(t,e,r,i){e===void 0&&(e=!1),r===void 0&&(r=null),i===void 0&&(i=!1),this.variableNames=["x","W"],this.outputShape=t.outShape;var a=t.inHeight,s=t.inWidth,o=t.padInfo.top,c=t.padInfo.left,l=t.strideHeight,u=t.strideWidth,h=t.dilationHeight,d=t.dilationWidth,p=t.filterHeight,f=t.filterWidth,m=t.outChannels/t.inChannels,g="",y="";r&&(i?g=`float activation(float a) {
          float b = getPreluActivationWeightsAtOutCoords();
          `+r+`
        }`:g=`
          float activation(float x) {
            `+r+`
          }
        `,y="result = activation(result);");var w=e?"result += getBiasAtOutCoords();":"";e&&this.variableNames.push("bias"),i&&this.variableNames.push("preluActivationWeights"),this.userCode=`
      `+g+`

      const ivec2 strides = ivec2(`+l+", "+u+`);
      const ivec2 pads = ivec2(`+o+", "+c+`);

      void main() {
        ivec4 coords = getOutputCoords();
        int batch = coords.x;
        ivec2 xRCCorner = coords.yz * strides - pads;
        int d2 = coords.w;
        int d1 = d2 / `+m+`;
        int q = d2 - d1 * `+m+`;

        int xRCorner = xRCCorner.x;
        int xCCorner = xRCCorner.y;

        // Convolve x(?, ?, d1) with w(:, :, d1, q) to get y(yR, yC, d2).
        // ? = to be determined. : = across all values in that axis.
        float dotProd = 0.0;
        // TO DO(dsmilkov): Flatten the two for loops and vec4 the operations.
        for (int wR = 0; wR < `+p+`; wR++) {
          int xR = xRCorner + wR * `+h+`;

          if (xR < 0 || xR >= `+a+`) {
            continue;
          }

          for (int wC = 0; wC < `+f+`; wC++) {
            int xC = xCCorner + wC * `+d+`;

            if (xC < 0 || xC >= `+s+`) {
              continue;
            }

            float xVal = getX(batch, xR, xC, d1);
            float wVal = getW(wR, wC, d1, q);
            dotProd += xVal * wVal;
          }
        }

        float result = dotProd;
        `+w+`
        `+y+`
        setOutput(result);
      }
    `}return n}();var x2=function(){function n(t,e,r,i){e===void 0&&(e=!1),r===void 0&&(r=null),i===void 0&&(i=!1),this.variableNames=["x","W"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t.outShape;for(var a=t.inHeight,s=t.inWidth,o=t.padInfo.top,c=t.padInfo.left,l=t.strideHeight,u=t.strideWidth,h=t.dilationHeight,d=t.dilationWidth,p=t.filterHeight,f=t.filterWidth,m=f,g="int xR; int xC; int xCOffset;",y=0;y<p;y++)for(var w=0;w<f;w++)g+=`
          vec4 xTexelR`+y+"C"+w*2+` = vec4(0.);
          vec4 wR`+y+"C"+w+` = vec4(0.);
          vec4 xR`+y+"C"+w+" = vec4(0.);";for(var y=0;y<p;y++)for(var b=0;b<m;b++){var w=b*2;if(g+=`
          xR = xRCorner + `+y*h+`;
          xC = xCCorner + `+w*d+`;
        `,u===1){if(w<f&&(c%2===1?g+=`
                xCOffset = xC + 1;
                if(xR >= 0 && xR < `+a+" && xCOffset >= 0 && xCOffset < "+s+`) {
                  xTexelR`+y+"C"+w+` = getX(batch, xR, xCOffset, d1);

                  // Need to manually clear unused channels in case
                  // we're reading from recycled texture.
                  if(xCOffset + 1 >= `+s+`) {
                    xTexelR`+y+"C"+w+`.zw = vec2(0.);
                  }
                } else {
                  xTexelR`+y+"C"+w+` = vec4(0.);
                }

                xCOffset = xC + 1 - 2;
                if(xR >= 0 && xR < `+a+" && xCOffset >= 0 && xCOffset < "+s+`) {
                  vec4 previous = getX(batch, xR, xCOffset, d1);

                  // Need to manually clear unused channels in case
                  // we're reading from recycled texture.
                  if(xCOffset + 1 >= `+s+`) {
                    previous.zw = vec2(0.);
                  }

                  xR`+y+"C"+w+" = vec4(previous.zw, xTexelR"+y+"C"+w+`.xy);
                } else {
                  xR`+y+"C"+w+" = vec4(0, 0, xTexelR"+y+"C"+w+`.xy);
                }
              `:g+=`
                if(xR >= 0 && xR < `+a+" && xC >= 0 && xC < "+s+`) {
                  xTexelR`+y+"C"+w+` = getX(batch, xR, xC, d1);
                } else {
                  xTexelR`+y+"C"+w+` = vec4(0.);
                }

                xR`+y+"C"+w+" = xTexelR"+y+"C"+w+`;
              `,w+1<f)){var S=c%2===0?_.util.nearestLargerEven(d):d;d%2===0&&c%2===1||d%2!==0&&c%2!==1?(g+=`
                  xCOffset = xC + `+c%2+" + "+S+`;

                  if(xR >= 0 && xR < `+a+` &&
                    xCOffset >= 0 && xCOffset < `+s+`) {
                    xTexelR`+y+"C"+(w+2)+` = getX(batch, xR, xCOffset, d1);
                  }
                `,d>1&&(g+=`
                    xCOffset -= 2;
                    if(xR >= 0 && xR < `+a+` &&
                      xCOffset >= 0 && xCOffset < `+s+`) {
                      xTexelR`+y+"C"+w+` = getX(batch, xR, xCOffset, d1);
                    } else {
                      xTexelR`+y+"C"+w+` = vec4(0.);
                    }
                  `),g+=`
                  xR`+y+"C"+(w+1)+` = vec4(
                    xTexelR`+y+"C"+w+".zw, xTexelR"+y+"C"+(w+2)+`.xy);
                `):g+=`
                  xCOffset = xC + `+S+`;

                  if(xR >= 0 && xR < `+a+` &&
                    xCOffset >= 0 && xCOffset < `+s+`) {
                    xTexelR`+y+"C"+(w+2)+` = getX(batch, xR, xCOffset, d1);
                  }

                  xR`+y+"C"+(w+1)+" = xTexelR"+y+"C"+(w+2)+`;
                `}}else w<f&&(g+=`
              if(xR >= 0 && xR < `+a+`) {
            `,c%2===1?(g+=`
                xCOffset = xC + 1 - `+u+`;
                if(xCOffset >= 0 && xCOffset < `+s+`) {
                  xTexelR`+y+"C"+w+` = getX(batch, xR, xCOffset, d1);
                } else {
                  xTexelR`+y+"C"+w+` = vec4(0.);
                }

                if(xC + 1 >= 0 && xC + 1 < `+s+`) {
                  xTexelR`+y+"C"+(w+2)+` = getX(batch, xR, xC + 1, d1);
                } else {
                  xTexelR`+y+"C"+(w+2)+` = vec4(0.);
                }

                xR`+y+"C"+w+` = vec4(
                  xTexelR`+y+"C"+w+".zw, xTexelR"+y+"C"+(w+2)+`.zw);
              `,w+1<f&&(g+=`
                  vec4 final = vec4(0.);
                  xCOffset = xC + 1 + `+u+`;
                  if(xCOffset >= 0 && xCOffset < `+s+`) {
                    final = getX(batch, xR, xCOffset, d1);
                  }
                  xR`+y+"C"+(w+1)+" = vec4(xTexelR"+y+"C"+(w+2)+`.xy, final.xy);
                `)):(g+=`
                if(xC >= 0 && xC < `+s+`) {
                  xTexelR`+y+"C"+w+` = getX(batch, xR, xC, d1);
                } else {
                  xTexelR`+y+"C"+w+` = vec4(0.);
                }

                xCOffset = xC + `+u+`;
                if(xCOffset >= 0 && xCOffset < `+s+`) {
                  xTexelR`+y+"C"+(w+2)+` = getX(batch, xR, xCOffset, d1);
                } else {
                  xTexelR`+y+"C"+(w+2)+` = vec4(0.);
                }

                xR`+y+"C"+w+` = vec4(
                  xTexelR`+y+"C"+w+".xy, xTexelR"+y+"C"+(w+2)+`.xy);
              `,w+1<f&&(g+=`
                  xR`+y+"C"+(w+1)+` = vec4(
                    xTexelR`+y+"C"+w+".zw, xTexelR"+y+"C"+(w+2)+`.zw);
                `)),g+="}");w<f&&(g+=`
            vec4 wTexelR`+y+"C"+w+" = getW("+y+", "+w+`, d1, q);
            wR`+y+"C"+w+" = vec4(wTexelR"+y+"C"+w+".xz, wTexelR"+y+"C"+w+`.xz);
          `,w+1<f&&(g+=`
              vec4 wTexelR`+y+"C"+(w+1)+" = getW("+y+", "+(w+1)+`, d1, q);
              wR`+y+"C"+(w+1)+` =
                vec4(wTexelR`+y+"C"+(w+1)+".xz, wTexelR"+y+"C"+(w+1)+".xz);"))}for(var y=0;y<p;y++)for(var w=0;w<f;w++)g+="dotProd += xR"+y+"C"+w+" * wR"+y+"C"+w+";";var x="",N="";r&&(i?x=`vec4 activation(vec4 a) {
          vec4 b = getPreluActivationWeightsAtOutCoords();
          `+r+`
        }`:x=`vec4 activation(vec4 x) {
          `+r+`
        }`,N="result = activation(result);");var I=e?"result += getBiasAtOutCoords();":"";e&&this.variableNames.push("bias"),i&&this.variableNames.push("preluActivationWeights"),this.userCode=`
      `+x+`

      const ivec2 strides = ivec2(`+l+", "+u+`);
      const ivec2 pads = ivec2(`+o+", "+c+`);

      void main() {

        ivec4 coords = getOutputCoords();
        int batch = coords.x;
        ivec2 xRCCorner = coords.yz * strides - pads;
        int d2 = coords.w;
        int d1 = d2;
        int q = 0;
        int xRCorner = xRCCorner.x;
        int xCCorner = xRCCorner.y;

        vec4 dotProd = vec4(0.);

        `+g+`

        vec4 result = dotProd;
        `+I+`
        `+N+`
        setOutput(result);
      }
    `}return n}();var Oz=function(){function n(t,e,r,i,a){this.variableNames=["Image","Boxes","BoxInd"],this.outputShape=[];var s=t[0],o=t[1],c=t[2],l=t[3],u=e[0],h=r[0],d=r[1];this.outputShape=[u,h,d,l];var p=i==="bilinear"?1:0,f=[o-1+".0",c-1+".0"],m=f[0],g=f[1],y=h>1?[""+(o-1)/(h-1),"(y2-y1) * height_ratio","y1*"+m+" + float(y)*(height_scale)"]:["0.0","0.0","0.5 * (y1+y2) * "+m],w=y[0],b=y[1],S=y[2],x=d>1?[""+(c-1)/(d-1),"(x2-x1) * width_ratio","x1*"+g+" + float(x)*(width_scale)"]:["0.0","0.0","0.5 * (x1+x2) * "+g],N=x[0],I=x[1],C=x[2];this.userCode=`
      const float height_ratio = float(`+w+`);
      const float width_ratio = float(`+N+`);
      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int y = coords[1];
        int x = coords[2];
        int d = coords[3];

        // get box vals
        float y1 = getBoxes(b,0);
        float x1 = getBoxes(b,1);
        float y2 = getBoxes(b,2);
        float x2 = getBoxes(b,3);

        // get image in batch index
        int bInd = round(getBoxInd(b));
        if(bInd < 0 || bInd >= `+s+`) {
          return;
        }

        float height_scale = `+b+`;
        float width_scale = `+I+`;

        float in_y = `+S+`;
        if( in_y < 0.0 || in_y > `+m+` ) {
          setOutput(float(`+a+`));
          return;
        }
        float in_x = `+C+`;
        if( in_x < 0.0 || in_x > `+g+` ) {
          setOutput(float(`+a+`));
          return;
        }

        vec2 sourceFracIndexCR = vec2(in_x,in_y);
        if(`+p+` == 1) {
          // Compute the four integer indices.
          ivec2 sourceFloorCR = ivec2(sourceFracIndexCR);
          ivec2 sourceCeilCR = ivec2(ceil(sourceFracIndexCR));

          float topLeft = getImage(b, sourceFloorCR.y, sourceFloorCR.x, d);
          float bottomLeft = getImage(b, sourceCeilCR.y, sourceFloorCR.x, d);
          float topRight = getImage(b, sourceFloorCR.y, sourceCeilCR.x, d);
          float bottomRight = getImage(b, sourceCeilCR.y, sourceCeilCR.x, d);

          vec2 fracCR = sourceFracIndexCR - vec2(sourceFloorCR);

          float top = topLeft + (topRight - topLeft) * fracCR.x;
          float bottom = bottomLeft + (bottomRight - bottomLeft) * fracCR.x;
          float newValue = top + (bottom - top) * fracCR.y;
          setOutput(newValue);
        } else {
          // Compute the coordinators of nearest neighbor point.
          ivec2 sourceNearestCR = ivec2(floor(
            sourceFracIndexCR + vec2(0.5,0.5)));
          float newValue = getImage(b, sourceNearestCR.y, sourceNearestCR.x, d);
          setOutput(newValue);
        }
      }
    `}return n}(),I2=function(){function n(t,e,r){this.variableNames=["x"],this.outputShape=t;var i=t.length,a=e?"0.0":"getX("+S2(i,"coords")+")",s=t[t.length-1],o="",c="";e?(o=r?"end != "+(s-1):"end != 0",c=r?"end + 1":"end - 1"):(o=r?"end + pow2 < "+s:"end >= pow2",c=r?"end + pow2":"end - pow2"),this.userCode=`
      uniform float index;
      void main() {
        `+Ze(i)+` coords = getOutputCoords();
        int end = `+L2(i,"coords")+`;
        float val = `+a+`;
        int pow2 = int(pow(2.0, index));
        if (`+o+`) {
          int idx = `+c+`;
          `+L2(i,"coords")+` = idx;
          val += getX(`+S2(i,"coords")+`);
        }
        setOutput(val);
      }
    `}return n.prototype.getCustomSetupFunc=function(t){var e=this;return function(r,i){e.index==null&&(e.index=r.getUniformLocation(i,"index")),r.gl.uniform1f(e.index,t)}},n}();function S2(n,t){if(n===1)return""+t;if(n===2)return t+".x, "+t+".y";if(n===3)return t+".x, "+t+".y, "+t+".z";if(n===4)return t+".x, "+t+".y, "+t+".z, "+t+".w";throw Error("Cumulative sum for rank "+n+" is not yet supported")}function L2(n,t){if(n===1)return""+t;if(n===2)return t+".y";if(n===3)return t+".z";if(n===4)return t+".w";throw Error("Cumulative sum for rank "+n+" is not yet supported")}var Ez=function(){function n(t){this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0,this.outPackingScheme=Is.DENSE;var e=Ts(t),r=Ht();this.outputShape=t,this.userCode=`
      ivec3 outCoordsFromFlatIndex(int index) {
        `+_i(["r","c","d"],t)+`
        return ivec3(r, c, d);
      }

      void main() {
        ivec2 resTexRC = ivec2(resultUV.yx *
          vec2(`+e[0]+", "+e[1]+`));
        int index = 4 * (resTexRC.x * `+e[1]+` + resTexRC.y);

        vec4 result = vec4(0.);

        for (int i=0; i<4; i++) {
          int flatIndex = index + i;
          ivec3 rc = outCoordsFromFlatIndex(flatIndex);
          result[i] = getA(rc.x, rc.y, rc.z);
        }

        `+r.output+` = result;
      }
    `}return n}();var Dz=function(){function n(t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outPackingScheme=Is.DENSE;var e=Ts(t),r=Ht();this.outputShape=t,this.userCode=`
      ivec3 outCoordsFromFlatIndex(int index) {
        `+_i(["r","c","d"],t)+`
        return ivec3(r, c, d);
      }

      void main() {
        ivec2 resTexRC = ivec2(resultUV.yx *
          vec2(`+e[0]+", "+e[1]+`));
        int index = 4 * (resTexRC.x * `+e[1]+` + resTexRC.y);

        vec4 result = vec4(0.);

        for (int i=0; i<4; i++) {
          int flatIndex = index + i;
          ivec3 rc = outCoordsFromFlatIndex(flatIndex);
          result[i] = getChannel(getA(rc.x, rc.y, rc.z), vec2(rc.y, rc.z));
        }

        `+r.output+` = result;
      }
    `}return n}();var kz=function(){function n(t,e,r){this.variableNames=["x"],this.outputShape=[],this.outputShape=t,this.blockSize=e,this.dataFormat=r,this.userCode=`
    void main() {
      ivec4 coords = getOutputCoords();
      int b = coords[0];
      int h = `+this.getHeightCoordString()+`;
      int w = `+this.getWidthCoordString()+`;
      int d = `+this.getDepthCoordString()+`;

      int in_h = h / `+e+`;
      int offset_h = imod(h, `+e+`);
      int in_w = w / `+e+`;
      int offset_w = imod(w, `+e+`);
      int offset_d = (offset_h * `+e+` + offset_w) *
        `+this.getOutputDepthSize()+`;
      int in_d = d + offset_d;

      float result = `+this.getInputSamplingString()+`;
      setOutput(result);
    }
  `}return n.prototype.getHeightCoordString=function(){return this.dataFormat==="NHWC"?"coords[1]":"coords[2]"},n.prototype.getWidthCoordString=function(){return this.dataFormat==="NHWC"?"coords[2]":"coords[3]"},n.prototype.getDepthCoordString=function(){return this.dataFormat==="NHWC"?"coords[3]":"coords[1]"},n.prototype.getOutputDepthSize=function(){return this.dataFormat==="NHWC"?this.outputShape[3]:this.outputShape[1]},n.prototype.getInputSamplingString=function(){return this.dataFormat==="NHWC"?"getX(b, in_h, in_w, in_d)":"getX(b, in_d, in_h, in_w)"},n}();var Fz=function(){function n(t){this.variableNames=["X"],this.outputShape=[t,t],this.userCode=`
      void main() {
          ivec2 coords = getOutputCoords();
          float val = coords[0] == coords[1] ? getX(coords[0]) : 0.0;
          setOutput(val);
      }
    `}return n}();var Wz=function(){function n(t){this.variableNames=["A"],this.outTexUsage=hn.DOWNLOAD;var e=Ht();this.outputShape=t,this.userCode=`
      `+d2+`

      void main() {
        float x = getAAtOutCoords();
        `+e.output+` = encode_float(x);
      }
    `}return n}();var Uz=function(){function n(t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!1,this.outTexUsage=hn.DOWNLOAD;var e=Ht();this.outputShape=t,this.userCode=`
      `+d2+`

      void main() {
        ivec3 coords = getOutputCoords();
        float x = getChannel(getAAtOutCoords(), vec2(coords.y, coords.z));
        `+e.output+` = encode_float(x);
      }
    `}return n}();var Bz=function(){function n(t,e,r){r===void 0&&(r=!1),this.variableNames=["A"];var i=Ht(),a=e[0],s=e[1];this.outputShape=t;var o="result";r&&(o="floor(result * 255. + 0.5)"),this.userCode=`
      `+Ep(t)+`

      void main() {
        ivec3 coords = getOutputCoords();

        int flatIndex = getFlatIndex(coords);
        int offset = imod(flatIndex, 4);

        flatIndex = idiv(flatIndex, 4, 1.);

        int r = flatIndex / `+s+`;
        int c = imod(flatIndex, `+s+`);
        vec2 uv = (vec2(c, r) + halfCR) / vec2(`+s+".0, "+a+`.0);
        vec4 values = `+i.texture2D+`(A, uv);

        float result;

        if(offset == 0) {
          result = values[0];
        } else if(offset == 1) {
          result = values[1];
        } else if(offset == 2) {
          result = values[2];
        } else {
          result = values[3];
        }

        `+i.output+" = vec4("+o+`, 0., 0., 0.);
      }
    `}return n}();var zz=function(){function n(t,e,r){r===void 0&&(r=!1),this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0;var i=Ht(),a=e[0],s=e[1];this.outputShape=t;var o="",c="result";r&&(c="floor(result * 255. + 0.5)");for(var l=0;l<=1;l++)for(var u=0;u<=1;u++){var h=l*2+u;o+=`
          localCoords = coords;
          if(localCoords[2] + `+u+" < "+t[2]+`) {
            localCoords[2] += `+u+`;
            if(localCoords[1] + `+l+" < "+t[1]+`) {
              localCoords[1] += `+l+`;

              flatIndex = getFlatIndex(localCoords);
              offset = imod(flatIndex, 4);

              flatIndex = idiv(flatIndex, 4, 1.);

              r = flatIndex / `+s+`;
              c = imod(flatIndex, `+s+`);
              uv = (vec2(c, r) + halfCR) / vec2(`+s+".0, "+a+`.0);
              values = `+i.texture2D+`(A, uv);

              if(offset == 0) {
                result[`+h+`] = values[0];
              } else if(offset == 1) {
                result[`+h+`] = values[1];
              } else if(offset == 2) {
                result[`+h+`] = values[2];
              } else {
                result[`+h+`] = values[3];
              }
            }
          }
        `}this.userCode=`
      `+Ep(t)+`

      void main() {
        ivec3 coords = getOutputCoords();

        vec4 result = vec4(0.);
        int flatIndex, r, c, offset;
        ivec3 localCoords;
        vec2 uv;
        vec4 values;

        `+o+`

        `+i.output+" = "+c+`;
      }
    `}return n}();var Pz=function(){function n(t,e){this.outputShape=[],this.variableNames=["x"],this.outputShape=t,this.userCode=`
      uniform float value;
      void main() {
        // Input can be obtained from uniform value.
        setOutput(value);
      }
    `}return n.prototype.getCustomSetupFunc=function(t){var e=this;return function(r,i){e.valueLoc==null&&(e.valueLoc=r.getUniformLocationNoThrow(i,"value")),r.gl.uniform1f(e.valueLoc,t)}},n}();var Hz=function(){function n(t,e,r){this.variableNames=["A","indices"];var i=t.slice();i[r]=e,this.outputShape=i,this.rank=i.length;var a=Ze(this.rank),s=Mz(t,r);this.userCode=`
      void main() {
        `+a+` resRC = getOutputCoords();
        setOutput(getA(`+s+`));
      }
    `}return n}();function Mz(n,t){var e=n.length;if(e>4)throw Error("Gather for rank "+e+" is not yet supported");if(e===1)return"int(getIndices(resRC))";for(var r=["resRC.x","resRC.y","resRC.z","resRC.w"],i=[],a=0;a<n.length;a++)a===t?i.push("int(getIndices("+r[a]+"))"):i.push(""+r[a]);return i.join()}var Vz=function(){function n(t,e,r){this.sliceDim=t,this.strides=e,this.variableNames=["x","indices"],this.outputShape=r;var i=Ze(e.length),a=Ze(r.length),s=this.sliceDim>1?"strides[j]":"strides";this.userCode=`
        `+i+" strides = "+i+"("+this.strides+`);
         void main() {
          `+a+` coords = getOutputCoords();
          int flattenIndex = 0;
          for (int j = 0; j < `+this.sliceDim+`; j++) {
            int index = round(getIndices(coords[0], j));
            flattenIndex += index * `+s+`;
          }
          setOutput(getX(flattenIndex, coords[1]));
        }
      `}return n}();function A2(n){var t=Ht(),e=t.version+`
    precision highp float;
    `+t.attribute+` vec3 clipSpacePos;
    `+t.attribute+` vec2 uv;
    `+t.varyingVs+` vec2 resultUV;

    void main() {
      gl_Position = vec4(clipSpacePos, 1);
      resultUV = uv;
    }`;return Vb(n,e)}function T2(n){var t=new Float32Array([-1,1,0,0,1,-1,-1,0,0,0,1,1,0,1,1,1,-1,0,1,0]);return jb(n,t)}function N2(n){var t=new Uint16Array([0,1,2,2,1,3]);return Kb(n,t)}function Rs(n,t,e,r,i,a){Xb(t,e);var s=$b(n),o=n.TEXTURE_2D;return de(n,function(){return n.bindTexture(o,s)}),de(n,function(){return n.texParameteri(o,n.TEXTURE_WRAP_S,n.CLAMP_TO_EDGE)}),de(n,function(){return n.texParameteri(o,n.TEXTURE_WRAP_T,n.CLAMP_TO_EDGE)}),de(n,function(){return n.texParameteri(o,n.TEXTURE_MIN_FILTER,n.NEAREST)}),de(n,function(){return n.texParameteri(o,n.TEXTURE_MAG_FILTER,n.NEAREST)}),de(n,function(){return n.texImage2D(o,0,r,t,e,0,i,a,null)}),de(n,function(){return n.bindTexture(n.TEXTURE_2D,null)}),s}function Dp(n){return n.internalFormatFloat}function _2(n,t,e,r){var i=As(t,e),a=i[0],s=i[1];return Rs(n,a,s,Dp(r),r.textureFormatFloat,n.FLOAT)}function kp(n){return n.internalFormatHalfFloat}function C2(n,t,e,r){var i=As(t,e),a=i[0],s=i[1];return Rs(n,a,s,kp(r),r.textureFormatFloat,r.textureTypeHalfFloat)}function Fp(n){return n.downloadTextureFormat}function R2(n,t,e,r){var i=As(t,e),a=i[0],s=i[1];return Rs(n,a,s,Fp(r),n.RGBA,n.UNSIGNED_BYTE)}function Wp(n){return n.internalFormatPackedFloat}function O2(n,t,e,r){var i=ga(t,e),a=i[0],s=i[1];return Rs(n,a,s,Wp(r),n.RGBA,n.FLOAT)}function Up(n){return n.internalFormatPackedHalfFloat}function E2(n,t,e,r){var i=ga(t,e),a=i[0],s=i[1];return Rs(n,a,s,Up(r),n.RGBA,r.textureTypeHalfFloat)}function D2(n,t,e){var r=0,i=3*4,a=3*4+2*4;de(n,function(){return n.bindBuffer(n.ARRAY_BUFFER,e)});var s=Tp(n,t,"clipSpacePos",e,3,a,r);return s&&Tp(n,t,"uv",e,2,a,i)}function k2(n,t,e,r,i,a){de(n,function(){return n.bindTexture(n.TEXTURE_2D,t)});var s,o,c;i instanceof Uint8Array?(s=new Uint8Array(e*r*4),o=n.UNSIGNED_BYTE,c=n.RGBA):(s=new Float32Array(e*r*4),o=n.FLOAT,c=a.internalFormatPackedFloat),s.set(i),de(n,function(){return n.texImage2D(n.TEXTURE_2D,0,c,e,r,0,n.RGBA,o,s)}),de(n,function(){return n.bindTexture(n.TEXTURE_2D,null)})}function F2(n,t,e){de(n,function(){return n.bindTexture(n.TEXTURE_2D,t)}),e.data instanceof Uint8Array?de(n,function(){return n.texImage2D(n.TEXTURE_2D,0,n.RGBA,e.width,e.height,0,n.RGBA,n.UNSIGNED_BYTE,e.data)}):de(n,function(){return n.texImage2D(n.TEXTURE_2D,0,n.RGBA,n.RGBA,n.UNSIGNED_BYTE,e)}),de(n,function(){return n.bindTexture(n.TEXTURE_2D,null)})}function W2(n,t,e,r){var i=n.createBuffer();de(n,function(){return n.bindBuffer(n.PIXEL_PACK_BUFFER,i)});var a=4,s=4,o=a*s*t*e;return de(n,function(){return n.bufferData(n.PIXEL_PACK_BUFFER,o,n.STREAM_READ)}),de(n,function(){return n.readPixels(0,0,e,t,n.RGBA,n.FLOAT,0)}),de(n,function(){return n.bindBuffer(n.PIXEL_PACK_BUFFER,null)}),i}function U2(n,t,e){var r=n,i=new Float32Array(e);return r.bindBuffer(r.PIXEL_PACK_BUFFER,t),r.getBufferSubData(r.PIXEL_PACK_BUFFER,0,i),r.bindBuffer(r.PIXEL_PACK_BUFFER,null),i}function B2(n,t,e,r){var i=As(t,e),a=i[0],s=i[1],o=4,c=new Uint8Array(wU(t*e,o));return de(n,function(){return n.readPixels(0,0,a,s,r.downloadTextureFormat,n.UNSIGNED_BYTE,c)}),new Float32Array(c.buffer)}function z2(n,t,e,r,i,a,s,o){var c=n,l=new Float32Array(bU(a,s));return c.bindBuffer(c.PIXEL_PACK_BUFFER,t),c.getBufferSubData(c.PIXEL_PACK_BUFFER,0,l),c.bindBuffer(c.PIXEL_PACK_BUFFER,null),l}function P2(n,t,e){var r=new Float32Array(t*e*4);return de(n,function(){return n.readPixels(0,0,e,t,n.RGBA,n.FLOAT,r)}),r}var qz={__proto__:null,createVertexShader:A2,createVertexBuffer:T2,createIndexBuffer:N2,getInternalFormatForFloat32MatrixTexture:Dp,createFloat32MatrixTexture:_2,getInternalFormatForFloat16MatrixTexture:kp,createFloat16MatrixTexture:C2,getInternalFormatForUnsignedBytesMatrixTexture:Fp,createUnsignedBytesMatrixTexture:R2,getInternalFormatForPackedMatrixTexture:Wp,createPackedMatrixTexture:O2,getInternalFormatForFloat16PackedMatrixTexture:Up,createFloat16PackedMatrixTexture:E2,bindVertexProgramAttributeStreams:D2,uploadDenseMatrixToTexture:k2,uploadPixelDataToTexture:F2,createBufferFromOutputTexture:W2,downloadFloat32MatrixFromBuffer:U2,downloadByteEncodedFloatMatrixFromOutputTexture:B2,downloadPackedMatrixFromBuffer:z2,downloadMatrixFromPackedOutputTexture:P2};var M2=function(){function n(t){this.outputTexture=null,this.program=null,this.disposed=!1,this.vertexAttrsAreBound=!1,this.itemsToPoll=[];var e=_.env().getNumber("WEBGL_VERSION");t!=null?(this.gl=t,Pb(e,t)):this.gl=jn(e);var r="WEBGL_color_buffer_float",i="EXT_color_buffer_half_float";if(_.env().getNumber("WEBGL_VERSION")===1){var a="OES_texture_float",s="OES_texture_half_float";if(this.textureFloatExtension=Ns(this.gl,a),dn(this.gl,s))this.textureHalfFloatExtension=Ns(this.gl,s);else if(_.env().get("WEBGL_FORCE_F16_TEXTURES"))throw new Error("GL context does not support half float textures, yet the environment flag WEBGL_FORCE_F16_TEXTURES is set to true.");if(this.colorBufferFloatExtension=this.gl.getExtension(r),dn(this.gl,i))this.colorBufferHalfFloatExtension=Ns(this.gl,i);else if(_.env().get("WEBGL_FORCE_F16_TEXTURES"))throw new Error("GL context does not support color renderable half floats, yet the environment flag WEBGL_FORCE_F16_TEXTURES is set to true.")}else if(r="EXT_color_buffer_float",dn(this.gl,r))this.colorBufferFloatExtension=this.gl.getExtension(r);else if(dn(this.gl,i))this.colorBufferHalfFloatExtension=this.gl.getExtension(i);else throw new Error("GL context does not support color renderable floats");this.vertexBuffer=T2(this.gl),this.indexBuffer=N2(this.gl),this.framebuffer=Jb(this.gl),this.textureConfig=Ap(this.gl,this.textureHalfFloatExtension)}return Object.defineProperty(n.prototype,"debug",{get:function(){return _.env().getBool("DEBUG")},enumerable:!0,configurable:!0}),n.prototype.dispose=function(){var t=this;if(this.disposed)return;this.program!=null&&console.warn("Disposing a GPGPUContext that still has a bound WebGLProgram. This is probably a resource leak, delete the program with GPGPUContext.deleteProgram before disposing."),this.outputTexture!=null&&console.warn("Disposing a GPGPUContext that still has a bound output matrix texture.  This is probably a resource leak, delete the output matrix texture with GPGPUContext.deleteMatrixTexture before disposing.");var e=this.gl;de(e,function(){return e.finish()}),de(e,function(){return e.bindFramebuffer(e.FRAMEBUFFER,null)}),de(e,function(){return e.deleteFramebuffer(t.framebuffer)}),de(e,function(){return e.bindBuffer(e.ARRAY_BUFFER,null)}),de(e,function(){return e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,null)}),de(e,function(){return e.deleteBuffer(t.indexBuffer)}),this.disposed=!0},n.prototype.createFloat32MatrixTexture=function(t,e){return this.throwIfDisposed(),_2(this.gl,t,e,this.textureConfig)},n.prototype.createFloat16MatrixTexture=function(t,e){return this.throwIfDisposed(),C2(this.gl,t,e,this.textureConfig)},n.prototype.createUnsignedBytesMatrixTexture=function(t,e){return this.throwIfDisposed(),R2(this.gl,t,e,this.textureConfig)},n.prototype.uploadPixelDataToTexture=function(t,e){this.throwIfDisposed(),F2(this.gl,t,e)},n.prototype.uploadDenseMatrixToTexture=function(t,e,r,i){this.throwIfDisposed(),k2(this.gl,t,e,r,i,this.textureConfig)},n.prototype.createFloat16PackedMatrixTexture=function(t,e){return this.throwIfDisposed(),E2(this.gl,t,e,this.textureConfig)},n.prototype.createPackedMatrixTexture=function(t,e){return this.throwIfDisposed(),O2(this.gl,t,e,this.textureConfig)},n.prototype.deleteMatrixTexture=function(t){var e=this;this.throwIfDisposed(),this.outputTexture===t&&(Np(this.gl,this.framebuffer),this.outputTexture=null),de(this.gl,function(){return e.gl.deleteTexture(t)})},n.prototype.downloadByteEncodedFloatMatrixFromOutputTexture=function(t,e,r){var i=this;return this.downloadMatrixDriver(t,function(){return B2(i.gl,e,r,i.textureConfig)})},n.prototype.downloadPackedMatrixFromBuffer=function(t,e,r,i,a,s){return z2(this.gl,t,e,r,i,a,s,this.textureConfig)},n.prototype.downloadFloat32MatrixFromBuffer=function(t,e){return U2(this.gl,t,e)},n.prototype.createBufferFromTexture=function(t,e,r){this.bindTextureToFrameBuffer(t);var i=W2(this.gl,e,r,this.textureConfig);return this.unbindTextureToFrameBuffer(),i},n.prototype.createAndWaitForFence=function(){var t=this.createFence(this.gl);return this.pollFence(t)},n.prototype.createFence=function(t){var e=this,r,i;if(_.env().getBool("WEBGL_FENCE_API_ENABLED")){var a=t,s=a.fenceSync(a.SYNC_GPU_COMMANDS_COMPLETE,0);t.flush(),i=function(){var o=a.clientWaitSync(s,0,0);return o===a.ALREADY_SIGNALED||o===a.CONDITION_SATISFIED},r=s}else _.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")>0?(r=this.beginQuery(),this.endQuery(),i=function(){return e.isQueryAvailable(r,_.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION"))}):i=function(){return!0};return{query:r,isFencePassed:i}},n.prototype.downloadMatrixFromPackedTexture=function(t,e,r){var i=this;return this.downloadMatrixDriver(t,function(){return P2(i.gl,e,r)})},n.prototype.createProgram=function(t){this.throwIfDisposed();var e=this.gl,r=qb(e,t),i=A2(e),a=Gb(e);return de(e,function(){return e.attachShader(a,i)}),de(e,function(){return e.attachShader(a,r)}),Yb(e,a),this.debug&&gc(e,a),this.vertexAttrsAreBound||(this.setProgram(a),this.vertexAttrsAreBound=D2(e,this.program,this.vertexBuffer)),a},n.prototype.deleteProgram=function(t){var e=this;this.throwIfDisposed(),t===this.program&&(this.program=null),t!=null&&de(this.gl,function(){return e.gl.deleteProgram(t)})},n.prototype.setProgram=function(t){var e=this;this.throwIfDisposed(),this.program=t,this.program!=null&&this.debug&&gc(this.gl,this.program),de(this.gl,function(){return e.gl.useProgram(t)})},n.prototype.getUniformLocation=function(t,e,r){return r===void 0&&(r=!0),this.throwIfDisposed(),r?e2(this.gl,t,e):t2(this.gl,t,e)},n.prototype.getAttributeLocation=function(t,e){var r=this;return this.throwIfDisposed(),de(this.gl,function(){return r.gl.getAttribLocation(t,e)})},n.prototype.getUniformLocationNoThrow=function(t,e){return this.throwIfDisposed(),this.gl.getUniformLocation(t,e)},n.prototype.setInputMatrixTexture=function(t,e,r){this.throwIfDisposed(),this.throwIfNoProgram(),n2(this.gl,t,e,r)},n.prototype.setOutputMatrixTexture=function(t,e,r){this.setOutputMatrixTextureDriver(t,r,e)},n.prototype.setOutputPackedMatrixTexture=function(t,e,r){this.throwIfDisposed();var i=ga(e,r),a=i[0],s=i[1];this.setOutputMatrixTextureDriver(t,a,s)},n.prototype.setOutputMatrixWriteRegion=function(t,e,r,i){this.setOutputMatrixWriteRegionDriver(r,t,i,e)},n.prototype.setOutputPackedMatrixWriteRegion=function(t,e,r,i){throw new Error("setOutputPackedMatrixWriteRegion not implemented.")},n.prototype.debugValidate=function(){this.program!=null&&gc(this.gl,this.program),_s(this.gl)},n.prototype.executeProgram=function(){this.throwIfDisposed(),this.throwIfNoProgram();var t=this.gl;this.debug&&this.debugValidate(),de(t,function(){return t.drawElements(t.TRIANGLES,6,t.UNSIGNED_SHORT,0)})},n.prototype.blockUntilAllProgramsCompleted=function(){var t=this;this.throwIfDisposed(),de(this.gl,function(){return t.gl.finish()})},n.prototype.getQueryTimerExtension=function(){return this.disjointQueryTimerExtension==null&&(this.disjointQueryTimerExtension=Ns(this.gl,_.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")===2?"EXT_disjoint_timer_query_webgl2":"EXT_disjoint_timer_query")),this.disjointQueryTimerExtension},n.prototype.getQueryTimerExtensionWebGL2=function(){return this.getQueryTimerExtension()},n.prototype.getQueryTimerExtensionWebGL1=function(){return this.getQueryTimerExtension()},n.prototype.beginQuery=function(){if(_.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")===2){var t=this.gl,e=this.getQueryTimerExtensionWebGL2(),r=t.createQuery();return t.beginQuery(e.TIME_ELAPSED_EXT,r),r}var i=this.getQueryTimerExtensionWebGL1(),a=i.createQueryEXT();return i.beginQueryEXT(i.TIME_ELAPSED_EXT,a),a},n.prototype.endQuery=function(){if(_.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")===2){var t=this.gl,e=this.getQueryTimerExtensionWebGL2();t.endQuery(e.TIME_ELAPSED_EXT);return}var r=this.getQueryTimerExtensionWebGL1();r.endQueryEXT(r.TIME_ELAPSED_EXT)},n.prototype.waitForQueryAndGetTime=function(t){return fc(this,void 0,void 0,function(){var e=this;return mc(this,function(r){switch(r.label){case 0:return[4,_.util.repeatedTry(function(){return e.disposed||e.isQueryAvailable(t,_.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION"))})];case 1:return r.sent(),[2,this.getQueryTime(t,_.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION"))]}})})},n.prototype.getQueryTime=function(t,e){if(e===0)return null;if(e===2){var r=this.gl,i=r.getQueryParameter(t,r.QUERY_RESULT);return i/1e6}else{var a=this.getQueryTimerExtensionWebGL1(),i=a.getQueryObjectEXT(t,a.QUERY_RESULT_EXT);return i/1e6}},n.prototype.isQueryAvailable=function(t,e){if(e===0)return!0;if(e===2){var r=this.gl,i=this.getQueryTimerExtensionWebGL2(),a=r.getQueryParameter(t,r.QUERY_RESULT_AVAILABLE);return this.disjoint==null&&(this.disjoint=this.gl.getParameter(i.GPU_DISJOINT_EXT)),a&&!this.disjoint}else{var i=this.getQueryTimerExtensionWebGL1(),a=i.getQueryObjectEXT(t,i.QUERY_RESULT_AVAILABLE_EXT);return this.disjoint==null&&(this.disjoint=this.gl.getParameter(i.GPU_DISJOINT_EXT)),a&&!this.disjoint}},n.prototype.pollFence=function(t){var e=this;return new Promise(function(r){e.addItemToPoll(function(){return t.isFencePassed()},function(){return r()})})},n.prototype.pollItems=function(){for(var t=Gz(this.itemsToPoll.map(function(i){return i.isDoneFn})),e=0;e<=t;++e){var r=this.itemsToPoll[e].resolveFn;r()}this.itemsToPoll=this.itemsToPoll.slice(t+1)},n.prototype.addItemToPoll=function(t,e){var r=this;if(this.itemsToPoll.push({isDoneFn:t,resolveFn:e}),this.itemsToPoll.length>1)return;_.util.repeatedTry(function(){return r.pollItems(),r.itemsToPoll.length===0})},n.prototype.bindTextureToFrameBuffer=function(t){this.throwIfDisposed(),yc(this.gl,t,this.framebuffer),this.debug&&_s(this.gl)},n.prototype.unbindTextureToFrameBuffer=function(){this.outputTexture!=null?(yc(this.gl,this.outputTexture,this.framebuffer),this.debug&&_s(this.gl)):Np(this.gl,this.framebuffer)},n.prototype.downloadMatrixDriver=function(t,e){this.bindTextureToFrameBuffer(t);var r=e();return this.unbindTextureToFrameBuffer(),r},n.prototype.setOutputMatrixTextureDriver=function(t,e,r){this.throwIfDisposed();var i=this.gl;yc(i,t,this.framebuffer),this.debug&&_s(i),this.outputTexture=t,de(i,function(){return i.viewport(0,0,e,r)}),de(i,function(){return i.scissor(0,0,e,r)})},n.prototype.setOutputMatrixWriteRegionDriver=function(t,e,r,i){var a=this;this.throwIfDisposed(),de(this.gl,function(){return a.gl.scissor(t,e,r,i)})},n.prototype.throwIfDisposed=function(){if(this.disposed)throw new Error("Attempted to use disposed GPGPUContext.")},n.prototype.throwIfNoProgram=function(){if(this.program==null)throw new Error("No GPU program is currently set.")},n}();function Gz(n){for(var t=0;t<n.length;++t){var e=n[t]();if(!e)break}return t-1}function Yz(n,t,e,r){var i=t.userCode,a=e.map(function(g,y){var w={logicalShape:g.shape,texShape:g.isUniform?null:g.texData.texShape,isUniform:g.isUniform,isPacked:g.isUniform?!1:g.texData.isPacked,flatOffset:null};return g.texData!=null&&g.texData.slice!=null&&g.texData.slice.flatOffset>0&&(w.flatOffset=g.texData.slice.flatOffset),{name:t.variableNames[y],shapeInfo:w}}),s=a.map(function(g){return g.shapeInfo}),o={logicalShape:r.shape,texShape:r.texData.texShape,isUniform:!1,isPacked:r.texData.isPacked,flatOffset:null},c=vB(a,o,i,t.packedInputs),l=n.createProgram(c),u=null,h=n.getUniformLocation(l,"NAN",!1);_.env().getNumber("WEBGL_VERSION")===1&&(u=n.getUniformLocation(l,"INFINITY",!1));for(var d={},p=0;p<t.variableNames.length;p++){var f=t.variableNames[p],m=!1;d[f]=n.getUniformLocation(l,f,m),d["offset"+f]=n.getUniformLocation(l,"offset"+f,m)}return{program:t,source:c,webGLProgram:l,uniformLocations:d,inShapeInfos:s,outShapeInfo:o,infLoc:u,nanLoc:h}}function H2(n,t){if(n.length!==t.length)throw Error("Binary was compiled with "+n.length+" inputs, but "+("was executed with "+t.length+" inputs"));n.forEach(function(e,r){var i=e.logicalShape,a=t[r],s=a.shape;if(!_.util.arraysEqual(i,s))throw Error("Binary was compiled with different shapes than "+("the current args. Shapes "+i+" and "+s+" must match"));if(e.isUniform&&a.isUniform)return;var o=e.texShape,c=a.isUniform?null:a.texData.texShape;if(!_.util.arraysEqual(o,c))throw Error("Binary was compiled with different texture shapes than the"+(" current args. Shape "+o+" and "+c+" must match"))})}function jz(n,t,e,r,i){H2(t.inShapeInfos,e),H2([t.outShapeInfo],[r]);var a=r.texData.texture,s=r.texData.texShape;r.texData.isPacked?n.setOutputPackedMatrixTexture(a,s[0],s[1]):n.setOutputMatrixTexture(a,s[0],s[1]),n.setProgram(t.webGLProgram),_.env().getNumber("WEBGL_VERSION")===1&&(t.infLoc!==null&&n.gl.uniform1f(t.infLoc,Infinity)),t.nanLoc!==null&&n.gl.uniform1f(t.nanLoc,NaN),e.forEach(function(o,c){var l=t.program.variableNames[c],u=t.uniformLocations[l],h=t.uniformLocations["offset"+l];if(u==null)return;if(o.isUniform){if(_.util.sizeFromShape(o.shape)<2)n.gl.uniform1f(u,o.uniformValues[0]);else{var d=o.uniformValues;d instanceof Float32Array||(d=new Float32Array(d)),n.gl.uniform1fv(u,d)}return}o.texData.slice!=null&&h!=null&&n.gl.uniform1i(h,o.texData.slice.flatOffset),n.setInputMatrixTexture(o.texData.texture,u,c)}),i!=null&&i(n,t.webGLProgram),n.executeProgram()}function Kz(n,t,e){var r="";t.concat(e).forEach(function(s){var o=s.texData!=null&&s.texData.slice!=null&&s.texData.slice.flatOffset>0,c=s.isUniform?"uniform":s.texData.texShape;r+=s.shape+"_"+c+"_"+o});var i=n.userCode,a=n.constructor.name;return a+="_"+r+"_"+i,a}var $z=function(){function n(t,e,r){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t;for(var i=r.filterWidth,a=r.inChannels,s=r.strideWidth,o=r.strideHeight,c=r.padInfo,l=r.outWidth,u=r.dilationWidth,h=r.dilationHeight,d=r.dataFormat,p=c.left,f=c.top,m=a*i,g=Ht(),y=d==="channelsLast",w=y?0:1,b=y?1:2,S="",x=0;x<=1;x++)for(var N=0;N<=1;N++)S+=`
          blockIndex = rc.y + `+N+`;
          pos = rc.x + `+x+`;

          if(blockIndex < `+t[1]+" && pos < "+t[0]+`) {
            offsetY = int(blockIndex / (`+l+")) * "+o+" - "+f+`;
            d0 = offsetY + `+h+" * (pos / "+m+`);

            if(d0 < `+e[w]+` && d0 >= 0) {

              offsetX = int(mod(float(blockIndex), `+l+".) * "+s+". - "+p+`.);
              d1 = offsetX + `+u+" * (int(mod(float(pos), "+m+".) / "+a+`.));

              if(d1 < `+e[b]+` && d1 >= 0) {

                ch = int(mod(float(pos), `+a+`.));

                if (`+y+`) {
                  innerDims = vec2(d1, ch);
                  result[`+(x*2+N)+`] = getChannel(
                    getA(d0, int(innerDims.x),
                    int(innerDims.y)), innerDims);
                } else {
                  innerDims = vec2(d0, d1);
                  result[`+(x*2+N)+`] = getChannel(
                    getA(ch, int(innerDims.x),
                    int(innerDims.y)), innerDims);
                }
              }
            }
          }
        `;this.userCode=`
      void main() {
        ivec2 rc = getOutputCoords();

        vec4 result = vec4(0);

        int blockIndex, pos, offsetY, d0, offsetX, d1, ch;
        vec2 innerDims;

        `+S+`

        `+g.output+` = result;
      }
    `}return n}();var Xz=function(){function n(t,e,r,i,a){this.variableNames=["x"],this.outputShape=[];var s=e,o=t[3]-1;this.outputShape=t;var c,l="float("+r+") + float("+i+") * sum";a===.5?c="inversesqrt("+l+")":a===1?c="1.0/("+l+")":c="exp(log("+l+") * float(-"+a+"));",this.userCode=`
      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int r = coords[1];
        int c = coords[2];
        int d = coords[3];
        float x = getX(b, r, c, d);
        float sum = 0.0;
        for (int j = -`+s+"; j <= "+s+`; j++) {
          int idx = d + j;
          if (idx >= 0 && idx <=  `+o+`) {
            float z = getX(b, r, c, idx);
            sum += z * z;
          }
        }
        float val = x * `+c+`;
        setOutput(val);
      }
    `}return n}();var Jz=function(){function n(t,e,r,i,a){this.variableNames=["inputImage","outputImage","dy"],this.outputShape=[],this.outputShape=t,this.depth=t[3],this.depthRadius=e,this.bias=r,this.alpha=i,this.beta=a,this.userCode=`
      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int r = coords[1];
        int c = coords[2];

        float result = 0.0;
        for (int d = 0; d < `+this.depth+`; ++d) {
          int depthBegin = int(max(0.0, float(d - `+e+`)));
          int depthEnd = int(min(float(`+this.depth+`),
              float(d + `+e+` + 1)));

          const int MIN_DEPTH_BEGIN = 0;
          const int MAX_DEPTH_END = `+this.depth+`;

          float norm = 0.0;
          for (int k = MIN_DEPTH_BEGIN; k < MAX_DEPTH_END; ++k) {
            if (k < depthBegin){
              continue;
            }
            else if (k >= depthBegin && k < depthEnd) {
              norm += getInputImage(b, r, c, k) * getInputImage(b, r, c, k);
            }
            else {
              break;
            }
          }

          norm = float(`+i+") * norm + float("+r+`);

          for(int k = MIN_DEPTH_BEGIN; k < MAX_DEPTH_END; ++k){
            if (k < depthBegin){
              continue;
            }
            else if (k >= depthBegin && k < depthEnd){
              float dyi = -2.0 * float(`+i+`)
                * float(`+a+`)
                * getInputImage(b ,r ,c, k) * getOutputImage(b, r, c, d)
                / norm;
              if (k == d) {
                dyi += pow(norm, -1.0 * `+a+`);
              }
              if (k == coords[3]) {
                dyi *= getDy(b, r, c, d);
                result += dyi;
              }
            }
            else {
              break;
            }
          }
      }
      setOutput(result);
      }
    `}return n}();var Zz=function(){function n(t,e,r,i,a){this.variableNames=["x"],this.outputShape=[],this.packedInputs=!0,this.packedOutput=!0;var s=e,o=t[3]-1;this.outputShape=t;var c,l="float("+r+") + float("+i+") * sum";a===.5?c="inversesqrt("+l+")":a===1?c="1.0/("+l+")":c="exp(log("+l+") * float(-"+a+"));",this.userCode=`
      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords.x;
        int r = coords.y;
        int c = coords.z;
        int d = coords.w;

        bool hasNextCol = d < `+this.outputShape[3]+`;
        bool hasNextRow = c < `+this.outputShape[2]+`;

        vec4 sum = vec4(0.);
        vec4 xFragAtOutputCoords = getX(b, r, c, d);

        vec4 xAtOutputCoords = vec4(
          getChannel(xFragAtOutputCoords, vec2(c, d)),
          hasNextCol ?
            getChannel(xFragAtOutputCoords, vec2(c, d + 1)) : 0.0,
          hasNextRow ?
            getChannel(xFragAtOutputCoords , vec2(c + 1, d)) : 0.0,
          (hasNextRow && hasNextCol) ?
            getChannel(xFragAtOutputCoords, vec2(c + 1, d + 1)) : 0.0
        );

        int firstChannel = d - `+s+`;
        vec2 cache = vec2(0.);
        if(firstChannel >= 0){
          vec4 firstChannelFrag = getX(b, r, c, firstChannel);
          cache.x = getChannel(firstChannelFrag, vec2(c, firstChannel));
            if(hasNextRow){
              cache.y = getChannel(firstChannelFrag, vec2(c + 1, firstChannel));
            }
        }

        ivec2 depth = ivec2(d, d + 1);
        for (int j = - `+s+"; j <= "+s+`; j++) {
          ivec2 idx = depth + j;
          bvec2 aboveLowerBound = greaterThanEqual(idx, ivec2(0));
          bvec2 belowUpperBound = lessThanEqual(idx, ivec2(`+o+`));

          bool depthInRange = aboveLowerBound.x && belowUpperBound.x;
          bool depthPlusOneInRange = aboveLowerBound.y && belowUpperBound.y;

          if(depthInRange || depthPlusOneInRange){
            vec4 z = vec4(0.);
            vec4 xFragAtCurrentDepth;
            z.xz = cache.xy;
            if(depthPlusOneInRange && hasNextCol){
              xFragAtCurrentDepth = idx.y != d ?
                getX(b, r, c, idx.y) : xFragAtOutputCoords;
              z.y = getChannel(xFragAtCurrentDepth, vec2(c, idx.y));
              if(hasNextRow){
                z.w = getChannel(xFragAtCurrentDepth, vec2(c + 1, idx.y));
              }
            }
            cache.xy = z.yw;
            sum += z * z;
          }
        }
        vec4 result = xAtOutputCoords * `+c+`;
        setOutput(result);
      }
    `}return n}();var Qz=function(){function n(t){this.variableNames=["dy","maxPos"],this.outputShape=t.inShape;var e=t.strideHeight,r=t.strideWidth,i=t.dilationHeight,a=t.effectiveFilterHeight,s=t.effectiveFilterWidth,o=a-1-t.padInfo.top,c=s-1-t.padInfo.left,l=a*s-1;this.userCode=`
      const ivec2 pads = ivec2(`+o+", "+c+`);

      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int d = coords[3];

        ivec2 dyRCCorner = coords.yz - pads;
        int dyRCorner = dyRCCorner.x;
        int dyCCorner = dyRCCorner.y;

        // Convolve dy(?, ?, d) with pos mask(:, :, d) to get dx(xR, xC, d).
        // ? = to be determined. : = across all values in that axis.
        float dotProd = 0.0;
        for (int wR = 0; wR < `+a+`;
          wR += `+i+`) {
          float dyR = float(dyRCorner + wR) / `+e+`.0;

          if (dyR < 0.0 || dyR >= `+t.outHeight+`.0 || fract(dyR) > 0.0) {
            continue;
          }
          int idyR = int(dyR);

          for (int wC = 0; wC < `+s+`; wC++) {
            float dyC = float(dyCCorner + wC) / `+r+`.0;

            if (dyC < 0.0 || dyC >= `+t.outWidth+`.0 ||
                fract(dyC) > 0.0) {
              continue;
            }
            int idyC = int(dyC);

            float dyValue = getDy(b, idyR, idyC, d);
            int maxPosValue = `+l+` - int(getMaxPos(b, idyR, idyC, d));

            // Get the current value, check it against the value from the
            // position matrix.
            int curPosValue = wR * `+s+` + wC;
            float mask = float(maxPosValue == curPosValue ? 1.0 : 0.0);

            dotProd += dyValue * mask;
          }
        }
        setOutput(dotProd);
      }
    `}return n}(),eP=function(){function n(t){this.variableNames=["dy","maxPos"],this.outputShape=t.inShape;var e=t.strideDepth,r=t.strideHeight,i=t.strideWidth,a=t.dilationDepth,s=t.dilationHeight,o=t.dilationWidth,c=t.effectiveFilterDepth,l=t.effectiveFilterHeight,u=t.effectiveFilterWidth,h=c-1-t.padInfo.front,d=l-1-t.padInfo.top,p=u-1-t.padInfo.left,f=c*l*u-1;this.userCode=`
      const ivec3 pads = ivec3(`+h+", "+d+", "+p+`);

      void main() {
        ivec5 coords = getOutputCoords();
        int batch = coords.x;
        int ch = coords.u;

        ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads;
        int dyDCorner = dyCorner.x;
        int dyRCorner = dyCorner.y;
        int dyCCorner = dyCorner.z;

        // Convolve dy(?, ?, ?, ch) with pos mask(:, :, :, d) to get
        // dx(xD, xR, xC, ch).
        // ? = to be determined. : = across all values in that axis.
        float dotProd = 0.0;

        for (int wD = 0; wD < `+c+`;
           wD += `+a+`) {
          float dyD = float(dyDCorner + wD) / `+e+`.0;

          if (dyD < 0.0 || dyD >= `+t.outDepth+`.0 || fract(dyD) > 0.0) {
            continue;
          }
          int idyD = int(dyD);

          for (int wR = 0; wR < `+l+`;
              wR += `+s+`) {
            float dyR = float(dyRCorner + wR) / `+r+`.0;

            if (dyR < 0.0 || dyR >= `+t.outHeight+`.0 ||
                fract(dyR) > 0.0) {
              continue;
            }
            int idyR = int(dyR);

            for (int wC = 0; wC < `+u+`;
                wC += `+o+`) {
              float dyC = float(dyCCorner + wC) / `+i+`.0;

              if (dyC < 0.0 || dyC >= `+t.outWidth+`.0 ||
                  fract(dyC) > 0.0) {
                continue;
              }
              int idyC = int(dyC);

              float dyValue = getDy(batch, idyD, idyR, idyC, ch);
              int maxPosValue = `+f+` -
                  int(getMaxPos(batch, idyD, idyR, idyC, ch));

              // Get the current value, check it against the value from the
              // position matrix.
              int curPosValue =
                  wD * `+l+" * "+u+` +
                  wR * `+u+` + wC;
              float mask = float(maxPosValue == curPosValue ? 1.0 : 0.0);

              dotProd += dyValue * mask;
            }
          }
        }
        setOutput(dotProd);
      }
    `}return n}();var Bp=function(){function n(t,e,r,i,a,s,o,c){i===void 0&&(i=!1),a===void 0&&(a=!1),s===void 0&&(s=!1),o===void 0&&(o=null),c===void 0&&(c=!1),this.variableNames=["matrixA","matrixB"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=r;var l=i?t[1]:t[2],u=Math.ceil(l/2),h=i?"i * 2, rc.y":"rc.y, i * 2",d=a?"rc.z, i * 2":"i * 2, rc.z",p=i?["a.xxyy","a.zzww"]:["a.xxzz","a.yyww"],f=a?["b.xzxz","b.ywyw"]:["b.xyxy","b.zwzw"],m="",g="";o&&(c?m=`vec4 activation(vec4 a) {
          vec4 b = getPreluActivationWeightsAtOutCoords();
          `+o+`
        }`:m=`vec4 activation(vec4 x) {
          `+o+`
        }`,g="result = activation(result);");var y=s?"result += getBiasAtOutCoords();":"";s&&this.variableNames.push("bias"),c&&this.variableNames.push("preluActivationWeights");var w="rc.x",b="rc.x";t[0]<e[0]?w="int(min(float(rc.x), "+(t[0]-1)+".))":e[0]<t[0]&&(b="int(min(float(rc.x), "+(e[0]-1)+".))"),this.userCode=`
      `+m+`

      const float sharedDimension = `+u+`.0;

      vec4 dot2x2ARowBCol(ivec3 rc) {
        vec4 result = vec4(0);
        for (int i = 0; i < `+u+`; i++) {
          int batchA = `+w+`;
          int batchB = `+b+`;
          vec4 a = getMatrixA(batchA, `+h+`);
          vec4 b = getMatrixB(batchB, `+d+`);

          // These swizzled products need to be separately added.
          // See: https://github.com/tensorflow/tfjs/issues/1735
          result += (`+p[0]+" * "+f[0]+`);
          result += (`+p[1]+" * "+f[1]+`);
        }
        return result;
      }

      void main() {
        ivec3 rc = getOutputCoords();
        vec4 result = dot2x2ARowBCol(rc);

        `+y+`

        `+g+`

        setOutput(result);
      }
    `}return n}();var tP=function(){function n(t,e,r){this.variableNames=["probs"],this.outputShape=[t,r],this.userCode=`
      uniform float seed;

      void main() {
        ivec2 coords = getOutputCoords();
        int batch = coords[0];

        float r = random(seed);
        float cdf = 0.0;

        for (int i = 0; i < `+(e-1)+`; i++) {
          cdf += getProbs(batch, i);

          if (r < cdf) {
            setOutput(float(i));
            return;
          }
        }

        // If no other event happened, last event happened.
        setOutput(float(`+(e-1)+`));
      }
    `}return n.prototype.getCustomSetupFunc=function(t){var e=this;return function(r,i){e.seedLoc==null&&(e.seedLoc=r.getUniformLocation(i,"seed")),r.gl.uniform1f(e.seedLoc,t)}},n}();var nP=function(){function n(t,e,r,i){this.variableNames=["indices"],this.outputShape=[t,e],this.userCode=`
      void main() {
        ivec2 coords = getOutputCoords();
        int index = round(getIndices(coords.x));
        setOutput(mix(float(`+i+"), float("+r+`),
                      float(index == coords.y)));
      }
    `}return n}();var sP=function(){function n(t){this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0,this.outputShape=t;var e=t.length;if(e===0)this.userCode=`
        void main() {
          setOutput(vec4(getA(), 0., 0., 0.));
        }
      `;else{var r=Mt("rc",e),i=Ze(e),a=rP(e,t,r),s=iP(e,t[t.length-1],t[t.length-2],r),o=aP(t,r);this.userCode=`
        void main() {
          `+i+` rc = getOutputCoords();

          if(`+a+`) {
            setOutput(vec4(0));
          } else {
            `+s+`

            setOutput(vec4(`+o+`));
          }
        }
      `}}return n}();function oP(n,t){for(var e=[],r=0;r<=1;r++)for(var i=0;i<=1;i++){for(var a=(r===0?"r":"rp1")+", "+(i===0?"c":"cp1"),s=2;s<n;s++)a=t[t.length-1-s]+","+a;e.push(a)}return e}function rP(n,t,e){if(n===1)return"rc > "+t[0];for(var r="",i=n-2;i<n;i++)r+=e[i]+" >= "+t[i],i<n-1&&(r+="||");return r}function iP(n,t,e,r){if(n===1)return"";var i=r.slice(-2);return`
    int r = `+i[0]+`;
    int c = `+i[1]+`;
    int rp1 = r + 1;
    int cp1 = c + 1;

    bool cEdge = cp1 >= `+t+`;
    bool rEdge = rp1 >= `+e+`;
  `}function aP(n,t){var e=n.length,r=oP(e,t);return e===1?`getA(rc),
            rc + 1 >= `+n[0]+` ? 0. : getA(rc + 1),
            0, 0`:"getA("+r[0]+`),
          cEdge ? 0. : getA(`+r[1]+`),
          rEdge ? 0. : getA(`+r[2]+`),
          rEdge || cEdge ? 0. : getA(`+r[3]+")"}var cP=function(){function n(t,e,r){this.variableNames=["x"],this.outputShape=e.map(function(l,u){return l[0]+t[u]+l[1]});var i=t.length,a=Ze(i),s=e.map(function(l){return l[0]}).join(","),o=e.map(function(l,u){return l[0]+t[u]}).join(","),c=["coords[0]","coords[1]","coords[2]","coords[3]"].slice(0,i);if(i===1){this.userCode=`
        int start = `+s+`;
        int end = `+o+`;

        void main() {
          int outC = getOutputCoords();
          if (outC < start || outC >= end) {
            setOutput(float(`+r+`));
          } else {
            setOutput(getX(outC - start));
          }
        }
      `;return}this.userCode=`
      `+a+" start = "+a+"("+s+`);
      `+a+" end = "+a+"("+o+`);

      void main() {
        `+a+` outC = getOutputCoords();
        if (any(lessThan(outC, start)) || any(greaterThanEqual(outC, end))) {
          setOutput(float(`+r+`));
        } else {
          `+a+` coords = outC - start;
          setOutput(getX(`+c+`));
        }
      }
    `}return n}();var lP=function(){function n(t,e,r){this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=e.map(function(y,w){return y[0]+t[w]+y[1]});for(var i=t.length,a=Ze(i),s=e.map(function(y){return y[0]}).join(","),o=e.map(function(y,w){return y[0]+t[w]}).join(","),c=Mt("rc",i),l=Mt("source",i),u=c[i-1]+" < "+this.outputShape[i-1],h=i===1?"source":"vec2("+l.slice(-2).join()+")",d=[a+" rc = outputLoc;",c[i-1]+` += 1;
       if(`+u+`) {
      `,i===1?"":`}
       rc = outputLoc;
       `+c[i-2]+` += 1;
       if(`+c[i-2]+" < "+this.outputShape[i-2]+") {",i===1?"":"  "+c[i-1]+` += 1;
         if(`+u+") {"],p=i===1?"rc < start || rc >= end":"any(lessThan(rc, start)) || any(greaterThanEqual(rc, end))",f="",m=0,g=i===1?2:4;m<g;m++)f+=`
        `+d[m]+`
        if (`+p+`) {
          result[`+m+"] = float("+r+`);
        } else {
          `+a+` source = rc - start;
          result[`+m+"] = getChannel(getX("+l.join()+"), "+h+`);
        }
      `;f+=i===1?"} ":"}}",this.userCode=`
      const `+a+" start = "+a+"("+s+`);
      const `+a+" end = "+a+"("+o+`);

      void main() {
        `+a+` outputLoc = getOutputCoords();
        vec4 result = vec4(0.);
        `+f+`
        setOutput(result);
      }
    `}return n}();var Os=function(){function n(t,e,r,i,a){if(i===void 0&&(i=!1),a===void 0&&(a=!1),this.variableNames=["x"],e==="avg"&&r)throw new Error("Cannot compute positions for average pool.");var s=t.filterWidth,o=t.strideHeight,c=t.strideWidth,l=t.dilationHeight,u=t.dilationWidth,h=t.effectiveFilterHeight,d=t.effectiveFilterWidth,p=t.padInfo.top,f=t.padInfo.left;this.outputShape=t.outShape;var m=e==="avg",g="((batch  * "+t.inHeight+" + xR) * "+t.inWidth+" + xC) * "+t.inChannels+" + d",y="(xR * "+t.inWidth+" + xC) * "+t.inChannels+" + d",w="0.0";if(m||(w="-1.0 / 1e-20"),r){var b=">=";this.userCode=`
        const ivec2 strides = ivec2(`+o+", "+c+`);
        const ivec2 pads = ivec2(`+p+", "+f+`);

        void main() {
          ivec4 coords = getOutputCoords();
          int batch = coords[0];
          int d = coords[3];

          ivec2 xRCCorner = coords.yz * strides - pads;
          int xRCorner = xRCCorner.x;
          int xCCorner = xRCCorner.y;

          // max/min x(?, ?, d) to get y(yR, yC, d).
          // ? = to be determined
          float minMaxValue = 0.0;
          float minMaxValueFound = 0.0;
          int minMaxPosition = 0;
          float avgValue = 0.0;

          for (int wR = 0; wR < `+h+`;
              wR += `+l+`) {
            int xR = xRCorner + wR;

            if (xR < 0 || xR >= `+t.inHeight+`) {
              continue;
            }

            for (int wC = 0; wC < `+d+`;
                wC += `+u+`) {
              int xC = xCCorner + wC;

              if (xC < 0 || xC >= `+t.inWidth+`) {
                continue;
              }

              float value = getX(batch, xR, xC, d);

              // If a min / max value has already been found, use it. If not,
              // use the current value.
              float currMinMaxValue = mix(
                  value, minMaxValue, minMaxValueFound);
              if (value `+b+` currMinMaxValue) {
                minMaxValue = value;
                minMaxValueFound = 1.0;
                minMaxPosition = `+(i?a?g:y:"wR * "+d+" + wC")+`;
              }
            }
          }
          setOutput(float(minMaxPosition));
        }
      `;return}var S="max",x=e+"("+e+"("+e+"(minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])";e==="avg"&&(x="avgValue / count");var N=Math.floor(s/4)*4,I=s%4,C=`
      if (`+m+`) {
        avgValue += dot(values, ones);
      } else {
        minMaxValue = `+S+`(values, minMaxValue);
      }
    `;this.userCode=`
      const ivec2 strides = ivec2(`+o+", "+c+`);
      const ivec2 pads = ivec2(`+p+", "+f+`);
      const float initializationValue = `+w+`;
      const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);

      float count = 0.0;

      float getValue(int batch, int xR, int xC, int d) {
        if (xC < 0 || xC >= `+t.inWidth+`) {
          return initializationValue;
        }
        count += 1.0;
        return getX(batch, xR, xC, d);
      }

      void main() {
        ivec4 coords = getOutputCoords();
        int batch = coords[0];
        int d = coords[3];

        ivec2 xRCCorner = coords.yz * strides - pads;
        int xRCorner = xRCCorner.x;
        int xCCorner = xRCCorner.y;

        // max/min x(?, ?, d) to get y(yR, yC, d).
        // ? = to be determined
        vec4 minMaxValue = vec4(`+w+`);
        float avgValue = 0.0;
        count = 0.0;

        for (int wR = 0; wR < `+h+`;
            wR += `+l+`) {
          int xR = xRCorner + wR;

          if (xR < 0 || xR >= `+t.inHeight+`) {
            continue;
          }

          for (int wC = 0; wC < `+N+`; wC += 4) {
            int xC = xCCorner + wC * `+u+`;

            vec4 values = vec4(
              getValue(batch, xR, xC, d),
              getValue(batch, xR, xC + `+u+`, d),
              getValue(batch, xR, xC + 2 * `+u+`, d),
              getValue(batch, xR, xC + 3 * `+u+`, d)
            );

            `+C+`
          }

          int xC = xCCorner + `+N+`;
          if (`+(I===1)+`) {
            vec4 values = vec4(
              getValue(batch, xR, xC, d),
              initializationValue,
              initializationValue,
              initializationValue
            );

            `+C+`
          } else if (`+(I===2)+`) {
            vec4 values = vec4(
              getValue(batch, xR, xC, d),
              getValue(batch, xR, xC + `+u+`, d),
              initializationValue,
              initializationValue
            );

            `+C+`
          } else if (`+(I===3)+`) {
            vec4 values = vec4(
              getValue(batch, xR, xC, d),
              getValue(batch, xR, xC + `+u+`, d),
              getValue(batch, xR, xC + 2 * `+u+`, d),
              initializationValue
            );

            `+C+`
          }
        }
        setOutput(`+x+`);
      }
    `}return n}(),zp=function(){function n(t,e,r,i,a){if(i===void 0&&(i=!1),a===void 0&&(a=!1),this.variableNames=["x"],e==="avg"&&r)throw new Error("Cannot compute positions for average pool.");var s=t.filterWidth,o=t.strideDepth,c=t.strideHeight,l=t.strideWidth,u=t.dilationDepth,h=t.dilationHeight,d=t.dilationWidth,p=t.effectiveFilterDepth,f=t.effectiveFilterHeight,m=t.effectiveFilterWidth,g=t.padInfo.front,y=t.padInfo.top,w=t.padInfo.left;this.outputShape=t.outShape;var b=e==="avg",S="0.0";if(b||(S="-1.0 / 1e-20"),r){var x=">=";this.userCode=`
        const ivec3 strides =
            ivec3(`+o+", "+c+", "+l+`);
        const ivec3 pads = ivec3(`+g+", "+y+", "+w+`);

        void main() {
          ivec5 coords = getOutputCoords();
          int batch = coords.x;
          int ch = coords.u;

          ivec3 xCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads;
          int xDCorner = xCorner.x;
          int xRCorner = xCorner.y;
          int xCCorner = xCorner.z;

          // max/min x(?, ?, ?, ch) to get y(yD, yR, yC, ch).
          // ? = to be determined
          float minMaxValue = 0.0;
          float minMaxValueFound = 0.0;
          int minMaxPosition = 0;

          for (int wD = 0; wD < `+p+`;
              wD += `+u+`) {
            int xD = xDCorner + wD;

            if (xD < 0 || xD >= `+t.inDepth+`) {
              continue;
            }

            for (int wR = 0; wR < `+f+`;
                wR += `+h+`) {
              int xR = xRCorner + wR;

              if (xR < 0 || xR >= `+t.inHeight+`) {
                continue;
              }

              for (int wC = 0; wC < `+m+`;
                  wC += `+d+`) {
                int xC = xCCorner + wC;

                if (xC < 0 || xC >= `+t.inWidth+`) {
                  continue;
                }

                float value = getX(batch, xD, xR, xC, ch);

                // If a min / max value has already been found, use it. If not,
                // use the current value.
                float currMinMaxValue = mix(
                    value, minMaxValue, minMaxValueFound);
                if (value `+x+` currMinMaxValue) {
                  minMaxValue = value;
                  minMaxValueFound = 1.0;
                  minMaxPosition = `+(i?a?"(((batch * "+t.inDepth+" + xD) * "+t.inHeight+" + xR) * "+t.inWidth+" + xC) * "+t.inChannels+" + ch":"((xD * "+t.inHeight+" + xR) * "+t.inWidth+" + xC) * "+t.inChannels+" + ch":"wD * "+f+" * "+m+` +
                      wR * `+m+" + wC")+`;
                }
              }
            }
          }
          setOutput(float(minMaxPosition));
        }
      `;return}var N="max",I=e+"("+e+"("+e+"(minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])";e==="avg"&&(I="avgValue / count");var C=Math.floor(s/4)*4,O=s%4,D=`
      if (`+b+`) {
        avgValue += dot(values, ones);
      } else {
        minMaxValue = `+N+`(values, minMaxValue);
      }
    `;this.userCode=`
      const ivec3 strides =
        ivec3(`+o+", "+c+", "+l+`);
      const ivec3 pads = ivec3(`+g+", "+y+", "+w+`);
      const float initializationValue = `+S+`;
      const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);

      float count = 0.0;

      float getValue(int batch, int xD, int xR, int xC, int ch) {
        if (xC < 0 || xC >= `+t.inWidth+`) {
          return initializationValue;
        }
        count += 1.0;
        return getX(batch, xD, xR, xC, ch);
      }

      void main() {
        ivec5 coords = getOutputCoords();
        int batch = coords.x;
        int ch = coords.u;

        ivec3 xCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads;
        int xDCorner = xCorner.x;
        int xRCorner = xCorner.y;
        int xCCorner = xCorner.z;

        // max/min x(?, ?, ?, d) to get y(yD, yR, yC, ch).
        // ? = to be determined
        vec4 minMaxValue = vec4(`+S+`);
        float avgValue = 0.0;
        count = 0.0;

        for (int wD = 0; wD < `+p+`;
            wD += `+u+`) {
          int xD = xDCorner + wD;

          if (xD < 0 || xD >= `+t.inDepth+`) {
            continue;
          }

          for (int wR = 0; wR < `+f+`;
            wR += `+h+`) {
            int xR = xRCorner + wR;

            if (xR < 0 || xR >= `+t.inHeight+`) {
              continue;
            }

            for (int wC = 0; wC < `+C+`; wC += 4) {
              int xC = xCCorner + wC * `+d+`;

              vec4 values = vec4(
                getValue(batch, xD, xR, xC, ch),
                getValue(batch, xD, xR, xC + `+d+`, ch),
                getValue(batch, xD, xR, xC + 2 * `+d+`, ch),
                getValue(batch, xD, xR, xC + 3 * `+d+`, ch)
              );

              `+D+`
            }

            int xC = xCCorner + `+C+`;
            if (`+(O===1)+`) {
              vec4 values = vec4(
                getValue(batch, xD, xR, xC, ch),
                initializationValue,
                initializationValue,
                initializationValue
              );

              `+D+`
            } else if (`+(O===2)+`) {
              vec4 values = vec4(
                getValue(batch, xD, xR, xC, ch),
                getValue(batch, xD, xR, xC + `+d+`, ch),
                initializationValue,
                initializationValue
              );

              `+D+`
            } else if (`+(O===3)+`) {
              vec4 values = vec4(
                getValue(batch, xD, xR, xC, ch),
                getValue(batch, xD, xR, xC + `+d+`, ch),
                getValue(batch, xD, xR, xC + 2 * `+d+`, ch),
                initializationValue
              );

              `+D+`
            }
          }
          setOutput(`+I+`);
        }
      }
    `}return n}();var V2=function(){function n(t,e){this.variableNames=["x"];var r=t.windowSize,i=t.batchSize,a=t.inSize,s=t.outSize;this.outputShape=[i,s];var o="0.0",c="";e==="prod"?o="1.0":e==="min"?(o="1.0 / 1e-20",c="min"):e==="max"&&(o="-1.0 / 1e-20",c="max");var l=e+"("+e+"("+e+"(minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])";e==="sum"?l="sumValue":e==="prod"?l="prodValue":e==="all"?l="allValue":e==="any"&&(l="anyValue");var u=Math.floor(r/4)*4,h=r%4,d=`
      if (`+(e==="sum")+`) {
        sumValue += dot(values, ones);
      } else if (`+(e==="prod")+`) {
        vec2 tmp = vec2(values[0], values[1]) * vec2(values[2], values[3]);
        prodValue *= tmp[0] * tmp[1];
      } else {
        minMaxValue = `+c+`(values, minMaxValue);
      }
    `,p="vec4";e==="all"?(o="1.0",d=`
        bool reducedAllValue = all(values);
        float floatedReducedAllValue = float(reducedAllValue);
        allValue = float(allValue >= 1.0 && floatedReducedAllValue >= 1.0);
      `,p="bvec4"):e==="any"&&(o="0.0",d=`
        bool reducedAnyValue = any(values);
        float floatedReducedAnyValue = float(reducedAnyValue);
        anyValue = float(anyValue >= 1.0 || floatedReducedAnyValue >= 1.0);
      `,p="bvec4");var f="";a%r>0&&(f=`
        if (inIdx < 0 || inIdx >= `+a+`) {
          return initializationValue;
        }
      `),this.userCode=`
      const float initializationValue = `+o+`;
      const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);

      float getValue(int batch, int inIdx) {
        `+f+`
        return getX(batch, inIdx);
      }

      void main() {
        ivec2 coords = getOutputCoords();
        int batch = coords[0];
        int outIdx = coords[1];
        int inOffset = outIdx * `+r+`;

        vec4 minMaxValue = vec4(`+o+`);
        float prodValue = 1.0;
        float sumValue = 0.0;
        float allValue = 1.0;
        float anyValue = 0.0;

        for (int i = 0; i < `+u+`; i += 4) {
          int inIdx = inOffset + i;
          `+p+" values = "+p+`(
            getValue(batch, inIdx),
            getValue(batch, inIdx + 1),
            getValue(batch, inIdx + 2),
            getValue(batch, inIdx + 3)
          );

          `+d+`
        }

        int inIdx = inOffset + `+u+`;
        if (`+(h===1)+`) {
          `+p+" values = "+p+`(
            getValue(batch, inIdx),
            initializationValue,
            initializationValue,
            initializationValue
          );

          `+d+`
        } else if (`+(h===2)+`) {
          `+p+" values = "+p+`(
            getValue(batch, inIdx),
            getValue(batch, inIdx + 1),
            initializationValue,
            initializationValue
          );

          `+d+`
        } else if (`+(h===3)+`) {
          `+p+" values = "+p+`(
            getValue(batch, inIdx),
            getValue(batch, inIdx + 1),
            getValue(batch, inIdx + 2),
            initializationValue
          );

          `+d+`
        }
        setOutput(`+l+`);
      }
    `}return n}();var q2=function(){function n(t,e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t;for(var r="",i=0;i<4;i++){var a="thisRC = rc;";i%2===1&&(a+="thisRC.z += 1;"),i>1&&(a+="thisRC.y += 1;"),r+=`
        `+a+`
        `+(i>0?"if(thisRC.y < rows && thisRC.z < cols){":"")+`
          int flatIndex = getFlatIndex(thisRC);

          ivec3 inputRC = inputCoordsFromReshapedOutCoords(flatIndex);
          vec2 inputRCInnerDims = vec2(float(inputRC.y),float(inputRC.z));

          result[`+i+`] =
            getChannel(getA(inputRC.x, inputRC.y, inputRC.z), inputRCInnerDims);
        `+(i>0?"}":"")+`
      `}this.userCode=`
      `+uP(e)+`
      `+Ep(t)+`

      void main() {
        ivec3 rc = getOutputCoords();

        vec4 result = vec4(0.);

        ivec3 thisRC;
        int rows = `+t[1]+`;
        int cols = `+t[2]+`;

        `+r+`

        setOutput(result);
      }
    `}return n}();function uP(n){var t=_i(["r","c","d"],n);return`
    ivec3 inputCoordsFromReshapedOutCoords(int index) {
      `+t+`
      return ivec3(r, c, d);
    }
  `}var hP=function(){function n(t,e,r){this.variableNames=["dy"],this.outputShape=[],this.outputShape=e.shape;var i=e.shape,a=i[1],s=i[2],o=t.shape,c=o[1],l=o[2],u=[r&&c>1?a-1:a,r&&l>1?s-1:s],h=[r&&c>1?c-1:c,r&&l>1?l-1:l],d=u[0]/h[0],p=u[1]/h[1],f=1/d,m=1/p,g=Math.ceil(f)*2+2,y=Math.ceil(m)*2+2;this.userCode=`
      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int d = coords[3];
        int r = coords[1];
        int c = coords[2];

        float accumulator = 0.0;

        const float heightScale = float(`+d+`);
        const float widthScale = float(`+p+`);

        const float invHeightScale = float(`+f+`);
        const float invWidthScale = float(`+m+`);

        const int winHeight = int(`+g+`);
        const int winWidth = int(`+y+`);

        // Compute bounds for where in dy we will look
        float startRLerp = floor(float(r) * invHeightScale);
        int startDyR = int(startRLerp - float(winHeight / 2));

        float startCLerp = floor(float(c) * invWidthScale);
        int startDyC = int(startCLerp - float(winWidth / 2));

        // Loop over dy
        for (int dyROffset = 0; dyROffset < winHeight; dyROffset++) {
          int dyR = dyROffset + startDyR;

          // Guard against the window exceeding the bounds of dy
          if (dyR < 0 || dyR >= `+c+`) {
            continue;
          }

          for (int dyCOffset = 0; dyCOffset < winWidth; dyCOffset++) {
            int dyC = dyCOffset + startDyC;

            // Guard against the window exceeding the bounds of dy
            if (dyC < 0 || dyC >= `+l+`) {
              continue;
            }

            float dxR = float(dyR) * heightScale;
            int topDxRIndex = int(floor(dxR));
            int bottomDxRIndex = int(min(ceil(dxR), `+(a-1)+`.0));
            float dxRLerp = dxR - float(topDxRIndex);
            float inverseDxRLerp = 1.0 - dxRLerp;

            float dxC = float(dyC) * widthScale;
            int leftDxCIndex = int(floor(dxC));
            int rightDxCIndex = int(min(ceil(dxC), `+(s-1)+`.0));
            float dxCLerp = dxC - float(leftDxCIndex);
            float inverseDxCLerp = 1.0 - dxCLerp;

            if (r == topDxRIndex && c == leftDxCIndex) {
              // topLeft
              accumulator +=
                getDy(b, dyR, dyC, d) * inverseDxRLerp * inverseDxCLerp;
            }

            if (r == topDxRIndex && c == rightDxCIndex) {
              // topRight
              accumulator += getDy(b, dyR, dyC, d) * inverseDxRLerp * dxCLerp;
            }

            if (r == bottomDxRIndex && c == leftDxCIndex) {
              // bottomLeft
              accumulator += getDy(b, dyR, dyC, d) * dxRLerp * inverseDxCLerp;
            }

            if (r == bottomDxRIndex && c == rightDxCIndex) {
              // bottomRight
              accumulator += getDy(b, dyR, dyC, d) * dxRLerp * dxCLerp;
            }
          }
        }
        // End loop over dy

        setOutput(accumulator);
      }
    `}return n}();var dP=function(){function n(t,e,r,i){this.variableNames=["A"],this.outputShape=[];var a=t[0],s=t[1],o=t[2],c=t[3];this.outputShape=[a,e,r,c];var l=[i&&e>1?s-1:s,i&&r>1?o-1:o],u=[i&&e>1?e-1:e,i&&r>1?r-1:r];this.userCode=`
      const vec2 effectiveInputOverOutputRatioRC = vec2(
          `+l[0]/u[0]+`,
          `+l[1]/u[1]+`);
      const vec2 inputShapeRC = vec2(`+s+".0, "+o+`.0);

      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int d = coords[3];
        ivec2 yRC = coords.yz;

        // Fractional source index.
        vec2 sourceFracIndexRC = vec2(yRC) * effectiveInputOverOutputRatioRC;

        // Compute the four integer indices.
        ivec2 sourceFloorRC = ivec2(sourceFracIndexRC);
        ivec2 sourceCeilRC = ivec2(
          min(inputShapeRC - 1.0, ceil(sourceFracIndexRC)));

        float topLeft = getA(b, sourceFloorRC.x, sourceFloorRC.y, d);
        float bottomLeft = getA(b, sourceCeilRC.x, sourceFloorRC.y, d);
        float topRight = getA(b, sourceFloorRC.x, sourceCeilRC.y, d);
        float bottomRight = getA(b, sourceCeilRC.x, sourceCeilRC.y, d);

        vec2 fracRC = sourceFracIndexRC - vec2(sourceFloorRC);

        float top = topLeft + (topRight - topLeft) * fracRC.y;
        float bottom = bottomLeft + (bottomRight - bottomLeft) * fracRC.y;
        float newValue = top + (bottom - top) * fracRC.x;

        setOutput(newValue);
      }
    `}return n}();var pP=function(){function n(t,e,r,i){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=[];var a=t[0],s=t[1],o=t[2],c=t[3];this.outputShape=[a,e,r,c];var l=[i&&e>1?s-1:s,i&&r>1?o-1:o],u=[i&&e>1?e-1:e,i&&r>1?r-1:r];this.userCode=`
      const vec3 effectiveInputOverOutputRatioRC = vec3(
          `+l[0]/u[0]+`,
          `+l[1]/u[1]+`,
          `+l[1]/u[1]+`);
      const vec3 inputShapeRC = vec3(`+s+".0, "+o+`.0,
                                     `+o+`.0);

      float getAValue(int b, int r, int c, int d) {
        return getChannel(getA(b, r, c, d), vec2(c, d));
      }

      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int d = coords[3];
        // Calculate values for next column in yRC.z.
        ivec3 yRC = coords.yzz + ivec3(0, 0, 1);

        // Fractional source index.
        vec3 sourceFracIndexRC = vec3(yRC) * effectiveInputOverOutputRatioRC;

        // Compute the four integer indices.
        ivec3 sourceFloorRC = ivec3(sourceFracIndexRC);
        ivec3 sourceCeilRC = ivec3(
          min(inputShapeRC - 1.0, ceil(sourceFracIndexRC)));

        // Should we calculate next column and row elements in 2x2 packed cell.
        bool hasNextCol = d < `+(c-1)+`;
        bool hasNextRow = coords.z < `+(r-1)+`;

        // In parallel, construct four corners for all four components in
        // packed 2x2 cell.
        vec4 topLeft = vec4(
          getAValue(b, sourceFloorRC.x, sourceFloorRC.y, d),
          hasNextCol ? getAValue(b, sourceFloorRC.x, sourceFloorRC.y, d + 1)
                     : 0.0,
          hasNextRow ? getAValue(b, sourceFloorRC.x, sourceFloorRC.z, d)
                     : 0.0,
          (hasNextRow && hasNextCol) ?
            getAValue(b, sourceFloorRC.x, sourceFloorRC.z, d + 1) : 0.0);

        vec4 bottomLeft = vec4(
          getAValue(b, sourceCeilRC.x, sourceFloorRC.y, d),
          hasNextCol ? getAValue(b, sourceCeilRC.x, sourceFloorRC.y, d + 1)
                     : 0.0,
          hasNextRow ? getAValue(b, sourceCeilRC.x, sourceFloorRC.z, d)
                     : 0.0,
          (hasNextRow && hasNextCol) ?
            getAValue(b, sourceCeilRC.x, sourceFloorRC.z, d + 1) : 0.0);

        vec4 topRight = vec4(
          getAValue(b, sourceFloorRC.x, sourceCeilRC.y, d),
          hasNextCol ? getAValue(b, sourceFloorRC.x, sourceCeilRC.y, d + 1)
                     : 0.0,
          hasNextRow ? getAValue(b, sourceFloorRC.x, sourceCeilRC.z, d)
                     : 0.0,
          (hasNextRow && hasNextCol) ?
            getAValue(b, sourceFloorRC.x, sourceCeilRC.z, d + 1) : 0.0);

        vec4 bottomRight = vec4(
          getAValue(b, sourceCeilRC.x, sourceCeilRC.y, d),
          hasNextCol ? getAValue(b, sourceCeilRC.x, sourceCeilRC.y, d + 1)
                     : 0.0,
          hasNextRow ? getAValue(b, sourceCeilRC.x, sourceCeilRC.z, d)
                     : 0.0,
          (hasNextRow && hasNextCol) ?
            getAValue(b, sourceCeilRC.x, sourceCeilRC.z, d + 1) : 0.0);

        vec3 fracRC = sourceFracIndexRC - vec3(sourceFloorRC);

        vec4 top = mix(topLeft, topRight, fracRC.yyzz);
        vec4 bottom = mix(bottomLeft, bottomRight, fracRC.yyzz);
        vec4 newValue = mix(top, bottom, fracRC.x);

        setOutput(newValue);
      }
    `}return n}();var fP=function(){function n(t,e,r){this.variableNames=["dy"],this.outputShape=[],this.outputShape=e.shape;var i=e.shape,a=i[1],s=i[2],o=t.shape,c=o[1],l=o[2],u=[r&&c>1?a-1:a,r&&l>1?s-1:s],h=[r&&c>1?c-1:c,r&&l>1?l-1:l],d=u[0]/h[0],p=u[1]/h[1],f=1/d,m=1/p,g=Math.ceil(f)*2+2,y=Math.ceil(m)*2+2;this.userCode=`
      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int d = coords[3];
        int r = coords[1];
        int c = coords[2];

        float accumulator = 0.0;

        const float heightScale = float(`+d+`);
        const float widthScale = float(`+p+`);

        const float invHeightScale = float(`+f+`);
        const float invWidthScale = float(`+m+`);

        const int winHeight = int(`+g+`);
        const int winWidth = int(`+y+`);

        // Compute bounds for where in dy we will look
        float startRLerp = floor(float(r) * invHeightScale);
        int startDyR = int(floor(startRLerp - float(winHeight / 2)));

        float startCLerp = floor(float(c) * invWidthScale);
        int startDyC = int(floor(startCLerp - float(winWidth / 2)));

        // Loop over dy
        for (int dyROffset = 0; dyROffset < winHeight; dyROffset++) {
          int dyR = dyROffset + startDyR;

          // Guard against the window exceeding the bounds of dy
          if (dyR < 0 || dyR >= `+c+`) {
            continue;
          }

          for (int dyCOffset = 0; dyCOffset < winWidth; dyCOffset++) {
            int dyC = dyCOffset + startDyC;

            // Guard against the window exceeding the bounds of dy
            if (dyC < 0 || dyC >= `+l+`) {
              continue;
            }

            float sourceFracRow =
              float(`+u[0]+`) *
                (float(dyR) / float(`+h[0]+`));

            float sourceFracCol =
                float(`+u[1]+`) *
                  (float(dyC) / float(`+h[1]+`));

            int sourceNearestRow = int(min(
                float(int(`+a+`) - 1),
                `+r+` ? float(round(sourceFracRow)) :
                                  float(floor(sourceFracRow))));

            int sourceNearestCol = int(min(
                float(int(`+s+`) - 1),
                `+r+` ? float(round(sourceFracCol)) :
                                  float(floor(sourceFracCol))));

            if (r == sourceNearestRow && c == sourceNearestCol) {
              accumulator += getDy(b, dyR, dyC, d);
            }
          }
        }
        // End loop over dy

        setOutput(accumulator);
      }
    `}return n}();var mP=function(){function n(t,e,r,i){this.variableNames=["A"],this.outputShape=[];var a=t[0],s=t[1],o=t[2],c=t[3];this.outputShape=[a,e,r,c];var l=[i&&e>1?s-1:s,i&&r>1?o-1:o],u=[i&&e>1?e-1:e,i&&r>1?r-1:r],h=i?"0.5":"0.0";this.userCode=`
      const vec2 effectiveInputOverOutputRatioRC = vec2(
          `+l[0]/u[0]+`,
          `+l[1]/u[1]+`);
      const vec2 inputShapeRC = vec2(`+s+".0, "+o+`.0);

      void main() {
        ivec4 coords = getOutputCoords();
        int b = coords[0];
        int d = coords[3];
        ivec2 yRC = coords.yz;

        // Fractional source index.
        vec2 sourceFracIndexRC = vec2(yRC) * effectiveInputOverOutputRatioRC;

        // Compute the coordinators of nearest neighbor point.
        ivec2 sourceNearestRC = ivec2(
          min(inputShapeRC - 1.0, floor(sourceFracIndexRC + `+h+`)));

        float newValue = getA(b, sourceNearestRC.x, sourceNearestRC.y, d);

        setOutput(newValue);
      }
    `}return n}();var gP=function(){function n(t,e){this.variableNames=["x"];var r=t.length;if(r>4)throw new Error("WebGL backend: Reverse of rank-"+r+" tensor is not yet supported");if(this.outputShape=t,r===1){this.userCode=`
        void main() {
          int coord = getOutputCoords();
          setOutput(getX(`+t[0]+` - coord - 1));
        }
      `;return}var i=function(o){return e.indexOf(o)!==-1&&t[o]!==1?t[o]+" - coords["+o+"] - 1":"coords["+o+"]"},a=t.map(function(o,c){return i(c)}).join(","),s=Ze(r);this.userCode=`
      void main() {
        `+s+` coords = getOutputCoords();
        setOutput(getX(`+a+`));
      }
    `}return n}();var yP=function(){function n(t,e){this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0;var r=t.length;if(r>4)throw new Error("WebGL backend: Reverse of rank-"+r+" tensor is not yet supported");this.outputShape=t;var i=Mt("rc",r),a=i[r-1]+" + 1 < "+this.outputShape[r-1],s=i[r-2]+" + 1 < "+this.outputShape[r-2],o=Ze(r);r===1?this.userCode=`
        void main(){
          int rc = getOutputCoords();
          vec4 result = vec4(0.);
          result.r = getChannel(getX(`+t[0]+` - rc - 1),
            `+t[0]+` - rc - 1);
          if(`+a+`){
              result.g = getChannel(getX(`+t[0]+` - (rc  + 1) - 1),
                `+t[0]+` - (rc  + 1) - 1);
          }
          setOutput(result);
        }
      `:this.userCode=`
        void main() {
          `+o+` rc = getOutputCoords();
          vec4 result = vec4(0.);
          result.r = `+c(i.slice())+`;
          if(`+a+`){
            result.g = `+l(i.slice())+`;
          }
          if(`+s+`) {
            result.b = `+u(i.slice())+`;
            if(`+a+`) {
              result.a = `+h(i.slice())+`;
            }
          }
          setOutput(result);
        }
    `;function c(f){return d(f)}function l(f){return f[r-1]="("+f[r-1]+" + 1)",d(f)}function u(f){return f[r-2]="("+f[r-2]+" + 1)",d(f)}function h(f){return f[r-1]="("+f[r-1]+" + 1)",f[r-2]="("+f[r-2]+" + 1)",d(f)}function d(f){var m=t.map(function(w,b){return p(b,f)}),g=m.join(","),y=m.slice(-2).join(",");return"getChannel(getX("+g+"), vec2("+y+"))"}function p(f,m){return e.indexOf(f)!==-1&&t[f]!==1?t[f]+" - "+m[f]+" - 1":""+m[f]}}return n}();var G2=function(){function n(t,e,r,i,a,s,o){this.variableNames=["updates","indices","defaultValue"],this.outputShape=s;var c=Ze(a.length),l=Ze(s.length),u="";r===1?u="i":r===2&&(u="i, j");var h="getIndices("+u+")",d="";i===1?d="i":i===2&&(d="i, coords[1]");var p="getUpdates("+d+")",f=e>1?"strides[j]":"strides";this.userCode=`
        `+c+" strides = "+c+"("+a+`);

        void main() {
          `+l+` coords = getOutputCoords();
          float sum = 0.0;
          bool found = false;
          for (int i = 0; i < `+t+`; i++) {
            int flattenedIndex = 0;
            for (int j = 0; j < `+e+`; j++) {
              int index = round(`+h+`);
              flattenedIndex += index * `+f+`;
            }
            if (flattenedIndex == coords[0]) {
              sum += `+p+`;
              found = true;
            }
          }
          setOutput(mix(getDefaultValue(), sum, float(found)));
        }
      `}return n}();var vP=function(){function n(t,e){this.variableNames=["x","segmentIds"];var r=t.windowSize,i=t.batchSize,a=t.inSize,s=t.numSegments,o=s*Math.ceil(a/r);this.outputShape=[i,o];var c="0.0",l="sumValue",u=Math.floor(r/4)*4,h=r%4,d=`
        sumValue += dot(values, segFilter);
    `,p="";a%r>0&&(p=`
        if (inIdx < 0 || inIdx >= `+a+`) {
          return initializationValue;
        }
      `);var f="";a%r>0&&(f=`
        if (inIdx < 0 || inIdx >= `+a+`) {
          return -1.0;
        }
      `),this.userCode=`
      const float initializationValue = `+c+`;

      float getValue(int batch, int inIdx) {
        `+p+`
        return getX(batch, inIdx);
      }

      float getSegmentIdAtIndex(int inIdx) {
        `+f+`
        return getSegmentIds(inIdx);
      }

      void main() {
        ivec2 coords = getOutputCoords();
        int batch = coords[0];
        int outIdx = coords[1];
        int inOffset = int(floor(float(outIdx) / float(
          `+s+")) * float("+r+`));
        int currentSeg = int(mod(float(outIdx), float(`+s+`)));

        float sumValue = 0.0;

        for (int i = 0; i < `+u+`; i += 4) {
          int inIdx = inOffset + i;
          vec4 values = vec4(
            getValue(batch, inIdx),
            getValue(batch, inIdx + 1),
            getValue(batch, inIdx + 2),
            getValue(batch, inIdx + 3)
          );

          vec4 segFilter = vec4(
            int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,
            int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0,
            int(getSegmentIdAtIndex(inIdx + 2)) == currentSeg ? 1 : 0,
            int(getSegmentIdAtIndex(inIdx + 3)) == currentSeg ? 1 : 0
          );

          `+d+`
        }

        int inIdx = inOffset + `+u+`;
        if (`+(h===1)+`) {
          vec4 values = vec4(
            getValue(batch, inIdx),
            initializationValue,
            initializationValue,
            initializationValue
          );

          int inIdxSeg = int(getSegmentIdAtIndex(inIdx));

          vec4 segFilter = vec4(
            int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,
            0,
            0,
            0
          );

          `+d+`
        } else if (`+(h===2)+`) {
          vec4 values = vec4(
            getValue(batch, inIdx),
            getValue(batch, inIdx + 1),
            initializationValue,
            initializationValue
          );

          vec4 segFilter = vec4(
            int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,
            int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0,
              0,
              0
          );

          `+d+`
        } else if (`+(h===3)+`) {
          vec4 values = vec4(
            getValue(batch, inIdx),
            getValue(batch, inIdx + 1),
            getValue(batch, inIdx + 2),
            initializationValue
          );

          vec4 segFilter = vec4(
            int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,
            int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0,
            int(getSegmentIdAtIndex(inIdx + 2)) == currentSeg ? 1 : 0,
            0
          );

          `+d+`
        }
        setOutput(`+l+`);
      }
    `}return n}();var wP=function(){function n(t,e,r){this.variableNames=["c","a","b"],this.outputShape=e;var i,a;if(r>4)throw Error("Where for rank "+r+" is not yet supported");if(r===1)a="resRC",i="resRC";else{for(var s=["resRC.x","resRC.y","resRC.z","resRC.w"],o=[],c=[],l=0;l<e.length;l++)c.push(""+s[l]),l<t&&o.push(""+s[l]);i=o.join(),a=c.join()}var u=Ze(r);this.userCode=`
      void main() {
        `+u+` resRC = getOutputCoords();
        float cVal = getC(`+i+`);
        if (cVal >= 1.0) {
          setOutput(getA(`+a+`));
        } else {
          setOutput(getB(`+a+`));
        }
      }
    `}return n}();var xP=function(){function n(t){this.variableNames=["source"],this.outputShape=t,this.rank=t.length;var e=Ze(this.rank),r="uniform int start["+this.rank+"];",i=bP(this.rank),a,s=t.map(function(o,c){return"sourceLoc."+Pp[c]+" = start["+c+"] + coords."+Pp[c]+";"});a=`
        `+e+` sourceLoc;
        `+e+` coords = getOutputCoords();
        `+s.join(`
`)+`
      `,this.userCode=`
      `+r+`
      void main() {
        `+a+`
        setOutput(getSource(`+i+`));
      }
    `}return n.prototype.getCustomSetupFunc=function(t){var e=this;if(t.length!==this.rank)throw Error("The rank ("+this.rank+") of the program must match the "+("length of start ("+t.length+")"));return function(r,i){if(e.startLoc==null&&(e.startLoc=r.getUniformLocationNoThrow(i,"start"),e.startLoc==null))return;r.gl.uniform1iv(e.startLoc,t)}},n}(),Pp=["x","y","z","w","u","v"];function bP(n){if(n===1)return"sourceLoc";if(n<=6)return Pp.slice(0,n).map(function(t){return"sourceLoc."+t}).join(",");throw Error("Slicing for rank "+n+" is not yet supported")}var SP=function(){function n(t){this.variableNames=["source"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t,this.rank=t.length;var e=Ze(this.rank),r=Mt("coords",this.rank),i=Mt("sourceLoc",this.rank),a=this.rank===1?"sourceLoc":"vec2("+i.slice(-2).join()+")",s="getChannel(getSource("+i.join()+"), "+a+")",o=`
      result.x = `+s+`;
      if (++`+r[this.rank-1]+" < "+t[this.rank-1]+`) {
        ++`+i[this.rank-1]+`;
        result.y = `+s+`;
        --`+i[this.rank-1]+`;
      }
    `,c=this.rank===1?"":`
      --`+r[this.rank-1]+`;
      if (++`+r[this.rank-2]+" < "+t[this.rank-2]+`) {
        ++`+i[this.rank-2]+`;
        result.z = `+s+`;
        if (++`+r[this.rank-1]+" < "+t[this.rank-1]+`) {
          ++`+i[this.rank-1]+`;
          result.w = `+s+`;
        }
      }
    `,l=this.rank<=4?`sourceLoc = coords +
            `+e+"("+t.map(function(u,h){return"start["+h+"]"}).join()+");":t.map(function(u,h){return i[h]+" = "+r[h]+" + start["+h+"];"}).join(`
`);this.userCode=`
      uniform int start[`+this.rank+`];
      void main() {
        `+e+` coords = getOutputCoords();
        `+e+` sourceLoc;
        `+l+`
        vec4 result = vec4(0.);
        `+o+`
        `+c+`
        setOutput(result);
      }
    `}return n.prototype.getCustomSetupFunc=function(t){var e=this;if(t.length!==this.rank)throw Error("The rank ("+this.rank+") of the program must match the "+("length of start ("+t.length+")"));return function(r,i){if(e.startLoc==null&&(e.startLoc=r.getUniformLocationNoThrow(i,"start"),e.startLoc==null))return;r.gl.uniform1iv(e.startLoc,t)}},n}();var LP=function(){function n(t,e,r){this.variableNames=["x"],this.outputShape=r;var i=r.length,a=Ze(r.length),s=Ze(r.length),o="";if(i===1)o="coords * strides + begin";else{var c=0;o=r.map(function(l,u){return c++,r.length===1?"coords * strides["+u+"] + begin["+u+"]":"coords["+(c-1)+"] * strides["+u+"] + begin["+u+"]"}).join(",")}this.userCode=`
      `+a+" begin = "+a+"("+t+`);
      `+a+" strides = "+a+"("+e+`);

      void main() {
        `+s+` coords = getOutputCoords();
        setOutput(getX(`+o+`));
      }
    `}return n}();var IP=function(){function n(t){this.gpgpu=t,this.numUsedTextures=0,this.numFreeTextures=0,this._numBytesAllocated=0,this._numBytesFree=0,this.freeTextures={},this.logEnabled=!1,this.usedTextures={}}return n.prototype.acquireTexture=function(t,e,r){var i=j2(e,r),a=K2(t,i,r);a in this.freeTextures||(this.freeTextures[a]=[]),a in this.usedTextures||(this.usedTextures[a]=[]);var s=Y2(t,i,this.gpgpu.gl,this.gpgpu.textureConfig,r);if(this.freeTextures[a].length>0){this.numFreeTextures--,this.numUsedTextures++,this._numBytesFree-=s,this.log();var o=this.freeTextures[a].shift();return this.usedTextures[a].push(o),o}var c;return i===Ft.PACKED_2X2_FLOAT32?c=this.gpgpu.createPackedMatrixTexture(t[0],t[1]):i===Ft.PACKED_2X2_FLOAT16?c=this.gpgpu.createFloat16PackedMatrixTexture(t[0],t[1]):i===Ft.UNPACKED_FLOAT32?c=this.gpgpu.createFloat32MatrixTexture(t[0],t[1]):i===Ft.UNPACKED_FLOAT16?c=this.gpgpu.createFloat16MatrixTexture(t[0],t[1]):i===Ft.PACKED_4X1_UNSIGNED_BYTE&&(c=this.gpgpu.createUnsignedBytesMatrixTexture(t[0],t[1])),this.usedTextures[a].push(c),this.numUsedTextures++,this._numBytesAllocated+=s,this.log(),c},n.prototype.releaseTexture=function(t,e,r,i){if(this.freeTextures==null)return;var a=j2(r,i),s=K2(e,a,i);s in this.freeTextures||(this.freeTextures[s]=[]);var o=Y2(e,a,this.gpgpu.gl,this.gpgpu.textureConfig,i),c=_.env().get("WEBGL_DELETE_TEXTURE_THRESHOLD");c!==-1&&this._numBytesAllocated>c?(this.gpgpu.deleteMatrixTexture(t),this._numBytesAllocated-=o):(this.freeTextures[s].push(t),this.numFreeTextures++,this._numBytesFree+=o),this.numUsedTextures--;var l=this.usedTextures[s],u=l.indexOf(t);if(u<0)throw new Error("Cannot release a texture that was never provided by this texture manager");l.splice(u,1),this.log()},n.prototype.log=function(){if(!this.logEnabled)return;var t=this.numFreeTextures+this.numUsedTextures;console.log("Free/Used",this.numFreeTextures+" / "+this.numUsedTextures,"("+t+")");var e=this._numBytesFree/this._numBytesAllocated;console.log("Bytes allocated: "+this._numBytesAllocated),console.log("Bytes unused: "+this._numBytesFree+" ("+Math.round(100*e)+"%)")},Object.defineProperty(n.prototype,"numBytesAllocated",{get:function(){return this._numBytesAllocated},enumerable:!0,configurable:!0}),Object.defineProperty(n.prototype,"numBytesFree",{get:function(){return this._numBytesFree},enumerable:!0,configurable:!0}),n.prototype.getNumUsedTextures=function(){return this.numUsedTextures},n.prototype.getNumFreeTextures=function(){return this.numFreeTextures},n.prototype.dispose=function(){var t=this;if(this.freeTextures==null)return;for(var e in this.freeTextures)this.freeTextures[e].forEach(function(r){t.gpgpu.deleteMatrixTexture(r)});for(var e in this.usedTextures)this.usedTextures[e].forEach(function(i){t.gpgpu.deleteMatrixTexture(i)});this.freeTextures=null,this.usedTextures=null,this.numUsedTextures=0,this.numFreeTextures=0,this._numBytesAllocated=0,this._numBytesFree=0},n}();function AP(n,t){var e=n;if(t===e.R32F)return 4;if(t===e.R16F)return 2;if(t===e.RGBA32F)return 16;if(t===n.RGBA)return 16;if(t===e.RGBA16F)return 8;throw new Error("Unknown internal format "+t)}function Y2(n,t,e,r,i){var a=TP(t,r),s;if(i){var o=ga(n[0],n[1]),c=o[0],l=o[1];s=c*l}else{var u=As(n[0],n[1]),h=u[0],d=u[1];s=h*d}var p=AP(e,a);return s*p}function TP(n,t){switch(n){case Ft.PACKED_2X2_FLOAT32:return Wp(t);case Ft.PACKED_2X2_FLOAT16:return Up(t);case Ft.UNPACKED_FLOAT32:return Dp(t);case Ft.UNPACKED_FLOAT16:return kp(t);case Ft.PACKED_4X1_UNSIGNED_BYTE:return Fp(t);default:throw new Error("Unknown physical texture type "+n)}}function NP(n){return _.env().getBool("WEBGL_RENDER_FLOAT32_ENABLED")?n?Ft.PACKED_2X2_FLOAT32:Ft.UNPACKED_FLOAT32:n?Ft.PACKED_2X2_FLOAT16:Ft.UNPACKED_FLOAT16}function j2(n,t){if(n===hn.UPLOAD)return Ft.PACKED_2X2_FLOAT32;if(n===hn.RENDER||n==null)return NP(t);if(n===hn.DOWNLOAD||n===hn.PIXELS)return Ft.PACKED_4X1_UNSIGNED_BYTE;throw new Error("Unknown logical texture type "+n)}function K2(n,t,e){return n[0]+"_"+n[1]+"_"+t+"_"+e}var CP=function(){function n(t,e){this.variableNames=["A"];for(var r=new Array(t.length),i=0;i<r.length;i++)r[i]=t[i]*e[i];this.outputShape=r,this.rank=r.length;var a=Ze(this.rank),s=_P(t);this.userCode=`
      void main() {
        `+a+` resRC = getOutputCoords();
        setOutput(getA(`+s+`));
      }
    `}return n}();function _P(n){var t=n.length;if(t>5)throw Error("Tile for rank "+t+" is not yet supported");if(t===1)return"imod(resRC, "+n[0]+")";for(var e=["resRC.x","resRC.y","resRC.z","resRC.w","resRC.u"],r=[],i=0;i<n.length;i++)r.push("imod("+e[i]+", "+n[i]+")");return r.join()}var De=function(){function n(t,e){this.variableNames=["A"],this.outputShape=t,this.userCode=`
      float unaryOperation(float x) {
        `+e+`
      }

      void main() {
        float x = getAAtOutCoords();
        float y = unaryOperation(x);

        setOutput(y);
      }
    `}return n}(),dr="if (isnan(x)) return x;",RP="return x;",$2="return abs(x);",X2=dr+`
  return (x < 0.0) ? 0.0 : x;
`,J2=dr+`
  return (x < 0.0) ? 0.0 : min(6.0, x);
`,Z2="return (x >= 0.0) ? x : (exp(x) - 1.0);",OP=`
  // Stable and Attracting Fixed Point (0, 1) for Normalized Weights.
  // see: https://arxiv.org/abs/1706.02515
  float scaleAlpha = `+_.backend_util.SELU_SCALEALPHA+`;
  float scale = `+_.backend_util.SELU_SCALE+`;
  return (x >= 0.0) ? scale * x : scaleAlpha * (exp(x) - 1.0);
`;function EP(n){return n===void 0&&(n=0),dr+(`
    return x > 0.0 ? 1.0 : float(`+n+`);
  `)}var Q2="return -x;",ex="return ceil(x);",tx="return floor(x);",DP=`
  if (isnan(x)) { return 0.0; }
  return sign(x);
`,kP="return float(isnan(x));",FP="return float(isinf(x));",WP="return float(!isnan(x) && !isinf(x));",UP=`
  // OpenGL ES does not support round function.
  // The algorithm is based on banker's rounding.
  float base = floor(x);
  if ((x - base) < 0.5) {
    return floor(x);
  } else if ((x - base) > 0.5) {
    return ceil(x);
  } else {
    if (mod(base, 2.0) == 0.0) {
      return base;
    } else {
      return base + 1.0;
    }
  }
`,nx="return exp(x);",rx="return exp(x) - 1.0;",BP=`if (x < 0.0) return NAN;
  return log(x);`,zP="return log(1.0 + x);",PP="return sqrt(x);",MP="return inversesqrt(x);",HP="return 1.0 / (1.0 + exp(-1.0 * x));",VP=`
  float epsilon = 1.1920928955078125e-7;
  float threshold = log(epsilon) + 2.0;

  bool too_large = x > -threshold;
  bool too_small = x < threshold;

  float result;
  float exp_x = exp(x);

  if (too_large){
    result = x;
  }
  else if (too_small){
    result = exp_x;
  }
  else{
    result = log(exp_x + 1.0);
  }
  return result;
`,qP=dr+`
  if (abs(x) > 1.) {
    return NAN;
  }
  return asin(x);
`,GP=dr+`
  if (abs(x) > 1.) {
    return NAN;
  }
  return acos(x);
`,YP=dr+`
  return atan(x);
`,jP=`
  float e2x = exp(x);
  return (e2x - 1.0 / e2x) / 2.0;
`,KP=`
  float e2x = exp(-x);
  return (e2x + 1.0 / e2x) / 2.0;
`,$P=`
  float e2x = exp(-2.0 * abs(x));
  return sign(x) * (1.0 - e2x) / (1.0 + e2x);
`,XP=dr+"return log(x + sqrt(x * x + 1.0));",JP=dr+`
  if (x < 1.0) return NAN;
  return log(x + sqrt(x * x - 1.0));`,ZP=dr+`
  if ((x < -1.0) || (x > 1.0)) return NAN;
  return (log(1.0 + x) - log(1.0 - x)) / 2.0;`,QP=`
  // Error function is calculated approximately with elementary function.
  // See "Handbook of Mathematical Functions with Formulas,
  // Graphs, and Mathematical Tables", Abramowitz and Stegun.
  float p = `+_.backend_util.ERF_P+`;
  float a1 = `+_.backend_util.ERF_A1+`;
  float a2 = `+_.backend_util.ERF_A2+`;
  float a3 = `+_.backend_util.ERF_A3+`;
  float a4 = `+_.backend_util.ERF_A4+`;
  float a5 = `+_.backend_util.ERF_A5+`;

  float sign = sign(x);
  x = abs(x);
  float t = 1.0 / (1.0 + p * x);
  return sign * (1.0 - (((((a5*t + a4)*t) + a3)*t + a2)*t + a1)*t*exp(-x*x));
`,eM="return 1.0 / x;",tM="return float(!(x >= 1.0));",Lc="return x;";var nM="return x;",rM=`
  vec4 result = log(x);
  vec4 isNaN = vec4(lessThan(x, vec4(0.0)));
  result.r = isNaN.r == 1.0 ? NAN : result.r;
  result.g = isNaN.g == 1.0 ? NAN : result.g;
  result.b = isNaN.b == 1.0 ? NAN : result.b;
  result.a = isNaN.a == 1.0 ? NAN : result.a;

  return result;
`,ix=`
  vec4 result = x * vec4(greaterThanEqual(x, vec4(0.0)));
  bvec4 isNaN = isnan(x);

  result.r = isNaN.r ? x.r : result.r;
  result.g = isNaN.g ? x.g : result.g;
  result.b = isNaN.b ? x.b : result.b;
  result.a = isNaN.a ? x.a : result.a;

  return result;
`,ax=`
  vec4 result = min(x, vec4(6.)) * vec4(greaterThanEqual(x, vec4(0.0)));
  bvec4 isNaN = isnan(x);

  result.r = isNaN.r ? x.r : result.r;
  result.g = isNaN.g ? x.g : result.g;
  result.b = isNaN.b ? x.b : result.b;
  result.a = isNaN.a ? x.a : result.a;

  return result;
`,sx=`
  vec4 result;

  result.r = (x.r >= 0.0) ? x.r : (exp(x.r) - 1.0);
  result.g = (x.g >= 0.0) ? x.g : (exp(x.g) - 1.0);
  result.b = (x.b >= 0.0) ? x.b : (exp(x.b) - 1.0);
  result.a = (x.a >= 0.0) ? x.a : (exp(x.a) - 1.0);

  return result;
`,Es=function(){function n(t,e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t,this.userCode=`
      vec4 unaryOperation(vec4 x) {
        `+e+`
      }

      void main() {
        vec4 x = getAAtOutCoords();
        vec4 y = unaryOperation(x);

        setOutput(y);
      }
    `}return n}();var iM=function(){function n(t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!1,this.outputShape=t;var e=t.length,r=Mt("rc",e),i=Ze(e),a=lB(e,r),s=r.slice(-2),o=e<=1?"rc":"vec2("+s.join(",")+")";this.userCode=`
      void main() {
        `+i+` rc = getOutputCoords();
        vec4 packedInput = getA(`+a+`);

        setOutput(getChannel(packedInput, `+o+`));
      }
    `}return n}();var ox=_.backend_util.segment_util,aM=_.kernel_impls.split,sM=_.kernel_impls.tile,oM=_.kernel_impls.topkImpl,cM=_.kernel_impls.whereImpl,lM=1e-7,uM=1e-4,Ic={};function hM(n){return n in Ic||(Ic[n]={}),Ic[n]}function Ac(n,t){if(t===void 0&&(t=!1),n==="linear")return t?nM:RP;if(n==="relu")return t?ix:X2;if(n==="elu")return t?sx:Z2;if(n==="relu6")return t?ax:J2;if(n==="prelu")return t?v2:y2;throw new Error("Activation "+n+" has not been implemented for the WebGL backend.")}var dM=128,pM=600;function fM(){return _.env().global.screen==null?1024:_.env().global.screen.height*_.env().global.screen.width*window.devicePixelRatio*pM/1024/1024}var cx=1e3,lx=function(n){gU(t,n);function t(e){var r=n.call(this)||this;if(r.pendingRead=new WeakMap,r.pendingDisposal=new WeakSet,r.dataRefCount=new WeakMap,r.numBytesInGPU=0,r.uploadWaitMs=0,r.downloadWaitMs=0,r.warnedAboutMemory=!1,r.warnedAboutCPUBackend=!1,r.pendingDeletes=0,r.disposed=!1,!_.env().getBool("HAS_WEBGL"))throw new Error("WebGL is not supported on this device");if(e==null){var i=jn(_.env().getNumber("WEBGL_VERSION"));r.binaryCache=hM(_.env().getNumber("WEBGL_VERSION")),r.gpgpu=new M2(i),r.canvas=i.canvas,r.gpgpuCreatedLocally=!0}else r.gpgpu=e,r.binaryCache={},r.gpgpuCreatedLocally=!1,r.canvas=e.gl.canvas;return r.textureManager=new IP(r.gpgpu),r.numMBBeforeWarning=fM(),r.texData=new _.DataStorage(r,_.engine()),r}return t.prototype.numDataIds=function(){return this.texData.numDataIds()+(this.cpuBackend?this.cpuBackend.numDataIds():0)-this.pendingDeletes},t.prototype.write=function(e,r,i){if((_.env().getBool("WEBGL_CHECK_NUMERICAL_PROBLEMS")||_.env().getBool("DEBUG"))&&this.checkNumericalProblems(e),i==="complex64"&&e!=null)throw new Error("Cannot write to a complex64 dtype. Please use tf.complex(real, imag).");var a={};return this.texData.set(a,{shape:r,dtype:i,values:e,usage:hn.UPLOAD,refCount:1,complexParentRefCount:0}),a},t.prototype.incRef=function(e){var r=this.texData.get(e);r.refCount++},t.prototype.decRef=function(e){if(this.texData.has(e)){var r=this.texData.get(e);r.refCount--}},t.prototype.move=function(e,r,i,a){if(_.env().getBool("DEBUG")&&this.checkNumericalProblems(r),a==="complex64")throw new Error("Cannot write to a complex64 dtype. Please use tf.complex(real, imag).");this.texData.set(e,{shape:i,dtype:a,values:r,usage:hn.UPLOAD,refCount:1,complexParentRefCount:0})},t.prototype.disposeIntermediateTensorInfo=function(e){var r=e.dataId;if(this.texData.has(r)){var i=this.texData.get(r);i.refCount--,i.refCount<1&&this.disposeData(r)}},t.prototype.readSync=function(e){var r=this.texData.get(e),i=r.values,a=r.dtype,s=r.complexTensorInfos,o=r.slice,c=r.shape,l=r.isPacked;if(o!=null){var u=void 0;l?u=new Es(c,Lc):u=new De(c,Lc);var h=this.runWebGLProgram(u,[{dataId:e,shape:c,dtype:a}],a),d=this.readSync(h.dataId);return this.disposeIntermediateTensorInfo(h),d}if(i!=null)return this.convertAndCacheOnCPU(e);if(a==="string")return i;var p=this.activeTimers!=null,f;p&&(f=_.util.now());var m;if(a==="complex64"){var g=this.readSync(s.real.dataId),y=this.readSync(s.imag.dataId);m=_.backend_util.mergeRealAndImagArrays(g,y)}else m=this.getValuesFromTexture(e);return p&&(this.downloadWaitMs+=_.util.now()-f),this.convertAndCacheOnCPU(e,m)},t.prototype.read=function(e){return fc(this,void 0,void 0,function(){var r,i,a,s,o,c,l,u,h,d,p,f,m,g,y,w,b,S,x,N,I,C;return mc(this,function(O){switch(O.label){case 0:if(this.pendingRead.has(e))return r=this.pendingRead.get(e),[2,new Promise(function(D){return r.push(D)})];if(i=this.texData.get(e),a=i.values,s=i.shape,o=i.slice,c=i.dtype,l=i.complexTensorInfos,u=i.isPacked,o!=null)return h=void 0,u?h=new Es(s,Lc):h=new De(s,Lc),d=this.runWebGLProgram(h,[{dataId:e,shape:s,dtype:c}],c),p=this.read(d.dataId),this.disposeIntermediateTensorInfo(d),[2,p];if(a!=null)return[2,this.convertAndCacheOnCPU(e)];if(!_.env().getBool("WEBGL_DOWNLOAD_FLOAT_ENABLED")&&_.env().getNumber("WEBGL_VERSION")===2)throw new Error("tensor.data() with WEBGL_DOWNLOAD_FLOAT_ENABLED=false and WEBGL_VERSION=2 not yet supported.");return f=null,c!=="complex64"&&_.env().get("WEBGL_BUFFER_SUPPORTED")&&(m=this.decode(e),g=this.texData.get(m.dataId),f=(C=this.gpgpu).createBufferFromTexture.apply(C,[g.texture].concat(Ts(s)))),this.pendingRead.set(e,[]),c!=="complex64"?[4,this.gpgpu.createAndWaitForFence()]:[3,2];case 1:O.sent(),O.label=2;case 2:return c==="complex64"?[4,Promise.all([this.read(l.real.dataId),this.read(l.imag.dataId)])]:[3,4];case 3:return w=O.sent(),b=w[0],S=w[1],y=_.backend_util.mergeRealAndImagArrays(b,S),[3,5];case 4:f==null?y=this.getValuesFromTexture(e):(x=_.util.sizeFromShape(s),y=this.gpgpu.downloadFloat32MatrixFromBuffer(f,x)),O.label=5;case 5:return m!=null&&this.disposeIntermediateTensorInfo(m),N=this.convertAndCacheOnCPU(e,y),I=this.pendingRead.get(e),this.pendingRead.delete(e),I.forEach(function(D){return D(N)}),this.pendingDisposal.has(e)&&(this.pendingDisposal.delete(e),this.disposeData(e),this.pendingDeletes--),[2,N]}})})},t.prototype.checkNumericalProblems=function(e){if(e==null)return;for(var r=0;r<e.length;r++){var i=e[r];if(!Hb(i))throw _.env().getBool("WEBGL_RENDER_FLOAT32_CAPABLE")?Error("The value "+i+" cannot be represented with your current settings. Consider enabling float32 rendering: 'tf.env().set('WEBGL_RENDER_FLOAT32_ENABLED', true);'"):Error("The value "+i+" cannot be represented on this device.")}},t.prototype.getValuesFromTexture=function(e){var r,i=this.texData.get(e),a=i.shape,s=i.dtype,o=i.isPacked,c=_.util.sizeFromShape(a);if(_.env().getBool("WEBGL_DOWNLOAD_FLOAT_ENABLED")){var l=this.decode(e),u=this.texData.get(l.dataId),h=(r=this.gpgpu).downloadMatrixFromPackedTexture.apply(r,[u.texture].concat(Ts(a))).subarray(0,c);return this.disposeIntermediateTensorInfo(l),h}var d=_.env().getBool("WEBGL_PACK")&&o===!0,p=d?vc(a):a,f=d?new Uz(p):new Wz(p),m=this.runWebGLProgram(f,[{shape:p,dtype:s,dataId:e}],"float32"),g=this.texData.get(m.dataId),y=this.gpgpu.downloadByteEncodedFloatMatrixFromOutputTexture(g.texture,g.texShape[0],g.texShape[1]).subarray(0,c);return this.disposeIntermediateTensorInfo(m),y},t.prototype.time=function(e){return fc(this,void 0,void 0,function(){var r,i,a,s,o,c,l;return mc(this,function(u){switch(u.label){case 0:return r=this.activeTimers,i=[],a=!1,this.programTimersStack==null?(this.programTimersStack=i,a=!0):this.activeTimers.push(i),this.activeTimers=i,e(),s=_.util.flatten(this.activeTimers.map(function(h){return h.query})).filter(function(h){return h!=null}),o=_.util.flatten(this.activeTimers.map(function(h){return h.name})).filter(function(h){return h!=null}),this.activeTimers=r,a&&(this.programTimersStack=null),c={uploadWaitMs:this.uploadWaitMs,downloadWaitMs:this.downloadWaitMs,kernelMs:null,wallMs:null},_.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?[4,Promise.all(s)]:[3,2];case 1:return l=u.sent(),c.kernelMs=_.util.sum(l),c.getExtraProfileInfo=function(){return l.map(function(h,d){return{name:o[d],ms:h}}).map(function(h){return h.name+": "+h.ms}).join(", ")},[3,3];case 2:c.kernelMs={error:"WebGL query timers are not supported in this environment."},u.label=3;case 3:return this.uploadWaitMs=0,this.downloadWaitMs=0,[2,c]}})})},t.prototype.memory=function(){return{unreliable:!1,numBytesInGPU:this.numBytesInGPU,numBytesInGPUAllocated:this.textureManager.numBytesAllocated,numBytesInGPUFree:this.textureManager.numBytesFree}},t.prototype.startTimer=function(){return _.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?this.gpgpu.beginQuery():{startMs:_.util.now(),endMs:null}},t.prototype.endTimer=function(e){return _.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?(this.gpgpu.endQuery(),e):(e.endMs=_.util.now(),e)},t.prototype.getQueryTime=function(e){return fc(this,void 0,void 0,function(){var r;return mc(this,function(i){return _.env().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?[2,this.gpgpu.waitForQueryAndGetTime(e)]:(r=e,[2,r.endMs-r.startMs])})})},t.prototype.disposeData=function(e){if(this.pendingDisposal.has(e))return;if(this.pendingRead.has(e)){this.pendingDisposal.add(e),this.pendingDeletes++;return}if(!this.texData.has(e))return;if(this.texData.get(e).complexParentRefCount>0){this.texData.get(e).refCount--;return}this.releaseGPUData(e);var r=this.texData.get(e).complexTensorInfos;r!=null&&(this.texData.get(r.real.dataId).complexParentRefCount--,this.disposeIntermediateTensorInfo(r.real),this.texData.get(r.imag.dataId).complexParentRefCount--,this.disposeIntermediateTensorInfo(r.imag)),this.texData.delete(e)},t.prototype.releaseGPUData=function(e){var r=this.texData.get(e),i=r.texture,a=r.dtype,s=r.texShape,o=r.usage,c=r.isPacked,l=r.slice,u=l&&l.origDataId||e,h=this.dataRefCount.get(u);h>1?this.dataRefCount.set(u,h-1):(this.dataRefCount.delete(u),i!=null&&(this.numBytesInGPU-=this.computeBytes(s,a),this.textureManager.releaseTexture(i,s,o,c)));var d=this.texData.get(e);d.texture=null,d.texShape=null,d.isPacked=!1,d.slice=null},t.prototype.getTexture=function(e){return this.uploadToGPU(e),this.texData.get(e).texture},t.prototype.getDataInfo=function(e){return this.texData.get(e)},t.prototype.getCPUBackend=function(){return _.env().getBool("WEBGL_CPU_FORWARD")?(this.cpuBackend==null&&(this.cpuBackend=_.engine().findBackend("cpu")),this.cpuBackend):null},t.prototype.shouldExecuteOnCPU=function(e,r){var i=this;r===void 0&&(r=dM);var a=this.getCPUBackend();return!this.warnedAboutCPUBackend&&a==null&&(console.warn("Your application contains ops that are small enough to be executed on the CPU backend, however the CPU backend cannot be found. Consider importing the CPU backend (@tensorflow/tfjs-backend-cpu) for better performance."),this.warnedAboutCPUBackend=!0),a!=null&&e.every(function(s){return i.texData.get(s.dataId).texture==null&&_.util.sizeFromShape(s.shape)<r})},t.prototype.getGPGPUContext=function(){return this.gpgpu},t.prototype.slice=function(e,r,i){if(this.shouldExecuteOnCPU([e])){var a=rB(this.texData.get(e.dataId).values,r,i,e.shape,e.dtype);return this.makeOutput(i,e.dtype,a)}if(_.util.sizeFromShape(i)===0)return _.tensor([],i,e.dtype);var s=this.texData.get(e.dataId).isPacked,o=_.slice_util.isSliceContinous(e.shape,r,i);if(s||!o){var c=_.env().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new SP(i):new xP(i),l=c.getCustomSetupFunc(r);return this.compileAndRun(c,[e],null,l)}return this.uploadToGPU(e.dataId),this.shallowSlice(e,r,i)},t.prototype.shallowSlice=function(e,r,i){var a=this.texData.get(e.dataId),s=this.makeOutput(i,e.dtype),o=this.texData.get(s.dataId);Object.assign(o,a),o.shape=i,o.dtype=e.dtype;var c=_.slice_util.computeFlatOffset(r,e.strides);a.slice&&(c+=a.slice.flatOffset),o.slice={flatOffset:c,origDataId:a.slice&&a.slice.origDataId||e.dataId};var l=this.dataRefCount.get(o.slice.origDataId)||1;return this.dataRefCount.set(o.slice.origDataId,l+1),s},t.prototype.stridedSlice=function(e,r,i,a){var s=this,o=this.tryRunOnCpuOrThrow([e],function(){return s.cpuBackend.stridedSlice(e,r,i,a)});if(o)return o;var c=_.slice_util.computeOutShape(r,i,a);if(c.some(function(u){return u===0}))return _.tensor([],c);var l=new LP(r,a,c);return this.compileAndRun(l,[e])},t.prototype.reverse=function(e,r){var i=_.env().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new yP(e.shape,r):new gP(e.shape,r);return this.compileAndRun(i,[e])},t.prototype.neg=function(e){var r=this,i=this.tryRunOnCpuOrThrow([e],function(){return r.cpuBackend.neg(e)});if(i)return i;if(_.env().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,Q2,e.dtype);var a=new De(e.shape,Q2);return this.compileAndRun(a,[e])},t.prototype.batchMatMul=function(e,r,i,a){var s=i?e.shape[2]:e.shape[1],o=a?r.shape[1]:r.shape[2],c=i?e.shape[1]:e.shape[2],l=Math.max(e.shape[0],r.shape[0]);if((s===1||o===1)&&c>cx){i&&(e=_.transpose(e,[0,2,1])),a&&(r=_.transpose(r,[0,2,1]));var u=o===1?e:e.as3D(l,c,1),h=o===1?2:1,d=o===1?r.as3D(l,1,c):r,p=_.mul(u,d);return p.sum(h,!0)}var f=_.upcastType(e.dtype,r.dtype),m=new Bp(e.shape,r.shape,[l,s,o],i,a);return this.compileAndRun(m,[e,r],f)},t.prototype.fusedBatchMatMul=function(e){var r=e.a,i=e.b,a=e.transposeA,s=e.transposeB,o=e.bias,c=e.activation,l=e.preluActivationWeights,u=a?r.shape[2]:r.shape[1],h=s?i.shape[1]:i.shape[2],d=Math.max(r.shape[0],i.shape[0]),p=_.upcastType(r.dtype,i.dtype),f=o!=null,m=l!=null,g=c?Ac(c,!0):null,y=new Bp(r.shape,i.shape,[d,u,h],a,s,f,g,m),w=[r,i];return o&&w.push(o),l&&w.push(l),this.compileAndRun(y,w,p)},t.prototype.localResponseNormalization4D=function(e,r,i,a,s){var o=_.env().getBool("WEBGL_PACK_NORMALIZATION")?new Zz(e.shape,r,i,a,s):new Xz(e.shape,r,i,a,s);return this.compileAndRun(o,[e])},t.prototype.LRNGrad=function(e,r,i,a,s,o,c){var l=new Jz(r.shape,a,s,o,c);return this.compileAndRun(l,[r,i,e])},t.prototype.tile=function(e,r){if(e.dtype==="string"){var i=this.readSync(e.dataId),a=i.map(function(c){return _.util.decodeString(c)}),s=_.buffer(e.shape,e.dtype,a);return sM(s,r)}var o=new CP(e.shape,r);return this.compileAndRun(o,[e])},t.prototype.pad=function(e,r,i){var a=_.env().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new lP(e.shape,r,i):new cP(e.shape,r,i);return this.compileAndRun(a,[e])},t.prototype.gather=function(e,r,i){var a=this,s=this.tryRunOnCpuOrThrow([e,r],function(){return a.cpuBackend.gather(e,r,i)});if(s)return s;var o=new Hz(e.shape,r.size,i);return this.compileAndRun(o,[e,r])},t.prototype.batchToSpaceND=function(e,r,i){_.util.assert(e.rank<=4,function(){return"batchToSpaceND for rank > 4 with a WebGL backend not implemented yet"});var a=r.reduce(function(h,d){return h*d}),s=_.backend_util.getReshaped(e.shape,r,a),o=_.backend_util.getPermuted(s.length,r.length),c=_.backend_util.getReshapedPermuted(e.shape,r,a),l=_.backend_util.getSliceBeginCoords(i,r.length),u=_.backend_util.getSliceSize(c,i,r.length);return _.transpose(e.reshape(s),o).reshape(c).slice(l,u)},t.prototype.spaceToBatchND=function(e,r,i){_.util.assert(e.rank<=4,function(){return"spaceToBatchND for rank > 4 with a WebGL backend not implemented yet"});var a=r.reduce(function(p,f){return p*f}),s=[[0,0]];s.push.apply(s,i);for(var o=1+r.length;o<e.shape.length;++o)s.push([0,0]);var c=e.pad(s),l=_.backend_util.getReshaped(c.shape,r,a,!1),u=_.backend_util.getPermuted(l.length,r.length,!1),h=_.backend_util.getReshapedPermuted(c.shape,r,a,!1),d=_.transpose(c.reshape(l),u);return _.reshape(d,h)},t.prototype.reduce=function(e,r,i){var a=e.shape[0],s=e.shape[1],o=_.backend_util.computeOptimalWindowSize(s),c=Math.ceil(s/o),l={windowSize:o,inSize:s,batchSize:a,outSize:c},u=new V2(l,r),h=this.compileAndRun(u,[e],i);return h.shape[1]===1?h:this.reduce(h,r,i)},t.prototype.argReduce=function(e,r,i){i===void 0&&(i=null);var a=e.shape[0],s=e.shape[1];i!=null&&(a=i.shape[0],s=i.shape[1]);var o=_.backend_util.computeOptimalWindowSize(s),c={windowSize:o,inSize:s,batchSize:a,outSize:Math.ceil(s/o)},l=new cB(c,r,i==null),u=[e];i!=null&&u.push(i);var h=this.compileAndRun(l,u,"int32");return h.shape[1]===1?h:this.argReduce(e,r,h)},t.prototype.argReducePacked=function(e,r,i){i===void 0&&(i=null);var a=i!=null?i.shape:e.shape,s=a[a.length-1],o=_.backend_util.computeOptimalWindowSize(s),c=new YB(a,o,r,i==null),l=i==null?[e]:[e,i],u=this.compileAndRun(c,l,"int32");return u.rank===e.rank?this.argReducePacked(e,r,u):u},t.prototype.sum=function(e,r){_.backend_util.assertAxesAreInnerMostDims("sum",r,e.rank);var i=_.backend_util.computeOutAndReduceShapes(e.shape,r),a=i[0],s=i[1],o=_.util.sizeFromShape(s),c=e.as2D(-1,o),l=_.sumOutType(e.dtype);return this.reduce(c,"sum",l).reshape(a)},t.prototype.prod=function(e,r){var i=this,a=this.tryRunOnCpuOrThrow([e],function(){return i.cpuBackend.prod(e,r)});if(a)return a;var s=_.backend_util.computeOutAndReduceShapes(e.shape,r),o=s[0],c=s[1],l=_.util.sizeFromShape(c),u=e.as2D(-1,l),h=_.sumOutType(e.dtype);return this.reduce(u,"prod",h).reshape(o)},t.prototype.unsortedSegmentSum=function(e,r,i){var a=0,s=_.backend_util.getAxesPermutation([a],e.rank),o=e;s!=null&&(o=_.transpose(e,s),a=_.backend_util.getInnerMostAxes(1,e.rank)[0]);var c=ox.computeOutShape(o.shape,a,i),l=_.util.sizeFromShape([o.shape[a]]),u=o.as2D(-1,l),h=_.sumOutType(e.dtype),d=this.segOpCompute(u,"unsortedSegmentSum",r,h,i).reshape(c);return s!=null&&(d=_.transpose(d,_.backend_util.getUndoAxesPermutation(s))),d},t.prototype.segOpCompute=function(e,r,i,a,s){var o=e.shape[0],c=e.shape[1],l=ox.segOpComputeOptimalWindowSize(c,s),u={windowSize:l,inSize:c,batchSize:o,numSegments:s},h=new vP(u,r),d=this.compileAndRun(h,[e,i],a);return d.shape[1]===s?d:(i=_.range(0,s).tile([c/l]),this.segOpCompute(d,r,i,a,s))},t.prototype.argMinMaxReduce=function(e,r,i){var a=[r];if(_.backend_util.assertAxesAreInnerMostDims("arg"+i.charAt(0).toUpperCase()+i.slice(1),a,e.rank),!_.env().getBool("WEBGL_PACK_REDUCE")||e.rank<=2){var s=_.backend_util.computeOutAndReduceShapes(e.shape,a),o=s[0],c=s[1],l=_.util.sizeFromShape(c),u=e.as2D(-1,l);return this.argReduce(u,i).reshape(o)}return this.argReducePacked(e,i)},t.prototype.argMin=function(e,r){return this.argMinMaxReduce(e,r,"min")},t.prototype.argMax=function(e,r){return this.argMinMaxReduce(e,r,"max")},t.prototype.cumsum=function(e,r,i,a){if(r!==e.rank-1)throw new Error("WebGL cumsum shader expects an inner-most axis="+(e.rank-1)+" "+("but got axis="+r));for(var s=e.shape[r],o=e,c=0;c<=Math.ceil(Math.log2(s))-1;c++){var l=new I2(e.shape,!1,a),u=l.getCustomSetupFunc(c),h=o;o=this.compileAndRun(l,[o],o.dtype,u),h.dispose()}if(i){var l=new I2(e.shape,i,a),h=o;o=this.compileAndRun(l,[o]),h.dispose()}return o},t.prototype.equal=function(e,r){if(_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,r,hz,"bool");var i=new Bt(JB,e.shape,r.shape);return this.compileAndRun(i,[e,r],"bool")},t.prototype.less=function(e,r){var i=this,a=this.tryRunOnCpuOrThrow([e,r],function(){return i.cpuBackend.less(e,r)});if(a)return a;if(_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,r,dz,"bool");var s=new Bt(ZB,e.shape,r.shape);return this.compileAndRun(s,[e,r],"bool")},t.prototype.lessEqual=function(e,r){if(_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,r,pz,"bool");var i=new Bt(QB,e.shape,r.shape);return this.compileAndRun(i,[e,r],"bool")},t.prototype.greater=function(e,r){var i=this,a=this.tryRunOnCpuOrThrow([e,r],function(){return i.cpuBackend.greater(e,r)});if(a)return a;if(_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,r,fz,"bool");var s=new Bt(ez,e.shape,r.shape);return this.compileAndRun(s,[e,r],"bool")},t.prototype.greaterEqual=function(e,r){if(_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,r,mz,"bool");var i=new Bt(tz,e.shape,r.shape);return this.compileAndRun(i,[e,r],"bool")},t.prototype.logicalNot=function(e){var r=new De(e.shape,tM);return this.compileAndRun(r,[e])},t.prototype.logicalAnd=function(e,r){if(_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,r,gz,"bool");var i=new Bt(nz,e.shape,r.shape);return this.compileAndRun(i,[e,r],"bool")},t.prototype.logicalOr=function(e,r){if(_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,r,yz,"bool");var i=new Bt(rz,e.shape,r.shape);return this.compileAndRun(i,[e,r],"bool")},t.prototype.select=function(e,r,i){var a=new wP(e.rank,r.shape,r.rank);return this.compileAndRun(a,[e,r,i],_.upcastType(r.dtype,i.dtype))},t.prototype.where=function(e){_.backend_util.warn("tf.where() in webgl locks the UI thread. Call tf.whereAsync() instead");var r=e.dataSync();return cM(e.shape,r)},t.prototype.topk=function(e,r,i){var a=e.dataSync();return oM(a,e.shape,e.dtype,r,i)},t.prototype.min=function(e,r){_.backend_util.assertAxesAreInnerMostDims("min",r,e.rank);var i=_.backend_util.computeOutAndReduceShapes(e.shape,r),a=i[0],s=i[1],o=_.util.sizeFromShape(s),c=e.as2D(-1,o);return this.reduce(c,"min",c.dtype).reshape(a)},t.prototype.minimum=function(e,r){var i=this,a=this.tryRunOnCpuOrThrow([e,r],function(){return i.cpuBackend.minimum(e,r)});if(a)return a;var s=_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new hr(wz,e.shape,r.shape):new Bt(az,e.shape,r.shape);return this.compileAndRun(s,[e,r])},t.prototype.mod=function(e,r){var i=_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new hr(bz,e.shape,r.shape):new Bt(sz,e.shape,r.shape);return this.compileAndRun(i,[e,r])},t.prototype.maximum=function(e,r){var i=this,a=this.tryRunOnCpuOrThrow([e,r],function(){return i.cpuBackend.maximum(e,r)});if(a)return a;var s=_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new hr(vz,e.shape,r.shape):new Bt(iz,e.shape,r.shape);return this.compileAndRun(s,[e,r])},t.prototype.all=function(e,r){_.backend_util.assertAxesAreInnerMostDims("all",r,e.rank);var i=_.backend_util.computeOutAndReduceShapes(e.shape,r),a=i[0],s=i[1],o=_.util.sizeFromShape(s),c=e.as2D(-1,o);return this.reduce(c,"all",c.dtype).reshape(a)},t.prototype.any=function(e,r){_.backend_util.assertAxesAreInnerMostDims("any",r,e.rank);var i=_.backend_util.computeOutAndReduceShapes(e.shape,r),a=i[0],s=i[1],o=_.util.sizeFromShape(s),c=e.as2D(-1,o);return this.reduce(c,"any",c.dtype).reshape(a)},t.prototype.floorDiv=function(e,r){var i=$B,a="int32";if(_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS"))return this.packedBinaryOp(e,r,cz,a);var s=new Bt(i,e.shape,r.shape);return this.compileAndRun(s,[e,r],a)},t.prototype.packedUnaryOp=function(e,r,i){var a=new Es(e.shape,r);return this.compileAndRun(a,[e],i)},t.prototype.packedBinaryOp=function(e,r,i,a,s){s===void 0&&(s=!1);var o=new hr(i,e.shape,r.shape,s);return this.compileAndRun(o,[e,r],a)},t.prototype.makeComplexComponentTensorInfo=function(e,r){return{dataId:r.dataId,dtype:r.dtype,shape:e.shape}},t.prototype.addN=function(e){if(e.length===1)return e[0];if(e.length>_.env().get("WEBGL_MAX_TEXTURES_IN_SHADER")){var r=Math.floor(e.length/2),i=this.addN(e.slice(0,r)),a=this.addN(e.slice(r));return this.addN([i,a])}var s=e.map(function(u){return u.dtype}).reduce(function(u,h){return _.upcastType(u,h)}),o=e.map(function(u){return u.shape}),c=_.env().getBool("WEBGL_PACK"),l=c?new oB(e[0].shape,o):new sB(e[0].shape,o);return this.compileAndRun(l,e,s)},t.prototype.pow=function(e,r){var i=_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS"),a=i?new hr(lz,e.shape,r.shape):new Bt(XB,e.shape,r.shape),s=_.upcastType(e.dtype,r.dtype);return this.compileAndRun(a,[e,r],s)},t.prototype.ceil=function(e){if(this.shouldExecuteOnCPU([e])){var r=$U(this.texData.get(e.dataId).values,e.dtype);return this.makeOutput(e.shape,e.dtype,r)}if(_.env().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,ex,e.dtype);var i=new De(e.shape,ex);return this.compileAndRun(i,[e])},t.prototype.floor=function(e){if(this.shouldExecuteOnCPU([e])){var r=ZU(this.texData.get(e.dataId).values,e.dtype);return this.makeOutput(e.shape,e.dtype,r)}if(_.env().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,tx,e.dtype);var i=new De(e.shape,tx);return this.compileAndRun(i,[e])},t.prototype.sign=function(e){var r=new De(e.shape,DP);return this.compileAndRun(r,[e])},t.prototype.isNaN=function(e){var r=new De(e.shape,kP);return this.compileAndRun(r,[e],"bool")},t.prototype.isInf=function(e){var r=new De(e.shape,FP);return this.compileAndRun(r,[e],"bool")},t.prototype.isFinite=function(e){var r=new De(e.shape,WP);return this.compileAndRun(r,[e],"bool")},t.prototype.round=function(e){var r=new De(e.shape,UP);return this.compileAndRun(r,[e])},t.prototype.exp=function(e){if(this.shouldExecuteOnCPU([e])){var r=XU(this.texData.get(e.dataId).values,e.dtype);return this.makeOutput(e.shape,e.dtype,r)}if(_.env().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,nx,e.dtype);var i=new De(e.shape,nx);return this.compileAndRun(i,[e])},t.prototype.expm1=function(e){if(this.shouldExecuteOnCPU([e])){var r=JU(this.texData.get(e.dataId).values,e.dtype);return this.makeOutput(e.shape,e.dtype,r)}if(_.env().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,rx,e.dtype);var i=new De(e.shape,rx);return this.compileAndRun(i,[e])},t.prototype.softmax=function(e,r){var i=_.util.parseAxisParam([r],e.shape),a=_.max(e,i),s=_.backend_util.expandShapeToKeepDim(a.shape,i),o=_.sub(e,a.reshape(s)),c=this.exp(o),l=this.sum(c,i).reshape(s);return _.div(c,l)},t.prototype.log=function(e){if(this.shouldExecuteOnCPU([e])){var r=QU(this.texData.get(e.dataId).values,e.dtype);return this.makeOutput(e.shape,e.dtype,r)}if(_.env().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,rM,e.dtype);var i=new De(e.shape,BP);return this.compileAndRun(i,[e])},t.prototype.log1p=function(e){var r=new De(e.shape,zP);return this.compileAndRun(r,[e])},t.prototype.sqrt=function(e){var r=new De(e.shape,PP);return this.compileAndRun(r,[e])},t.prototype.rsqrt=function(e){if(this.shouldExecuteOnCPU([e])){var r=nB(this.texData.get(e.dataId).values,e.dtype);return this.makeOutput(e.shape,e.dtype,r)}var i=new De(e.shape,MP);return this.compileAndRun(i,[e])},t.prototype.reciprocal=function(e){var r=new De(e.shape,eM);return this.compileAndRun(r,[e])},t.prototype.relu=function(e){var r;return _.env().getBool("WEBGL_PACK")?r=new Es(e.shape,ix):r=new De(e.shape,X2),this.compileAndRun(r,[e])},t.prototype.relu6=function(e){var r;return _.env().getBool("WEBGL_PACK")?r=new Es(e.shape,ax):r=new De(e.shape,J2),this.compileAndRun(r,[e])},t.prototype.prelu=function(e,r){var i=_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new hr(v2,e.shape,r.shape):new Bt(y2,e.shape,r.shape);return this.compileAndRun(i,[e,r])},t.prototype.elu=function(e){if(_.env().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,sx,e.dtype);var r=new De(e.shape,Z2);return this.compileAndRun(r,[e])},t.prototype.eluDer=function(e,r){var i=_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new hr(uz,e.shape,r.shape):new Bt(oz,e.shape,r.shape);return this.compileAndRun(i,[e,r])},t.prototype.selu=function(e){var r=new De(e.shape,OP);return this.compileAndRun(r,[e])},t.prototype.clip=function(e,r,i){var a;_.env().getBool("WEBGL_PACK_CLIP")?a=new Sz(e.shape):a=new xz(e.shape);var s=a.getCustomSetupFunc(r,i);return this.compileAndRun(a,[e],null,s)},t.prototype.abs=function(e){if(this.shouldExecuteOnCPU([e])&&e.dtype!=="complex64"){var r=jU(this.texData.get(e.dataId).values);return this.makeOutput(e.shape,e.dtype,r)}if(_.env().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,$2,e.dtype);var i=new De(e.shape,$2);return this.compileAndRun(i,[e])},t.prototype.complexAbs=function(e){var r=this.texData.get(e.dataId),i=new Lz(e.shape),a=[this.makeComplexComponentTensorInfo(e,r.complexTensorInfos.real),this.makeComplexComponentTensorInfo(e,r.complexTensorInfos.imag)];return this.compileAndRun(i,a)},t.prototype.sigmoid=function(e){var r=new De(e.shape,HP);return this.compileAndRun(r,[e])},t.prototype.softplus=function(e){var r=new De(e.shape,VP);return this.compileAndRun(r,[e])},t.prototype.asin=function(e){var r=new De(e.shape,qP);return this.compileAndRun(r,[e])},t.prototype.acos=function(e){var r=new De(e.shape,GP);return this.compileAndRun(r,[e])},t.prototype.atan=function(e){var r=new De(e.shape,YP);return this.compileAndRun(r,[e])},t.prototype.sinh=function(e){var r=new De(e.shape,jP);return this.compileAndRun(r,[e])},t.prototype.cosh=function(e){var r=new De(e.shape,KP);return this.compileAndRun(r,[e])},t.prototype.tanh=function(e){var r=new De(e.shape,$P);return this.compileAndRun(r,[e])},t.prototype.asinh=function(e){var r=new De(e.shape,XP);return this.compileAndRun(r,[e])},t.prototype.acosh=function(e){var r=new De(e.shape,JP);return this.compileAndRun(r,[e])},t.prototype.atanh=function(e){var r=new De(e.shape,ZP);return this.compileAndRun(r,[e])},t.prototype.erf=function(e){var r=new De(e.shape,QP);return this.compileAndRun(r,[e])},t.prototype.step=function(e,r){var i=new De(e.shape,EP(r));return this.compileAndRun(i,[e])},t.prototype.conv2dByMatMul=function(e,r,i,a,s,o){var c=e.shape,l=this.texData.get(e.dataId),u=i.inChannels,h=c[0]*c[1]*c[2],d=i.outChannels,p=i.dataFormat==="channelsLast",f=!1,m=!1,g=(h===1||d===1)&&u>cx,y=c[2]%2!==0&&!!l.isPacked;if(g||!_.env().getBool("WEBGL_LAZILY_UNPACK")||!_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS")||!y){var w=p?c[0]*c[1]*c[2]:c[0]*c[2]*c[3],b=_.reshape(e,[1,w,i.inChannels]),S=_.reshape(r,[1,i.inChannels,i.outChannels]),x=this.fusedBatchMatMul({a:b,b:S,transposeA:f,transposeB:m,bias:a,activation:s,preluActivationWeights:o});return _.reshape(x,i.outShape)}var N=p?c[0]*c[1]*(c[2]+1):c[0]*c[2]*(c[3]+1),I={dataId:e.dataId,shape:[1,N,i.inChannels],dtype:e.dtype},C=l.shape;l.shape=l.shape.slice(),l.shape[l.shape.length-2]++,_.util.assert(Cs(l.shape,I.shape),function(){return"packed reshape "+l.shape+" to "+I.shape+" isn't free"});var O=_.reshape(r,[1,i.inChannels,i.outChannels]),D=this.fusedBatchMatMul({a:I,b:O,transposeA:f,transposeB:m,bias:a,activation:s,preluActivationWeights:o}),F=this.texData.get(D.dataId);return _.util.assert(F.isPacked,function(){return"batchMatMul result is expected to be packed"}),l.shape=C,F.shape=i.outShape,_.engine().makeTensorFromDataId(D.dataId,i.outShape,D.dtype)},t.prototype.conv2dWithIm2Row=function(e,r,i,a,s,o){var c=i.filterWidth,l=i.filterHeight,u=i.inChannels,h=i.outWidth,d=i.outHeight,p=i.dataFormat,f=p==="channelsLast",m=c*l*u,g=d*h,y=[m,g],w=!0,b=!1,S=e.squeeze([0]),x=r.reshape([1,m,-1]),N=new $z(y,S.shape,i),I=this.compileAndRun(N,[S]).reshape([1,y[0],y[1]]),C=a!=null,O=o!=null,D=s?Ac(s,!0):null,F=new Bp(I.shape,x.shape,[1,g,i.outChannels],w,b,C,D,O),k=[I,x];a&&k.push(a),O&&k.push(o);var B=this.compileAndRun(F,k);return f?B.reshape([1,d,h,i.outChannels]):B.reshape([1,i.outChannels,d,h])},t.prototype.fusedConv2d=function(e){var r=e.input,i=e.filter,a=e.convInfo,s=e.bias,o=e.activation,c=e.preluActivationWeights;if(a.filterHeight===1&&a.filterWidth===1&&a.dilationHeight===1&&a.dilationWidth===1&&a.strideHeight===1&&a.strideWidth===1&&(a.padInfo.type==="SAME"||a.padInfo.type==="VALID"))return this.conv2dByMatMul(r,i,a,s,o,c);if(_.env().getBool("WEBGL_CONV_IM2COL")&&r.shape[0]===1)return this.conv2dWithIm2Row(r,i,a,s,o,c);var l=s!=null,u=c!=null,h=o?Ac(o,!1):null,d=new w2(a,l,h,u),p=[r,i];return s&&p.push(s),c&&p.push(c),this.compileAndRun(d,p)},t.prototype.conv2d=function(e,r,i){if(i.filterHeight===1&&i.filterWidth===1&&i.dilationHeight===1&&i.dilationWidth===1&&i.strideHeight===1&&i.strideWidth===1&&(i.padInfo.type==="SAME"||i.padInfo.type==="VALID"))return this.conv2dByMatMul(e,r,i);if(_.env().getBool("WEBGL_CONV_IM2COL")&&e.shape[0]===1)return this.conv2dWithIm2Row(e,r,i);var a=new w2(i);return this.compileAndRun(a,[e,r])},t.prototype.conv2dDerInput=function(e,r,i){var a=new Az(i);return this.compileAndRun(a,[e,r])},t.prototype.conv2dDerFilter=function(e,r,i){var a=new Iz(i);return this.compileAndRun(a,[e,r])},t.prototype.fusedDepthwiseConv2D=function(e){var r=e.input,i=e.filter,a=e.convInfo,s=e.bias,o=e.activation,c=e.preluActivationWeights,l=_.env().getBool("WEBGL_PACK_DEPTHWISECONV")&&a.strideWidth<=2&&a.outChannels/a.inChannels===1,u=o?Ac(o,l):null,h=[r,i],d=s!=null,p=c!=null;d&&h.push(s),p&&h.push(c);var f;return l?(f=new x2(a,d,u,p),this.compileAndRun(f,h)):(f=new b2(a,d,u,p),this.compileAndRun(f,h))},t.prototype.depthwiseConv2D=function(e,r,i){var a;return _.env().getBool("WEBGL_PACK_DEPTHWISECONV")&&i.strideWidth<=2&&i.outChannels/i.inChannels===1?(a=new x2(i),this.compileAndRun(a,[e,r])):(a=new b2(i),this.compileAndRun(a,[e,r]))},t.prototype.depthwiseConv2DDerInput=function(e,r,i){var a=new Cz(i);return this.compileAndRun(a,[e,r])},t.prototype.depthwiseConv2DDerFilter=function(e,r,i){var a=new _z(i);return this.compileAndRun(a,[e,r])},t.prototype.conv3d=function(e,r,i){var a=new Rz(i);return this.compileAndRun(a,[e,r])},t.prototype.conv3dDerInput=function(e,r,i){var a=new Nz(i);return this.compileAndRun(a,[e,r])},t.prototype.conv3dDerFilter=function(e,r,i){var a=new Tz(i);return this.compileAndRun(a,[e,r])},t.prototype.unstack=function(e,r){for(var i=e.shape[r],a=new Array(e.rank-1),s=0,o=0;o<e.rank;o++)o!==r&&(a[s++]=e.shape[o]);var c=new Array(e.rank).fill(0),l=e.shape.slice();l[r]=1;for(var u=new Array(i),o=0;o<u.length;o++)c[r]=o,u[o]=this.slice(e,c,l).reshape(a);return u},t.prototype.avgPool3d=function(e,r){var i=new zp(r,"avg",!1);return this.compileAndRun(i,[e],"float32")},t.prototype.avgPool3dBackprop=function(e,r,i){var a=new KB(i);return this.compileAndRun(a,[e],r.dtype)},t.prototype.maxPool3d=function(e,r){var i=new zp(r,"max",!1);return this.compileAndRun(i,[e],"float32")},t.prototype.maxPool3dBackprop=function(e,r,i,a){var s=!0,o=new zp(a,"max",s),c=this.compileAndRun(o,[r]),l=new eP(a),u=this.compileAndRun(l,[e,c],r.dtype);return c.dispose(),u},t.prototype.resizeBilinear=function(e,r,i,a){var s=_.env().getBool("WEBGL_PACK_IMAGE_OPERATIONS")?new pP(e.shape,r,i,a):new dP(e.shape,r,i,a);return this.compileAndRun(s,[e],"float32")},t.prototype.resizeBilinearBackprop=function(e,r,i){var a=new hP(e,r,i);return this.compileAndRun(a,[e])},t.prototype.resizeNearestNeighbor=function(e,r,i,a){var s=new mP(e.shape,r,i,a);return this.compileAndRun(s,[e])},t.prototype.resizeNearestNeighborBackprop=function(e,r,i){var a=new fP(e,r,i);return this.compileAndRun(a,[e])},t.prototype.multinomial=function(e,r,i,a){var s=r?e:_.softmax(e),o=s.shape[0],c=s.shape[1],l=new tP(o,c,i),u=l.getCustomSetupFunc(a);return this.compileAndRun(l,[s],"int32",u)},t.prototype.oneHot=function(e,r,i,a){var s=new nP(e.size,r,i,a);return this.compileAndRun(s,[e])},t.prototype.diag=function(e){var r=new Fz(e.size);return this.compileAndRun(r,[e])},t.prototype.cropAndResize=function(e,r,i,a,s,o){var c=new Oz(e.shape,r.shape,a,s,o);return this.compileAndRun(c,[e,r,i],"float32")},t.prototype.depthToSpace=function(e,r,i){_.util.assert(r>1,function(){return"blockSize should be > 1 for depthToSpace, but was: "+r});var a=e.shape[0],s=i==="NHWC"?e.shape[1]:e.shape[2],o=i==="NHWC"?e.shape[2]:e.shape[3],c=i==="NHWC"?e.shape[3]:e.shape[1],l=s*r,u=o*r,h=c/(r*r),d=i==="NHWC"?[a,l,u,h]:[a,h,l,u],p=new kz(d,r,i);return this.compileAndRun(p,[e])},t.prototype.split=function(e,r,i){return aM(e,r,i)},t.prototype.scatterND=function(e,r,i){var a=_.backend_util.calculateShapes(r,e,i),s=a.sliceRank,o=a.numUpdates,c=a.sliceSize,l=a.strides,u=a.outputSize,h=[u/c,c],d=e.reshape([o,s]),p=r.reshape([o,c]);if(u===0)return _.backend_util.reshapeTensor(_.tensor([]),i);var f=_.scalar(0),m=new G2(o,s,d.rank,p.rank,l,h),g=this.compileAndRun(m,[p,d,f]);return g.reshape(i)},t.prototype.sparseToDense=function(e,r,i,a){var s=_.backend_util.calculateShapes(r,e,i),o=s.sliceRank,c=s.numUpdates,l=s.strides,u=s.outputSize,h=!1,d=new G2(c,o,e.rank,r.rank,l,[u,1],h),p=this.compileAndRun(d,[r,e,a]);return p.reshape(i)},t.prototype.gatherND=function(e,r){var i=r.shape,a=i[i.length-1],s=_.backend_util.prepareAndValidate(e,r),o=s[0],c=s[1],l=s[2],u=s[3],h=r.reshape([c,a]),d=e.reshape([e.size/l,l]),p=new Vz(a,u,[c,l]),f=this.compileAndRun(p,[d,h]);return f.reshape(o)},t.prototype.fill=function(e,r,i){if(i=i||_.util.inferDtype(r),i==="string"){var a=_.util.getArrayFromDType(i,_.util.sizeFromShape(e));return a.fill(r),_.engine().makeTensor(a,e,i,this)}else{var s=new Pz(e,r),o=s.getCustomSetupFunc(r);return this.compileAndRun(s,[],i,o)}},t.prototype.onesLike=function(e){if(e.dtype==="string")throw new Error("onesLike is not supported under string dtype");return this.fill(e.shape,1,e.dtype)},t.prototype.zerosLike=function(e){return this.fill(e.shape,e.dtype==="string"?"":0,e.dtype)},t.prototype.linspace=function(e,r,i){return _.backend_util.linspaceImpl(e,r,i)},t.prototype.makeTensorInfo=function(e,r,i){var a=this.write(i,e,r);return this.texData.get(a).usage=null,{dataId:a,shape:e,dtype:r}},t.prototype.makeOutput=function(e,r,i){var a=this.makeTensorInfo(e,r,i).dataId;return _.engine().makeTensorFromDataId(a,e,r,this)},t.prototype.unpackTensor=function(e){var r=new iM(e.shape);return this.runWebGLProgram(r,[e],e.dtype)},t.prototype.packTensor=function(e){var r=new sP(e.shape),i=!0;return this.runWebGLProgram(r,[e],e.dtype,null,i)},t.prototype.packedReshape=function(e,r){var i=[Ti(e.shape)].concat(Ni(e.shape)),a={dtype:e.dtype,shape:i,dataId:e.dataId},s=[Ti(r)].concat(Ni(r)),o=new q2(s,i),c=!0,l=this.runWebGLProgram(o,[a],e.dtype,null,c);return{dataId:l.dataId,shape:r,dtype:l.dtype}},t.prototype.decode=function(e){var r=this.texData.get(e),i=r.isPacked,a=r.shape,s=r.dtype,o=vc(a),c;i?c=new Dz(o):c=new Ez(o);var l=!0,u=this.runWebGLProgram(c,[{shape:o,dtype:s,dataId:e}],s,null,l);return{dtype:s,shape:a,dataId:u.dataId}},t.prototype.runWebGLProgram=function(e,r,i,a,s){var o=this;s===void 0&&(s=!1);var c=this.makeTensorInfo(e.outputShape,i),l=this.texData.get(c.dataId);if(e.packedOutput&&(l.isPacked=!0),e.outPackingScheme===Is.DENSE){var u=Ts(e.outputShape);l.texShape=u.map(function(b){return b*2})}if(e.outTexUsage!=null&&(l.usage=e.outTexUsage),_.util.sizeFromShape(c.shape)===0)return l.values=_.util.getTypedArrayFromDType(c.dtype,0),c;var h=[],d=r.map(function(b){if(b.dtype==="complex64")throw new Error("GPGPUProgram does not support complex64 input. For complex64 dtypes, please separate the program into real and imaginary parts.");var S=o.texData.get(b.dataId);if(S.texture==null){if(!e.packedInputs&&_.util.sizeFromShape(b.shape)<=_.env().getNumber("WEBGL_SIZE_UPLOAD_UNIFORM"))return{shape:b.shape,texData:null,isUniform:!0,uniformValues:S.values};e.packedInputs&&(S.isPacked=!0,S.shape=b.shape)}else if(!!S.isPacked!==!!e.packedInputs)b=S.isPacked?o.unpackTensor(b):o.packTensor(b),h.push(b),S=o.texData.get(b.dataId);else if(S.isPacked&&!Cs(S.shape,b.shape)){var x=b,N=b.shape;b.shape=S.shape,b=o.packedReshape(b,N),h.push(b),S=o.texData.get(b.dataId),x.shape=N}return o.uploadToGPU(b.dataId),{shape:b.shape,texData:S,isUniform:!1}});this.uploadToGPU(c.dataId);var p={shape:c.shape,texData:l,isUniform:!1},f=Kz(e,d,p),m=this.getAndSaveBinary(f,function(){return Yz(o.gpgpu,e,d,p)}),g=this.activeTimers!=null,y;if(g&&(y=this.startTimer()),jz(this.gpgpu,m,d,p,a),h.forEach(function(b){return o.disposeIntermediateTensorInfo(b)}),g&&(y=this.endTimer(y),this.activeTimers.push({name:e.constructor.name,query:this.getQueryTime(y)})),!_.env().getBool("WEBGL_LAZILY_UNPACK")&&l.isPacked&&s===!1){var w=this.unpackTensor(c);return this.disposeIntermediateTensorInfo(c),w}return c},t.prototype.compileAndRun=function(e,r,i,a,s){s===void 0&&(s=!1),i=i||r[0].dtype;var o=this.runWebGLProgram(e,r,i,a,s);return _.engine().makeTensorFromDataId(o.dataId,o.shape,o.dtype)},t.prototype.getAndSaveBinary=function(e,r){return e in this.binaryCache||(this.binaryCache[e]=r()),this.binaryCache[e]},t.prototype.getTextureManager=function(){return this.textureManager},t.prototype.dispose=function(){var e=this;if(this.disposed)return;if(!_.env().getBool("IS_TEST")){var r=Object.keys(this.binaryCache);r.forEach(function(i){e.gpgpu.deleteProgram(e.binaryCache[i].webGLProgram),delete e.binaryCache[i]})}this.textureManager.dispose(),this.canvas!=null&&typeof HTMLCanvasElement!="undefined"&&this.canvas instanceof HTMLCanvasElement?this.canvas.remove():this.canvas=null,this.gpgpuCreatedLocally&&(this.gpgpu.program=null,this.gpgpu.dispose()),this.disposed=!0},t.prototype.floatPrecision=function(){var e=this;return this.floatPrecisionValue==null&&(this.floatPrecisionValue=_.tidy(function(){if(!_.env().get("WEBGL_RENDER_FLOAT32_ENABLED")){var r=_.env().getBool("DEBUG");_.env().set("DEBUG",!1);var i=e.abs(_.scalar(1e-8)).dataSync()[0];if(_.env().set("DEBUG",r),i>0)return 32}return 16})),this.floatPrecisionValue},t.prototype.epsilon=function(){return this.floatPrecision()===32?lM:uM},t.prototype.uploadToGPU=function(e){var r,i=this.texData.get(e),a=i.shape,s=i.dtype,o=i.values,c=i.texture,l=i.usage,u=i.isPacked;if(c!=null)return;var h=this.activeTimers!=null,d;h&&(d=_.util.now());var p=i.texShape;if(p==null&&(p=i2(a,u),i.texShape=p),o!=null){var f=vc(a),m=void 0,g=p[1],y=p[0],w=o instanceof Uint8Array;u?(r=ga(p[0],p[1]),g=r[0],y=r[1],m=new zz(f,[y,g],w)):m=new Bz(f,[y,g],w);var b=this.makeTensorInfo([y,g],s);w?this.texData.get(b.dataId).usage=hn.PIXELS:this.texData.get(b.dataId).usage=hn.UPLOAD,this.gpgpu.uploadDenseMatrixToTexture(this.getTexture(b.dataId),g,y,o);var S=!0,x=this.runWebGLProgram(m,[b],s,null,S),N=this.texData.get(x.dataId);i.texture=N.texture,i.texShape=N.texShape,i.isPacked=N.isPacked,i.usage=N.usage,this.disposeIntermediateTensorInfo(b),this.texData.delete(x.dataId),i.values=null,h&&(this.uploadWaitMs+=_.util.now()-d)}else{var I=this.acquireTexture(p,l,s,u);i.texture=I}},t.prototype.convertAndCacheOnCPU=function(e,r){var i=this.texData.get(e),a=i.dtype;return this.releaseGPUData(e),r!=null&&(i.values=mM(r,a)),i.values},t.prototype.acquireTexture=function(e,r,i,a){if(this.numBytesInGPU+=this.computeBytes(e,i),!this.warnedAboutMemory&&this.numBytesInGPU>this.numMBBeforeWarning*1024*1024){var s=(this.numBytesInGPU/1024/1024).toFixed(2);this.warnedAboutMemory=!0,console.warn("High memory usage in GPU: "+s+" MB, most likely due to a memory leak")}return this.textureManager.acquireTexture(e,r,a)},t.prototype.computeBytes=function(e,r){return e[0]*e[1]*_.util.bytesPerElement(r)},t.prototype.tryRunOnCpuOrThrow=function(e,r){if(this.shouldExecuteOnCPU(e))try{return r()}catch(i){if(_.env().getBool("IS_TEST"))throw new Error("CPU forwarding failed")}return null},t}(_.KernelBackend);function mM(n,t){if(t==="float32"||t==="complex64")return n;if(t==="int32"||t==="bool"){for(var e=t==="int32"?new Int32Array(n.length):new Uint8Array(n.length),r=0;r<e.length;++r)e[r]=Math.round(n[r]);return e}else throw new Error("Unknown dtype "+t)}var gM="2.7.0";function ux(){_.env().set("WEBGL_FORCE_F16_TEXTURES",!0)}_.device_util.isBrowser()&&_.registerBackend("webgl",function(){return new lx},2);var yM={forceHalfFloat:ux};function pr(n){var t=n.inputs,e=n.backend,r=t.x;return e.incRef(r.dataId),{dataId:r.dataId,shape:r.shape,dtype:r.dtype}}var vM={kernelName:_.Identity,backendName:"webgl",kernelFunc:pr};function La(n){var t=n.inputs,e=n.backend,r=t.real,i=t.imag,a=e.makeTensorInfo(r.shape,"complex64"),s=e.texData.get(a.dataId),o=pr({inputs:{x:r},backend:e}),c=e.texData.get(o.dataId);c.complexParentRefCount++;var l=pr({inputs:{x:i},backend:e}),u=e.texData.get(l.dataId);return u.complexParentRefCount++,s.complexTensorInfos={real:o,imag:l},a}var wM={kernelName:_.Complex,backendName:"webgl",kernelFunc:La};var hx="if (isnan(x)) return x;",bM=`
  if (isnan(a)) return a;
  if (isnan(b)) return b;
`,xM=`
  result.r = isNaN.r > 0. ? NAN : result.r;
  result.g = isNaN.g > 0. ? NAN : result.g;
  result.b = isNaN.b > 0. ? NAN : result.b;
  result.a = isNaN.a > 0. ? NAN : result.a;
`;function Tc(n){return function(t){var e=t.inputs,r=t.backend,i=e.x,a=r,s=new De(i.shape,n);return a.runWebGLProgram(s,[i],i.dtype)}}function Ia(n){var t=n.opSnippet,e=n.packedOpSnippet,r=n.checkOutOfBounds,i=r===void 0?!1:r,a=n.supportsComplex,s=a===void 0?!1:a,o=n.cpuKernelImpl,c=n.dtype;return function(l){var u=l.inputs,h=l.backend,d=u,p=d.a,f=d.b,m=h;if(s&&p.dtype==="complex64"){var g=m.texData.get(p.dataId),y=m.texData.get(f.dataId),w=[[g.complexTensorInfos.real,y.complexTensorInfos.real],[g.complexTensorInfos.imag,y.complexTensorInfos.imag]].map(function(V){var P=V[0],q=V[1],K={dataId:P.dataId,dtype:P.dtype,shape:p.shape},G={dataId:q.dataId,dtype:q.dtype,shape:f.shape},H=new Bt(t,p.shape,f.shape);return m.runWebGLProgram(H,[K,G],_.upcastType(P.dtype,q.dtype))}),b=w[0],S=w[1],x=La({inputs:{real:b,imag:S},backend:m});return m.disposeIntermediateTensorInfo(b),m.disposeIntermediateTensorInfo(S),x}var N=c||_.upcastType(p.dtype,f.dtype);if(m.shouldExecuteOnCPU([p,f])&&o!=null){var g=m.texData.get(p.dataId),y=m.texData.get(f.dataId),I=o(p.shape,f.shape,g.values,y.values,N),C=I[0],O=I[1],D=m.makeTensorInfo(O,N),F=m.texData.get(D.dataId);return F.values=C,D}var k=_.env().getBool("WEBGL_PACK_BINARY_OPERATIONS")&&e!=null,B;return k?B=new hr(e,p.shape,f.shape,i):B=new Bt(t,p.shape,f.shape),m.runWebGLProgram(B,[p,f],N)}}var dx="return a + b;",SM=Ia({opSnippet:dx,packedOpSnippet:dx,supportsComplex:!0,cpuKernelImpl:KU}),LM={kernelName:_.Add,backendName:"webgl",kernelFunc:SM};var IM=bM+`
  return atan(a, b);
`,AM=`
  vec4 result = atan(a, b);
  vec4 isNaN = min(vec4(isnan(a)) + vec4(isnan(b)), vec4(1.0));
  `+xM+`
  return result;
`,TM=Ia({opSnippet:IM,packedOpSnippet:AM}),NM={kernelName:_.Atan2,backendName:"webgl",kernelFunc:TM};function _M(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x;ya(i,"avgPool");var a=r.filterSize,s=r.strides,o=r.pad,c=r.dimRoundingMode,l=1;_.util.assert(_.backend_util.eitherStridesOrDilationsAreOne(s,l),function(){return"Error in avgPool: Either strides or dilations must be 1. "+("Got strides "+s+" and dilations '"+l+"'")});var u=_.backend_util.computePool2DInfo(i.shape,a,s,l,o,c);if(u.filterWidth===1&&u.filterHeight===1&&_.util.arraysEqual(u.inShape,u.outShape))return pr({inputs:{x:i},backend:e});var h=new Os(u,"avg",!1);return e.runWebGLProgram(h,[i],"float32")}var CM={kernelName:_.AvgPool,backendName:"webgl",kernelFunc:_M};function RM(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.dy,a=t.input,s=a;ya([i,a],"avgPoolBackprop");var o=r.filterSize,c=r.strides,l=r.pad,u=_.backend_util.computePool2DInfo(s.shape,o,c,1,l),h=new jB(u);return e.runWebGLProgram(h,[i],s.dtype)}var OM={kernelName:_.AvgPoolBackprop,backendName:"webgl",kernelFunc:RM};var EM=function(){function n(t,e,r,i,a,s){this.outputShape=[],this.variableNames=["x","mean","variance"],_.backend_util.assertAndGetBroadcastShape(t,e),_.backend_util.assertAndGetBroadcastShape(t,r);var o="0.0";i!=null&&(_.backend_util.assertAndGetBroadcastShape(t,i),this.variableNames.push("offset"),o="getOffsetAtOutCoords()");var c="1.0";a!=null&&(_.backend_util.assertAndGetBroadcastShape(t,a),this.variableNames.push("scale"),c="getScaleAtOutCoords()"),this.outputShape=t,this.userCode=`
      void main() {
        float x = getXAtOutCoords();
        float mean = getMeanAtOutCoords();
        float variance = getVarianceAtOutCoords();
        float offset = `+o+`;
        float scale = `+c+`;
        float inv = scale * inversesqrt(variance + float(`+s+`));
        setOutput(dot(vec3(x, -mean, offset), vec3(inv, inv, 1)));
      }
    `}return n}();var DM=function(){function n(t,e,r,i,a,s){this.packedInputs=!0,this.packedOutput=!0,this.variableNames=["x","mean","variance"],_.backend_util.assertAndGetBroadcastShape(t,e),_.backend_util.assertAndGetBroadcastShape(t,r);var o="vec4(0.0)";i!=null&&(_.backend_util.assertAndGetBroadcastShape(t,i),this.variableNames.push("offset"),o="getOffsetAtOutCoords()");var c="vec4(1.0)";a!=null&&(_.backend_util.assertAndGetBroadcastShape(t,a),this.variableNames.push("scale"),c="getScaleAtOutCoords()"),this.outputShape=t,this.userCode=`
      void main() {
        vec4 offset = `+o+`;
        vec4 scale = `+c+`;

        vec4 x = getXAtOutCoords();
        vec4 mean = getMeanAtOutCoords();
        vec4 variance = getVarianceAtOutCoords();

        vec4 inv = scale * inversesqrt(variance + vec4(`+s+`));

        setOutput((x - mean) * inv + offset);
      }
    `}return n}();var kM=function(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=t.mean,s=t.variance,o=t.offset,c=t.scale;_.util.assert(a.shape.length===s.shape.length,function(){return"Batch normalization gradient requires mean and variance to have equal ranks."}),_.util.assert(o==null||a.shape.length===o.shape.length,function(){return"Batch normalization gradient requires mean and offset to have equal ranks."}),_.util.assert(c==null||a.shape.length===c.shape.length,function(){return"Batch normalization gradient requires mean and scale to have equal ranks."});var l=r.varianceEpsilon;l==null&&(l=.001);var u=[i,a,s],h=null;o!=null&&(h=o.shape,u.push(o));var d=null;c!=null&&(d=c.shape,u.push(c));var p=_.env().getBool("WEBGL_PACK_NORMALIZATION")?new DM(i.shape,a.shape,s.shape,h,d,l):new EM(i.shape,a.shape,s.shape,h,d,l),f=e.runWebGLProgram(p,u,u[0].dtype);return f},FM={kernelName:_.FusedBatchNorm,backendName:"webgl",kernelFunc:kM};var WM="return float(a != b);",px=Ia({opSnippet:WM,dtype:"bool"}),UM={kernelName:_.NotEqual,backendName:"webgl",kernelFunc:px};function Mp(n){var t=n.inputs,e=n.backend,r=t.input,i=e.texData.get(r.dataId);return pr({inputs:{x:i.complexTensorInfos.real},backend:e})}var BM={kernelName:_.Real,backendName:"webgl",kernelFunc:Mp};var zM="return float(int(x));";function PM(n,t){var e=new De(n.shape,zM),r=t.runWebGLProgram(e,[n],"int32");return{dataId:r.dataId,shape:r.shape,dtype:r.dtype}}function Hp(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=r.dtype;if(a==="complex64"){if(i.dtype==="complex64")return pr({inputs:{x:i},backend:e});var s=_.zeros(i.shape),o=Hp({inputs:{x:i},backend:e,attrs:{dtype:"float32"}}),c=La({inputs:{real:o,imag:s},backend:e});return s.dispose(),e.disposeIntermediateTensorInfo(o),c}if(i.dtype==="complex64"){var l=Mp({inputs:{input:i},backend:e}),c=Hp({inputs:{x:l},backend:e,attrs:{dtype:a}});return e.disposeIntermediateTensorInfo(l),c}if(!_.util.hasEncodingLoss(i.dtype,a)){var c=pr({inputs:{x:i},backend:e});return{dataId:c.dataId,shape:c.shape,dtype:a}}if(a==="int32")return PM(i,e);if(a==="bool"){var u=e.makeTensorInfo([],"bool",_.util.getTypedArrayFromDType("bool",1)),h={a:i,b:u},c=px({inputs:h,backend:e});return e.disposeIntermediateTensorInfo(u),c}throw new Error("Error in Cast: failed to cast "+i.dtype+" to "+a)}var MM={kernelName:_.Cast,backendName:"webgl",kernelFunc:Hp};var HM=function(){function n(t){this.outputShape=[],this.outputShape=_.backend_util.computeOutShape(t,1),this.variableNames=t.map(function(c,l){return"T"+l});var e=new Array(t.length-1);e[0]=t[0][1];for(var r=1;r<e.length;r++)e[r]=e[r-1]+t[r][1];for(var i=["if (yC < "+e[0]+") setOutput(getT0(yR, yC));"],r=1;r<e.length;r++){var a=e[r-1];i.push("else if (yC < "+e[r]+") "+("setOutput(getT"+r+"(yR, yC-"+a+"));"))}var s=e.length,o=e[e.length-1];i.push("else setOutput(getT"+s+"(yR, yC-"+o+"));"),this.userCode=`
      void main() {
        ivec2 coords = getOutputCoords();
        int yR = coords.x;
        int yC = coords.y;

        `+i.join(`
        `)+`
      }
    `}return n}();var VM=function(){function n(t,e){this.packedInputs=!0,this.packedOutput=!0,this.outputShape=[],this.outputShape=_.backend_util.computeOutShape(t,e);var r=this.outputShape,i=r.length,a=Ze(i),s=Mt("coords",i),o=["x","y","z","w","u","v"].slice(0,i);this.variableNames=t.map(function(y,w){return"T"+w});var c=new Array(t.length-1);c[0]=t[0][e];for(var l=1;l<c.length;l++)c[l]=c[l-1]+t[l][e];for(var u=o[e],h=o.slice(-2),d=o.join(),p="if ("+u+" < "+c[0]+`) {
        return getChannel(
            getT0(`+d+"), vec2("+h.join()+`));
        }`,l=1;l<c.length;l++){var f=c[l-1];p+=`
        if (`+u+" < "+c[l]+"  && "+u+" >= "+c[l-1]+`) {
          return getChannel(
            getT`+l+"("+Nc(o,u,f)+`),
            vec2(`+Nc(h,u,f)+`));
        }`}var m=c.length,g=c[c.length-1];p+=`
        return getChannel(
          getT`+m+"("+Nc(o,u,g)+`),
          vec2(`+Nc(h,u,g)+"));",this.userCode=`
      float getValue(`+o.map(function(y){return"int "+y})+`) {
        `+p+`
      }

      void main() {
        `+a+` coords = getOutputCoords();
        vec4 result = vec4(getValue(`+s+`), 0., 0., 0.);

        `+s[i-1]+" = "+s[i-1]+` + 1;
        if (`+s[i-1]+" < "+r[i-1]+`) {
          result.g = getValue(`+s+`);
        }

        `+s[i-2]+" = "+s[i-2]+` + 1;
        if (`+s[i-2]+" < "+r[i-2]+`) {
          result.a = getValue(`+s+`);
        }

        `+s[i-1]+" = "+s[i-1]+` - 1;
        if (`+s[i-2]+" < "+r[i-2]+` &&
            `+s[i-1]+" < "+r[i-1]+`) {
          result.b = getValue(`+s+`);
        }
        setOutput(result);
      }
    `}return n}();function Nc(n,t,e){var r=n.indexOf(t),i=n.map(function(a,s){return s===r?a+" - "+e:a});return i.join()}function fx(n){var t=n.inputs,e=n.backend,r=t.input,i=e.texData.get(r.dataId);return pr({inputs:{x:i.complexTensorInfos.imag},backend:e})}var qM={kernelName:_.Imag,backendName:"webgl",kernelFunc:fx};function GM(n,t,e){var r=[Ti(n.shape)].concat(Ni(n.shape)),i={dtype:n.dtype,shape:r,dataId:n.dataId},a=[Ti(t)].concat(Ni(t)),s=new q2(a,r),o=!0,c=e.runWebGLProgram(s,[i],n.dtype,null,o);return{dataId:c.dataId,shape:t,dtype:c.dtype}}function fr(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=r.shape,s=e,o=_.util.sizeFromShape(i.shape),c=_.util.inferFromImplicitShape(a,o),l=_.util.sizeFromShape(c);_.util.assert(o===l,function(){return"The new shape ("+c+") has "+l+" elements and the old "+("shape ("+i.shape+") has "+o+" elements. The new shape and old ")+"shape must have the same number of elements."});var u=s.texData.get(i.dataId);return u.isPacked&&!Cs(i.shape,c)&&!(u.texture!==null&&Cs(u.shape,c))?GM(i,c,s):(s.incRef(i.dataId),{dataId:i.dataId,shape:c,dtype:i.dtype})}var YM={kernelName:_.Reshape,backendName:"webgl",kernelFunc:fr};function Aa(n,t,e){var r=n[0].dtype;if(r==="complex64"){var i=n.map(function(b){return Mp({inputs:{input:b},backend:e})}),a=n.map(function(b){return fx({inputs:{input:b},backend:e})}),s=Aa(i,t,e),o=Aa(a,t,e),c=La({inputs:{real:s,imag:o},backend:e});return i.forEach(function(b){return e.disposeIntermediateTensorInfo(b)}),a.forEach(function(b){return e.disposeIntermediateTensorInfo(b)}),e.disposeIntermediateTensorInfo(s),e.disposeIntermediateTensorInfo(o),c}if(n.length>_.env().getNumber("WEBGL_MAX_TEXTURES_IN_SHADER")){var l=Math.floor(n.length/2),u=Aa(n.slice(0,l),t,e),h=Aa(n.slice(l),t,e),d=Aa([u,h],t,e);return e.disposeIntermediateTensorInfo(u),e.disposeIntermediateTensorInfo(h),d}if(_.env().getBool("WEBGL_PACK_ARRAY_OPERATIONS")&&n[0].shape.length>1){var p=new VM(n.map(function(b){return b.shape}),t);return e.runWebGLProgram(p,n,r)}var f=_.backend_util.computeOutShape(n.map(function(b){return b.shape}),t),m=n.map(function(b){return fr({inputs:{x:b},attrs:{shape:[-1,_.util.sizeFromShape(b.shape.slice(t))]},backend:e})}),g=new HM(m.map(function(b){return b.shape})),y=e.runWebGLProgram(g,m,r);m.forEach(function(b){return e.disposeIntermediateTensorInfo(b)});var w=fr({inputs:{x:y},attrs:{shape:f},backend:e});return e.disposeIntermediateTensorInfo(y),w}function jM(n){var t=n.inputs,e=n.backend,r=n.attrs,i=r.axis,a=_.util.parseAxisParam(i,t[0].shape)[0],s=_.backend_util.computeOutShape(t.map(function(l){return l.shape}),a);if(_.util.sizeFromShape(s)===0)return e.makeTensorInfo(s,t[0].dtype,[]);var o=t.filter(function(l){return _.util.sizeFromShape(l.shape)>0});if(o.length===1)return o[0];var c=o.map(function(l){return l.shape});return _.backend_util.assertParamsConsistent(c,a),Aa(o,a,e)}var KM={kernelName:_.Concat,backendName:"webgl",kernelFunc:jM};var $M=hx+`
  return cos(x);
`,XM=Tc($M),JM={kernelName:_.Cos,backendName:"webgl",kernelFunc:XM};var ZM=`
if (a == b) {
  return 1.0;
};
return a / b;`,QM=`
  // vec4 one = vec4(equal(a, b));
  // return one + (vec4(1.0) - one) * a / b;
  vec4 result = a / b;
  if(a.x == b.x) {
    result.x = 1.;
  }
  if(a.y == b.y) {
    result.y = 1.;
  }
  if(a.z == b.z) {
    result.z = 1.;
  }
  if(a.w == b.w) {
    result.w = 1.;
  }

  return result;
`,eH=Ia({opSnippet:ZM,packedOpSnippet:QM,checkOutOfBounds:!0}),tH={kernelName:_.Div,backendName:"webgl",kernelFunc:eH};var mx=function(){function n(t,e,r){this.variableNames=["real","imag"];var i=e[1];this.outputShape=e;var a=r?"2.0 * "+Math.PI:"-2.0 * "+Math.PI,s=r?i+".0":"1.0",o;if(t==="real")o="return real * expR - imag * expI;";else if(t==="imag")o="return real * expI + imag * expR;";else throw new Error('FFT component must be either "real" or "imag", got '+t+".");this.userCode=`
      const float exponentMultiplier = `+a+`;

      float unaryOpComplex(float real, float expR, float imag, float expI) {
        `+o+`
      }

      float mulMatDFT(int batch, int index) {
        float indexRatio = float(index) / float(`+i+`);
        float exponentMultiplierTimesIndexRatio =
            exponentMultiplier * indexRatio;

        float result = 0.0;

        for (int i = 0; i < `+i+`; i++) {
          // x = (-2|2 * PI / N) * index * i;
          float x = exponentMultiplierTimesIndexRatio * float(i);
          float expR = cos(x);
          float expI = sin(x);
          float real = getReal(batch, i);
          float imag = getImag(batch, i);

          result +=
              unaryOpComplex(real, expR, imag, expI) / `+s+`;
        }

        return result;
      }

      void main() {
        ivec2 coords = getOutputCoords();
        setOutput(mulMatDFT(coords[0], coords[1]));
      }
    `}return n}();function gx(n,t,e){var r=e.texData.get(n.dataId),i=_.util.sizeFromShape(n.shape),a=n.shape[n.shape.length-1],s=i/a,o=fr({inputs:{x:n},backend:e,attrs:{shape:[s,a]}}),c=o.shape,l=new mx("real",c,t),u=new mx("imag",c,t),h=[{dataId:r.complexTensorInfos.real.dataId,dtype:r.complexTensorInfos.real.dtype,shape:c},{dataId:r.complexTensorInfos.imag.dataId,dtype:r.complexTensorInfos.imag.dtype,shape:c}],d=e.runWebGLProgram(l,h,"float32"),p=e.runWebGLProgram(u,h,"float32"),f=La({inputs:{real:d,imag:p},backend:e});e.disposeIntermediateTensorInfo(d),e.disposeIntermediateTensorInfo(p);var m=fr({inputs:{x:f},backend:e,attrs:{shape:n.shape}});return e.disposeIntermediateTensorInfo(m),m}function nH(n){var t=n.inputs,e=n.backend,r=t.input;return gx(r,!1,e)}var rH={kernelName:_.FFT,backendName:"webgl",kernelFunc:nH};var iH=function(){function n(t){this.variableNames=["Image"],this.outputShape=[];var e=t[2];this.outputShape=t,this.userCode=`
        void main() {
          ivec4 coords = getOutputCoords();
          int x = coords[2];

          int coordX = `+e+` - x;
          float outputValue;
          if(coordX >= 0 && coordX < `+e+`) {
            outputValue = getImage(coords[0], coords[1], coordX, coords[3]);
          } else {
            outputValue = getImage(coords[0], coords[1], coords[2], coords[3]);
          }
          setOutput(outputValue);
        }
    `}return n}();var aH={kernelName:_.FlipLeftRight,backendName:"webgl",kernelFunc:function(n){var t=n.inputs,e=n.backend,r=t.image,i=e,a=new iH(r.shape),s=i.runWebGLProgram(a,[r],r.dtype);return s}};var sH=function(){function n(t){this.variableNames=["A"];var e=Ht(),r=t[0],i=t[1];this.outputShape=t,this.userCode=`
      void main() {
        ivec3 coords = getOutputCoords();
        int texR = coords[0];
        int texC = coords[1];
        int depth = coords[2];
        vec2 uv = (vec2(texC, texR) + halfCR) / vec2(`+i+".0, "+r+`.0);

        vec4 values = `+e.texture2D+`(A, uv);
        float value;
        if (depth == 0) {
          value = values.r;
        } else if (depth == 1) {
          value = values.g;
        } else if (depth == 2) {
          value = values.b;
        } else if (depth == 3) {
          value = values.a;
        }

        setOutput(floor(value * 255.0 + 0.5));
      }
    `}return n}();var oH=function(){function n(t){this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0;var e=Ht(),r=t[0],i=t[1];this.outputShape=t,this.userCode=`
      void main() {
        ivec3 coords = getOutputCoords();
        int texR = coords[0];
        int texC = coords[1];
        int depth = coords[2];

        vec4 result = vec4(0.);

        for(int row=0; row<=1; row++) {
          for(int col=0; col<=1; col++) {
            texC = coords[1] + row;
            depth = coords[2] + col;

            vec2 uv = (vec2(texC, texR) + halfCR) /
                       vec2(`+i+".0, "+r+`.0);
            vec4 values = `+e.texture2D+`(A, uv);
            float value;
            if (depth == 0) {
              value = values.r;
            } else if (depth == 1) {
              value = values.g;
            } else if (depth == 2) {
              value = values.b;
            } else if (depth == 3) {
              value = values.a;
            }

            result[row * 2 + col] = floor(value * 255.0 + 0.5);
          }
        }

        `+e.output+` = result;
      }
    `}return n}();var lH={kernelName:_.FromPixels,backendName:"webgl",kernelFunc:cH},Ta;function cH(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.pixels,a=r.numChannels,s=typeof HTMLVideoElement!="undefined"&&i instanceof HTMLVideoElement,o=typeof HTMLImageElement!="undefined"&&i instanceof HTMLImageElement,c=s?[i.videoWidth,i.videoHeight]:[i.width,i.height],l=c[0],u=c[1],h=[u,l],d=[u,l,a];(o||s)&&(Ta==null&&(Ta=document.createElement("canvas").getContext("2d")),Ta.canvas.width=l,Ta.canvas.height=u,Ta.drawImage(i,0,0,l,u),i=Ta.canvas);var p=e.makeTensorInfo(h,"int32");e.texData.get(p.dataId).usage=hn.PIXELS,e.gpgpu.uploadPixelDataToTexture(e.getTexture(p.dataId),i);var f=_.env().getBool("WEBGL_PACK")?new oH(d):new sH(d),m=e.runWebGLProgram(f,[p],"int32");return e.disposeData(p.dataId),m}function uH(n){var t=n.inputs,e=n.backend,r=t.input;return gx(r,!0,e)}var hH={kernelName:_.IFFT,backendName:"webgl",kernelFunc:uH};var yx=function(){function n(t,e){this.variableNames=["x"];var r=t.windowSize,i=t.batchSize,a=t.inSize,s=t.outSize;this.outputShape=[i,s];var o=Math.floor(r/4)*4,c=r%4,l="sumValue += dot(values, ones);";if(e!=null){var u=1/e;l="sumValue += dot(values * "+(_.util.isInt(u)?u.toPrecision(2):u)+", ones);"}var h="";a%r>0&&(h=`
        if (inIdx < 0 || inIdx >= `+a+`) {
          return 0.0;
        }
      `),this.userCode=`
      const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);

      float getValue(int batch, int inIdx) {
        `+h+`
        return getX(batch, inIdx);
      }

      void main() {
        ivec2 coords = getOutputCoords();
        int batch = coords[0];
        int outIdx = coords[1];
        int inOffset = outIdx * `+r+`;

        float sumValue = 0.0;

        for (int i = 0; i < `+o+`; i += 4) {
          int inIdx = inOffset + i;
          vec4 values = vec4(
            getValue(batch, inIdx),
            getValue(batch, inIdx + 1),
            getValue(batch, inIdx + 2),
            getValue(batch, inIdx + 3)
          );

          `+l+`
        }

        int inIdx = inOffset + `+o+`;
        if (`+(c===1)+`) {
          vec4 values = vec4(getValue(batch, inIdx), 0.0, 0.0, 0.0);

          `+l+`
        } else if (`+(c===2)+`) {
          vec4 values = vec4(
            getValue(batch, inIdx),
            getValue(batch, inIdx + 1), 0.0, 0.0);

          `+l+`
        } else if (`+(c===3)+`) {
          vec4 values = vec4(
            getValue(batch, inIdx),
            getValue(batch, inIdx + 1),
            getValue(batch, inIdx + 2), 0.0);

          `+l+`
        }
        setOutput(sumValue);
      }
    `}return n}();function dH(n){for(var t=[];t.length===0||t[t.length-1].outSize!==1;){var e=t.length?t[t.length-1].outSize:n[1],r=_.backend_util.computeOptimalWindowSize(e);t.push({inSize:e,windowSize:r,outSize:Math.ceil(e/r)})}return t}function vx(n,t,e,r){for(var i=dH(n.shape),a=n,s=0;s<i.length;s++){var o=i[s],c=o.inSize,l=o.windowSize,u=o.outSize,h=void 0,d=void 0;e==="mean"?h=s===0?new yx({windowSize:l,inSize:c,batchSize:n.shape[0],outSize:u},c):new yx({windowSize:l,inSize:c,batchSize:n.shape[0],outSize:u}):h=new V2({windowSize:l,inSize:c,batchSize:n.shape[0],outSize:u},e),d=a,a=r.runWebGLProgram(h,[a],t),d.dataId!==n.dataId&&r.disposeIntermediateTensorInfo(d)}return a}function pH(n,t,e,r){var i=_.util.sizeFromShape(t),a=_.util.sizeFromShape(n.shape),s=a/i,o=fr({inputs:{x:n},attrs:{shape:[s,i]},backend:r}),c=vx(o,n.dtype,"max",r),l=fr({inputs:{x:c},attrs:{shape:e},backend:r});return r.disposeIntermediateTensorInfo(o),r.disposeIntermediateTensorInfo(c),l}var mH=function(){function n(t,e){this.variableNames=["A"];for(var r=new Array(t.length),i=0;i<r.length;i++)r[i]=t[e[i]];this.outputShape=r,this.rank=r.length;var a=Ze(this.rank),s=fH(e);this.userCode=`
    void main() {
      `+a+` resRC = getOutputCoords();
      setOutput(getA(`+s+`));
    }
    `}return n}();function fH(n){var t=n.length;if(t>6)throw Error("Transpose for rank "+t+" is not yet supported");for(var e=["resRC.x","resRC.y","resRC.z","resRC.w","resRC.u","resRC.v"],r=new Array(t),i=0;i<n.length;i++)r[n[i]]=e[i];return r.join()}var gH=function(){function n(t,e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0;for(var r=new Array(t.length),i=0;i<r.length;i++)r[i]=t[e[i]];if(this.outputShape=r,this.rank=r.length,this.rank>6)throw Error("Packed transpose for rank "+this.rank+" is not yet supported.");for(var a=Ze(this.rank),s=h2("rc",this.rank),o=new Array(this.rank),i=0;i<e.length;i++)o[e[i]]=s[i];var c="vec2("+o.slice(-2).join()+")",l="++"+s[this.rank-1]+" < "+r[this.rank-1],u="getChannel(getA("+o.join()+"), "+c+")";this.userCode=`
    void main() {
      `+a+` rc = getOutputCoords();
      vec4 result = vec4(0.);
      result[0] = `+u+`;
      if(`+l+`) {
        result[1] = `+u+`;
      }
      --`+s[this.rank-1]+`;
      if(++`+s[this.rank-2]+" < "+r[this.rank-2]+`) {
        result[2] = `+u+`;
        if(`+l+`) {
          result[3] = `+u+`;
        }
      }
      setOutput(result);
    }
    `}return n}();function Vp(n,t,e){var r=_.env().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new gH(n.shape,t):new mH(n.shape,t);return e.runWebGLProgram(r,[n],n.dtype)}var yH={kernelName:_.Max,backendName:"webgl",kernelFunc:function(n){var t=n.inputs,e=n.attrs,r=n.backend,i=t.x,a=e,s=a.reductionIndices,o=a.keepDims,c=r,l=i.shape.length,u=_.util.parseAxisParam(s,i.shape),h=u,d=_.backend_util.getAxesPermutation(h,l),p=d!=null,f=c.shouldExecuteOnCPU([i]),m=i;if(p){if(f){for(var g=c.texData.get(m.dataId),y=g.values,w=new Array(l),b=0;b<w.length;b++)w[b]=i.shape[d[b]];var S=Op(y,i.shape,i.dtype,d,w);m=c.makeTensorInfo(w,i.dtype);var x=c.texData.get(m.dataId);x.values=S}else m=Vp(i,d,c);h=_.backend_util.getInnerMostAxes(h.length,l)}_.backend_util.assertAxesAreInnerMostDims("max",h,l);var N=_.backend_util.computeOutAndReduceShapes(m.shape,h),I=N[0],C=N[1],O=I;o&&(O=_.backend_util.expandShapeToKeepDim(I,u));var D;if(f){var g=c.texData.get(m.dataId),y=g.values,F=eB(y,_.util.sizeFromShape(C),O,i.dtype);D=c.makeTensorInfo(O,i.dtype);var k=c.texData.get(D.dataId);k.values=F}else D=pH(m,C,O,c);return p&&c.disposeIntermediateTensorInfo(m),D}};function vH(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x;ya(i,"maxPool");var a=r.filterSize,s=r.strides,o=r.pad,c=r.dimRoundingMode,l=1;_.util.assert(_.backend_util.eitherStridesOrDilationsAreOne(s,l),function(){return"Error in maxPool: Either strides or dilations must be 1. "+("Got strides "+s+" and dilations '"+l+"'")});var u=_.backend_util.computePool2DInfo(i.shape,a,s,l,o,c);if(u.filterWidth===1&&u.filterHeight===1&&_.util.arraysEqual(u.inShape,u.outShape))return pr({inputs:{x:i},backend:e});var h=new Os(u,"max",!1);return e.runWebGLProgram(h,[i],i.dtype)}var wH={kernelName:_.MaxPool,backendName:"webgl",kernelFunc:vH};function bH(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.dy,a=t.input,s=t.output,o=a;ya([a,s],"maxPoolBackprop");var c=r.filterSize,l=r.strides,u=r.pad,h=r.dimRoundingMode,d=_.backend_util.computePool2DInfo(o.shape,c,l,1,u,h),p=!0,f=new Os(d,"max",p),m=e.runWebGLProgram(f,[o],o.dtype),g=new Qz(d),y=e.runWebGLProgram(g,[i,m],o.dtype);return e.disposeIntermediateTensorInfo(m),y}var xH={kernelName:_.MaxPoolBackprop,backendName:"webgl",kernelFunc:bH};function SH(n,t,e,r){var i=new Os(e,"max",!1),a=r.runWebGLProgram(i,[n],"float32");i=new Os(e,"max",!0,!0,t);var s=r.runWebGLProgram(i,[n],"float32");return[a,s]}var LH={kernelName:_.MaxPoolWithArgmax,backendName:"webgl",kernelFunc:function(n){var t=n.inputs,e=n.attrs,r=n.backend,i=t.x,a=e,s=a.filterSize,o=a.strides,c=a.pad,l=a.includeBatchInIndex,u=r;_.util.assert(i.shape.length===4,function(){return"Error in maxPool: input must be rank 4 but got rank "+i.shape.length+"."});var h=[1,1];_.util.assert(_.backend_util.eitherStridesOrDilationsAreOne(o,h),function(){return"Error in maxPool: Either strides or dilations must be 1. "+("Got strides "+o+" and dilations '"+h+"'")});var d=_.backend_util.computePool2DInfo(i.shape,s,o,h,c),p=SH(i,l,d,u),f=p[0],m=p[1];return[f,m]}};function IH(n,t,e,r){var i=_.util.sizeFromShape(t),a=_.util.sizeFromShape(n.shape),s=a/i,o=fr({inputs:{x:n},attrs:{shape:[s,i]},backend:r}),c=vx(o,"float32","mean",r),l=fr({inputs:{x:c},attrs:{shape:e},backend:r});return r.disposeIntermediateTensorInfo(o),r.disposeIntermediateTensorInfo(c),l}var AH={kernelName:_.Mean,backendName:"webgl",kernelFunc:function(n){var t=n.inputs,e=n.attrs,r=n.backend,i=t.x,a=e,s=a.keepDims,o=a.axis,c=r,l=i.shape.length,u=_.util.parseAxisParam(o,i.shape),h=u,d=_.backend_util.getAxesPermutation(h,l),p=d!=null,f=c.shouldExecuteOnCPU([i]),m=[],g=i;if(p){if(f){for(var y=c.texData.get(g.dataId),w=y.values,b=new Array(l),S=0;S<b.length;S++)b[S]=i.shape[d[S]];var x=Op(w,i.shape,i.dtype,d,b);g=c.makeTensorInfo(b,i.dtype);var N=c.texData.get(g.dataId);N.values=x}else g=Vp(i,d,c);m.push(g),h=_.backend_util.getInnerMostAxes(h.length,l)}_.backend_util.assertAxesAreInnerMostDims("sum",h,l);var I=_.backend_util.computeOutAndReduceShapes(g.shape,h),C=I[0],O=I[1],D=C;s&&(D=_.backend_util.expandShapeToKeepDim(C,u));for(var F=IH(g,O,D,c),k=0,B=m;k<B.length;k++){var S=B[k];c.disposeIntermediateTensorInfo(S)}return F}};var TH=function(){function n(t,e,r){this.variableNames=["x"],this.outputShape=e.map(function(u,h){return u[0]+t[h]+u[1]});var i=t.length,a=Ze(i),s=e.map(function(u){return u[0]}).join(","),o=e.map(function(u,h){return u[0]+t[h]}).join(","),c=["coords[0]","coords[1]","coords[2]","coords[3]"].slice(0,i),l=r==="reflect"?0:1;if(i===1){this.userCode=`
        int start = `+s+`;
        int end = `+o+`;

        void main() {
          int outC = getOutputCoords();
          if (outC < start) {
            outC = start * 2 - outC - `+l+`;
          } else if(outC >= end) {
            outC = (end - 1) * 2 - outC + `+l+`;
          }
          setOutput(getX(outC - start));
        }
      `;return}this.userCode=`
      `+a+" start = "+a+"("+s+`);
      `+a+" end = "+a+"("+o+`);

      void main() {
        `+a+` outC = getOutputCoords();
        for (int i = 0; i < `+i+`; i++) {
          if (outC[i] < start[i]) {
            outC[i] = start[i] * 2 - outC[i] - `+l+`;
          } else if(outC[i] >= end[i]) {
            outC[i] = (end[i] - 1) * 2 - outC[i] + `+l+`;
          }
        }
        `+a+` coords = outC - start;
        setOutput(getX(`+c+`));
      }
    `}return n}();var NH=function(){function n(t,e,r){this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=e.map(function(m,g){return m[0]+t[g]+m[1]});var i=t.length,a=Ze(i),s=e.map(function(m){return m[0]}).join(","),o=e.map(function(m,g){return m[0]+t[g]}).join(","),c=Mt("rc",i),l=Mt("source",i),u=c[i-1]+" < "+this.outputShape[i-1],h=i===1?"source":"vec2("+l.slice(-2).join()+")",d=r==="reflect"?0:1,p="";if(i===1){var f=`
        `+a+` source = rc;
        if (source < start) {
          source = start * 2 - source - `+d+`;
        } else if (source >= end) {
          source = (end - 1) * 2 - source + `+d+`;
        }
        source -= start;
      `;p=`
        `+a+` rc = outputLoc;
        `+f+`
        result[0] = getChannel(getX(`+l.join()+"), "+h+`);
        `+c[i-1]+` += 1;
        if(`+u+`) {
          `+f+`
          result[1] = getChannel(getX(`+l.join()+"), "+h+`);
        }
      `}else{var f=`
        `+a+` source = rc;
        `+a+" lt = "+a+`(lessThan(source, start));
        `+a+" gte = "+a+`(greaterThanEqual(source, end));
        `+a+` orig = 1 - (lt + gte);
        source = orig * source +
                lt * (start * 2 - source - `+d+`) +
                gte * ((end - 1) * 2 - source + `+d+`);
        source -= start;
      `;p=`
        `+a+` rc = outputLoc;
        `+f+`
        result[0] = getChannel(getX(`+l.join()+"), "+h+`);
        `+c[i-1]+` += 1;
        if(`+u+`) {
          `+f+`
          result[1] = getChannel(getX(`+l.join()+"), "+h+`);
        }
        rc = outputLoc;
        `+c[i-2]+` += 1;
        if(`+c[i-2]+" < "+this.outputShape[i-2]+`) {
          `+f+`
          result[2] = getChannel(getX(`+l.join()+"), "+h+`);
          `+c[i-1]+` += 1;
          if(`+u+`) {
            `+f+`
            result[3] = getChannel(getX(`+l.join()+"), "+h+`);
          }
        }
      `}this.userCode=`
      const `+a+" start = "+a+"("+s+`);
      const `+a+" end = "+a+"("+o+`);

      void main() {
        `+a+` outputLoc = getOutputCoords();
        vec4 result = vec4(0.);
        `+p+`
        setOutput(result);
      }
    `}return n}();var _H=function(n){var t=n.inputs,e=n.backend,r=n.attrs,i=t.x,a=r.paddings,s=r.mode,o=_.env().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new NH(i.shape,a,s):new TH(i.shape,a,s),c=e.runWebGLProgram(o,[i],i.dtype);return c},CH={kernelName:_.MirrorPad,backendName:"webgl",kernelFunc:_H};var wx={REAL:"return areal * breal - aimag * bimag;",IMAG:"return areal * bimag + aimag * breal;"},bx=function(){function n(t,e,r){this.variableNames=["AReal","AImag","BReal","BImag"],this.outputShape=_.backend_util.assertAndGetBroadcastShape(e,r),this.userCode=`
      float binaryOpComplex(
          float areal, float aimag, float breal, float bimag) {
        `+t+`
      }

      void main() {
        float areal = getARealAtOutCoords();
        float aimag = getAImagAtOutCoords();
        float breal = getBRealAtOutCoords();
        float bimag = getBImagAtOutCoords();
        setOutput(binaryOpComplex(areal, aimag, breal, bimag));
      }
    `}return n}();var xx="return a * b;";function RH(n){var t=n.inputs,e=n.backend,r=t.a,i=t.b,a=_.backend_util.upcastType(r.dtype,i.dtype);if(r.dtype==="complex64"){var s=e.texData.get(r.dataId),o=e.texData.get(i.dataId),c=new bx(wx.REAL,r.shape,i.shape),l=new bx(wx.IMAG,r.shape,i.shape),u=[{dataId:s.complexTensorInfos.real.dataId,dtype:s.complexTensorInfos.real.dtype,shape:r.shape},{dataId:s.complexTensorInfos.imag.dataId,dtype:s.complexTensorInfos.imag.dtype,shape:r.shape},{dataId:o.complexTensorInfos.real.dataId,dtype:o.complexTensorInfos.real.dtype,shape:i.shape},{dataId:o.complexTensorInfos.imag.dataId,dtype:o.complexTensorInfos.imag.dtype,shape:i.shape}],h=e.runWebGLProgram(c,u,"float32"),d=e.runWebGLProgram(l,u,"float32"),p=La({inputs:{real:h,imag:d},backend:e});return e.disposeIntermediateTensorInfo(h),e.disposeIntermediateTensorInfo(d),p}if(e.shouldExecuteOnCPU([r,i])){var s=e.texData.get(r.dataId),o=e.texData.get(i.dataId),f=tB(r.shape,i.shape,s.values,o.values,a),m=f[0],g=f[1],y=e.makeTensorInfo(g,a),w=e.texData.get(y.dataId);return w.values=m,y}var b;return _.env().getBool("WEBGL_PACK_BINARY_OPERATIONS")?b=new hr(xx,r.shape,i.shape):b=new Bt(xx,r.shape,i.shape),e.runWebGLProgram(b,[r,i],a)}var OH={kernelName:_.Multiply,backendName:"webgl",kernelFunc:RH};var EH={kernelName:_.NonMaxSuppressionV3,backendName:"webgl",kernelFunc:function(n){var t=n.inputs,e=n.backend,r=n.attrs;_.backend_util.warn("tf.nonMaxSuppression() in webgl locks the UI thread. Call tf.nonMaxSuppressionAsync() instead");var i=t,a=i.boxes,s=i.scores,o=r,c=o.maxOutputSize,l=o.iouThreshold,u=o.scoreThreshold,h=e,d=h.readSync(a.dataId),p=h.readSync(s.dataId),f=c,m=l,g=u;return _.kernel_impls.nonMaxSuppressionV3Impl(d,p,f,m,g)}};var DH=_.kernel_impls.nonMaxSuppressionV4Impl,kH={kernelName:_.NonMaxSuppressionV4,backendName:"webgl",kernelFunc:function(n){var t=n.inputs,e=n.backend,r=n.attrs;_.backend_util.warn("tf.nonMaxSuppression() in webgl locks the UI thread. Call tf.nonMaxSuppressionAsync() instead");var i=t,a=i.boxes,s=i.scores,o=r,c=o.maxOutputSize,l=o.iouThreshold,u=o.scoreThreshold,h=o.padToMaxOutputSize,d=e,p=d.readSync(a.dataId),f=d.readSync(s.dataId),m=DH(p,f,c,l,u,h),g=m.selectedIndices,y=m.validOutputs;return[g,y]}};var FH=_.kernel_impls.nonMaxSuppressionV5Impl,WH={kernelName:_.NonMaxSuppressionV5,backendName:"webgl",kernelFunc:function(n){var t=n.inputs,e=n.backend,r=n.attrs;_.backend_util.warn("tf.nonMaxSuppression() in webgl locks the UI thread. Call tf.nonMaxSuppressionAsync() instead");var i=t,a=i.boxes,s=i.scores,o=r,c=o.maxOutputSize,l=o.iouThreshold,u=o.scoreThreshold,h=o.softNmsSigma,d=e,p=d.readSync(a.dataId),f=d.readSync(s.dataId),m=c,g=l,y=u,w=h,b=FH(p,f,m,g,y,w),S=b.selectedIndices,x=b.selectedScores;return[S,x]}};var UH=function(){function n(t,e,r,i){this.variableNames=["Image"],this.outputShape=[];var a=t[1],s=t[2],o=Math.sin(e).toFixed(3),c=Math.cos(e).toFixed(3);this.outputShape=t;var l=_.backend_util.getImageCenter(i,a,s),u=l[0],h=l[1],d=u.toFixed(3),p=h.toFixed(3),f="";typeof r=="number"?f="float outputValue = "+r.toFixed(2)+";":f=`
        vec3 fill = vec3(`+r.join(",")+`);
        float outputValue = fill[coords[3]];`,this.userCode=`
        void main() {
          ivec4 coords = getOutputCoords();
          int x = coords[2];
          int y = coords[1];
          float coordXFloat = (float(x) - `+d+") * "+c+" - (float(y) - "+p+") * "+o+`;
          float coordYFloat = (float(x) - `+d+") * "+o+" + (float(y) - "+p+") * "+c+`;
          int coordX = int(round(coordXFloat + `+d+`));
          int coordY = int(round(coordYFloat + `+p+`));
          `+f+`
          if(coordX >= 0 && coordX < `+s+" && coordY >= 0 && coordY < "+a+`) {
            outputValue = getImage(coords[0], coordY, coordX, coords[3]);
          }
          setOutput(outputValue);
        }
    `}return n}();var BH={kernelName:_.RotateWithOffset,backendName:"webgl",kernelFunc:function(n){var t=n.inputs,e=n.attrs,r=n.backend,i=t.image,a=e,s=a.radians,o=a.fillValue,c=a.center,l=r,u=new UH(i.shape,s,o,c),h=l.runWebGLProgram(u,[i],i.dtype);return h}};var zH=hx+`
  return sin(x);
`,PH=Tc(zH),MH={kernelName:_.Sin,backendName:"webgl",kernelFunc:PH};var HH="return x * x;",VH=Tc(HH),qH={kernelName:_.Square,backendName:"webgl",kernelFunc:VH};var Sx="return (a - b) * (a - b);",GH=Ia({opSnippet:Sx,packedOpSnippet:Sx}),YH={kernelName:_.SquaredDifference,backendName:"webgl",kernelFunc:GH};var Lx="return a - b;",jH=Ia({opSnippet:Lx,packedOpSnippet:Lx,supportsComplex:!0,cpuKernelImpl:iB}),KH={kernelName:_.Sub,backendName:"webgl",kernelFunc:jH};var $H="return tan(x);",XH=Tc($H),JH={kernelName:_.Tan,backendName:"webgl",kernelFunc:XH};var ZH={kernelName:_.Transpose,backendName:"webgl",kernelFunc:function(n){for(var t=n.inputs,e=n.attrs,r=n.backend,i=t.x,a=e.perm,s=r,o=i.shape.length,c=new Array(o),l=0;l<c.length;l++)c[l]=i.shape[a[l]];var u;if(s.shouldExecuteOnCPU([i])){var h=s.texData.get(i.dataId),d=h.values,p=Op(d,i.shape,i.dtype,a,c);u=s.makeTensorInfo(c,i.dtype);var f=s.texData.get(u.dataId);f.values=p}else u=Vp(i,a,s);return u}};function QH(n){var t=n.inputs,e=n.attrs,r=n.backend,i=e.axis,a=t.x;ya(a,"unique"),console.warn("WARNING: ","UI might be locked temporarily as data is being downloaded");var s=r.readSync(a.dataId),o=aB(s,i,a.shape,a.dtype),c=o.outputValues,l=o.outputShape,u=o.indices;return[r.makeTensorInfo(l,a.dtype,c),r.makeTensorInfo([u.length],"int32",u)]}var eV={kernelName:_.Unique,backendName:"webgl",kernelFunc:QH};var tV=[LM,NM,CM,OM,FM,MM,wM,KM,JM,tH,rH,aH,lH,vM,hH,qM,yH,wH,xH,LH,AH,CH,OH,EH,kH,WH,UM,BM,YM,BH,MH,qH,KH,YH,JH,ZH,eV];for(var qp=0,Ix=tV;qp<Ix.length;qp++){var nV=Ix[qp];_.registerKernel(nV)}Yn.GPGPUContext=M2;Yn.MathBackendWebGL=lx;Yn.forceHalfFloat=ux;Yn.gpgpu_util=qz;Yn.setWebGLContext=Pb;Yn.version_webgl=gM;Yn.webgl=yM;Yn.webgl_util=EU}),zt=we(Ri=>{"use strict";Object.defineProperty(Ri,"__esModule",{value:!0});var Gp=di(),Yp=lw(),jp=Iw(),Tx=qw(),rV=zb(),iV=Ax();var aV="2.7.0";var sV={"tfjs-core":Gp.version_core,"tfjs-backend-cpu":rV.version_cpu,"tfjs-backend-webgl":iV.version_webgl,"tfjs-data":Tx.version_data,"tfjs-layers":Yp.version_layers,"tfjs-converter":jp.version_converter,tfjs:aV};Object.keys(Gp).forEach(function(n){n!=="default"&&Object.defineProperty(Ri,n,{enumerable:!0,get:function(){return Gp[n]}})});Object.keys(Yp).forEach(function(n){n!=="default"&&Object.defineProperty(Ri,n,{enumerable:!0,get:function(){return Yp[n]}})});Object.keys(jp).forEach(function(n){n!=="default"&&Object.defineProperty(Ri,n,{enumerable:!0,get:function(){return jp[n]}})});Ri.data=Tx;Ri.version=sV}),Ex=we(_c=>{const Ye=zt(),Nx=6;function oV(n){const t={strides:[n/16,n/8],anchors:[2,6]},e=[];for(let r=0;r<t.strides.length;r++){const i=t.strides[r],a=Math.floor((n+i-1)/i),s=Math.floor((n+i-1)/i),o=t.anchors[r];for(let c=0;c<a;c++){const l=i*(c+.5);for(let u=0;u<s;u++){const h=i*(u+.5);for(let d=0;d<o;d++)e.push([h,l])}}}return e}const _x=n=>{n.startEndTensor.dispose(),n.startPoint.dispose(),n.endPoint.dispose()},Cx=n=>({startEndTensor:n,startPoint:Ye.slice(n,[0,0],[-1,2]),endPoint:Ye.slice(n,[0,2],[-1,2])}),Rx=(n,t)=>{const e=Ye.mul(n.startPoint,t),r=Ye.mul(n.endPoint,t),i=Ye.concat2d([e,r],1);return Cx(i)};function cV(n,t,e){const r=Ye.slice(n,[0,1],[-1,2]),i=Ye.add(r,t),a=Ye.slice(n,[0,3],[-1,2]),s=Ye.div(a,e),o=Ye.div(i,e),c=Ye.div(s,2),l=Ye.sub(o,c),u=Ye.add(o,c),h=Ye.mul(l,e),d=Ye.mul(u,e),p=1;return Ye.concat2d([h,d],p)}function lV(n,t){return Ye.tidy(()=>{const e=n.box?n.box:n;return Rx(e,t).startEndTensor.squeeze()})}class Ox{constructor(n,t){this.blazeFaceModel=n,this.width=t.detector.inputSize,this.height=t.detector.inputSize,this.anchorsData=oV(t.detector.inputSize),this.anchors=Ye.tensor2d(this.anchorsData),this.inputSize=Ye.tensor1d([this.width,this.height]),this.config=t,this.scaleFaces=.8}async getBoundingBoxes(n){if(!n||n.isDisposedInternal||n.shape.length!==4||n.shape[1]<1||n.shape[2]<1)return null;const[t,e,r]=Ye.tidy(()=>{const l=n.resizeBilinear([this.width,this.height]),u=Ye.sub(l.div(127.5),1),h=this.blazeFaceModel.predict(u);let d;if(Array.isArray(h)){const g=h.sort((S,x)=>S.size-x.size),y=Ye.concat([g[0],g[2]],2),w=Ye.concat([g[1],g[3]],2),b=Ye.concat([w,y],1);d=b.squeeze(0)}else d=h.squeeze();const p=cV(d,this.anchors,this.inputSize),f=Ye.slice(d,[0,0],[-1,1]),m=Ye.sigmoid(f).squeeze();return[d,p,m]}),i=await Ye.image.nonMaxSuppressionAsync(e,r,this.config.detector.maxFaces,this.config.detector.iouThreshold,this.config.detector.scoreThreshold),a=i.arraySync();i.dispose();const s=a.map(l=>Ye.slice(e,[l,0],[1,-1])),o=s.map(l=>{const u=l.arraySync();return l.dispose(),u}),c=[];for(let l=0;l<o.length;l++){const u=o[l],h=Cx(u),d=a[l],p=this.anchorsData[d],f=Ye.slice(t,[d,Nx-1],[1,-1]),m=f.squeeze(),g=m.reshape([Nx,-1]),y=Ye.slice(r,[d],[1]),w={box:h,landmarks:g,probability:y,anchor:p};c.push(w),f.dispose(),m.dispose()}return t.dispose(),e.dispose(),r.dispose(),t.dispose(),{boxes:c,scaleFactor:[n.shape[2]/this.width,n.shape[1]/this.height]}}async estimateFaces(n){const{boxes:t,scaleFactor:e}=await this.getBoundingBoxes(n),r=[];for(const i of t){const a=i.landmarks.arraySync(),s=lV(i,e),o=Rx.arraySync(),c=i.probability.arraySync(),l=i.anchor,[u,h]=e,d=a.map(f=>[(f[0]+l[0])*u,(f[1]+l[1])*h]),p={topLeft:o.slice(0,2),bottomRight:o.slice(2),landmarks:d,probability:c};_x(i.box),i.landmarks.dispose(),i.probability.dispose(),s.dispose(),r.push(p)}return r}}async function uV(n){const t=await Ye.loadGraphModel(n.detector.modelPath,{fromTFHub:n.detector.modelPath.includes("tfhub.dev")}),e=new Ox(t,n);return console.log(`Human: load model: ${n.detector.modelPath.match(/\/(.*)\./)[1]}`),e}_c.load=uV;_c.BlazeFaceModel=Ox;_c.disposeBox=_x}),$p=we(Kp=>{Kp.MESH_ANNOTATIONS={silhouette:[10,338,297,332,284,251,389,356,454,323,361,288,397,365,379,378,400,377,152,148,176,149,150,136,172,58,132,93,234,127,162,21,54,103,67,109],lipsUpperOuter:[61,185,40,39,37,0,267,269,270,409,291],lipsLowerOuter:[146,91,181,84,17,314,405,321,375,291],lipsUpperInner:[78,191,80,81,82,13,312,311,310,415,308],lipsLowerInner:[78,95,88,178,87,14,317,402,318,324,308],rightEyeUpper0:[246,161,160,159,158,157,173],rightEyeLower0:[33,7,163,144,145,153,154,155,133],rightEyeUpper1:[247,30,29,27,28,56,190],rightEyeLower1:[130,25,110,24,23,22,26,112,243],rightEyeUpper2:[113,225,224,223,222,221,189],rightEyeLower2:[226,31,228,229,230,231,232,233,244],rightEyeLower3:[143,111,117,118,119,120,121,128,245],rightEyebrowUpper:[156,70,63,105,66,107,55,193],rightEyebrowLower:[35,124,46,53,52,65],rightEyeIris:[473,474,475,476,477],leftEyeUpper0:[466,388,387,386,385,384,398],leftEyeLower0:[263,249,390,373,374,380,381,382,362],leftEyeUpper1:[467,260,259,257,258,286,414],leftEyeLower1:[359,255,339,254,253,252,256,341,463],leftEyeUpper2:[342,445,444,443,442,441,413],leftEyeLower2:[446,261,448,449,450,451,452,453,464],leftEyeLower3:[372,340,346,347,348,349,350,357,465],leftEyebrowUpper:[383,300,293,334,296,336,285,417],leftEyebrowLower:[265,353,276,283,282,295],leftEyeIris:[468,469,470,471,472],midwayBetweenEyes:[168],noseTip:[1],noseBottom:[2],noseRightCorner:[98],noseLeftCorner:[327],rightCheek:[205],leftCheek:[425]};Kp.MESH_TO_IRIS_INDICES_MAP=[{key:"EyeUpper0",indices:[9,10,11,12,13,14,15]},{key:"EyeUpper1",indices:[25,26,27,28,29,30,31]},{key:"EyeUpper2",indices:[41,42,43,44,45,46,47]},{key:"EyeLower0",indices:[0,1,2,3,4,5,6,7,8]},{key:"EyeLower1",indices:[16,17,18,19,20,21,22,23,24]},{key:"EyeLower2",indices:[32,33,34,35,36,37,38,39,40]},{key:"EyeLower3",indices:[54,55,56,57,58,59,60,61,62]},{key:"EyebrowUpper",indices:[63,64,65,66,67,68,69,70]},{key:"EyebrowLower",indices:[48,49,50,51,52,53]}]}),Dx=we(Oi=>{const hV=zt();function dV(n,t){const e=[n.startPoint[0]*t[0],n.startPoint[1]*t[1]],r=[n.endPoint[0]*t[0],n.endPoint[1]*t[1]];return{startPoint:e,endPoint:r}}Oi.scaleBoxCoordinates=dV;function Xp(n){return[Math.abs(n.endPoint[0]-n.startPoint[0]),Math.abs(n.endPoint[1]-n.startPoint[1])]}Oi.getBoxSize=Xp;function Jp(n){return[n.startPoint[0]+(n.endPoint[0]-n.startPoint[0])/2,n.startPoint[1]+(n.endPoint[1]-n.startPoint[1])/2]}Oi.getBoxCenter=Jp;function pV(n,t,e){const r=t.shape[1],i=t.shape[2],a=[[n.startPoint[1]/r,n.startPoint[0]/i,n.endPoint[1]/r,n.endPoint[0]/i]];return hV.image.cropAndResize(t,a,[0],e)}Oi.cutBoxFromImageAndResize=pV;function fV(n,t=1.5){const e=Jp(n),r=Xp(n),i=[t*r[0]/2,t*r[1]/2],a=[e[0]-i[0],e[1]-i[1]],s=[e[0]+i[0],e[1]+i[1]];return{startPoint:a,endPoint:s,landmarks:n.landmarks}}Oi.enlargeBox=fV;function mV(n){const t=Jp(n),e=Xp(n),r=Math.max(...e),i=r/2,a=[t[0]-i,t[1]-i],s=[t[0]+i,t[1]+i];return{startPoint:a,endPoint:s,landmarks:n.landmarks}}Oi.squarifyBox=mV}),Bx=we(En=>{En.IDENTITY_MATRIX=[[1,0,0],[0,1,0],[0,0,1]];function kx(n){return n-2*Math.PI*Math.floor((n+Math.PI)/(2*Math.PI))}En.normalizeRadians=kx;function gV(n,t){const e=Math.PI/2-Math.atan2(-(t[1]-n[1]),t[0]-n[0]);return kx(e)}En.computeRotation=gV;function yV(n){return n*180/Math.PI}En.radToDegrees=yV;function Fx(n,t){return[[1,0,n],[0,1,t],[0,0,1]]}function Na(n,t){let e=0;for(let r=0;r<n.length;r++)e+=n[r]*t[r];return e}En.dot=Na;function Wx(n,t){const e=[];for(let r=0;r<n.length;r++)e.push(n[r][t]);return e}En.getColumnFrom2DArr=Wx;function Ux(n,t){const e=[],r=n.length;for(let i=0;i<r;i++){e.push([]);for(let a=0;a<r;a++)e[i].push(Na(n[i],Wx(t,a)))}return e}function vV(n,t){const e=Math.cos(n),r=Math.sin(n),i=[[e,-r,0],[r,e,0],[0,0,1]],a=Fx(t[0],t[1]),s=Ux(a,i),o=Fx(-t[0],-t[1]);return Ux(s,o)}En.buildRotationMatrix=vV;function wV(n){const t=[[n[0][0],n[1][0]],[n[0][1],n[1][1]]],e=[n[0][2],n[1][2]],r=[-Na(t[0],e),-Na(t[1],e)];return[t[0].concat(r[0]),t[1].concat(r[1]),[0,0,1]]}En.invertTransformMatrix=wV;function bV(n,t){return[Na(n,t[0]),Na(n,t[1])]}En.rotatePoint=bV;function xV(n,t){return Math.sqrt((n[0]-t[0])**2+(n[1]-t[1])**2)}En.xyDistanceBetweenPoints=xV}),Px=we(zx=>{const Vr=zt(),Kn=Dx(),qr=$p(),Gr=Bx(),SV=468,LV=.25,IV=13,AV=[IV,qr.MESH_ANNOTATIONS.midwayBetweenEyes[0]],TV=3,NV=2,_V=[TV,NV],Zp=qr.MESH_ANNOTATIONS.leftEyeLower0,Qp=[Zp[0],Zp[Zp.length-1]],ef=qr.MESH_ANNOTATIONS.rightEyeLower0,tf=[ef[0],ef[ef.length-1]],CV=3,RV=4,OV=71,nf=76;function Cc(n,t,e,r){for(let i=0;i<qr.MESH_TO_IRIS_INDICES_MAP.length;i++){const{key:a,indices:s}=qr.MESH_TO_IRIS_INDICES_MAP[i],o=qr.MESH_ANNOTATIONS[`${e}${a}`],c=r==null;if(c||r.includes(a))for(let l=0;l<s.length;l++){const u=s[l];n[o[l]]=[t[u][0],t[u][1],(t[u][2]+n[o[l]][2])/2]}}}class EV{constructor(n,t,e,r){this.regionsOfInterest=[],this.runsWithoutFaceDetector=0,this.boundingBoxDetector=n,this.meshDetector=t,this.irisModel=e,this.meshWidth=r.mesh.inputSize,this.meshHeight=r.mesh.inputSize,this.irisSize=r.iris.inputSize,this.irisEnlarge=2.3}transformRawCoords(n,t,e,r){const i=Kn.getBoxSize({startPoint:t.startPoint,endPoint:t.endPoint}),a=[i[0]/this.meshWidth,i[1]/this.meshHeight],s=n.map(d=>[a[0]*(d[0]-this.meshWidth/2),a[1]*(d[1]-this.meshHeight/2),d[2]]),o=Gr.buildRotationMatrix(e,[0,0]),c=s.map(d=>[...Gr.rotatePoint(d,o),d[2]]),l=Gr.invertTransformMatrix(r),u=[...Kn.getBoxCenter({startPoint:t.startPoint,endPoint:t.endPoint}),1],h=[Gr.dot(u,l[0]),Gr.dot(u,l[1])];return c.map(d=>[d[0]+h[0],d[1]+h[1],d[2]])}getLeftToRightEyeDepthDifference(n){const t=n[Qp[0]][2],e=n[tf[0]][2];return t-e}getEyeBox(n,t,e,r,i=!1){const a=Kn.squarifyBox(Kn.enlargeBox(this.calculateLandmarksBoundingBox([n[e],n[r]]),this.irisEnlarge)),s=Kn.getBoxSize(a);let o=Vr.image.cropAndResize(t,[[a.startPoint[1]/this.meshHeight,a.startPoint[0]/this.meshWidth,a.endPoint[1]/this.meshHeight,a.endPoint[0]/this.meshWidth]],[0],[this.irisSize,this.irisSize]);return i&&(o=Vr.image.flipLeftRight(o)),{box:a,boxSize:s,crop:o}}getEyeCoords(n,t,e,r=!1){const i=[];for(let a=0;a<nf;a++){const s=n[a*3],o=n[a*3+1],c=n[a*3+2];i.push([(r?1-s/this.irisSize:s/this.irisSize)*e[0]+t.startPoint[0],o/this.irisSize*e[1]+t.startPoint[1],c])}return{rawCoords:i,iris:i.slice(OV)}}getAdjustedIrisCoords(n,t,e){const r=n[qr.MESH_ANNOTATIONS[`${e}EyeUpper0`][CV]][2],i=n[qr.MESH_ANNOTATIONS[`${e}EyeLower0`][RV]][2],a=(r+i)/2;return t.map((s,o)=>{let c=a;return o===2?c=r:o===4&&(c=i),[s[0],s[1],c]})}async predict(n,t){this.runsWithoutFaceDetector+=1;let e=this.detectedFaces===0||this.detectedFaces!==this.regionsOfInterest.length,r;if((e||this.runsWithoutFaceDetector>t.detector.skipFrames)&&(r=await this.boundingBoxDetector.getBoundingBoxes(n)),t.detector.maxFaces>1&&r&&r.boxes&&r.boxes.length>0&&r.boxes.length!==this.detectedFaces&&(e=!0),e){if(!r||!r.boxes||r.boxes.length===0)return this.regionsOfInterest=[],this.detectedFaces=0,null;const a=r.boxes.map(s=>{const o=s.box.startPoint.squeeze(),c=s.box.endPoint.squeeze(),l={startPoint:o.arraySync(),endPoint:c.arraySync()};o.dispose(),c.dispose();const u=Kn.scaleBoxCoordinates(l,r.scaleFactor),h=Kn.enlargeBox(u),d=s.landmarks.arraySync();return{...h,landmarks:d}});this.updateRegionsOfInterest(a),this.runsWithoutFaceDetector=0}r&&r.boxes&&r.boxes.forEach(a=>{a.box.startPoint.dispose(),a.box.endPoint.dispose(),a.landmarks.dispose(),a.probability.dispose()});let i=Vr.tidy(()=>this.regionsOfInterest.map((a,s)=>{let o=0;const c=a.landmarks.length>=SV;let[l,u]=AV;c===!1&&([l,u]=_V),o=Gr.computeRotation(a.landmarks[l],a.landmarks[u]);const h=Kn.getBoxCenter({startPoint:a.startPoint,endPoint:a.endPoint}),d=[h[0]/n.shape[2],h[1]/n.shape[1]];let p=n,f=Gr.IDENTITY_MATRIX;o!==0&&(p=Vr.image.rotateWithOffset(n,o,0,d),f=Gr.buildRotationMatrix(-o,h));const m={startPoint:a.startPoint,endPoint:a.endPoint},g=Kn.cutBoxFromImageAndResize(m,p,[this.meshHeight,this.meshWidth]).div(255),[,y,w]=this.meshDetector.predict(g),b=y.dataSync()[0];if(y.dispose(),b<t.detector.minConfidence)return w.dispose(),null;const S=Vr.reshape(w,[-1,3]);let x=S.arraySync();if(t.iris.enabled){const{box:O,boxSize:D,crop:F}=this.getEyeBox(x,g,Qp[0],Qp[1],!0),{box:k,boxSize:B,crop:V}=this.getEyeBox(x,g,tf[0],tf[1]),P=this.irisModel.predict(Vr.concat([F,V])),q=P.dataSync();P.dispose();const K=q.slice(0,nf*3),{rawCoords:G,iris:H}=this.getEyeCoords(K,O,D,!0),J=q.slice(nf*3),{rawCoords:$,iris:ee}=this.getEyeCoords(J,k,B),te=this.getLeftToRightEyeDepthDifference(x);Math.abs(te)<30?(Cc(x,G,"left"),Cc(x,$,"right")):te<1?Cc(x,G,"left",["EyeUpper0","EyeLower0"]):Cc(x,$,"right",["EyeUpper0","EyeLower0"]);const ne=this.getAdjustedIrisCoords(x,H,"left"),re=this.getAdjustedIrisCoords(x,ee,"right");x=x.concat(ne).concat(re)}const N=this.transformRawCoords(x,a,o,f);Vr.dispose(x);const I=Kn.enlargeBox(this.calculateLandmarksBoundingBox(N)),C={coords:null,box:I,confidence:b,image:g};if(t.mesh.enabled){const O=Vr.tensor2d(N);this.regionsOfInterest[s]={...I,landmarks:O.arraySync()},C.coords=O}return C}));return i=i.filter(a=>a!==null),this.detectedFaces=i.length,i}updateRegionsOfInterest(n){for(let t=0;t<n.length;t++){const e=n[t],r=this.regionsOfInterest[t];let i=0;if(r&&r.startPoint){const[a,s]=e.startPoint,[o,c]=e.endPoint,[l,u]=r.startPoint,[h,d]=r.endPoint,p=Math.max(a,l),f=Math.max(s,u),m=Math.min(o,h),g=Math.min(c,d),y=(m-p)*(g-f),w=(o-a)*(c-s),b=(h-l)*(d-s);i=y/(w+b-y)}i<LV&&(this.regionsOfInterest[t]=e)}this.regionsOfInterest=this.regionsOfInterest.slice(0,n.length)}clearRegionOfInterest(n){this.regionsOfInterest[n]!=null&&(this.regionsOfInterest=[...this.regionsOfInterest.slice(0,n),...this.regionsOfInterest.slice(n+1)])}calculateLandmarksBoundingBox(n){const t=n.map(a=>a[0]),e=n.map(a=>a[1]),r=[Math.min(...t),Math.min(...e)],i=[Math.max(...t),Math.max(...e)];return{startPoint:r,endPoint:i,landmarks:n}}}zx.Pipeline=EV}),Hx=we(Mx=>{Mx.UV_COORDS=[[.499976992607117,.652534008026123],[.500025987625122,.547487020492554],[.499974012374878,.602371990680695],[.482113003730774,.471979022026062],[.500150978565216,.527155995368958],[.499909996986389,.498252987861633],[.499523013830185,.40106201171875],[.289712011814117,.380764007568359],[.499954998493195,.312398016452789],[.499987006187439,.269918978214264],[.500023007392883,.107050001621246],[.500023007392883,.666234016418457],[.5000159740448,.679224014282227],[.500023007392883,.692348003387451],[.499976992607117,.695277988910675],[.499976992607117,.70593398809433],[.499976992607117,.719385027885437],[.499976992607117,.737019002437592],[.499967992305756,.781370997428894],[.499816000461578,.562981009483337],[.473773002624512,.573909997940063],[.104906998574734,.254140973091125],[.365929991006851,.409575998783112],[.338757991790771,.41302502155304],[.311120003461838,.409460008144379],[.274657994508743,.389131009578705],[.393361985683441,.403706014156342],[.345234006643295,.344011008739471],[.370094001293182,.346076011657715],[.319321990013123,.347265005111694],[.297903001308441,.353591024875641],[.24779200553894,.410809993743896],[.396889001131058,.842755019664764],[.280097991228104,.375599980354309],[.106310002505779,.399955987930298],[.2099249958992,.391353011131287],[.355807989835739,.534406006336212],[.471751004457474,.65040397644043],[.474155008792877,.680191993713379],[.439785003662109,.657229006290436],[.414617002010345,.66654098033905],[.450374007225037,.680860996246338],[.428770989179611,.682690978050232],[.374971002340317,.727805018424988],[.486716985702515,.547628998756409],[.485300987958908,.527395009994507],[.257764995098114,.314490020275116],[.401223003864288,.455172002315521],[.429818987846375,.548614978790283],[.421351999044418,.533740997314453],[.276895999908447,.532056987285614],[.483370006084442,.499586999416351],[.33721199631691,.282882988452911],[.296391993761063,.293242990970612],[.169294998049736,.193813979625702],[.447580009698868,.302609980106354],[.392390012741089,.353887975215912],[.354490011930466,.696784019470215],[.067304998636246,.730105042457581],[.442739009857178,.572826027870178],[.457098007202148,.584792017936707],[.381974011659622,.694710969924927],[.392388999462128,.694203019142151],[.277076005935669,.271932005882263],[.422551989555359,.563233017921448],[.385919004678726,.281364023685455],[.383103013038635,.255840003490448],[.331431001424789,.119714021682739],[.229923993349075,.232002973556519],[.364500999450684,.189113974571228],[.229622006416321,.299540996551514],[.173287004232407,.278747975826263],[.472878992557526,.666198015213013],[.446828007698059,.668527007102966],[.422762006521225,.673889994621277],[.445307999849319,.580065965652466],[.388103008270264,.693961024284363],[.403039008378983,.706539988517761],[.403629004955292,.693953037261963],[.460041999816895,.557139039039612],[.431158006191254,.692366003990173],[.452181994915009,.692366003990173],[.475387006998062,.692366003990173],[.465828001499176,.779190003871918],[.472328990697861,.736225962638855],[.473087012767792,.717857003211975],[.473122000694275,.704625964164734],[.473033010959625,.695277988910675],[.427942007780075,.695277988910675],[.426479011774063,.703539967536926],[.423162013292313,.711845993995667],[.4183090031147,.720062971115112],[.390094995498657,.639572978019714],[.013953999616206,.560034036636353],[.499913990497589,.58014702796936],[.413199990987778,.69539999961853],[.409626007080078,.701822996139526],[.468080013990402,.601534962654114],[.422728985548019,.585985004901886],[.463079988956451,.593783974647522],[.37211999297142,.47341400384903],[.334562003612518,.496073007583618],[.411671012639999,.546965003013611],[.242175996303558,.14767599105835],[.290776997804642,.201445996761322],[.327338010072708,.256527006626129],[.399509996175766,.748921036720276],[.441727995872498,.261676013469696],[.429764986038208,.187834024429321],[.412198007106781,.108901023864746],[.288955003023148,.398952007293701],[.218936994671822,.435410976409912],[.41278201341629,.398970007896423],[.257135003805161,.355440020561218],[.427684992551804,.437960982322693],[.448339998722076,.536936044692993],[.178560003638268,.45755398273468],[.247308000922203,.457193970680237],[.286267012357712,.467674970626831],[.332827985286713,.460712015628815],[.368755996227264,.447206974029541],[.398963987827301,.432654976844788],[.476410001516342,.405806005001068],[.189241006970406,.523923993110657],[.228962004184723,.348950982093811],[.490725994110107,.562400996685028],[.404670000076294,.485132992267609],[.019469000399113,.401564002037048],[.426243007183075,.420431017875671],[.396993011236191,.548797011375427],[.266469985246658,.376977026462555],[.439121007919312,.51895797252655],[.032313998788595,.644356966018677],[.419054001569748,.387154996395111],[.462783008813858,.505746960639954],[.238978996872902,.779744982719421],[.198220998048782,.831938028335571],[.107550002634525,.540755033493042],[.183610007166862,.740257024765015],[.134409993886948,.333683013916016],[.385764002799988,.883153975009918],[.490967005491257,.579378008842468],[.382384985685349,.508572995662689],[.174399003386497,.397670984268188],[.318785011768341,.39623498916626],[.343364000320435,.400596976280212],[.396100014448166,.710216999053955],[.187885001301765,.588537991046906],[.430987000465393,.944064974784851],[.318993002176285,.898285031318665],[.266247987747192,.869701027870178],[.500023007392883,.190576016902924],[.499976992607117,.954452991485596],[.366169989109039,.398822009563446],[.393207013607025,.39553701877594],[.410373002290726,.391080021858215],[.194993004202843,.342101991176605],[.388664990663528,.362284004688263],[.365961998701096,.355970978736877],[.343364000320435,.355356991291046],[.318785011768341,.35834002494812],[.301414996385574,.363156020641327],[.058132998645306,.319076001644135],[.301414996385574,.387449026107788],[.499987989664078,.618434011936188],[.415838003158569,.624195992946625],[.445681989192963,.566076993942261],[.465844005346298,.620640993118286],[.49992299079895,.351523995399475],[.288718998432159,.819945991039276],[.335278987884521,.852819979190826],[.440512001514435,.902418971061707],[.128294005990028,.791940987110138],[.408771991729736,.373893976211548],[.455606997013092,.451801002025604],[.499877005815506,.908990025520325],[.375436991453171,.924192011356354],[.11421000212431,.615022003650665],[.448662012815475,.695277988910675],[.4480200111866,.704632043838501],[.447111994028091,.715808033943176],[.444831997156143,.730794012546539],[.430011987686157,.766808986663818],[.406787008047104,.685672998428345],[.400738000869751,.681069016456604],[.392399996519089,.677703022956848],[.367855995893478,.663918972015381],[.247923001646996,.601333022117615],[.452769994735718,.420849978923798],[.43639200925827,.359887003898621],[.416164010763168,.368713974952698],[.413385987281799,.692366003990173],[.228018000721931,.683571994304657],[.468268007040024,.352671027183533],[.411361992359161,.804327011108398],[.499989002943039,.469825029373169],[.479153990745544,.442654013633728],[.499974012374878,.439637005329132],[.432112008333206,.493588984012604],[.499886006116867,.866917014122009],[.49991300702095,.821729004383087],[.456548988819122,.819200992584229],[.344549000263214,.745438992977142],[.37890899181366,.574010014533997],[.374292999505997,.780184984207153],[.319687992334366,.570737957954407],[.357154995203018,.604269981384277],[.295284003019333,.621580958366394],[.447750002145767,.862477004528046],[.410986006259918,.508723020553589],[.31395098567009,.775308012962341],[.354128003120422,.812552988529205],[.324548006057739,.703992962837219],[.189096003770828,.646299958229065],[.279776990413666,.71465802192688],[.1338230073452,.682700991630554],[.336768001317978,.644733011722565],[.429883986711502,.466521978378296],[.455527991056442,.548622965812683],[.437114000320435,.558896005153656],[.467287987470627,.529924988746643],[.414712011814117,.335219979286194],[.37704598903656,.322777986526489],[.344107985496521,.320150971412659],[.312875986099243,.32233202457428],[.283526003360748,.333190023899078],[.241245999932289,.382785975933075],[.102986000478268,.468762993812561],[.267612010240555,.424560010433197],[.297879010438919,.433175981044769],[.333433985710144,.433878004550934],[.366427004337311,.426115989685059],[.396012008190155,.416696012020111],[.420121014118195,.41022801399231],[.007561000064015,.480777025222778],[.432949006557465,.569517970085144],[.458638995885849,.479089021682739],[.473466008901596,.545744001865387],[.476087987422943,.563830018043518],[.468472003936768,.555056989192963],[.433990985155106,.582361996173859],[.483518004417419,.562983989715576],[.482482999563217,.57784903049469],[.42645001411438,.389798998832703],[.438998997211456,.39649498462677],[.450067013502121,.400434017181396],[.289712011814117,.368252992630005],[.276670008897781,.363372981548309],[.517862021923065,.471948027610779],[.710287988185883,.380764007568359],[.526226997375488,.573909997940063],[.895093023777008,.254140973091125],[.634069979190826,.409575998783112],[.661242008209229,.41302502155304],[.688880026340485,.409460008144379],[.725341975688934,.389131009578705],[.606630027294159,.40370500087738],[.654766023159027,.344011008739471],[.629905998706818,.346076011657715],[.680678009986877,.347265005111694],[.702096998691559,.353591024875641],[.75221198797226,.410804986953735],[.602918028831482,.842862963676453],[.719901978969574,.375599980354309],[.893692970275879,.399959981441498],[.790081977844238,.391354024410248],[.643998026847839,.534487962722778],[.528249025344849,.65040397644043],[.525849997997284,.680191040039062],[.560214996337891,.657229006290436],[.585384011268616,.66654098033905],[.549625992774963,.680860996246338],[.57122802734375,.682691991329193],[.624852001667023,.72809898853302],[.513050019741058,.547281980514526],[.51509702205658,.527251958847046],[.742246985435486,.314507007598877],[.598631024360657,.454979002475739],[.570338010787964,.548575043678284],[.578631997108459,.533622980117798],[.723087012767792,.532054007053375],[.516445994377136,.499638974666595],[.662801027297974,.282917976379395],[.70362401008606,.293271005153656],[.830704987049103,.193813979625702],[.552385985851288,.302568018436432],[.607609987258911,.353887975215912],[.645429015159607,.696707010269165],[.932694971561432,.730105042457581],[.557260990142822,.572826027870178],[.542901992797852,.584792017936707],[.6180260181427,.694710969924927],[.607590973377228,.694203019142151],[.722943007946014,.271963000297546],[.577413976192474,.563166975975037],[.614082992076874,.281386971473694],[.616907000541687,.255886018276215],[.668509006500244,.119913995265961],[.770092010498047,.232020974159241],[.635536015033722,.189248979091644],[.77039098739624,.299556016921997],[.826722025871277,.278755009174347],[.527121007442474,.666198015213013],[.553171992301941,.668527007102966],[.577238023281097,.673889994621277],[.554691970348358,.580065965652466],[.611896991729736,.693961024284363],[.59696102142334,.706539988517761],[.596370995044708,.693953037261963],[.539958000183105,.557139039039612],[.568841993808746,.692366003990173],[.547818005084991,.692366003990173],[.52461302280426,.692366003990173],[.534089982509613,.779141008853912],[.527670979499817,.736225962638855],[.526912987232208,.717857003211975],[.526877999305725,.704625964164734],[.526966989040375,.695277988910675],[.572058022022247,.695277988910675],[.573521018028259,.703539967536926],[.57683801651001,.711845993995667],[.581691026687622,.720062971115112],[.609944999217987,.639909982681274],[.986046016216278,.560034036636353],[.5867999792099,.69539999961853],[.590372025966644,.701822996139526],[.531915009021759,.601536989212036],[.577268004417419,.585934996604919],[.536915004253387,.593786001205444],[.627542972564697,.473352015018463],[.665585994720459,.495950996875763],[.588353991508484,.546862006187439],[.757824003696442,.14767599105835],[.709249973297119,.201507985591888],[.672684013843536,.256581008434296],[.600408971309662,.74900496006012],[.55826598405838,.261672019958496],[.570303976535797,.187870979309082],[.588165998458862,.109044015407562],[.711045026779175,.398952007293701],[.781069993972778,.435405015945435],[.587247014045715,.398931980133057],[.742869973182678,.355445981025696],[.572156012058258,.437651991844177],[.55186802148819,.536570012569427],[.821442008018494,.457556009292603],[.752701997756958,.457181990146637],[.71375697851181,.467626988887787],[.66711300611496,.460672974586487],[.631101012229919,.447153985500336],[.6008620262146,.432473003864288],[.523481011390686,.405627012252808],[.810747981071472,.523926019668579],[.771045982837677,.348959028720856],[.509127020835876,.562718033790588],[.595292985439301,.485023975372314],[.980530977249146,.401564002037048],[.573499977588654,.420000016689301],[.602994978427887,.548687994480133],[.733529984951019,.376977026462555],[.560611009597778,.519016981124878],[.967685997486115,.644356966018677],[.580985009670258,.387160003185272],[.537728011608124,.505385041236877],[.760966002941132,.779752969741821],[.801778972148895,.831938028335571],[.892440974712372,.54076099395752],[.816350996494293,.740260004997253],[.865594983100891,.333687007427216],[.614073991775513,.883246004581451],[.508952975273132,.579437971115112],[.617941975593567,.508316040039062],[.825608015060425,.397674977779388],[.681214988231659,.39623498916626],[.656635999679565,.400596976280212],[.603900015354156,.710216999053955],[.81208598613739,.588539004325867],[.56801301240921,.944564998149872],[.681007981300354,.898285031318665],[.733752012252808,.869701027870178],[.633830010890961,.398822009563446],[.606792986392975,.39553701877594],[.589659988880157,.391062021255493],[.805015981197357,.342108011245728],[.611334979534149,.362284004688263],[.634037971496582,.355970978736877],[.656635999679565,.355356991291046],[.681214988231659,.35834002494812],[.698584973812103,.363156020641327],[.941866993904114,.319076001644135],[.698584973812103,.387449026107788],[.584177017211914,.624107003211975],[.554318010807037,.566076993942261],[.534153997898102,.62064003944397],[.711217999458313,.819975018501282],[.664629995822906,.852871000766754],[.559099972248077,.902631998062134],[.871706008911133,.791940987110138],[.591234028339386,.373893976211548],[.544341027736664,.451583981513977],[.624562978744507,.924192011356354],[.88577002286911,.615028977394104],[.551338016986847,.695277988910675],[.551980018615723,.704632043838501],[.552887976169586,.715808033943176],[.555167973041534,.730794012546539],[.569944024085999,.767035007476807],[.593203008174896,.685675978660583],[.599261999130249,.681069016456604],[.607599973678589,.677703022956848],[.631937980651855,.663500010967255],[.752032995223999,.601315021514893],[.547226011753082,.420395016670227],[.563543975353241,.359827995300293],[.583841025829315,.368713974952698],[.586614012718201,.692366003990173],[.771915018558502,.683578014373779],[.531597018241882,.352482974529266],[.588370978832245,.804440975189209],[.52079701423645,.442565023899078],[.567984998226166,.493479013442993],[.543282985687256,.819254994392395],[.655317008495331,.745514988899231],[.621008992195129,.574018001556396],[.625559985637665,.78031200170517],[.680198013782501,.570719003677368],[.64276397228241,.604337990283966],[.704662978649139,.621529996395111],[.552012026309967,.862591981887817],[.589071989059448,.508637011051178],[.685944974422455,.775357007980347],[.645735025405884,.812640011310577],[.675342977046967,.703978002071381],[.810858011245728,.646304965019226],[.72012197971344,.714666962623596],[.866151988506317,.682704985141754],[.663187026977539,.644596993923187],[.570082008838654,.466325998306274],[.544561982154846,.548375964164734],[.562758982181549,.558784961700439],[.531987011432648,.530140042304993],[.585271000862122,.335177004337311],[.622952997684479,.32277899980545],[.655896008014679,.320163011550903],[.687132000923157,.322345972061157],[.716481983661652,.333200991153717],[.758756995201111,.382786989212036],[.897013008594513,.468769013881683],[.732392013072968,.424547016620636],[.70211398601532,.433162987232208],[.66652500629425,.433866024017334],[.633504986763,.426087975502014],[.603875994682312,.416586995124817],[.579657971858978,.409945011138916],[.992439985275269,.480777025222778],[.567192018032074,.569419980049133],[.54136598110199,.478899002075195],[.526564002037048,.546118021011353],[.523913025856018,.563830018043518],[.531529009342194,.555056989192963],[.566035985946655,.582329034805298],[.51631098985672,.563053965568542],[.5174720287323,.577877044677734],[.573594987392426,.389806985855103],[.560697972774506,.395331978797913],[.549755990505219,.399751007556915],[.710287988185883,.368252992630005],[.723330020904541,.363372981548309]]}),Vx=we(DV=>{Di(DV,{default:()=>kV});var kV=[127,34,139,11,0,37,232,231,120,72,37,39,128,121,47,232,121,128,104,69,67,175,171,148,157,154,155,118,50,101,73,39,40,9,151,108,48,115,131,194,204,211,74,40,185,80,42,183,40,92,186,230,229,118,202,212,214,83,18,17,76,61,146,160,29,30,56,157,173,106,204,194,135,214,192,203,165,98,21,71,68,51,45,4,144,24,23,77,146,91,205,50,187,201,200,18,91,106,182,90,91,181,85,84,17,206,203,36,148,171,140,92,40,39,193,189,244,159,158,28,247,246,161,236,3,196,54,68,104,193,168,8,117,228,31,189,193,55,98,97,99,126,47,100,166,79,218,155,154,26,209,49,131,135,136,150,47,126,217,223,52,53,45,51,134,211,170,140,67,69,108,43,106,91,230,119,120,226,130,247,63,53,52,238,20,242,46,70,156,78,62,96,46,53,63,143,34,227,173,155,133,123,117,111,44,125,19,236,134,51,216,206,205,154,153,22,39,37,167,200,201,208,36,142,100,57,212,202,20,60,99,28,158,157,35,226,113,160,159,27,204,202,210,113,225,46,43,202,204,62,76,77,137,123,116,41,38,72,203,129,142,64,98,240,49,102,64,41,73,74,212,216,207,42,74,184,169,170,211,170,149,176,105,66,69,122,6,168,123,147,187,96,77,90,65,55,107,89,90,180,101,100,120,63,105,104,93,137,227,15,86,85,129,102,49,14,87,86,55,8,9,100,47,121,145,23,22,88,89,179,6,122,196,88,95,96,138,172,136,215,58,172,115,48,219,42,80,81,195,3,51,43,146,61,171,175,199,81,82,38,53,46,225,144,163,110,246,33,7,52,65,66,229,228,117,34,127,234,107,108,69,109,108,151,48,64,235,62,78,191,129,209,126,111,35,143,163,161,246,117,123,50,222,65,52,19,125,141,221,55,65,3,195,197,25,7,33,220,237,44,70,71,139,122,193,245,247,130,33,71,21,162,153,158,159,170,169,150,188,174,196,216,186,92,144,160,161,2,97,167,141,125,241,164,167,37,72,38,12,145,159,160,38,82,13,63,68,71,226,35,111,158,153,154,101,50,205,206,92,165,209,198,217,165,167,97,220,115,218,133,112,243,239,238,241,214,135,169,190,173,133,171,208,32,125,44,237,86,87,178,85,86,179,84,85,180,83,84,181,201,83,182,137,93,132,76,62,183,61,76,184,57,61,185,212,57,186,214,207,187,34,143,156,79,239,237,123,137,177,44,1,4,201,194,32,64,102,129,213,215,138,59,166,219,242,99,97,2,94,141,75,59,235,24,110,228,25,130,226,23,24,229,22,23,230,26,22,231,112,26,232,189,190,243,221,56,190,28,56,221,27,28,222,29,27,223,30,29,224,247,30,225,238,79,20,166,59,75,60,75,240,147,177,215,20,79,166,187,147,213,112,233,244,233,128,245,128,114,188,114,217,174,131,115,220,217,198,236,198,131,134,177,132,58,143,35,124,110,163,7,228,110,25,356,389,368,11,302,267,452,350,349,302,303,269,357,343,277,452,453,357,333,332,297,175,152,377,384,398,382,347,348,330,303,304,270,9,336,337,278,279,360,418,262,431,304,408,409,310,415,407,270,409,410,450,348,347,422,430,434,313,314,17,306,307,375,387,388,260,286,414,398,335,406,418,364,367,416,423,358,327,251,284,298,281,5,4,373,374,253,307,320,321,425,427,411,421,313,18,321,405,406,320,404,405,315,16,17,426,425,266,377,400,369,322,391,269,417,465,464,386,257,258,466,260,388,456,399,419,284,332,333,417,285,8,346,340,261,413,441,285,327,460,328,355,371,329,392,439,438,382,341,256,429,420,360,364,394,379,277,343,437,443,444,283,275,440,363,431,262,369,297,338,337,273,375,321,450,451,349,446,342,467,293,334,282,458,461,462,276,353,383,308,324,325,276,300,293,372,345,447,382,398,362,352,345,340,274,1,19,456,248,281,436,427,425,381,256,252,269,391,393,200,199,428,266,330,329,287,273,422,250,462,328,258,286,384,265,353,342,387,259,257,424,431,430,342,353,276,273,335,424,292,325,307,366,447,345,271,303,302,423,266,371,294,455,460,279,278,294,271,272,304,432,434,427,272,407,408,394,430,431,395,369,400,334,333,299,351,417,168,352,280,411,325,319,320,295,296,336,319,403,404,330,348,349,293,298,333,323,454,447,15,16,315,358,429,279,14,15,316,285,336,9,329,349,350,374,380,252,318,402,403,6,197,419,318,319,325,367,364,365,435,367,397,344,438,439,272,271,311,195,5,281,273,287,291,396,428,199,311,271,268,283,444,445,373,254,339,263,466,249,282,334,296,449,347,346,264,447,454,336,296,299,338,10,151,278,439,455,292,407,415,358,371,355,340,345,372,390,249,466,346,347,280,442,443,282,19,94,370,441,442,295,248,419,197,263,255,359,440,275,274,300,383,368,351,412,465,263,467,466,301,368,389,380,374,386,395,378,379,412,351,419,436,426,322,373,390,388,2,164,393,370,462,461,164,0,267,302,11,12,374,373,387,268,12,13,293,300,301,446,261,340,385,384,381,330,266,425,426,423,391,429,355,437,391,327,326,440,457,438,341,382,362,459,457,461,434,430,394,414,463,362,396,369,262,354,461,457,316,403,402,315,404,403,314,405,404,313,406,405,421,418,406,366,401,361,306,408,407,291,409,408,287,410,409,432,436,410,434,416,411,264,368,383,309,438,457,352,376,401,274,275,4,421,428,262,294,327,358,433,416,367,289,455,439,462,370,326,2,326,370,305,460,455,254,449,448,255,261,446,253,450,449,252,451,450,256,452,451,341,453,452,413,464,463,441,413,414,258,442,441,257,443,442,259,444,443,260,445,444,467,342,445,459,458,250,289,392,290,290,328,460,376,433,435,250,290,392,411,416,433,341,463,464,453,464,465,357,465,412,343,412,399,360,363,440,437,399,456,420,456,363,401,435,288,372,383,353,339,255,249,448,261,255,133,243,190,133,155,112,33,246,247,33,130,25,398,384,286,362,398,414,362,463,341,263,359,467,263,249,255,466,467,260,75,60,166,238,239,79,162,127,139,72,11,37,121,232,120,73,72,39,114,128,47,233,232,128,103,104,67,152,175,148,173,157,155,119,118,101,74,73,40,107,9,108,49,48,131,32,194,211,184,74,185,191,80,183,185,40,186,119,230,118,210,202,214,84,83,17,77,76,146,161,160,30,190,56,173,182,106,194,138,135,192,129,203,98,54,21,68,5,51,4,145,144,23,90,77,91,207,205,187,83,201,18,181,91,182,180,90,181,16,85,17,205,206,36,176,148,140,165,92,39,245,193,244,27,159,28,30,247,161,174,236,196,103,54,104,55,193,8,111,117,31,221,189,55,240,98,99,142,126,100,219,166,218,112,155,26,198,209,131,169,135,150,114,47,217,224,223,53,220,45,134,32,211,140,109,67,108,146,43,91,231,230,120,113,226,247,105,63,52,241,238,242,124,46,156,95,78,96,70,46,63,116,143,227,116,123,111,1,44,19,3,236,51,207,216,205,26,154,22,165,39,167,199,200,208,101,36,100,43,57,202,242,20,99,56,28,157,124,35,113,29,160,27,211,204,210,124,113,46,106,43,204,96,62,77,227,137,116,73,41,72,36,203,142,235,64,240,48,49,64,42,41,74,214,212,207,183,42,184,210,169,211,140,170,176,104,105,69,193,122,168,50,123,187,89,96,90,66,65,107,179,89,180,119,101,120,68,63,104,234,93,227,16,15,85,209,129,49,15,14,86,107,55,9,120,100,121,153,145,22,178,88,179,197,6,196,89,88,96,135,138,136,138,215,172,218,115,219,41,42,81,5,195,51,57,43,61,208,171,199,41,81,38,224,53,225,24,144,110,105,52,66,118,229,117,227,34,234,66,107,69,10,109,151,219,48,235,183,62,191,142,129,126,116,111,143,7,163,246,118,117,50,223,222,52,94,19,141,222,221,65,196,3,197,45,220,44,156,70,139,188,122,245,139,71,162,145,153,159,149,170,150,122,188,196,206,216,92,163,144,161,164,2,167,242,141,241,0,164,37,11,72,12,144,145,160,12,38,13,70,63,71,31,226,111,157,158,154,36,101,205,203,206,165,126,209,217,98,165,97,237,220,218,237,239,241,210,214,169,140,171,32,241,125,237,179,86,178,180,85,179,181,84,180,182,83,181,194,201,182,177,137,132,184,76,183,185,61,184,186,57,185,216,212,186,192,214,187,139,34,156,218,79,237,147,123,177,45,44,4,208,201,32,98,64,129,192,213,138,235,59,219,141,242,97,97,2,141,240,75,235,229,24,228,31,25,226,230,23,229,231,22,230,232,26,231,233,112,232,244,189,243,189,221,190,222,28,221,223,27,222,224,29,223,225,30,224,113,247,225,99,60,240,213,147,215,60,20,166,192,187,213,243,112,244,244,233,245,245,128,188,188,114,174,134,131,220,174,217,236,236,198,134,215,177,58,156,143,124,25,110,7,31,228,25,264,356,368,0,11,267,451,452,349,267,302,269,350,357,277,350,452,357,299,333,297,396,175,377,381,384,382,280,347,330,269,303,270,151,9,337,344,278,360,424,418,431,270,304,409,272,310,407,322,270,410,449,450,347,432,422,434,18,313,17,291,306,375,259,387,260,424,335,418,434,364,416,391,423,327,301,251,298,275,281,4,254,373,253,375,307,321,280,425,411,200,421,18,335,321,406,321,320,405,314,315,17,423,426,266,396,377,369,270,322,269,413,417,464,385,386,258,248,456,419,298,284,333,168,417,8,448,346,261,417,413,285,326,327,328,277,355,329,309,392,438,381,382,256,279,429,360,365,364,379,355,277,437,282,443,283,281,275,363,395,431,369,299,297,337,335,273,321,348,450,349,359,446,467,283,293,282,250,458,462,300,276,383,292,308,325,283,276,293,264,372,447,346,352,340,354,274,19,363,456,281,426,436,425,380,381,252,267,269,393,421,200,428,371,266,329,432,287,422,290,250,328,385,258,384,446,265,342,386,387,257,422,424,430,445,342,276,422,273,424,306,292,307,352,366,345,268,271,302,358,423,371,327,294,460,331,279,294,303,271,304,436,432,427,304,272,408,395,394,431,378,395,400,296,334,299,6,351,168,376,352,411,307,325,320,285,295,336,320,319,404,329,330,349,334,293,333,366,323,447,316,15,315,331,358,279,317,14,316,8,285,9,277,329,350,253,374,252,319,318,403,351,6,419,324,318,325,397,367,365,288,435,397,278,344,439,310,272,311,248,195,281,375,273,291,175,396,199,312,311,268,276,283,445,390,373,339,295,282,296,448,449,346,356,264,454,337,336,299,337,338,151,294,278,455,308,292,415,429,358,355,265,340,372,388,390,466,352,346,280,295,442,282,354,19,370,285,441,295,195,248,197,457,440,274,301,300,368,417,351,465,251,301,389,385,380,386,394,395,379,399,412,419,410,436,322,387,373,388,326,2,393,354,370,461,393,164,267,268,302,12,386,374,387,312,268,13,298,293,301,265,446,340,380,385,381,280,330,425,322,426,391,420,429,437,393,391,326,344,440,438,458,459,461,364,434,394,428,396,262,274,354,457,317,316,402,316,315,403,315,314,404,314,313,405,313,421,406,323,366,361,292,306,407,306,291,408,291,287,409,287,432,410,427,434,411,372,264,383,459,309,457,366,352,401,1,274,4,418,421,262,331,294,358,435,433,367,392,289,439,328,462,326,94,2,370,289,305,455,339,254,448,359,255,446,254,253,449,253,252,450,252,256,451,256,341,452,414,413,463,286,441,414,286,258,441,258,257,442,257,259,443,259,260,444,260,467,445,309,459,250,305,289,290,305,290,460,401,376,435,309,250,392,376,411,433,453,341,464,357,453,465,343,357,412,437,343,399,344,360,440,420,437,456,360,420,363,361,401,288,265,372,353,390,339,249,339,448,255]}),Yx=we(Ds=>{const rf=zt(),FV=Ex(),qx=$p(),WV=Px(),UV=Hx(),BV=Vx().default;class Gx{constructor(n,t,e,r){this.pipeline=new WV.Pipeline(n,t,e,r),r&&(this.config=r)}async estimateFaces(n,t){t&&(this.config=t);const e=await this.pipeline.predict(n,t),r=[];for(const i of e||[]){if(i.isDisposedInternal)continue;const a=i.coords?i.coords.arraySync():null,s={};if(a&&a.length>0)for(const o in qx.MESH_ANNOTATIONS)(this.config.iris.enabled||o.includes("Iris")===!1)&&(s[o]=qx.MESH_ANNOTATIONS[o].map(c=>a[c]));r.push({confidence:i.confidence||0,box:i.box?[i.box.startPoint[0],i.box.startPoint[1],i.box.endPoint[0]-i.box.startPoint[0],i.box.endPoint[1]-i.box.startPoint[1]]:0,mesh:a,annotations:s,image:i.image?rf.clone(i.image):null}),i.coords&&i.coords.dispose(),i.image&&i.image.dispose()}return r}}async function zV(n){const t=await Promise.all([FV.load(n),rf.loadGraphModel(n.mesh.modelPath,{fromTFHub:n.mesh.modelPath.includes("tfhub.dev")}),rf.loadGraphModel(n.iris.modelPath,{fromTFHub:n.iris.modelPath.includes("tfhub.dev")})]),e=new Gx(t[0],t[1],t[2],n);return console.log(`Human: load model: ${n.mesh.modelPath.match(/\/(.*)\./)[1]}`),console.log(`Human: load model: ${n.iris.modelPath.match(/\/(.*)\./)[1]}`),e}Ds.load=zV;Ds.MediaPipeFaceMesh=Gx;Ds.uv_coords=UV;Ds.triangulation=BV}),ks=we(jx=>{const PV={};function MV(n,t){if(!t||!t.kernels)return;const e=5,r=t.kernels.filter(o=>o.kernelTimeMs>0).reduce((o,c)=>o+=c.kernelTimeMs,0),i=t.kernels.map((o,c)=>(o.id=c,o)).filter(o=>o.kernelTimeMs>0).sort((o,c)=>c.kernelTimeMs-o.kernelTimeMs),a=t.kernels.map((o,c)=>(o.id=c,o)).filter(o=>o.totalBytesSnapshot>0).sort((o,c)=>c.totalBytesSnapshot-o.totalBytesSnapshot);i.length>e&&(i.length=e),a.length>e&&(a.length=e);const s={newBytes:t.newBytes,newTensors:t.newTensors,peakBytes:t.peakBytes,numKernelOps:t.kernels.length,timeKernelOps:r,slowestKernelOps:i,largestKernelOps:a};PV[n]=s,console.log("Human profiler",n,s)}jx.run=MV}),Kx=we(af=>{const Fs=zt(),HV=ks(),Ws={};let Rc={age:0},sf=Number.MAX_SAFE_INTEGER;const Oc=[0,0];async function VV(n){return Ws.age||(Ws.age=await Fs.loadGraphModel(n.face.age.modelPath),console.log(`Human: load model: ${n.face.age.modelPath.match(/\/(.*)\./)[1]}`)),Ws.age}async function qV(n,t){return sf<t.face.age.skipFrames&&Rc.age&&Rc.age>0?(sf+=1,Rc):(sf=0,new Promise(async e=>{const r=[[n.shape[1]*Oc[0]/n.shape[1],n.shape[2]*Oc[1]/n.shape[2],(n.shape[1]-n.shape[1]*Oc[0])/n.shape[1],(n.shape[2]-n.shape[2]*Oc[1])/n.shape[2]]],i=Fs.image.cropAndResize(n,r,[0],[t.face.age.inputSize,t.face.age.inputSize]),a=Fs.mul(i,[255]);Fs.dispose(i);let s;const o={};if(!t.profile)t.face.age.enabled&&(s=await Ws.age.predict(a));else{const c=t.face.age.enabled?await Fs.profile(()=>Ws.age.predict(a)):{};s=c.result.clone(),c.result.dispose(),HV.run("age",c)}if(a.dispose(),s){const c=s.dataSync();o.age=Math.trunc(10*c[0])/10}s.dispose(),Rc=o,e(o)}))}af.predict=qV;af.load=VV}),$x=we(of=>{const Dn=zt(),GV=ks(),_a={};let cf={gender:""},lf=Number.MAX_SAFE_INTEGER,uf=!1;const Ec=[0,0],hf=[.2989,.587,.114];async function YV(n){return _a.gender||(_a.gender=await Dn.loadGraphModel(n.face.gender.modelPath),uf=_a.gender.inputs[0].shape[3]===1,console.log(`Human: load model: ${n.face.gender.modelPath.match(/\/(.*)\./)[1]}`)),_a.gender}async function jV(n,t){return lf<t.face.gender.skipFrames&&cf.gender!==""?(lf+=1,cf):(lf=0,new Promise(async e=>{const r=[[n.shape[1]*Ec[0]/n.shape[1],n.shape[2]*Ec[1]/n.shape[2],(n.shape[1]-n.shape[1]*Ec[0])/n.shape[1],(n.shape[2]-n.shape[2]*Ec[1])/n.shape[2]]],i=Dn.image.cropAndResize(n,r,[0],[t.face.gender.inputSize,t.face.gender.inputSize]);let a;uf?a=Dn.tidy(()=>{const[c,l,u]=Dn.split(i,3,3),h=Dn.mul(c,hf[0]),d=Dn.mul(l,hf[1]),p=Dn.mul(u,hf[2]),f=Dn.addN([h,d,p]);return f.sub(.5).mul(2)}):a=Dn.mul(i,[255]),Dn.dispose(i);let s;const o={};if(!t.profile)t.face.gender.enabled&&(s=await _a.gender.predict(a));else{const c=t.face.gender.enabled?await Dn.profile(()=>_a.gender.predict(a)):{};s=c.result.clone(),c.result.dispose(),GV.run("gender",c)}if(a.dispose(),s){const c=s.dataSync();if(uf){const l=Math.trunc(100*Math.abs(c[0]-c[1]))/100;l>t.face.gender.minConfidence&&(o.gender=c[0]>c[1]?"female":"male",o.confidence=l)}else{const l=Math.trunc(200*Math.abs(c[0]-.5))/100;l>t.face.gender.minConfidence&&(o.gender=c[0]<=.5?"female":"male",o.confidence=l)}}s.dispose(),cf=o,e(o)}))}of.predict=jV;of.load=YV}),Jx=we(df=>{const $n=zt(),KV=ks(),$V=["angry","disgust","fear","happy","sad","surpise","neutral"],Us={};let pf=[],ff=Number.MAX_SAFE_INTEGER;const Dc=[0,0],mf=[.2989,.587,.114],Xx=1;async function XV(n){return Us.emotion||(Us.emotion=await $n.loadGraphModel(n.face.emotion.modelPath),console.log(`Human: load model: ${n.face.emotion.modelPath.match(/\/(.*)\./)[1]}`)),Us.emotion}async function JV(n,t){return ff<t.face.emotion.skipFrames&&pf.length>0?(ff+=1,pf):(ff=0,new Promise(async e=>{const r=[[n.shape[1]*Dc[0]/n.shape[1],n.shape[2]*Dc[1]/n.shape[2],(n.shape[1]-n.shape[1]*Dc[0])/n.shape[1],(n.shape[2]-n.shape[2]*Dc[1])/n.shape[2]]],i=$n.image.cropAndResize(n,r,[0],[t.face.emotion.inputSize,t.face.emotion.inputSize]),[a,s,o]=$n.split(i,3,3);i.dispose();const c=$n.mul(a,mf[0]),l=$n.mul(s,mf[1]),u=$n.mul(o,mf[2]);a.dispose(),s.dispose(),o.dispose();const h=$n.addN([c,l,u]);c.dispose(),l.dispose(),u.dispose();const d=$n.tidy(()=>h.sub(.5).mul(2));h.dispose();const p=[];if(t.face.emotion.enabled){let f;if(t.profile){const m=await $n.profile(()=>Us.emotion.predict(d));f=m.result.dataSync(),m.result.dispose(),KV.run("emotion",m)}else{const m=await Us.emotion.predict(d);f=m.dataSync(),$n.dispose(m)}for(let m=0;m<f.length;m++)Xx*f[m]>t.face.emotion.minConfidence&&p.push({score:Math.min(.99,Math.trunc(100*Xx*f[m])/100),emotion:$V[m]});p.sort((m,g)=>g.score-m.score)}d.dispose(),pf=p,e(p)}))}df.predict=JV;df.load=XV}),Qx=we(Zx=>{const ZV=zt();class QV{constructor(n,t){this.model=n,this.outputStride=t}predict(n){return ZV.tidy(()=>{const t=this.preprocessInput(n.toFloat()),e=t.expandDims(0),r=this.model.predict(e),i=r.map(s=>s.squeeze([0])),a=this.nameOutputResults(i);return{heatmapScores:a.heatmap.sigmoid(),offsets:a.offsets,displacementFwd:a.displacementFwd,displacementBwd:a.displacementBwd}})}dispose(){this.model.dispose()}}Zx.BaseModel=QV}),gf=we(eS=>{const tS=zt(),eq=Qx();class tq extends eq.BaseModel{preprocessInput(n){return tS.tidy(()=>tS.div(n,127.5).sub(1))}nameOutputResults(n){const[t,e,r,i]=n;return{offsets:t,heatmap:e,displacementFwd:r,displacementBwd:i}}}eS.MobileNet=tq}),rS=we(nS=>{function yf(n){return Math.floor(n/2)}class nq{constructor(n,t){this.priorityQueue=new Array(n),this.numberOfElements=-1,this.getElementValue=t}enqueue(n){this.priorityQueue[++this.numberOfElements]=n,this.swim(this.numberOfElements)}dequeue(){const n=this.priorityQueue[0];return this.exchange(0,this.numberOfElements--),this.sink(0),this.priorityQueue[this.numberOfElements+1]=null,n}empty(){return this.numberOfElements===-1}size(){return this.numberOfElements+1}all(){return this.priorityQueue.slice(0,this.numberOfElements+1)}max(){return this.priorityQueue[0]}swim(n){for(;n>0&&this.less(yf(n),n);)this.exchange(n,yf(n)),n=yf(n)}sink(n){for(;2*n<=this.numberOfElements;){let t=2*n;if(t<this.numberOfElements&&this.less(t,t+1)&&t++,!this.less(n,t))break;this.exchange(n,t),n=t}}getValueAt(n){return this.getElementValue(this.priorityQueue[n])}less(n,t){return this.getValueAt(n)<this.getValueAt(t)}exchange(n,t){const e=this.priorityQueue[n];this.priorityQueue[n]=this.priorityQueue[t],this.priorityQueue[t]=e}}nS.MaxHeap=nq}),aS=we(iS=>{const rq=rS();function iq(n,t,e,r,i,a){const[s,o]=a.shape;let c=!0;const l=Math.max(e-i,0),u=Math.min(e+i+1,s);for(let h=l;h<u;++h){const d=Math.max(r-i,0),p=Math.min(r+i+1,o);for(let f=d;f<p;++f)if(a.get(h,f,n)>t){c=!1;break}if(!c)break}return c}function aq(n,t,e){const[r,i,a]=e.shape,s=new rq.MaxHeap(r*i*a,({score:o})=>o);for(let o=0;o<r;++o)for(let c=0;c<i;++c)for(let l=0;l<a;++l){const u=e.get(o,c,l);if(u<n)continue;iq(l,u,o,c,t,e)&&s.enqueue({score:u,part:{heatmapY:o,heatmapX:c,id:l}})}return s}iS.buildPartWithScoreQueue=aq}),Bs=we(kn=>{kn.partNames=["nose","leftEye","rightEye","leftEar","rightEar","leftShoulder","rightShoulder","leftElbow","rightElbow","leftWrist","rightWrist","leftHip","rightHip","leftKnee","rightKnee","leftAnkle","rightAnkle"];kn.NUM_KEYPOINTS=kn.partNames.length;kn.partIds=kn.partNames.reduce((n,t,e)=>(n[t]=e,n),{});const sq=[["leftHip","leftShoulder"],["leftElbow","leftShoulder"],["leftElbow","leftWrist"],["leftHip","leftKnee"],["leftKnee","leftAnkle"],["rightHip","rightShoulder"],["rightElbow","rightShoulder"],["rightElbow","rightWrist"],["rightHip","rightKnee"],["rightKnee","rightAnkle"],["leftShoulder","rightShoulder"],["leftHip","rightHip"]];kn.poseChain=[["nose","leftEye"],["leftEye","leftEar"],["nose","rightEye"],["rightEye","rightEar"],["nose","leftShoulder"],["leftShoulder","leftElbow"],["leftElbow","leftWrist"],["leftShoulder","leftHip"],["leftHip","leftKnee"],["leftKnee","leftAnkle"],["nose","rightShoulder"],["rightShoulder","rightElbow"],["rightElbow","rightWrist"],["rightShoulder","rightHip"],["rightHip","rightKnee"],["rightKnee","rightAnkle"]];kn.connectedPartIndices=sq.map(([n,t])=>[kn.partIds[n],kn.partIds[t]]);kn.partChannels=["left_face","right_face","right_upper_leg_front","right_lower_leg_back","right_upper_leg_back","left_lower_leg_front","left_upper_leg_front","left_upper_leg_back","left_lower_leg_back","right_feet","right_lower_leg_front","left_feet","torso_front","torso_back","right_upper_arm_front","right_upper_arm_back","right_lower_arm_back","left_lower_arm_front","left_upper_arm_front","left_upper_arm_back","left_lower_arm_back","right_hand","right_lower_arm_front","left_hand"]}),wf=we(Yr=>{const oq=Bs();function sS(n,t,e,r){return{y:r.get(n,t,e),x:r.get(n,t,e+oq.NUM_KEYPOINTS)}}Yr.getOffsetPoint=sS;function cq(n,t,e){const{heatmapY:r,heatmapX:i,id:a}=n,{y:s,x:o}=sS(r,i,a,e);return{x:n.heatmapX*t+o,y:n.heatmapY*t+s}}Yr.getImageCoords=cq;function lq(n,t){const e=new Array(t);for(let r=0;r<t;r++)e[r]=n;return e}Yr.fillArray=lq;function vf(n,t,e){return n<t?t:n>e?e:n}Yr.clamp=vf;function uq(n,t,e,r){const i=e-n,a=r-t;return i*i+a*a}Yr.squaredDistance=uq;function hq(n,t){return{x:n.x+t.x,y:n.y+t.y}}Yr.addVectors=hq;function dq(n,t,e){return{y:vf(n.y,t,e),x:vf(n.x,t,e)}}Yr.clampVector=dq}),hS=we(oS=>{const zs=Bs(),Ca=wf(),cS=zs.poseChain.map(([n,t])=>[zs.partIds[n],zs.partIds[t]]),bf=cS.map(([,n])=>n),lS=cS.map(([n])=>n);function pq(n,t,e){const r=e.shape[2]/2;return{y:e.get(t.y,t.x,n),x:e.get(t.y,t.x,r+n)}}function xf(n,t,e,r){return{y:Ca.clamp(Math.round(n.y/t),0,e-1),x:Ca.clamp(Math.round(n.x/t),0,r-1)}}function uS(n,t,e,r,i,a,s,o=2){const[c,l]=r.shape,u=xf(t.position,a,c,l),h=pq(n,u,s),d=Ca.addVectors(t.position,h);let p=d;for(let g=0;g<o;g++){const y=xf(p,a,c,l),w=Ca.getOffsetPoint(y.y,y.x,e,i);p=Ca.addVectors({x:y.x*a,y:y.y*a},{x:w.x,y:w.y})}const f=xf(p,a,c,l),m=r.get(f.y,f.x,e);return{position:p,part:zs.partNames[e],score:m}}function fq(n,t,e,r,i,a){const s=t.shape[2],o=bf.length,c=new Array(s),{part:l,score:u}=n,h=Ca.getImageCoords(l,r,e);c[l.id]={score:u,part:zs.partNames[l.id],position:h};for(let d=o-1;d>=0;--d){const p=bf[d],f=lS[d];c[p]&&!c[f]&&(c[f]=uS(d,c[p],f,t,e,r,a))}for(let d=0;d<o;++d){const p=lS[d],f=bf[d];c[p]&&!c[f]&&(c[f]=uS(d,c[p],f,t,e,r,i))}return c}oS.decodePose=fq}),Sf=we(dS=>{const mq=aS(),gq=hS(),pS=wf();function fS(n,t,{x:e,y:r},i){return n.some(({keypoints:a})=>{const s=a[i].position;return pS.squaredDistance(r,e,s.y,s.x)<=t})}function yq(n,t,e){const r=e.reduce((i,{position:a,score:s},o)=>(fS(n,t,a,o)||(i+=s),i),0);return r/e.length}const vq=1;function wq(n,t,e,r,i,a,s=.5,o=20){const c=[],l=mq.buildPartWithScoreQueue(s,vq,n),u=o*o;for(;c.length<a&&!l.empty();){const h=l.dequeue(),d=pS.getImageCoords(h.part,i,t);if(fS(c,u,d,h.part.id))continue;const p=gq.decodePose(h,n,t,i,e,r),f=yq(c,u,p);c.push({keypoints:p,score:f})}return c}dS.decodeMultiplePoses=wq}),Lf=we(jr=>{const bq=Bs();function xq(n,t,e){return n<e||t<e}function Sq(n,t){return bq.connectedPartIndices.reduce((e,[r,i])=>(xq(n[r].score,n[i].score,t)||e.push([n[r],n[i]]),e),[])}jr.getAdjacentKeyPoints=Sq;const{NEGATIVE_INFINITY:mS,POSITIVE_INFINITY:gS}=Number;function yS(n){return n.reduce(({maxX:t,maxY:e,minX:r,minY:i},{position:{x:a,y:s}})=>({maxX:Math.max(t,a),maxY:Math.max(e,s),minX:Math.min(r,a),minY:Math.min(i,s)}),{maxX:mS,maxY:mS,minX:gS,minY:gS})}jr.getBoundingBox=yS;function Lq(n){const{minX:t,minY:e,maxX:r,maxY:i}=yS(n);return[{x:t,y:e},{x:r,y:e},{x:r,y:i},{x:t,y:i}]}jr.getBoundingBoxPoints=Lq;async function Iq(n){return Promise.all(n.map(t=>t.buffer()))}jr.toTensorBuffers3D=Iq;function vS(n,t,e){return{score:n.score,keypoints:n.keypoints.map(({score:r,part:i,position:a})=>({score:r,part:i,position:{x:a.x*e,y:a.y*t}}))}}jr.scalePose=vS;function Aq(n,[t,e]){const r=n.squeeze(0),i=r.resizeBilinear([t,e]);return r.dispose(),i}jr.resizeTo=Aq;function Tq(n,[t,e],[r,i]){const a=n.map(s=>vS(s,t/r,e/i));return a}jr.scaleAndFlipPoses=Tq}),bS=we(If=>{const Nq=zt(),_q=gf(),Cq=Sf(),Af=Lf();class wS{constructor(n){this.baseModel=n,this.outputStride=16}async estimatePoses(n,t){return new Promise(async e=>{const r=n.shape[1],i=n.shape[2],a=Af.resizeTo(n,[t.body.inputSize,t.body.inputSize]),s=this.baseModel.predict(a),o=await Af.toTensorBuffers3D([s.heatmapScores,s.offsets,s.displacementFwd,s.displacementBwd]),c=o[0],l=o[1],u=o[2],h=o[3],d=await Cq.decodeMultiplePoses(c,l,u,h,this.outputStride,t.body.maxDetections,t.body.scoreThreshold,t.body.nmsRadius),p=Af.scaleAndFlipPoses(d,[r,i],[t.body.inputSize,t.body.inputSize]);s.heatmapScores.dispose(),s.offsets.dispose(),s.displacementFwd.dispose(),s.displacementBwd.dispose(),a.dispose(),e(p)})}dispose(){this.baseModel.dispose()}}If.PoseNet=wS;async function Rq(n){const t=await Nq.loadGraphModel(n.body.modelPath),e=new _q.MobileNet(t,this.outputStride);return console.log(`Human: load model: ${n.body.modelPath.match(/\/(.*)\./)[1]}`),new wS(e)}If.load=Rq}),SS=we(sn=>{const Oq=gf(),xS=bS(),Eq=Sf(),kc=Bs(),Ps=Lf();sn.load=xS.load;sn.PoseNet=xS.PoseNet;sn.MobileNet=Oq.MobileNet;sn.decodeMultiplePoses=Eq.decodeMultiplePoses;sn.partChannels=kc.partChannels;sn.partIds=kc.partIds;sn.partNames=kc.partNames;sn.poseChain=kc.poseChain;sn.getAdjacentKeyPoints=Ps.getAdjacentKeyPoints;sn.getBoundingBox=Ps.getBoundingBox;sn.getBoundingBoxPoints=Ps.getBoundingBoxPoints;sn.scaleAndFlipPoses=Ps.scaleAndFlipPoses;sn.scalePose=Ps.scalePose}),_f=we(Dq=>{Di(Dq,{cutBoxFromImageAndResize:()=>Fq,enlargeBox:()=>Uq,getBoxCenter:()=>Nf,getBoxSize:()=>Tf,scaleBoxCoordinates:()=>Wq,shiftBox:()=>zq,squarifyBox:()=>Bq});const kq=zt();function Tf(n){return[Math.abs(n.endPoint[0]-n.startPoint[0]),Math.abs(n.endPoint[1]-n.startPoint[1])]}function Nf(n){return[n.startPoint[0]+(n.endPoint[0]-n.startPoint[0])/2,n.startPoint[1]+(n.endPoint[1]-n.startPoint[1])/2]}function Fq(n,t,e){const r=t.shape[1],i=t.shape[2],a=[[n.startPoint[1]/r,n.startPoint[0]/i,n.endPoint[1]/r,n.endPoint[0]/i]];return kq.image.cropAndResize(t,a,[0],e)}function Wq(n,t){const e=[n.startPoint[0]*t[0],n.startPoint[1]*t[1]],r=[n.endPoint[0]*t[0],n.endPoint[1]*t[1]],i=n.palmLandmarks.map(a=>{const s=[a[0]*t[0],a[1]*t[1]];return s});return{startPoint:e,endPoint:r,palmLandmarks:i,confidence:n.confidence}}function Uq(n,t=1.5){const e=Nf(n),r=Tf(n),i=[t*r[0]/2,t*r[1]/2],a=[e[0]-i[0],e[1]-i[1]],s=[e[0]+i[0],e[1]+i[1]];return{startPoint:a,endPoint:s,palmLandmarks:n.palmLandmarks}}function Bq(n){const t=Nf(n),e=Tf(n),r=Math.max(...e),i=r/2,a=[t[0]-i,t[1]-i],s=[t[0]+i,t[1]+i];return{startPoint:a,endPoint:s,palmLandmarks:n.palmLandmarks}}function zq(n,t){const e=[n.endPoint[0]-n.startPoint[0],n.endPoint[1]-n.startPoint[1]],r=[e[0]*t[0],e[1]*t[1]],i=[n.startPoint[0]+r[0],n.startPoint[1]+r[1]],a=[n.endPoint[0]+r[0],n.endPoint[1]+r[1]];return{startPoint:i,endPoint:a,palmLandmarks:n.palmLandmarks}}}),IS=we(LS=>{const et=zt(),Pq=_f();class Mq{constructor(n,t,e){this.model=n,this.anchors=e.map(r=>[r.x_center,r.y_center]),this.anchorsTensor=et.tensor2d(this.anchors),this.inputSizeTensor=et.tensor1d([t,t]),this.doubleInputSizeTensor=et.tensor1d([t*2,t*2])}normalizeBoxes(n){return et.tidy(()=>{const t=et.slice(n,[0,0],[-1,2]),e=et.slice(n,[0,2],[-1,2]),r=et.add(et.div(t,this.inputSizeTensor),this.anchorsTensor),i=et.div(e,this.doubleInputSizeTensor),a=et.mul(et.sub(r,i),this.inputSizeTensor),s=et.mul(et.add(r,i),this.inputSizeTensor);return et.concat2d([a,s],1)})}normalizeLandmarks(n,t){return et.tidy(()=>{const e=et.add(et.div(n.reshape([-1,7,2]),this.inputSizeTensor),this.anchors[t]);return et.mul(e,this.inputSizeTensor)})}async getBoxes(n,t){const e=this.model.predict(n),r=e.squeeze();e.dispose();const i=et.tidy(()=>et.sigmoid(et.slice(r,[0,0],[-1,1])).squeeze()),a=i.dataSync(),s=et.slice(r,[0,1],[-1,4]),o=this.normalizeBoxes(s);s.dispose();const c=await et.image.nonMaxSuppressionAsync(o,i,t.maxHands,t.iouThreshold,t.scoreThreshold),l=c.arraySync();i.dispose(),c.dispose();const u=[];for(const h of l)if(a[h]>=t.minConfidence){const d=et.slice(o,[h,0],[1,-1]),p=et.slice(r,[h,5],[1,14]),f=et.tidy(()=>this.normalizeLandmarks(p,h).reshape([-1,2]));p.dispose(),u.push({box:d,palmLandmarks:f,confidence:a[h]})}return r.dispose(),o.dispose(),u}async estimateHandBounds(n,t){const e=n.shape[1],r=n.shape[2],i=et.tidy(()=>n.resizeBilinear([t.inputSize,t.inputSize]).div(127.5).sub(1)),a=await this.getBoxes(i,t);if(i.dispose(),!a||a.length===0)return null;const s=[];for(const o of a){const c=o.box.dataSync(),l=c.slice(0,2),u=c.slice(2,4),h=o.palmLandmarks.arraySync();o.box.dispose(),o.palmLandmarks.dispose(),s.push(Pq.scaleBoxCoordinates({startPoint:l,endPoint:u,palmLandmarks:h,confidence:o.confidence},[r/t.inputSize,e/t.inputSize]))}return s}}LS.HandDetector=Mq}),CS=we(Hq=>{Di(Hq,{buildRotationMatrix:()=>qq,computeRotation:()=>Vq,dot:()=>Ra,getColumnFrom2DArr:()=>NS,invertTransformMatrix:()=>Gq,normalizeRadians:()=>AS,rotatePoint:()=>Yq});function AS(n){return n-2*Math.PI*Math.floor((n+Math.PI)/(2*Math.PI))}function Vq(n,t){const e=Math.PI/2-Math.atan2(-(t[1]-n[1]),t[0]-n[0]);return AS(e)}const TS=(n,t)=>[[1,0,n],[0,1,t],[0,0,1]];function Ra(n,t){let e=0;for(let r=0;r<n.length;r++)e+=n[r]*t[r];return e}function NS(n,t){const e=[];for(let r=0;r<n.length;r++)e.push(n[r][t]);return e}function _S(n,t){const e=[],r=n.length;for(let i=0;i<r;i++){e.push([]);for(let a=0;a<r;a++)e[i].push(Ra(n[i],NS(t,a)))}return e}function qq(n,t){const e=Math.cos(n),r=Math.sin(n),i=[[e,-r,0],[r,e,0],[0,0,1]],a=TS(t[0],t[1]),s=_S(a,i),o=TS(-t[0],-t[1]);return _S(s,o)}function Gq(n){const t=[[n[0][0],n[1][0]],[n[0][1],n[1][1]]],e=[n[0][2],n[1][2]],r=[-Ra(t[0],e),-Ra(t[1],e)];return[t[0].concat(r[0]),t[1].concat(r[1]),[0,0,1]]}function Yq(n,t){return[Ra(n,t[0]),Ra(n,t[1])]}}),FS=we(RS=>{const OS=zt(),pn=_f(),Kr=CS(),jq=[0,-.4],Kq=3,ES=[0,-.1],DS=1.65,kS=[0,5,9,13,17,1,2],$q=0,Xq=2;class Jq{constructor(n,t,e){this.boxDetector=n,this.meshDetector=t,this.inputSize=e,this.storedBoxes=[],this.skipped=0,this.detectedHands=0}getBoxForPalmLandmarks(n,t){const e=n.map(i=>{const a=[...i,1];return Kr.rotatePoint(a,t)}),r=this.calculateLandmarksBoundingBox(e);return pn.enlargeBox(pn.squarifyBox(pn.shiftBox(r,jq)),Kq)}getBoxForHandLandmarks(n){const t=this.calculateLandmarksBoundingBox(n),e=pn.enlargeBox(pn.squarifyBox(pn.shiftBox(t,ES)),DS),r=[];for(let i=0;i<kS.length;i++)r.push(n[kS[i]].slice(0,2));return e.palmLandmarks=r,e}transformRawCoords(n,t,e,r){const i=pn.getBoxSize(t),a=[i[0]/this.inputSize,i[1]/this.inputSize],s=n.map(d=>[a[0]*(d[0]-this.inputSize/2),a[1]*(d[1]-this.inputSize/2),d[2]]),o=Kr.buildRotationMatrix(e,[0,0]),c=s.map(d=>{const p=Kr.rotatePoint(d,o);return[...p,d[2]]}),l=Kr.invertTransformMatrix(r),u=[...pn.getBoxCenter(t),1],h=[Kr.dot(u,l[0]),Kr.dot(u,l[1])];return c.map(d=>[d[0]+h[0],d[1]+h[1],d[2]])}async estimateHands(n,t){this.skipped++;let e=!1,r;if((this.skipped>t.skipFrames||!t.landmarks)&&(r=await this.boxDetector.estimateHandBounds(n,t),this.skipped=0),r&&r.length>0&&(r.length!==this.detectedHands&&this.detectedHands!==t.maxHands||!t.landmarks)){this.storedBoxes=[],this.detectedHands=0;for(const a of r)this.storedBoxes.push(a);this.storedBoxes.length>0&&(e=!0)}const i=[];for(const a in this.storedBoxes){const s=this.storedBoxes[a];if(!s)continue;if(t.landmarks){const o=Kr.computeRotation(s.palmLandmarks[$q],s.palmLandmarks[Xq]),c=pn.getBoxCenter(s),l=[c[0]/n.shape[2],c[1]/n.shape[1]],u=OS.image.rotateWithOffset(n,o,0,l),h=Kr.buildRotationMatrix(-o,c),d=e?this.getBoxForPalmLandmarks(s.palmLandmarks,h):s,p=pn.cutBoxFromImageAndResize(d,u,[this.inputSize,this.inputSize]),f=p.div(255);p.dispose(),u.dispose();const[m,g]=await this.meshDetector.predict(f);f.dispose();const y=m.dataSync()[0];if(m.dispose(),y>=t.minConfidence){const w=OS.reshape(g,[-1,3]),b=w.arraySync();g.dispose(),w.dispose();const S=this.transformRawCoords(b,d,o,h),x=this.getBoxForHandLandmarks(S);this.storedBoxes[a]=x;const N={landmarks:S,confidence:y,box:{topLeft:x.startPoint,bottomRight:x.endPoint}};i.push(N)}else this.storedBoxes[a]=null;g.dispose()}else{const o=pn.enlargeBox(pn.squarifyBox(pn.shiftBox(s,ES)),DS),c={confidence:s.confidence,box:{topLeft:o.startPoint,bottomRight:o.endPoint}};i.push(c)}}return this.storedBoxes=this.storedBoxes.filter(a=>a!==null),this.detectedHands=i.length,i}calculateLandmarksBoundingBox(n){const t=n.map(a=>a[0]),e=n.map(a=>a[1]),r=[Math.min(...t),Math.min(...e)],i=[Math.max(...t),Math.max(...e)];return{startPoint:r,endPoint:i}}}RS.HandPipeline=Jq}),US=we(WS=>{WS.anchors=[{w:1,h:1,x_center:.015625,y_center:.015625},{w:1,h:1,x_center:.015625,y_center:.015625},{w:1,h:1,x_center:.046875,y_center:.015625},{w:1,h:1,x_center:.046875,y_center:.015625},{w:1,h:1,x_center:.078125,y_center:.015625},{w:1,h:1,x_center:.078125,y_center:.015625},{w:1,h:1,x_center:.109375,y_center:.015625},{w:1,h:1,x_center:.109375,y_center:.015625},{w:1,h:1,x_center:.140625,y_center:.015625},{w:1,h:1,x_center:.140625,y_center:.015625},{w:1,h:1,x_center:.171875,y_center:.015625},{w:1,h:1,x_center:.171875,y_center:.015625},{w:1,h:1,x_center:.203125,y_center:.015625},{w:1,h:1,x_center:.203125,y_center:.015625},{w:1,h:1,x_center:.234375,y_center:.015625},{w:1,h:1,x_center:.234375,y_center:.015625},{w:1,h:1,x_center:.265625,y_center:.015625},{w:1,h:1,x_center:.265625,y_center:.015625},{w:1,h:1,x_center:.296875,y_center:.015625},{w:1,h:1,x_center:.296875,y_center:.015625},{w:1,h:1,x_center:.328125,y_center:.015625},{w:1,h:1,x_center:.328125,y_center:.015625},{w:1,h:1,x_center:.359375,y_center:.015625},{w:1,h:1,x_center:.359375,y_center:.015625},{w:1,h:1,x_center:.390625,y_center:.015625},{w:1,h:1,x_center:.390625,y_center:.015625},{w:1,h:1,x_center:.421875,y_center:.015625},{w:1,h:1,x_center:.421875,y_center:.015625},{w:1,h:1,x_center:.453125,y_center:.015625},{w:1,h:1,x_center:.453125,y_center:.015625},{w:1,h:1,x_center:.484375,y_center:.015625},{w:1,h:1,x_center:.484375,y_center:.015625},{w:1,h:1,x_center:.515625,y_center:.015625},{w:1,h:1,x_center:.515625,y_center:.015625},{w:1,h:1,x_center:.546875,y_center:.015625},{w:1,h:1,x_center:.546875,y_center:.015625},{w:1,h:1,x_center:.578125,y_center:.015625},{w:1,h:1,x_center:.578125,y_center:.015625},{w:1,h:1,x_center:.609375,y_center:.015625},{w:1,h:1,x_center:.609375,y_center:.015625},{w:1,h:1,x_center:.640625,y_center:.015625},{w:1,h:1,x_center:.640625,y_center:.015625},{w:1,h:1,x_center:.671875,y_center:.015625},{w:1,h:1,x_center:.671875,y_center:.015625},{w:1,h:1,x_center:.703125,y_center:.015625},{w:1,h:1,x_center:.703125,y_center:.015625},{w:1,h:1,x_center:.734375,y_center:.015625},{w:1,h:1,x_center:.734375,y_center:.015625},{w:1,h:1,x_center:.765625,y_center:.015625},{w:1,h:1,x_center:.765625,y_center:.015625},{w:1,h:1,x_center:.796875,y_center:.015625},{w:1,h:1,x_center:.796875,y_center:.015625},{w:1,h:1,x_center:.828125,y_center:.015625},{w:1,h:1,x_center:.828125,y_center:.015625},{w:1,h:1,x_center:.859375,y_center:.015625},{w:1,h:1,x_center:.859375,y_center:.015625},{w:1,h:1,x_center:.890625,y_center:.015625},{w:1,h:1,x_center:.890625,y_center:.015625},{w:1,h:1,x_center:.921875,y_center:.015625},{w:1,h:1,x_center:.921875,y_center:.015625},{w:1,h:1,x_center:.953125,y_center:.015625},{w:1,h:1,x_center:.953125,y_center:.015625},{w:1,h:1,x_center:.984375,y_center:.015625},{w:1,h:1,x_center:.984375,y_center:.015625},{w:1,h:1,x_center:.015625,y_center:.046875},{w:1,h:1,x_center:.015625,y_center:.046875},{w:1,h:1,x_center:.046875,y_center:.046875},{w:1,h:1,x_center:.046875,y_center:.046875},{w:1,h:1,x_center:.078125,y_center:.046875},{w:1,h:1,x_center:.078125,y_center:.046875},{w:1,h:1,x_center:.109375,y_center:.046875},{w:1,h:1,x_center:.109375,y_center:.046875},{w:1,h:1,x_center:.140625,y_center:.046875},{w:1,h:1,x_center:.140625,y_center:.046875},{w:1,h:1,x_center:.171875,y_center:.046875},{w:1,h:1,x_center:.171875,y_center:.046875},{w:1,h:1,x_center:.203125,y_center:.046875},{w:1,h:1,x_center:.203125,y_center:.046875},{w:1,h:1,x_center:.234375,y_center:.046875},{w:1,h:1,x_center:.234375,y_center:.046875},{w:1,h:1,x_center:.265625,y_center:.046875},{w:1,h:1,x_center:.265625,y_center:.046875},{w:1,h:1,x_center:.296875,y_center:.046875},{w:1,h:1,x_center:.296875,y_center:.046875},{w:1,h:1,x_center:.328125,y_center:.046875},{w:1,h:1,x_center:.328125,y_center:.046875},{w:1,h:1,x_center:.359375,y_center:.046875},{w:1,h:1,x_center:.359375,y_center:.046875},{w:1,h:1,x_center:.390625,y_center:.046875},{w:1,h:1,x_center:.390625,y_center:.046875},{w:1,h:1,x_center:.421875,y_center:.046875},{w:1,h:1,x_center:.421875,y_center:.046875},{w:1,h:1,x_center:.453125,y_center:.046875},{w:1,h:1,x_center:.453125,y_center:.046875},{w:1,h:1,x_center:.484375,y_center:.046875},{w:1,h:1,x_center:.484375,y_center:.046875},{w:1,h:1,x_center:.515625,y_center:.046875},{w:1,h:1,x_center:.515625,y_center:.046875},{w:1,h:1,x_center:.546875,y_center:.046875},{w:1,h:1,x_center:.546875,y_center:.046875},{w:1,h:1,x_center:.578125,y_center:.046875},{w:1,h:1,x_center:.578125,y_center:.046875},{w:1,h:1,x_center:.609375,y_center:.046875},{w:1,h:1,x_center:.609375,y_center:.046875},{w:1,h:1,x_center:.640625,y_center:.046875},{w:1,h:1,x_center:.640625,y_center:.046875},{w:1,h:1,x_center:.671875,y_center:.046875},{w:1,h:1,x_center:.671875,y_center:.046875},{w:1,h:1,x_center:.703125,y_center:.046875},{w:1,h:1,x_center:.703125,y_center:.046875},{w:1,h:1,x_center:.734375,y_center:.046875},{w:1,h:1,x_center:.734375,y_center:.046875},{w:1,h:1,x_center:.765625,y_center:.046875},{w:1,h:1,x_center:.765625,y_center:.046875},{w:1,h:1,x_center:.796875,y_center:.046875},{w:1,h:1,x_center:.796875,y_center:.046875},{w:1,h:1,x_center:.828125,y_center:.046875},{w:1,h:1,x_center:.828125,y_center:.046875},{w:1,h:1,x_center:.859375,y_center:.046875},{w:1,h:1,x_center:.859375,y_center:.046875},{w:1,h:1,x_center:.890625,y_center:.046875},{w:1,h:1,x_center:.890625,y_center:.046875},{w:1,h:1,x_center:.921875,y_center:.046875},{w:1,h:1,x_center:.921875,y_center:.046875},{w:1,h:1,x_center:.953125,y_center:.046875},{w:1,h:1,x_center:.953125,y_center:.046875},{w:1,h:1,x_center:.984375,y_center:.046875},{w:1,h:1,x_center:.984375,y_center:.046875},{w:1,h:1,x_center:.015625,y_center:.078125},{w:1,h:1,x_center:.015625,y_center:.078125},{w:1,h:1,x_center:.046875,y_center:.078125},{w:1,h:1,x_center:.046875,y_center:.078125},{w:1,h:1,x_center:.078125,y_center:.078125},{w:1,h:1,x_center:.078125,y_center:.078125},{w:1,h:1,x_center:.109375,y_center:.078125},{w:1,h:1,x_center:.109375,y_center:.078125},{w:1,h:1,x_center:.140625,y_center:.078125},{w:1,h:1,x_center:.140625,y_center:.078125},{w:1,h:1,x_center:.171875,y_center:.078125},{w:1,h:1,x_center:.171875,y_center:.078125},{w:1,h:1,x_center:.203125,y_center:.078125},{w:1,h:1,x_center:.203125,y_center:.078125},{w:1,h:1,x_center:.234375,y_center:.078125},{w:1,h:1,x_center:.234375,y_center:.078125},{w:1,h:1,x_center:.265625,y_center:.078125},{w:1,h:1,x_center:.265625,y_center:.078125},{w:1,h:1,x_center:.296875,y_center:.078125},{w:1,h:1,x_center:.296875,y_center:.078125},{w:1,h:1,x_center:.328125,y_center:.078125},{w:1,h:1,x_center:.328125,y_center:.078125},{w:1,h:1,x_center:.359375,y_center:.078125},{w:1,h:1,x_center:.359375,y_center:.078125},{w:1,h:1,x_center:.390625,y_center:.078125},{w:1,h:1,x_center:.390625,y_center:.078125},{w:1,h:1,x_center:.421875,y_center:.078125},{w:1,h:1,x_center:.421875,y_center:.078125},{w:1,h:1,x_center:.453125,y_center:.078125},{w:1,h:1,x_center:.453125,y_center:.078125},{w:1,h:1,x_center:.484375,y_center:.078125},{w:1,h:1,x_center:.484375,y_center:.078125},{w:1,h:1,x_center:.515625,y_center:.078125},{w:1,h:1,x_center:.515625,y_center:.078125},{w:1,h:1,x_center:.546875,y_center:.078125},{w:1,h:1,x_center:.546875,y_center:.078125},{w:1,h:1,x_center:.578125,y_center:.078125},{w:1,h:1,x_center:.578125,y_center:.078125},{w:1,h:1,x_center:.609375,y_center:.078125},{w:1,h:1,x_center:.609375,y_center:.078125},{w:1,h:1,x_center:.640625,y_center:.078125},{w:1,h:1,x_center:.640625,y_center:.078125},{w:1,h:1,x_center:.671875,y_center:.078125},{w:1,h:1,x_center:.671875,y_center:.078125},{w:1,h:1,x_center:.703125,y_center:.078125},{w:1,h:1,x_center:.703125,y_center:.078125},{w:1,h:1,x_center:.734375,y_center:.078125},{w:1,h:1,x_center:.734375,y_center:.078125},{w:1,h:1,x_center:.765625,y_center:.078125},{w:1,h:1,x_center:.765625,y_center:.078125},{w:1,h:1,x_center:.796875,y_center:.078125},{w:1,h:1,x_center:.796875,y_center:.078125},{w:1,h:1,x_center:.828125,y_center:.078125},{w:1,h:1,x_center:.828125,y_center:.078125},{w:1,h:1,x_center:.859375,y_center:.078125},{w:1,h:1,x_center:.859375,y_center:.078125},{w:1,h:1,x_center:.890625,y_center:.078125},{w:1,h:1,x_center:.890625,y_center:.078125},{w:1,h:1,x_center:.921875,y_center:.078125},{w:1,h:1,x_center:.921875,y_center:.078125},{w:1,h:1,x_center:.953125,y_center:.078125},{w:1,h:1,x_center:.953125,y_center:.078125},{w:1,h:1,x_center:.984375,y_center:.078125},{w:1,h:1,x_center:.984375,y_center:.078125},{w:1,h:1,x_center:.015625,y_center:.109375},{w:1,h:1,x_center:.015625,y_center:.109375},{w:1,h:1,x_center:.046875,y_center:.109375},{w:1,h:1,x_center:.046875,y_center:.109375},{w:1,h:1,x_center:.078125,y_center:.109375},{w:1,h:1,x_center:.078125,y_center:.109375},{w:1,h:1,x_center:.109375,y_center:.109375},{w:1,h:1,x_center:.109375,y_center:.109375},{w:1,h:1,x_center:.140625,y_center:.109375},{w:1,h:1,x_center:.140625,y_center:.109375},{w:1,h:1,x_center:.171875,y_center:.109375},{w:1,h:1,x_center:.171875,y_center:.109375},{w:1,h:1,x_center:.203125,y_center:.109375},{w:1,h:1,x_center:.203125,y_center:.109375},{w:1,h:1,x_center:.234375,y_center:.109375},{w:1,h:1,x_center:.234375,y_center:.109375},{w:1,h:1,x_center:.265625,y_center:.109375},{w:1,h:1,x_center:.265625,y_center:.109375},{w:1,h:1,x_center:.296875,y_center:.109375},{w:1,h:1,x_center:.296875,y_center:.109375},{w:1,h:1,x_center:.328125,y_center:.109375},{w:1,h:1,x_center:.328125,y_center:.109375},{w:1,h:1,x_center:.359375,y_center:.109375},{w:1,h:1,x_center:.359375,y_center:.109375},{w:1,h:1,x_center:.390625,y_center:.109375},{w:1,h:1,x_center:.390625,y_center:.109375},{w:1,h:1,x_center:.421875,y_center:.109375},{w:1,h:1,x_center:.421875,y_center:.109375},{w:1,h:1,x_center:.453125,y_center:.109375},{w:1,h:1,x_center:.453125,y_center:.109375},{w:1,h:1,x_center:.484375,y_center:.109375},{w:1,h:1,x_center:.484375,y_center:.109375},{w:1,h:1,x_center:.515625,y_center:.109375},{w:1,h:1,x_center:.515625,y_center:.109375},{w:1,h:1,x_center:.546875,y_center:.109375},{w:1,h:1,x_center:.546875,y_center:.109375},{w:1,h:1,x_center:.578125,y_center:.109375},{w:1,h:1,x_center:.578125,y_center:.109375},{w:1,h:1,x_center:.609375,y_center:.109375},{w:1,h:1,x_center:.609375,y_center:.109375},{w:1,h:1,x_center:.640625,y_center:.109375},{w:1,h:1,x_center:.640625,y_center:.109375},{w:1,h:1,x_center:.671875,y_center:.109375},{w:1,h:1,x_center:.671875,y_center:.109375},{w:1,h:1,x_center:.703125,y_center:.109375},{w:1,h:1,x_center:.703125,y_center:.109375},{w:1,h:1,x_center:.734375,y_center:.109375},{w:1,h:1,x_center:.734375,y_center:.109375},{w:1,h:1,x_center:.765625,y_center:.109375},{w:1,h:1,x_center:.765625,y_center:.109375},{w:1,h:1,x_center:.796875,y_center:.109375},{w:1,h:1,x_center:.796875,y_center:.109375},{w:1,h:1,x_center:.828125,y_center:.109375},{w:1,h:1,x_center:.828125,y_center:.109375},{w:1,h:1,x_center:.859375,y_center:.109375},{w:1,h:1,x_center:.859375,y_center:.109375},{w:1,h:1,x_center:.890625,y_center:.109375},{w:1,h:1,x_center:.890625,y_center:.109375},{w:1,h:1,x_center:.921875,y_center:.109375},{w:1,h:1,x_center:.921875,y_center:.109375},{w:1,h:1,x_center:.953125,y_center:.109375},{w:1,h:1,x_center:.953125,y_center:.109375},{w:1,h:1,x_center:.984375,y_center:.109375},{w:1,h:1,x_center:.984375,y_center:.109375},{w:1,h:1,x_center:.015625,y_center:.140625},{w:1,h:1,x_center:.015625,y_center:.140625},{w:1,h:1,x_center:.046875,y_center:.140625},{w:1,h:1,x_center:.046875,y_center:.140625},{w:1,h:1,x_center:.078125,y_center:.140625},{w:1,h:1,x_center:.078125,y_center:.140625},{w:1,h:1,x_center:.109375,y_center:.140625},{w:1,h:1,x_center:.109375,y_center:.140625},{w:1,h:1,x_center:.140625,y_center:.140625},{w:1,h:1,x_center:.140625,y_center:.140625},{w:1,h:1,x_center:.171875,y_center:.140625},{w:1,h:1,x_center:.171875,y_center:.140625},{w:1,h:1,x_center:.203125,y_center:.140625},{w:1,h:1,x_center:.203125,y_center:.140625},{w:1,h:1,x_center:.234375,y_center:.140625},{w:1,h:1,x_center:.234375,y_center:.140625},{w:1,h:1,x_center:.265625,y_center:.140625},{w:1,h:1,x_center:.265625,y_center:.140625},{w:1,h:1,x_center:.296875,y_center:.140625},{w:1,h:1,x_center:.296875,y_center:.140625},{w:1,h:1,x_center:.328125,y_center:.140625},{w:1,h:1,x_center:.328125,y_center:.140625},{w:1,h:1,x_center:.359375,y_center:.140625},{w:1,h:1,x_center:.359375,y_center:.140625},{w:1,h:1,x_center:.390625,y_center:.140625},{w:1,h:1,x_center:.390625,y_center:.140625},{w:1,h:1,x_center:.421875,y_center:.140625},{w:1,h:1,x_center:.421875,y_center:.140625},{w:1,h:1,x_center:.453125,y_center:.140625},{w:1,h:1,x_center:.453125,y_center:.140625},{w:1,h:1,x_center:.484375,y_center:.140625},{w:1,h:1,x_center:.484375,y_center:.140625},{w:1,h:1,x_center:.515625,y_center:.140625},{w:1,h:1,x_center:.515625,y_center:.140625},{w:1,h:1,x_center:.546875,y_center:.140625},{w:1,h:1,x_center:.546875,y_center:.140625},{w:1,h:1,x_center:.578125,y_center:.140625},{w:1,h:1,x_center:.578125,y_center:.140625},{w:1,h:1,x_center:.609375,y_center:.140625},{w:1,h:1,x_center:.609375,y_center:.140625},{w:1,h:1,x_center:.640625,y_center:.140625},{w:1,h:1,x_center:.640625,y_center:.140625},{w:1,h:1,x_center:.671875,y_center:.140625},{w:1,h:1,x_center:.671875,y_center:.140625},{w:1,h:1,x_center:.703125,y_center:.140625},{w:1,h:1,x_center:.703125,y_center:.140625},{w:1,h:1,x_center:.734375,y_center:.140625},{w:1,h:1,x_center:.734375,y_center:.140625},{w:1,h:1,x_center:.765625,y_center:.140625},{w:1,h:1,x_center:.765625,y_center:.140625},{w:1,h:1,x_center:.796875,y_center:.140625},{w:1,h:1,x_center:.796875,y_center:.140625},{w:1,h:1,x_center:.828125,y_center:.140625},{w:1,h:1,x_center:.828125,y_center:.140625},{w:1,h:1,x_center:.859375,y_center:.140625},{w:1,h:1,x_center:.859375,y_center:.140625},{w:1,h:1,x_center:.890625,y_center:.140625},{w:1,h:1,x_center:.890625,y_center:.140625},{w:1,h:1,x_center:.921875,y_center:.140625},{w:1,h:1,x_center:.921875,y_center:.140625},{w:1,h:1,x_center:.953125,y_center:.140625},{w:1,h:1,x_center:.953125,y_center:.140625},{w:1,h:1,x_center:.984375,y_center:.140625},{w:1,h:1,x_center:.984375,y_center:.140625},{w:1,h:1,x_center:.015625,y_center:.171875},{w:1,h:1,x_center:.015625,y_center:.171875},{w:1,h:1,x_center:.046875,y_center:.171875},{w:1,h:1,x_center:.046875,y_center:.171875},{w:1,h:1,x_center:.078125,y_center:.171875},{w:1,h:1,x_center:.078125,y_center:.171875},{w:1,h:1,x_center:.109375,y_center:.171875},{w:1,h:1,x_center:.109375,y_center:.171875},{w:1,h:1,x_center:.140625,y_center:.171875},{w:1,h:1,x_center:.140625,y_center:.171875},{w:1,h:1,x_center:.171875,y_center:.171875},{w:1,h:1,x_center:.171875,y_center:.171875},{w:1,h:1,x_center:.203125,y_center:.171875},{w:1,h:1,x_center:.203125,y_center:.171875},{w:1,h:1,x_center:.234375,y_center:.171875},{w:1,h:1,x_center:.234375,y_center:.171875},{w:1,h:1,x_center:.265625,y_center:.171875},{w:1,h:1,x_center:.265625,y_center:.171875},{w:1,h:1,x_center:.296875,y_center:.171875},{w:1,h:1,x_center:.296875,y_center:.171875},{w:1,h:1,x_center:.328125,y_center:.171875},{w:1,h:1,x_center:.328125,y_center:.171875},{w:1,h:1,x_center:.359375,y_center:.171875},{w:1,h:1,x_center:.359375,y_center:.171875},{w:1,h:1,x_center:.390625,y_center:.171875},{w:1,h:1,x_center:.390625,y_center:.171875},{w:1,h:1,x_center:.421875,y_center:.171875},{w:1,h:1,x_center:.421875,y_center:.171875},{w:1,h:1,x_center:.453125,y_center:.171875},{w:1,h:1,x_center:.453125,y_center:.171875},{w:1,h:1,x_center:.484375,y_center:.171875},{w:1,h:1,x_center:.484375,y_center:.171875},{w:1,h:1,x_center:.515625,y_center:.171875},{w:1,h:1,x_center:.515625,y_center:.171875},{w:1,h:1,x_center:.546875,y_center:.171875},{w:1,h:1,x_center:.546875,y_center:.171875},{w:1,h:1,x_center:.578125,y_center:.171875},{w:1,h:1,x_center:.578125,y_center:.171875},{w:1,h:1,x_center:.609375,y_center:.171875},{w:1,h:1,x_center:.609375,y_center:.171875},{w:1,h:1,x_center:.640625,y_center:.171875},{w:1,h:1,x_center:.640625,y_center:.171875},{w:1,h:1,x_center:.671875,y_center:.171875},{w:1,h:1,x_center:.671875,y_center:.171875},{w:1,h:1,x_center:.703125,y_center:.171875},{w:1,h:1,x_center:.703125,y_center:.171875},{w:1,h:1,x_center:.734375,y_center:.171875},{w:1,h:1,x_center:.734375,y_center:.171875},{w:1,h:1,x_center:.765625,y_center:.171875},{w:1,h:1,x_center:.765625,y_center:.171875},{w:1,h:1,x_center:.796875,y_center:.171875},{w:1,h:1,x_center:.796875,y_center:.171875},{w:1,h:1,x_center:.828125,y_center:.171875},{w:1,h:1,x_center:.828125,y_center:.171875},{w:1,h:1,x_center:.859375,y_center:.171875},{w:1,h:1,x_center:.859375,y_center:.171875},{w:1,h:1,x_center:.890625,y_center:.171875},{w:1,h:1,x_center:.890625,y_center:.171875},{w:1,h:1,x_center:.921875,y_center:.171875},{w:1,h:1,x_center:.921875,y_center:.171875},{w:1,h:1,x_center:.953125,y_center:.171875},{w:1,h:1,x_center:.953125,y_center:.171875},{w:1,h:1,x_center:.984375,y_center:.171875},{w:1,h:1,x_center:.984375,y_center:.171875},{w:1,h:1,x_center:.015625,y_center:.203125},{w:1,h:1,x_center:.015625,y_center:.203125},{w:1,h:1,x_center:.046875,y_center:.203125},{w:1,h:1,x_center:.046875,y_center:.203125},{w:1,h:1,x_center:.078125,y_center:.203125},{w:1,h:1,x_center:.078125,y_center:.203125},{w:1,h:1,x_center:.109375,y_center:.203125},{w:1,h:1,x_center:.109375,y_center:.203125},{w:1,h:1,x_center:.140625,y_center:.203125},{w:1,h:1,x_center:.140625,y_center:.203125},{w:1,h:1,x_center:.171875,y_center:.203125},{w:1,h:1,x_center:.171875,y_center:.203125},{w:1,h:1,x_center:.203125,y_center:.203125},{w:1,h:1,x_center:.203125,y_center:.203125},{w:1,h:1,x_center:.234375,y_center:.203125},{w:1,h:1,x_center:.234375,y_center:.203125},{w:1,h:1,x_center:.265625,y_center:.203125},{w:1,h:1,x_center:.265625,y_center:.203125},{w:1,h:1,x_center:.296875,y_center:.203125},{w:1,h:1,x_center:.296875,y_center:.203125},{w:1,h:1,x_center:.328125,y_center:.203125},{w:1,h:1,x_center:.328125,y_center:.203125},{w:1,h:1,x_center:.359375,y_center:.203125},{w:1,h:1,x_center:.359375,y_center:.203125},{w:1,h:1,x_center:.390625,y_center:.203125},{w:1,h:1,x_center:.390625,y_center:.203125},{w:1,h:1,x_center:.421875,y_center:.203125},{w:1,h:1,x_center:.421875,y_center:.203125},{w:1,h:1,x_center:.453125,y_center:.203125},{w:1,h:1,x_center:.453125,y_center:.203125},{w:1,h:1,x_center:.484375,y_center:.203125},{w:1,h:1,x_center:.484375,y_center:.203125},{w:1,h:1,x_center:.515625,y_center:.203125},{w:1,h:1,x_center:.515625,y_center:.203125},{w:1,h:1,x_center:.546875,y_center:.203125},{w:1,h:1,x_center:.546875,y_center:.203125},{w:1,h:1,x_center:.578125,y_center:.203125},{w:1,h:1,x_center:.578125,y_center:.203125},{w:1,h:1,x_center:.609375,y_center:.203125},{w:1,h:1,x_center:.609375,y_center:.203125},{w:1,h:1,x_center:.640625,y_center:.203125},{w:1,h:1,x_center:.640625,y_center:.203125},{w:1,h:1,x_center:.671875,y_center:.203125},{w:1,h:1,x_center:.671875,y_center:.203125},{w:1,h:1,x_center:.703125,y_center:.203125},{w:1,h:1,x_center:.703125,y_center:.203125},{w:1,h:1,x_center:.734375,y_center:.203125},{w:1,h:1,x_center:.734375,y_center:.203125},{w:1,h:1,x_center:.765625,y_center:.203125},{w:1,h:1,x_center:.765625,y_center:.203125},{w:1,h:1,x_center:.796875,y_center:.203125},{w:1,h:1,x_center:.796875,y_center:.203125},{w:1,h:1,x_center:.828125,y_center:.203125},{w:1,h:1,x_center:.828125,y_center:.203125},{w:1,h:1,x_center:.859375,y_center:.203125},{w:1,h:1,x_center:.859375,y_center:.203125},{w:1,h:1,x_center:.890625,y_center:.203125},{w:1,h:1,x_center:.890625,y_center:.203125},{w:1,h:1,x_center:.921875,y_center:.203125},{w:1,h:1,x_center:.921875,y_center:.203125},{w:1,h:1,x_center:.953125,y_center:.203125},{w:1,h:1,x_center:.953125,y_center:.203125},{w:1,h:1,x_center:.984375,y_center:.203125},{w:1,h:1,x_center:.984375,y_center:.203125},{w:1,h:1,x_center:.015625,y_center:.234375},{w:1,h:1,x_center:.015625,y_center:.234375},{w:1,h:1,x_center:.046875,y_center:.234375},{w:1,h:1,x_center:.046875,y_center:.234375},{w:1,h:1,x_center:.078125,y_center:.234375},{w:1,h:1,x_center:.078125,y_center:.234375},{w:1,h:1,x_center:.109375,y_center:.234375},{w:1,h:1,x_center:.109375,y_center:.234375},{w:1,h:1,x_center:.140625,y_center:.234375},{w:1,h:1,x_center:.140625,y_center:.234375},{w:1,h:1,x_center:.171875,y_center:.234375},{w:1,h:1,x_center:.171875,y_center:.234375},{w:1,h:1,x_center:.203125,y_center:.234375},{w:1,h:1,x_center:.203125,y_center:.234375},{w:1,h:1,x_center:.234375,y_center:.234375},{w:1,h:1,x_center:.234375,y_center:.234375},{w:1,h:1,x_center:.265625,y_center:.234375},{w:1,h:1,x_center:.265625,y_center:.234375},{w:1,h:1,x_center:.296875,y_center:.234375},{w:1,h:1,x_center:.296875,y_center:.234375},{w:1,h:1,x_center:.328125,y_center:.234375},{w:1,h:1,x_center:.328125,y_center:.234375},{w:1,h:1,x_center:.359375,y_center:.234375},{w:1,h:1,x_center:.359375,y_center:.234375},{w:1,h:1,x_center:.390625,y_center:.234375},{w:1,h:1,x_center:.390625,y_center:.234375},{w:1,h:1,x_center:.421875,y_center:.234375},{w:1,h:1,x_center:.421875,y_center:.234375},{w:1,h:1,x_center:.453125,y_center:.234375},{w:1,h:1,x_center:.453125,y_center:.234375},{w:1,h:1,x_center:.484375,y_center:.234375},{w:1,h:1,x_center:.484375,y_center:.234375},{w:1,h:1,x_center:.515625,y_center:.234375},{w:1,h:1,x_center:.515625,y_center:.234375},{w:1,h:1,x_center:.546875,y_center:.234375},{w:1,h:1,x_center:.546875,y_center:.234375},{w:1,h:1,x_center:.578125,y_center:.234375},{w:1,h:1,x_center:.578125,y_center:.234375},{w:1,h:1,x_center:.609375,y_center:.234375},{w:1,h:1,x_center:.609375,y_center:.234375},{w:1,h:1,x_center:.640625,y_center:.234375},{w:1,h:1,x_center:.640625,y_center:.234375},{w:1,h:1,x_center:.671875,y_center:.234375},{w:1,h:1,x_center:.671875,y_center:.234375},{w:1,h:1,x_center:.703125,y_center:.234375},{w:1,h:1,x_center:.703125,y_center:.234375},{w:1,h:1,x_center:.734375,y_center:.234375},{w:1,h:1,x_center:.734375,y_center:.234375},{w:1,h:1,x_center:.765625,y_center:.234375},{w:1,h:1,x_center:.765625,y_center:.234375},{w:1,h:1,x_center:.796875,y_center:.234375},{w:1,h:1,x_center:.796875,y_center:.234375},{w:1,h:1,x_center:.828125,y_center:.234375},{w:1,h:1,x_center:.828125,y_center:.234375},{w:1,h:1,x_center:.859375,y_center:.234375},{w:1,h:1,x_center:.859375,y_center:.234375},{w:1,h:1,x_center:.890625,y_center:.234375},{w:1,h:1,x_center:.890625,y_center:.234375},{w:1,h:1,x_center:.921875,y_center:.234375},{w:1,h:1,x_center:.921875,y_center:.234375},{w:1,h:1,x_center:.953125,y_center:.234375},{w:1,h:1,x_center:.953125,y_center:.234375},{w:1,h:1,x_center:.984375,y_center:.234375},{w:1,h:1,x_center:.984375,y_center:.234375},{w:1,h:1,x_center:.015625,y_center:.265625},{w:1,h:1,x_center:.015625,y_center:.265625},{w:1,h:1,x_center:.046875,y_center:.265625},{w:1,h:1,x_center:.046875,y_center:.265625},{w:1,h:1,x_center:.078125,y_center:.265625},{w:1,h:1,x_center:.078125,y_center:.265625},{w:1,h:1,x_center:.109375,y_center:.265625},{w:1,h:1,x_center:.109375,y_center:.265625},{w:1,h:1,x_center:.140625,y_center:.265625},{w:1,h:1,x_center:.140625,y_center:.265625},{w:1,h:1,x_center:.171875,y_center:.265625},{w:1,h:1,x_center:.171875,y_center:.265625},{w:1,h:1,x_center:.203125,y_center:.265625},{w:1,h:1,x_center:.203125,y_center:.265625},{w:1,h:1,x_center:.234375,y_center:.265625},{w:1,h:1,x_center:.234375,y_center:.265625},{w:1,h:1,x_center:.265625,y_center:.265625},{w:1,h:1,x_center:.265625,y_center:.265625},{w:1,h:1,x_center:.296875,y_center:.265625},{w:1,h:1,x_center:.296875,y_center:.265625},{w:1,h:1,x_center:.328125,y_center:.265625},{w:1,h:1,x_center:.328125,y_center:.265625},{w:1,h:1,x_center:.359375,y_center:.265625},{w:1,h:1,x_center:.359375,y_center:.265625},{w:1,h:1,x_center:.390625,y_center:.265625},{w:1,h:1,x_center:.390625,y_center:.265625},{w:1,h:1,x_center:.421875,y_center:.265625},{w:1,h:1,x_center:.421875,y_center:.265625},{w:1,h:1,x_center:.453125,y_center:.265625},{w:1,h:1,x_center:.453125,y_center:.265625},{w:1,h:1,x_center:.484375,y_center:.265625},{w:1,h:1,x_center:.484375,y_center:.265625},{w:1,h:1,x_center:.515625,y_center:.265625},{w:1,h:1,x_center:.515625,y_center:.265625},{w:1,h:1,x_center:.546875,y_center:.265625},{w:1,h:1,x_center:.546875,y_center:.265625},{w:1,h:1,x_center:.578125,y_center:.265625},{w:1,h:1,x_center:.578125,y_center:.265625},{w:1,h:1,x_center:.609375,y_center:.265625},{w:1,h:1,x_center:.609375,y_center:.265625},{w:1,h:1,x_center:.640625,y_center:.265625},{w:1,h:1,x_center:.640625,y_center:.265625},{w:1,h:1,x_center:.671875,y_center:.265625},{w:1,h:1,x_center:.671875,y_center:.265625},{w:1,h:1,x_center:.703125,y_center:.265625},{w:1,h:1,x_center:.703125,y_center:.265625},{w:1,h:1,x_center:.734375,y_center:.265625},{w:1,h:1,x_center:.734375,y_center:.265625},{w:1,h:1,x_center:.765625,y_center:.265625},{w:1,h:1,x_center:.765625,y_center:.265625},{w:1,h:1,x_center:.796875,y_center:.265625},{w:1,h:1,x_center:.796875,y_center:.265625},{w:1,h:1,x_center:.828125,y_center:.265625},{w:1,h:1,x_center:.828125,y_center:.265625},{w:1,h:1,x_center:.859375,y_center:.265625},{w:1,h:1,x_center:.859375,y_center:.265625},{w:1,h:1,x_center:.890625,y_center:.265625},{w:1,h:1,x_center:.890625,y_center:.265625},{w:1,h:1,x_center:.921875,y_center:.265625},{w:1,h:1,x_center:.921875,y_center:.265625},{w:1,h:1,x_center:.953125,y_center:.265625},{w:1,h:1,x_center:.953125,y_center:.265625},{w:1,h:1,x_center:.984375,y_center:.265625},{w:1,h:1,x_center:.984375,y_center:.265625},{w:1,h:1,x_center:.015625,y_center:.296875},{w:1,h:1,x_center:.015625,y_center:.296875},{w:1,h:1,x_center:.046875,y_center:.296875},{w:1,h:1,x_center:.046875,y_center:.296875},{w:1,h:1,x_center:.078125,y_center:.296875},{w:1,h:1,x_center:.078125,y_center:.296875},{w:1,h:1,x_center:.109375,y_center:.296875},{w:1,h:1,x_center:.109375,y_center:.296875},{w:1,h:1,x_center:.140625,y_center:.296875},{w:1,h:1,x_center:.140625,y_center:.296875},{w:1,h:1,x_center:.171875,y_center:.296875},{w:1,h:1,x_center:.171875,y_center:.296875},{w:1,h:1,x_center:.203125,y_center:.296875},{w:1,h:1,x_center:.203125,y_center:.296875},{w:1,h:1,x_center:.234375,y_center:.296875},{w:1,h:1,x_center:.234375,y_center:.296875},{w:1,h:1,x_center:.265625,y_center:.296875},{w:1,h:1,x_center:.265625,y_center:.296875},{w:1,h:1,x_center:.296875,y_center:.296875},{w:1,h:1,x_center:.296875,y_center:.296875},{w:1,h:1,x_center:.328125,y_center:.296875},{w:1,h:1,x_center:.328125,y_center:.296875},{w:1,h:1,x_center:.359375,y_center:.296875},{w:1,h:1,x_center:.359375,y_center:.296875},{w:1,h:1,x_center:.390625,y_center:.296875},{w:1,h:1,x_center:.390625,y_center:.296875},{w:1,h:1,x_center:.421875,y_center:.296875},{w:1,h:1,x_center:.421875,y_center:.296875},{w:1,h:1,x_center:.453125,y_center:.296875},{w:1,h:1,x_center:.453125,y_center:.296875},{w:1,h:1,x_center:.484375,y_center:.296875},{w:1,h:1,x_center:.484375,y_center:.296875},{w:1,h:1,x_center:.515625,y_center:.296875},{w:1,h:1,x_center:.515625,y_center:.296875},{w:1,h:1,x_center:.546875,y_center:.296875},{w:1,h:1,x_center:.546875,y_center:.296875},{w:1,h:1,x_center:.578125,y_center:.296875},{w:1,h:1,x_center:.578125,y_center:.296875},{w:1,h:1,x_center:.609375,y_center:.296875},{w:1,h:1,x_center:.609375,y_center:.296875},{w:1,h:1,x_center:.640625,y_center:.296875},{w:1,h:1,x_center:.640625,y_center:.296875},{w:1,h:1,x_center:.671875,y_center:.296875},{w:1,h:1,x_center:.671875,y_center:.296875},{w:1,h:1,x_center:.703125,y_center:.296875},{w:1,h:1,x_center:.703125,y_center:.296875},{w:1,h:1,x_center:.734375,y_center:.296875},{w:1,h:1,x_center:.734375,y_center:.296875},{w:1,h:1,x_center:.765625,y_center:.296875},{w:1,h:1,x_center:.765625,y_center:.296875},{w:1,h:1,x_center:.796875,y_center:.296875},{w:1,h:1,x_center:.796875,y_center:.296875},{w:1,h:1,x_center:.828125,y_center:.296875},{w:1,h:1,x_center:.828125,y_center:.296875},{w:1,h:1,x_center:.859375,y_center:.296875},{w:1,h:1,x_center:.859375,y_center:.296875},{w:1,h:1,x_center:.890625,y_center:.296875},{w:1,h:1,x_center:.890625,y_center:.296875},{w:1,h:1,x_center:.921875,y_center:.296875},{w:1,h:1,x_center:.921875,y_center:.296875},{w:1,h:1,x_center:.953125,y_center:.296875},{w:1,h:1,x_center:.953125,y_center:.296875},{w:1,h:1,x_center:.984375,y_center:.296875},{w:1,h:1,x_center:.984375,y_center:.296875},{w:1,h:1,x_center:.015625,y_center:.328125},{w:1,h:1,x_center:.015625,y_center:.328125},{w:1,h:1,x_center:.046875,y_center:.328125},{w:1,h:1,x_center:.046875,y_center:.328125},{w:1,h:1,x_center:.078125,y_center:.328125},{w:1,h:1,x_center:.078125,y_center:.328125},{w:1,h:1,x_center:.109375,y_center:.328125},{w:1,h:1,x_center:.109375,y_center:.328125},{w:1,h:1,x_center:.140625,y_center:.328125},{w:1,h:1,x_center:.140625,y_center:.328125},{w:1,h:1,x_center:.171875,y_center:.328125},{w:1,h:1,x_center:.171875,y_center:.328125},{w:1,h:1,x_center:.203125,y_center:.328125},{w:1,h:1,x_center:.203125,y_center:.328125},{w:1,h:1,x_center:.234375,y_center:.328125},{w:1,h:1,x_center:.234375,y_center:.328125},{w:1,h:1,x_center:.265625,y_center:.328125},{w:1,h:1,x_center:.265625,y_center:.328125},{w:1,h:1,x_center:.296875,y_center:.328125},{w:1,h:1,x_center:.296875,y_center:.328125},{w:1,h:1,x_center:.328125,y_center:.328125},{w:1,h:1,x_center:.328125,y_center:.328125},{w:1,h:1,x_center:.359375,y_center:.328125},{w:1,h:1,x_center:.359375,y_center:.328125},{w:1,h:1,x_center:.390625,y_center:.328125},{w:1,h:1,x_center:.390625,y_center:.328125},{w:1,h:1,x_center:.421875,y_center:.328125},{w:1,h:1,x_center:.421875,y_center:.328125},{w:1,h:1,x_center:.453125,y_center:.328125},{w:1,h:1,x_center:.453125,y_center:.328125},{w:1,h:1,x_center:.484375,y_center:.328125},{w:1,h:1,x_center:.484375,y_center:.328125},{w:1,h:1,x_center:.515625,y_center:.328125},{w:1,h:1,x_center:.515625,y_center:.328125},{w:1,h:1,x_center:.546875,y_center:.328125},{w:1,h:1,x_center:.546875,y_center:.328125},{w:1,h:1,x_center:.578125,y_center:.328125},{w:1,h:1,x_center:.578125,y_center:.328125},{w:1,h:1,x_center:.609375,y_center:.328125},{w:1,h:1,x_center:.609375,y_center:.328125},{w:1,h:1,x_center:.640625,y_center:.328125},{w:1,h:1,x_center:.640625,y_center:.328125},{w:1,h:1,x_center:.671875,y_center:.328125},{w:1,h:1,x_center:.671875,y_center:.328125},{w:1,h:1,x_center:.703125,y_center:.328125},{w:1,h:1,x_center:.703125,y_center:.328125},{w:1,h:1,x_center:.734375,y_center:.328125},{w:1,h:1,x_center:.734375,y_center:.328125},{w:1,h:1,x_center:.765625,y_center:.328125},{w:1,h:1,x_center:.765625,y_center:.328125},{w:1,h:1,x_center:.796875,y_center:.328125},{w:1,h:1,x_center:.796875,y_center:.328125},{w:1,h:1,x_center:.828125,y_center:.328125},{w:1,h:1,x_center:.828125,y_center:.328125},{w:1,h:1,x_center:.859375,y_center:.328125},{w:1,h:1,x_center:.859375,y_center:.328125},{w:1,h:1,x_center:.890625,y_center:.328125},{w:1,h:1,x_center:.890625,y_center:.328125},{w:1,h:1,x_center:.921875,y_center:.328125},{w:1,h:1,x_center:.921875,y_center:.328125},{w:1,h:1,x_center:.953125,y_center:.328125},{w:1,h:1,x_center:.953125,y_center:.328125},{w:1,h:1,x_center:.984375,y_center:.328125},{w:1,h:1,x_center:.984375,y_center:.328125},{w:1,h:1,x_center:.015625,y_center:.359375},{w:1,h:1,x_center:.015625,y_center:.359375},{w:1,h:1,x_center:.046875,y_center:.359375},{w:1,h:1,x_center:.046875,y_center:.359375},{w:1,h:1,x_center:.078125,y_center:.359375},{w:1,h:1,x_center:.078125,y_center:.359375},{w:1,h:1,x_center:.109375,y_center:.359375},{w:1,h:1,x_center:.109375,y_center:.359375},{w:1,h:1,x_center:.140625,y_center:.359375},{w:1,h:1,x_center:.140625,y_center:.359375},{w:1,h:1,x_center:.171875,y_center:.359375},{w:1,h:1,x_center:.171875,y_center:.359375},{w:1,h:1,x_center:.203125,y_center:.359375},{w:1,h:1,x_center:.203125,y_center:.359375},{w:1,h:1,x_center:.234375,y_center:.359375},{w:1,h:1,x_center:.234375,y_center:.359375},{w:1,h:1,x_center:.265625,y_center:.359375},{w:1,h:1,x_center:.265625,y_center:.359375},{w:1,h:1,x_center:.296875,y_center:.359375},{w:1,h:1,x_center:.296875,y_center:.359375},{w:1,h:1,x_center:.328125,y_center:.359375},{w:1,h:1,x_center:.328125,y_center:.359375},{w:1,h:1,x_center:.359375,y_center:.359375},{w:1,h:1,x_center:.359375,y_center:.359375},{w:1,h:1,x_center:.390625,y_center:.359375},{w:1,h:1,x_center:.390625,y_center:.359375},{w:1,h:1,x_center:.421875,y_center:.359375},{w:1,h:1,x_center:.421875,y_center:.359375},{w:1,h:1,x_center:.453125,y_center:.359375},{w:1,h:1,x_center:.453125,y_center:.359375},{w:1,h:1,x_center:.484375,y_center:.359375},{w:1,h:1,x_center:.484375,y_center:.359375},{w:1,h:1,x_center:.515625,y_center:.359375},{w:1,h:1,x_center:.515625,y_center:.359375},{w:1,h:1,x_center:.546875,y_center:.359375},{w:1,h:1,x_center:.546875,y_center:.359375},{w:1,h:1,x_center:.578125,y_center:.359375},{w:1,h:1,x_center:.578125,y_center:.359375},{w:1,h:1,x_center:.609375,y_center:.359375},{w:1,h:1,x_center:.609375,y_center:.359375},{w:1,h:1,x_center:.640625,y_center:.359375},{w:1,h:1,x_center:.640625,y_center:.359375},{w:1,h:1,x_center:.671875,y_center:.359375},{w:1,h:1,x_center:.671875,y_center:.359375},{w:1,h:1,x_center:.703125,y_center:.359375},{w:1,h:1,x_center:.703125,y_center:.359375},{w:1,h:1,x_center:.734375,y_center:.359375},{w:1,h:1,x_center:.734375,y_center:.359375},{w:1,h:1,x_center:.765625,y_center:.359375},{w:1,h:1,x_center:.765625,y_center:.359375},{w:1,h:1,x_center:.796875,y_center:.359375},{w:1,h:1,x_center:.796875,y_center:.359375},{w:1,h:1,x_center:.828125,y_center:.359375},{w:1,h:1,x_center:.828125,y_center:.359375},{w:1,h:1,x_center:.859375,y_center:.359375},{w:1,h:1,x_center:.859375,y_center:.359375},{w:1,h:1,x_center:.890625,y_center:.359375},{w:1,h:1,x_center:.890625,y_center:.359375},{w:1,h:1,x_center:.921875,y_center:.359375},{w:1,h:1,x_center:.921875,y_center:.359375},{w:1,h:1,x_center:.953125,y_center:.359375},{w:1,h:1,x_center:.953125,y_center:.359375},{w:1,h:1,x_center:.984375,y_center:.359375},{w:1,h:1,x_center:.984375,y_center:.359375},{w:1,h:1,x_center:.015625,y_center:.390625},{w:1,h:1,x_center:.015625,y_center:.390625},{w:1,h:1,x_center:.046875,y_center:.390625},{w:1,h:1,x_center:.046875,y_center:.390625},{w:1,h:1,x_center:.078125,y_center:.390625},{w:1,h:1,x_center:.078125,y_center:.390625},{w:1,h:1,x_center:.109375,y_center:.390625},{w:1,h:1,x_center:.109375,y_center:.390625},{w:1,h:1,x_center:.140625,y_center:.390625},{w:1,h:1,x_center:.140625,y_center:.390625},{w:1,h:1,x_center:.171875,y_center:.390625},{w:1,h:1,x_center:.171875,y_center:.390625},{w:1,h:1,x_center:.203125,y_center:.390625},{w:1,h:1,x_center:.203125,y_center:.390625},{w:1,h:1,x_center:.234375,y_center:.390625},{w:1,h:1,x_center:.234375,y_center:.390625},{w:1,h:1,x_center:.265625,y_center:.390625},{w:1,h:1,x_center:.265625,y_center:.390625},{w:1,h:1,x_center:.296875,y_center:.390625},{w:1,h:1,x_center:.296875,y_center:.390625},{w:1,h:1,x_center:.328125,y_center:.390625},{w:1,h:1,x_center:.328125,y_center:.390625},{w:1,h:1,x_center:.359375,y_center:.390625},{w:1,h:1,x_center:.359375,y_center:.390625},{w:1,h:1,x_center:.390625,y_center:.390625},{w:1,h:1,x_center:.390625,y_center:.390625},{w:1,h:1,x_center:.421875,y_center:.390625},{w:1,h:1,x_center:.421875,y_center:.390625},{w:1,h:1,x_center:.453125,y_center:.390625},{w:1,h:1,x_center:.453125,y_center:.390625},{w:1,h:1,x_center:.484375,y_center:.390625},{w:1,h:1,x_center:.484375,y_center:.390625},{w:1,h:1,x_center:.515625,y_center:.390625},{w:1,h:1,x_center:.515625,y_center:.390625},{w:1,h:1,x_center:.546875,y_center:.390625},{w:1,h:1,x_center:.546875,y_center:.390625},{w:1,h:1,x_center:.578125,y_center:.390625},{w:1,h:1,x_center:.578125,y_center:.390625},{w:1,h:1,x_center:.609375,y_center:.390625},{w:1,h:1,x_center:.609375,y_center:.390625},{w:1,h:1,x_center:.640625,y_center:.390625},{w:1,h:1,x_center:.640625,y_center:.390625},{w:1,h:1,x_center:.671875,y_center:.390625},{w:1,h:1,x_center:.671875,y_center:.390625},{w:1,h:1,x_center:.703125,y_center:.390625},{w:1,h:1,x_center:.703125,y_center:.390625},{w:1,h:1,x_center:.734375,y_center:.390625},{w:1,h:1,x_center:.734375,y_center:.390625},{w:1,h:1,x_center:.765625,y_center:.390625},{w:1,h:1,x_center:.765625,y_center:.390625},{w:1,h:1,x_center:.796875,y_center:.390625},{w:1,h:1,x_center:.796875,y_center:.390625},{w:1,h:1,x_center:.828125,y_center:.390625},{w:1,h:1,x_center:.828125,y_center:.390625},{w:1,h:1,x_center:.859375,y_center:.390625},{w:1,h:1,x_center:.859375,y_center:.390625},{w:1,h:1,x_center:.890625,y_center:.390625},{w:1,h:1,x_center:.890625,y_center:.390625},{w:1,h:1,x_center:.921875,y_center:.390625},{w:1,h:1,x_center:.921875,y_center:.390625},{w:1,h:1,x_center:.953125,y_center:.390625},{w:1,h:1,x_center:.953125,y_center:.390625},{w:1,h:1,x_center:.984375,y_center:.390625},{w:1,h:1,x_center:.984375,y_center:.390625},{w:1,h:1,x_center:.015625,y_center:.421875},{w:1,h:1,x_center:.015625,y_center:.421875},{w:1,h:1,x_center:.046875,y_center:.421875},{w:1,h:1,x_center:.046875,y_center:.421875},{w:1,h:1,x_center:.078125,y_center:.421875},{w:1,h:1,x_center:.078125,y_center:.421875},{w:1,h:1,x_center:.109375,y_center:.421875},{w:1,h:1,x_center:.109375,y_center:.421875},{w:1,h:1,x_center:.140625,y_center:.421875},{w:1,h:1,x_center:.140625,y_center:.421875},{w:1,h:1,x_center:.171875,y_center:.421875},{w:1,h:1,x_center:.171875,y_center:.421875},{w:1,h:1,x_center:.203125,y_center:.421875},{w:1,h:1,x_center:.203125,y_center:.421875},{w:1,h:1,x_center:.234375,y_center:.421875},{w:1,h:1,x_center:.234375,y_center:.421875},{w:1,h:1,x_center:.265625,y_center:.421875},{w:1,h:1,x_center:.265625,y_center:.421875},{w:1,h:1,x_center:.296875,y_center:.421875},{w:1,h:1,x_center:.296875,y_center:.421875},{w:1,h:1,x_center:.328125,y_center:.421875},{w:1,h:1,x_center:.328125,y_center:.421875},{w:1,h:1,x_center:.359375,y_center:.421875},{w:1,h:1,x_center:.359375,y_center:.421875},{w:1,h:1,x_center:.390625,y_center:.421875},{w:1,h:1,x_center:.390625,y_center:.421875},{w:1,h:1,x_center:.421875,y_center:.421875},{w:1,h:1,x_center:.421875,y_center:.421875},{w:1,h:1,x_center:.453125,y_center:.421875},{w:1,h:1,x_center:.453125,y_center:.421875},{w:1,h:1,x_center:.484375,y_center:.421875},{w:1,h:1,x_center:.484375,y_center:.421875},{w:1,h:1,x_center:.515625,y_center:.421875},{w:1,h:1,x_center:.515625,y_center:.421875},{w:1,h:1,x_center:.546875,y_center:.421875},{w:1,h:1,x_center:.546875,y_center:.421875},{w:1,h:1,x_center:.578125,y_center:.421875},{w:1,h:1,x_center:.578125,y_center:.421875},{w:1,h:1,x_center:.609375,y_center:.421875},{w:1,h:1,x_center:.609375,y_center:.421875},{w:1,h:1,x_center:.640625,y_center:.421875},{w:1,h:1,x_center:.640625,y_center:.421875},{w:1,h:1,x_center:.671875,y_center:.421875},{w:1,h:1,x_center:.671875,y_center:.421875},{w:1,h:1,x_center:.703125,y_center:.421875},{w:1,h:1,x_center:.703125,y_center:.421875},{w:1,h:1,x_center:.734375,y_center:.421875},{w:1,h:1,x_center:.734375,y_center:.421875},{w:1,h:1,x_center:.765625,y_center:.421875},{w:1,h:1,x_center:.765625,y_center:.421875},{w:1,h:1,x_center:.796875,y_center:.421875},{w:1,h:1,x_center:.796875,y_center:.421875},{w:1,h:1,x_center:.828125,y_center:.421875},{w:1,h:1,x_center:.828125,y_center:.421875},{w:1,h:1,x_center:.859375,y_center:.421875},{w:1,h:1,x_center:.859375,y_center:.421875},{w:1,h:1,x_center:.890625,y_center:.421875},{w:1,h:1,x_center:.890625,y_center:.421875},{w:1,h:1,x_center:.921875,y_center:.421875},{w:1,h:1,x_center:.921875,y_center:.421875},{w:1,h:1,x_center:.953125,y_center:.421875},{w:1,h:1,x_center:.953125,y_center:.421875},{w:1,h:1,x_center:.984375,y_center:.421875},{w:1,h:1,x_center:.984375,y_center:.421875},{w:1,h:1,x_center:.015625,y_center:.453125},{w:1,h:1,x_center:.015625,y_center:.453125},{w:1,h:1,x_center:.046875,y_center:.453125},{w:1,h:1,x_center:.046875,y_center:.453125},{w:1,h:1,x_center:.078125,y_center:.453125},{w:1,h:1,x_center:.078125,y_center:.453125},{w:1,h:1,x_center:.109375,y_center:.453125},{w:1,h:1,x_center:.109375,y_center:.453125},{w:1,h:1,x_center:.140625,y_center:.453125},{w:1,h:1,x_center:.140625,y_center:.453125},{w:1,h:1,x_center:.171875,y_center:.453125},{w:1,h:1,x_center:.171875,y_center:.453125},{w:1,h:1,x_center:.203125,y_center:.453125},{w:1,h:1,x_center:.203125,y_center:.453125},{w:1,h:1,x_center:.234375,y_center:.453125},{w:1,h:1,x_center:.234375,y_center:.453125},{w:1,h:1,x_center:.265625,y_center:.453125},{w:1,h:1,x_center:.265625,y_center:.453125},{w:1,h:1,x_center:.296875,y_center:.453125},{w:1,h:1,x_center:.296875,y_center:.453125},{w:1,h:1,x_center:.328125,y_center:.453125},{w:1,h:1,x_center:.328125,y_center:.453125},{w:1,h:1,x_center:.359375,y_center:.453125},{w:1,h:1,x_center:.359375,y_center:.453125},{w:1,h:1,x_center:.390625,y_center:.453125},{w:1,h:1,x_center:.390625,y_center:.453125},{w:1,h:1,x_center:.421875,y_center:.453125},{w:1,h:1,x_center:.421875,y_center:.453125},{w:1,h:1,x_center:.453125,y_center:.453125},{w:1,h:1,x_center:.453125,y_center:.453125},{w:1,h:1,x_center:.484375,y_center:.453125},{w:1,h:1,x_center:.484375,y_center:.453125},{w:1,h:1,x_center:.515625,y_center:.453125},{w:1,h:1,x_center:.515625,y_center:.453125},{w:1,h:1,x_center:.546875,y_center:.453125},{w:1,h:1,x_center:.546875,y_center:.453125},{w:1,h:1,x_center:.578125,y_center:.453125},{w:1,h:1,x_center:.578125,y_center:.453125},{w:1,h:1,x_center:.609375,y_center:.453125},{w:1,h:1,x_center:.609375,y_center:.453125},{w:1,h:1,x_center:.640625,y_center:.453125},{w:1,h:1,x_center:.640625,y_center:.453125},{w:1,h:1,x_center:.671875,y_center:.453125},{w:1,h:1,x_center:.671875,y_center:.453125},{w:1,h:1,x_center:.703125,y_center:.453125},{w:1,h:1,x_center:.703125,y_center:.453125},{w:1,h:1,x_center:.734375,y_center:.453125},{w:1,h:1,x_center:.734375,y_center:.453125},{w:1,h:1,x_center:.765625,y_center:.453125},{w:1,h:1,x_center:.765625,y_center:.453125},{w:1,h:1,x_center:.796875,y_center:.453125},{w:1,h:1,x_center:.796875,y_center:.453125},{w:1,h:1,x_center:.828125,y_center:.453125},{w:1,h:1,x_center:.828125,y_center:.453125},{w:1,h:1,x_center:.859375,y_center:.453125},{w:1,h:1,x_center:.859375,y_center:.453125},{w:1,h:1,x_center:.890625,y_center:.453125},{w:1,h:1,x_center:.890625,y_center:.453125},{w:1,h:1,x_center:.921875,y_center:.453125},{w:1,h:1,x_center:.921875,y_center:.453125},{w:1,h:1,x_center:.953125,y_center:.453125},{w:1,h:1,x_center:.953125,y_center:.453125},{w:1,h:1,x_center:.984375,y_center:.453125},{w:1,h:1,x_center:.984375,y_center:.453125},{w:1,h:1,x_center:.015625,y_center:.484375},{w:1,h:1,x_center:.015625,y_center:.484375},{w:1,h:1,x_center:.046875,y_center:.484375},{w:1,h:1,x_center:.046875,y_center:.484375},{w:1,h:1,x_center:.078125,y_center:.484375},{w:1,h:1,x_center:.078125,y_center:.484375},{w:1,h:1,x_center:.109375,y_center:.484375},{w:1,h:1,x_center:.109375,y_center:.484375},{w:1,h:1,x_center:.140625,y_center:.484375},{w:1,h:1,x_center:.140625,y_center:.484375},{w:1,h:1,x_center:.171875,y_center:.484375},{w:1,h:1,x_center:.171875,y_center:.484375},{w:1,h:1,x_center:.203125,y_center:.484375},{w:1,h:1,x_center:.203125,y_center:.484375},{w:1,h:1,x_center:.234375,y_center:.484375},{w:1,h:1,x_center:.234375,y_center:.484375},{w:1,h:1,x_center:.265625,y_center:.484375},{w:1,h:1,x_center:.265625,y_center:.484375},{w:1,h:1,x_center:.296875,y_center:.484375},{w:1,h:1,x_center:.296875,y_center:.484375},{w:1,h:1,x_center:.328125,y_center:.484375},{w:1,h:1,x_center:.328125,y_center:.484375},{w:1,h:1,x_center:.359375,y_center:.484375},{w:1,h:1,x_center:.359375,y_center:.484375},{w:1,h:1,x_center:.390625,y_center:.484375},{w:1,h:1,x_center:.390625,y_center:.484375},{w:1,h:1,x_center:.421875,y_center:.484375},{w:1,h:1,x_center:.421875,y_center:.484375},{w:1,h:1,x_center:.453125,y_center:.484375},{w:1,h:1,x_center:.453125,y_center:.484375},{w:1,h:1,x_center:.484375,y_center:.484375},{w:1,h:1,x_center:.484375,y_center:.484375},{w:1,h:1,x_center:.515625,y_center:.484375},{w:1,h:1,x_center:.515625,y_center:.484375},{w:1,h:1,x_center:.546875,y_center:.484375},{w:1,h:1,x_center:.546875,y_center:.484375},{w:1,h:1,x_center:.578125,y_center:.484375},{w:1,h:1,x_center:.578125,y_center:.484375},{w:1,h:1,x_center:.609375,y_center:.484375},{w:1,h:1,x_center:.609375,y_center:.484375},{w:1,h:1,x_center:.640625,y_center:.484375},{w:1,h:1,x_center:.640625,y_center:.484375},{w:1,h:1,x_center:.671875,y_center:.484375},{w:1,h:1,x_center:.671875,y_center:.484375},{w:1,h:1,x_center:.703125,y_center:.484375},{w:1,h:1,x_center:.703125,y_center:.484375},{w:1,h:1,x_center:.734375,y_center:.484375},{w:1,h:1,x_center:.734375,y_center:.484375},{w:1,h:1,x_center:.765625,y_center:.484375},{w:1,h:1,x_center:.765625,y_center:.484375},{w:1,h:1,x_center:.796875,y_center:.484375},{w:1,h:1,x_center:.796875,y_center:.484375},{w:1,h:1,x_center:.828125,y_center:.484375},{w:1,h:1,x_center:.828125,y_center:.484375},{w:1,h:1,x_center:.859375,y_center:.484375},{w:1,h:1,x_center:.859375,y_center:.484375},{w:1,h:1,x_center:.890625,y_center:.484375},{w:1,h:1,x_center:.890625,y_center:.484375},{w:1,h:1,x_center:.921875,y_center:.484375},{w:1,h:1,x_center:.921875,y_center:.484375},{w:1,h:1,x_center:.953125,y_center:.484375},{w:1,h:1,x_center:.953125,y_center:.484375},{w:1,h:1,x_center:.984375,y_center:.484375},{w:1,h:1,x_center:.984375,y_center:.484375},{w:1,h:1,x_center:.015625,y_center:.515625},{w:1,h:1,x_center:.015625,y_center:.515625},{w:1,h:1,x_center:.046875,y_center:.515625},{w:1,h:1,x_center:.046875,y_center:.515625},{w:1,h:1,x_center:.078125,y_center:.515625},{w:1,h:1,x_center:.078125,y_center:.515625},{w:1,h:1,x_center:.109375,y_center:.515625},{w:1,h:1,x_center:.109375,y_center:.515625},{w:1,h:1,x_center:.140625,y_center:.515625},{w:1,h:1,x_center:.140625,y_center:.515625},{w:1,h:1,x_center:.171875,y_center:.515625},{w:1,h:1,x_center:.171875,y_center:.515625},{w:1,h:1,x_center:.203125,y_center:.515625},{w:1,h:1,x_center:.203125,y_center:.515625},{w:1,h:1,x_center:.234375,y_center:.515625},{w:1,h:1,x_center:.234375,y_center:.515625},{w:1,h:1,x_center:.265625,y_center:.515625},{w:1,h:1,x_center:.265625,y_center:.515625},{w:1,h:1,x_center:.296875,y_center:.515625},{w:1,h:1,x_center:.296875,y_center:.515625},{w:1,h:1,x_center:.328125,y_center:.515625},{w:1,h:1,x_center:.328125,y_center:.515625},{w:1,h:1,x_center:.359375,y_center:.515625},{w:1,h:1,x_center:.359375,y_center:.515625},{w:1,h:1,x_center:.390625,y_center:.515625},{w:1,h:1,x_center:.390625,y_center:.515625},{w:1,h:1,x_center:.421875,y_center:.515625},{w:1,h:1,x_center:.421875,y_center:.515625},{w:1,h:1,x_center:.453125,y_center:.515625},{w:1,h:1,x_center:.453125,y_center:.515625},{w:1,h:1,x_center:.484375,y_center:.515625},{w:1,h:1,x_center:.484375,y_center:.515625},{w:1,h:1,x_center:.515625,y_center:.515625},{w:1,h:1,x_center:.515625,y_center:.515625},{w:1,h:1,x_center:.546875,y_center:.515625},{w:1,h:1,x_center:.546875,y_center:.515625},{w:1,h:1,x_center:.578125,y_center:.515625},{w:1,h:1,x_center:.578125,y_center:.515625},{w:1,h:1,x_center:.609375,y_center:.515625},{w:1,h:1,x_center:.609375,y_center:.515625},{w:1,h:1,x_center:.640625,y_center:.515625},{w:1,h:1,x_center:.640625,y_center:.515625},{w:1,h:1,x_center:.671875,y_center:.515625},{w:1,h:1,x_center:.671875,y_center:.515625},{w:1,h:1,x_center:.703125,y_center:.515625},{w:1,h:1,x_center:.703125,y_center:.515625},{w:1,h:1,x_center:.734375,y_center:.515625},{w:1,h:1,x_center:.734375,y_center:.515625},{w:1,h:1,x_center:.765625,y_center:.515625},{w:1,h:1,x_center:.765625,y_center:.515625},{w:1,h:1,x_center:.796875,y_center:.515625},{w:1,h:1,x_center:.796875,y_center:.515625},{w:1,h:1,x_center:.828125,y_center:.515625},{w:1,h:1,x_center:.828125,y_center:.515625},{w:1,h:1,x_center:.859375,y_center:.515625},{w:1,h:1,x_center:.859375,y_center:.515625},{w:1,h:1,x_center:.890625,y_center:.515625},{w:1,h:1,x_center:.890625,y_center:.515625},{w:1,h:1,x_center:.921875,y_center:.515625},{w:1,h:1,x_center:.921875,y_center:.515625},{w:1,h:1,x_center:.953125,y_center:.515625},{w:1,h:1,x_center:.953125,y_center:.515625},{w:1,h:1,x_center:.984375,y_center:.515625},{w:1,h:1,x_center:.984375,y_center:.515625},{w:1,h:1,x_center:.015625,y_center:.546875},{w:1,h:1,x_center:.015625,y_center:.546875},{w:1,h:1,x_center:.046875,y_center:.546875},{w:1,h:1,x_center:.046875,y_center:.546875},{w:1,h:1,x_center:.078125,y_center:.546875},{w:1,h:1,x_center:.078125,y_center:.546875},{w:1,h:1,x_center:.109375,y_center:.546875},{w:1,h:1,x_center:.109375,y_center:.546875},{w:1,h:1,x_center:.140625,y_center:.546875},{w:1,h:1,x_center:.140625,y_center:.546875},{w:1,h:1,x_center:.171875,y_center:.546875},{w:1,h:1,x_center:.171875,y_center:.546875},{w:1,h:1,x_center:.203125,y_center:.546875},{w:1,h:1,x_center:.203125,y_center:.546875},{w:1,h:1,x_center:.234375,y_center:.546875},{w:1,h:1,x_center:.234375,y_center:.546875},{w:1,h:1,x_center:.265625,y_center:.546875},{w:1,h:1,x_center:.265625,y_center:.546875},{w:1,h:1,x_center:.296875,y_center:.546875},{w:1,h:1,x_center:.296875,y_center:.546875},{w:1,h:1,x_center:.328125,y_center:.546875},{w:1,h:1,x_center:.328125,y_center:.546875},{w:1,h:1,x_center:.359375,y_center:.546875},{w:1,h:1,x_center:.359375,y_center:.546875},{w:1,h:1,x_center:.390625,y_center:.546875},{w:1,h:1,x_center:.390625,y_center:.546875},{w:1,h:1,x_center:.421875,y_center:.546875},{w:1,h:1,x_center:.421875,y_center:.546875},{w:1,h:1,x_center:.453125,y_center:.546875},{w:1,h:1,x_center:.453125,y_center:.546875},{w:1,h:1,x_center:.484375,y_center:.546875},{w:1,h:1,x_center:.484375,y_center:.546875},{w:1,h:1,x_center:.515625,y_center:.546875},{w:1,h:1,x_center:.515625,y_center:.546875},{w:1,h:1,x_center:.546875,y_center:.546875},{w:1,h:1,x_center:.546875,y_center:.546875},{w:1,h:1,x_center:.578125,y_center:.546875},{w:1,h:1,x_center:.578125,y_center:.546875},{w:1,h:1,x_center:.609375,y_center:.546875},{w:1,h:1,x_center:.609375,y_center:.546875},{w:1,h:1,x_center:.640625,y_center:.546875},{w:1,h:1,x_center:.640625,y_center:.546875},{w:1,h:1,x_center:.671875,y_center:.546875},{w:1,h:1,x_center:.671875,y_center:.546875},{w:1,h:1,x_center:.703125,y_center:.546875},{w:1,h:1,x_center:.703125,y_center:.546875},{w:1,h:1,x_center:.734375,y_center:.546875},{w:1,h:1,x_center:.734375,y_center:.546875},{w:1,h:1,x_center:.765625,y_center:.546875},{w:1,h:1,x_center:.765625,y_center:.546875},{w:1,h:1,x_center:.796875,y_center:.546875},{w:1,h:1,x_center:.796875,y_center:.546875},{w:1,h:1,x_center:.828125,y_center:.546875},{w:1,h:1,x_center:.828125,y_center:.546875},{w:1,h:1,x_center:.859375,y_center:.546875},{w:1,h:1,x_center:.859375,y_center:.546875},{w:1,h:1,x_center:.890625,y_center:.546875},{w:1,h:1,x_center:.890625,y_center:.546875},{w:1,h:1,x_center:.921875,y_center:.546875},{w:1,h:1,x_center:.921875,y_center:.546875},{w:1,h:1,x_center:.953125,y_center:.546875},{w:1,h:1,x_center:.953125,y_center:.546875},{w:1,h:1,x_center:.984375,y_center:.546875},{w:1,h:1,x_center:.984375,y_center:.546875},{w:1,h:1,x_center:.015625,y_center:.578125},{w:1,h:1,x_center:.015625,y_center:.578125},{w:1,h:1,x_center:.046875,y_center:.578125},{w:1,h:1,x_center:.046875,y_center:.578125},{w:1,h:1,x_center:.078125,y_center:.578125},{w:1,h:1,x_center:.078125,y_center:.578125},{w:1,h:1,x_center:.109375,y_center:.578125},{w:1,h:1,x_center:.109375,y_center:.578125},{w:1,h:1,x_center:.140625,y_center:.578125},{w:1,h:1,x_center:.140625,y_center:.578125},{w:1,h:1,x_center:.171875,y_center:.578125},{w:1,h:1,x_center:.171875,y_center:.578125},{w:1,h:1,x_center:.203125,y_center:.578125},{w:1,h:1,x_center:.203125,y_center:.578125},{w:1,h:1,x_center:.234375,y_center:.578125},{w:1,h:1,x_center:.234375,y_center:.578125},{w:1,h:1,x_center:.265625,y_center:.578125},{w:1,h:1,x_center:.265625,y_center:.578125},{w:1,h:1,x_center:.296875,y_center:.578125},{w:1,h:1,x_center:.296875,y_center:.578125},{w:1,h:1,x_center:.328125,y_center:.578125},{w:1,h:1,x_center:.328125,y_center:.578125},{w:1,h:1,x_center:.359375,y_center:.578125},{w:1,h:1,x_center:.359375,y_center:.578125},{w:1,h:1,x_center:.390625,y_center:.578125},{w:1,h:1,x_center:.390625,y_center:.578125},{w:1,h:1,x_center:.421875,y_center:.578125},{w:1,h:1,x_center:.421875,y_center:.578125},{w:1,h:1,x_center:.453125,y_center:.578125},{w:1,h:1,x_center:.453125,y_center:.578125},{w:1,h:1,x_center:.484375,y_center:.578125},{w:1,h:1,x_center:.484375,y_center:.578125},{w:1,h:1,x_center:.515625,y_center:.578125},{w:1,h:1,x_center:.515625,y_center:.578125},{w:1,h:1,x_center:.546875,y_center:.578125},{w:1,h:1,x_center:.546875,y_center:.578125},{w:1,h:1,x_center:.578125,y_center:.578125},{w:1,h:1,x_center:.578125,y_center:.578125},{w:1,h:1,x_center:.609375,y_center:.578125},{w:1,h:1,x_center:.609375,y_center:.578125},{w:1,h:1,x_center:.640625,y_center:.578125},{w:1,h:1,x_center:.640625,y_center:.578125},{w:1,h:1,x_center:.671875,y_center:.578125},{w:1,h:1,x_center:.671875,y_center:.578125},{w:1,h:1,x_center:.703125,y_center:.578125},{w:1,h:1,x_center:.703125,y_center:.578125},{w:1,h:1,x_center:.734375,y_center:.578125},{w:1,h:1,x_center:.734375,y_center:.578125},{w:1,h:1,x_center:.765625,y_center:.578125},{w:1,h:1,x_center:.765625,y_center:.578125},{w:1,h:1,x_center:.796875,y_center:.578125},{w:1,h:1,x_center:.796875,y_center:.578125},{w:1,h:1,x_center:.828125,y_center:.578125},{w:1,h:1,x_center:.828125,y_center:.578125},{w:1,h:1,x_center:.859375,y_center:.578125},{w:1,h:1,x_center:.859375,y_center:.578125},{w:1,h:1,x_center:.890625,y_center:.578125},{w:1,h:1,x_center:.890625,y_center:.578125},{w:1,h:1,x_center:.921875,y_center:.578125},{w:1,h:1,x_center:.921875,y_center:.578125},{w:1,h:1,x_center:.953125,y_center:.578125},{w:1,h:1,x_center:.953125,y_center:.578125},{w:1,h:1,x_center:.984375,y_center:.578125},{w:1,h:1,x_center:.984375,y_center:.578125},{w:1,h:1,x_center:.015625,y_center:.609375},{w:1,h:1,x_center:.015625,y_center:.609375},{w:1,h:1,x_center:.046875,y_center:.609375},{w:1,h:1,x_center:.046875,y_center:.609375},{w:1,h:1,x_center:.078125,y_center:.609375},{w:1,h:1,x_center:.078125,y_center:.609375},{w:1,h:1,x_center:.109375,y_center:.609375},{w:1,h:1,x_center:.109375,y_center:.609375},{w:1,h:1,x_center:.140625,y_center:.609375},{w:1,h:1,x_center:.140625,y_center:.609375},{w:1,h:1,x_center:.171875,y_center:.609375},{w:1,h:1,x_center:.171875,y_center:.609375},{w:1,h:1,x_center:.203125,y_center:.609375},{w:1,h:1,x_center:.203125,y_center:.609375},{w:1,h:1,x_center:.234375,y_center:.609375},{w:1,h:1,x_center:.234375,y_center:.609375},{w:1,h:1,x_center:.265625,y_center:.609375},{w:1,h:1,x_center:.265625,y_center:.609375},{w:1,h:1,x_center:.296875,y_center:.609375},{w:1,h:1,x_center:.296875,y_center:.609375},{w:1,h:1,x_center:.328125,y_center:.609375},{w:1,h:1,x_center:.328125,y_center:.609375},{w:1,h:1,x_center:.359375,y_center:.609375},{w:1,h:1,x_center:.359375,y_center:.609375},{w:1,h:1,x_center:.390625,y_center:.609375},{w:1,h:1,x_center:.390625,y_center:.609375},{w:1,h:1,x_center:.421875,y_center:.609375},{w:1,h:1,x_center:.421875,y_center:.609375},{w:1,h:1,x_center:.453125,y_center:.609375},{w:1,h:1,x_center:.453125,y_center:.609375},{w:1,h:1,x_center:.484375,y_center:.609375},{w:1,h:1,x_center:.484375,y_center:.609375},{w:1,h:1,x_center:.515625,y_center:.609375},{w:1,h:1,x_center:.515625,y_center:.609375},{w:1,h:1,x_center:.546875,y_center:.609375},{w:1,h:1,x_center:.546875,y_center:.609375},{w:1,h:1,x_center:.578125,y_center:.609375},{w:1,h:1,x_center:.578125,y_center:.609375},{w:1,h:1,x_center:.609375,y_center:.609375},{w:1,h:1,x_center:.609375,y_center:.609375},{w:1,h:1,x_center:.640625,y_center:.609375},{w:1,h:1,x_center:.640625,y_center:.609375},{w:1,h:1,x_center:.671875,y_center:.609375},{w:1,h:1,x_center:.671875,y_center:.609375},{w:1,h:1,x_center:.703125,y_center:.609375},{w:1,h:1,x_center:.703125,y_center:.609375},{w:1,h:1,x_center:.734375,y_center:.609375},{w:1,h:1,x_center:.734375,y_center:.609375},{w:1,h:1,x_center:.765625,y_center:.609375},{w:1,h:1,x_center:.765625,y_center:.609375},{w:1,h:1,x_center:.796875,y_center:.609375},{w:1,h:1,x_center:.796875,y_center:.609375},{w:1,h:1,x_center:.828125,y_center:.609375},{w:1,h:1,x_center:.828125,y_center:.609375},{w:1,h:1,x_center:.859375,y_center:.609375},{w:1,h:1,x_center:.859375,y_center:.609375},{w:1,h:1,x_center:.890625,y_center:.609375},{w:1,h:1,x_center:.890625,y_center:.609375},{w:1,h:1,x_center:.921875,y_center:.609375},{w:1,h:1,x_center:.921875,y_center:.609375},{w:1,h:1,x_center:.953125,y_center:.609375},{w:1,h:1,x_center:.953125,y_center:.609375},{w:1,h:1,x_center:.984375,y_center:.609375},{w:1,h:1,x_center:.984375,y_center:.609375},{w:1,h:1,x_center:.015625,y_center:.640625},{w:1,h:1,x_center:.015625,y_center:.640625},{w:1,h:1,x_center:.046875,y_center:.640625},{w:1,h:1,x_center:.046875,y_center:.640625},{w:1,h:1,x_center:.078125,y_center:.640625},{w:1,h:1,x_center:.078125,y_center:.640625},{w:1,h:1,x_center:.109375,y_center:.640625},{w:1,h:1,x_center:.109375,y_center:.640625},{w:1,h:1,x_center:.140625,y_center:.640625},{w:1,h:1,x_center:.140625,y_center:.640625},{w:1,h:1,x_center:.171875,y_center:.640625},{w:1,h:1,x_center:.171875,y_center:.640625},{w:1,h:1,x_center:.203125,y_center:.640625},{w:1,h:1,x_center:.203125,y_center:.640625},{w:1,h:1,x_center:.234375,y_center:.640625},{w:1,h:1,x_center:.234375,y_center:.640625},{w:1,h:1,x_center:.265625,y_center:.640625},{w:1,h:1,x_center:.265625,y_center:.640625},{w:1,h:1,x_center:.296875,y_center:.640625},{w:1,h:1,x_center:.296875,y_center:.640625},{w:1,h:1,x_center:.328125,y_center:.640625},{w:1,h:1,x_center:.328125,y_center:.640625},{w:1,h:1,x_center:.359375,y_center:.640625},{w:1,h:1,x_center:.359375,y_center:.640625},{w:1,h:1,x_center:.390625,y_center:.640625},{w:1,h:1,x_center:.390625,y_center:.640625},{w:1,h:1,x_center:.421875,y_center:.640625},{w:1,h:1,x_center:.421875,y_center:.640625},{w:1,h:1,x_center:.453125,y_center:.640625},{w:1,h:1,x_center:.453125,y_center:.640625},{w:1,h:1,x_center:.484375,y_center:.640625},{w:1,h:1,x_center:.484375,y_center:.640625},{w:1,h:1,x_center:.515625,y_center:.640625},{w:1,h:1,x_center:.515625,y_center:.640625},{w:1,h:1,x_center:.546875,y_center:.640625},{w:1,h:1,x_center:.546875,y_center:.640625},{w:1,h:1,x_center:.578125,y_center:.640625},{w:1,h:1,x_center:.578125,y_center:.640625},{w:1,h:1,x_center:.609375,y_center:.640625},{w:1,h:1,x_center:.609375,y_center:.640625},{w:1,h:1,x_center:.640625,y_center:.640625},{w:1,h:1,x_center:.640625,y_center:.640625},{w:1,h:1,x_center:.671875,y_center:.640625},{w:1,h:1,x_center:.671875,y_center:.640625},{w:1,h:1,x_center:.703125,y_center:.640625},{w:1,h:1,x_center:.703125,y_center:.640625},{w:1,h:1,x_center:.734375,y_center:.640625},{w:1,h:1,x_center:.734375,y_center:.640625},{w:1,h:1,x_center:.765625,y_center:.640625},{w:1,h:1,x_center:.765625,y_center:.640625},{w:1,h:1,x_center:.796875,y_center:.640625},{w:1,h:1,x_center:.796875,y_center:.640625},{w:1,h:1,x_center:.828125,y_center:.640625},{w:1,h:1,x_center:.828125,y_center:.640625},{w:1,h:1,x_center:.859375,y_center:.640625},{w:1,h:1,x_center:.859375,y_center:.640625},{w:1,h:1,x_center:.890625,y_center:.640625},{w:1,h:1,x_center:.890625,y_center:.640625},{w:1,h:1,x_center:.921875,y_center:.640625},{w:1,h:1,x_center:.921875,y_center:.640625},{w:1,h:1,x_center:.953125,y_center:.640625},{w:1,h:1,x_center:.953125,y_center:.640625},{w:1,h:1,x_center:.984375,y_center:.640625},{w:1,h:1,x_center:.984375,y_center:.640625},{w:1,h:1,x_center:.015625,y_center:.671875},{w:1,h:1,x_center:.015625,y_center:.671875},{w:1,h:1,x_center:.046875,y_center:.671875},{w:1,h:1,x_center:.046875,y_center:.671875},{w:1,h:1,x_center:.078125,y_center:.671875},{w:1,h:1,x_center:.078125,y_center:.671875},{w:1,h:1,x_center:.109375,y_center:.671875},{w:1,h:1,x_center:.109375,y_center:.671875},{w:1,h:1,x_center:.140625,y_center:.671875},{w:1,h:1,x_center:.140625,y_center:.671875},{w:1,h:1,x_center:.171875,y_center:.671875},{w:1,h:1,x_center:.171875,y_center:.671875},{w:1,h:1,x_center:.203125,y_center:.671875},{w:1,h:1,x_center:.203125,y_center:.671875},{w:1,h:1,x_center:.234375,y_center:.671875},{w:1,h:1,x_center:.234375,y_center:.671875},{w:1,h:1,x_center:.265625,y_center:.671875},{w:1,h:1,x_center:.265625,y_center:.671875},{w:1,h:1,x_center:.296875,y_center:.671875},{w:1,h:1,x_center:.296875,y_center:.671875},{w:1,h:1,x_center:.328125,y_center:.671875},{w:1,h:1,x_center:.328125,y_center:.671875},{w:1,h:1,x_center:.359375,y_center:.671875},{w:1,h:1,x_center:.359375,y_center:.671875},{w:1,h:1,x_center:.390625,y_center:.671875},{w:1,h:1,x_center:.390625,y_center:.671875},{w:1,h:1,x_center:.421875,y_center:.671875},{w:1,h:1,x_center:.421875,y_center:.671875},{w:1,h:1,x_center:.453125,y_center:.671875},{w:1,h:1,x_center:.453125,y_center:.671875},{w:1,h:1,x_center:.484375,y_center:.671875},{w:1,h:1,x_center:.484375,y_center:.671875},{w:1,h:1,x_center:.515625,y_center:.671875},{w:1,h:1,x_center:.515625,y_center:.671875},{w:1,h:1,x_center:.546875,y_center:.671875},{w:1,h:1,x_center:.546875,y_center:.671875},{w:1,h:1,x_center:.578125,y_center:.671875},{w:1,h:1,x_center:.578125,y_center:.671875},{w:1,h:1,x_center:.609375,y_center:.671875},{w:1,h:1,x_center:.609375,y_center:.671875},{w:1,h:1,x_center:.640625,y_center:.671875},{w:1,h:1,x_center:.640625,y_center:.671875},{w:1,h:1,x_center:.671875,y_center:.671875},{w:1,h:1,x_center:.671875,y_center:.671875},{w:1,h:1,x_center:.703125,y_center:.671875},{w:1,h:1,x_center:.703125,y_center:.671875},{w:1,h:1,x_center:.734375,y_center:.671875},{w:1,h:1,x_center:.734375,y_center:.671875},{w:1,h:1,x_center:.765625,y_center:.671875},{w:1,h:1,x_center:.765625,y_center:.671875},{w:1,h:1,x_center:.796875,y_center:.671875},{w:1,h:1,x_center:.796875,y_center:.671875},{w:1,h:1,x_center:.828125,y_center:.671875},{w:1,h:1,x_center:.828125,y_center:.671875},{w:1,h:1,x_center:.859375,y_center:.671875},{w:1,h:1,x_center:.859375,y_center:.671875},{w:1,h:1,x_center:.890625,y_center:.671875},{w:1,h:1,x_center:.890625,y_center:.671875},{w:1,h:1,x_center:.921875,y_center:.671875},{w:1,h:1,x_center:.921875,y_center:.671875},{w:1,h:1,x_center:.953125,y_center:.671875},{w:1,h:1,x_center:.953125,y_center:.671875},{w:1,h:1,x_center:.984375,y_center:.671875},{w:1,h:1,x_center:.984375,y_center:.671875},{w:1,h:1,x_center:.015625,y_center:.703125},{w:1,h:1,x_center:.015625,y_center:.703125},{w:1,h:1,x_center:.046875,y_center:.703125},{w:1,h:1,x_center:.046875,y_center:.703125},{w:1,h:1,x_center:.078125,y_center:.703125},{w:1,h:1,x_center:.078125,y_center:.703125},{w:1,h:1,x_center:.109375,y_center:.703125},{w:1,h:1,x_center:.109375,y_center:.703125},{w:1,h:1,x_center:.140625,y_center:.703125},{w:1,h:1,x_center:.140625,y_center:.703125},{w:1,h:1,x_center:.171875,y_center:.703125},{w:1,h:1,x_center:.171875,y_center:.703125},{w:1,h:1,x_center:.203125,y_center:.703125},{w:1,h:1,x_center:.203125,y_center:.703125},{w:1,h:1,x_center:.234375,y_center:.703125},{w:1,h:1,x_center:.234375,y_center:.703125},{w:1,h:1,x_center:.265625,y_center:.703125},{w:1,h:1,x_center:.265625,y_center:.703125},{w:1,h:1,x_center:.296875,y_center:.703125},{w:1,h:1,x_center:.296875,y_center:.703125},{w:1,h:1,x_center:.328125,y_center:.703125},{w:1,h:1,x_center:.328125,y_center:.703125},{w:1,h:1,x_center:.359375,y_center:.703125},{w:1,h:1,x_center:.359375,y_center:.703125},{w:1,h:1,x_center:.390625,y_center:.703125},{w:1,h:1,x_center:.390625,y_center:.703125},{w:1,h:1,x_center:.421875,y_center:.703125},{w:1,h:1,x_center:.421875,y_center:.703125},{w:1,h:1,x_center:.453125,y_center:.703125},{w:1,h:1,x_center:.453125,y_center:.703125},{w:1,h:1,x_center:.484375,y_center:.703125},{w:1,h:1,x_center:.484375,y_center:.703125},{w:1,h:1,x_center:.515625,y_center:.703125},{w:1,h:1,x_center:.515625,y_center:.703125},{w:1,h:1,x_center:.546875,y_center:.703125},{w:1,h:1,x_center:.546875,y_center:.703125},{w:1,h:1,x_center:.578125,y_center:.703125},{w:1,h:1,x_center:.578125,y_center:.703125},{w:1,h:1,x_center:.609375,y_center:.703125},{w:1,h:1,x_center:.609375,y_center:.703125},{w:1,h:1,x_center:.640625,y_center:.703125},{w:1,h:1,x_center:.640625,y_center:.703125},{w:1,h:1,x_center:.671875,y_center:.703125},{w:1,h:1,x_center:.671875,y_center:.703125},{w:1,h:1,x_center:.703125,y_center:.703125},{w:1,h:1,x_center:.703125,y_center:.703125},{w:1,h:1,x_center:.734375,y_center:.703125},{w:1,h:1,x_center:.734375,y_center:.703125},{w:1,h:1,x_center:.765625,y_center:.703125},{w:1,h:1,x_center:.765625,y_center:.703125},{w:1,h:1,x_center:.796875,y_center:.703125},{w:1,h:1,x_center:.796875,y_center:.703125},{w:1,h:1,x_center:.828125,y_center:.703125},{w:1,h:1,x_center:.828125,y_center:.703125},{w:1,h:1,x_center:.859375,y_center:.703125},{w:1,h:1,x_center:.859375,y_center:.703125},{w:1,h:1,x_center:.890625,y_center:.703125},{w:1,h:1,x_center:.890625,y_center:.703125},{w:1,h:1,x_center:.921875,y_center:.703125},{w:1,h:1,x_center:.921875,y_center:.703125},{w:1,h:1,x_center:.953125,y_center:.703125},{w:1,h:1,x_center:.953125,y_center:.703125},{w:1,h:1,x_center:.984375,y_center:.703125},{w:1,h:1,x_center:.984375,y_center:.703125},{w:1,h:1,x_center:.015625,y_center:.734375},{w:1,h:1,x_center:.015625,y_center:.734375},{w:1,h:1,x_center:.046875,y_center:.734375},{w:1,h:1,x_center:.046875,y_center:.734375},{w:1,h:1,x_center:.078125,y_center:.734375},{w:1,h:1,x_center:.078125,y_center:.734375},{w:1,h:1,x_center:.109375,y_center:.734375},{w:1,h:1,x_center:.109375,y_center:.734375},{w:1,h:1,x_center:.140625,y_center:.734375},{w:1,h:1,x_center:.140625,y_center:.734375},{w:1,h:1,x_center:.171875,y_center:.734375},{w:1,h:1,x_center:.171875,y_center:.734375},{w:1,h:1,x_center:.203125,y_center:.734375},{w:1,h:1,x_center:.203125,y_center:.734375},{w:1,h:1,x_center:.234375,y_center:.734375},{w:1,h:1,x_center:.234375,y_center:.734375},{w:1,h:1,x_center:.265625,y_center:.734375},{w:1,h:1,x_center:.265625,y_center:.734375},{w:1,h:1,x_center:.296875,y_center:.734375},{w:1,h:1,x_center:.296875,y_center:.734375},{w:1,h:1,x_center:.328125,y_center:.734375},{w:1,h:1,x_center:.328125,y_center:.734375},{w:1,h:1,x_center:.359375,y_center:.734375},{w:1,h:1,x_center:.359375,y_center:.734375},{w:1,h:1,x_center:.390625,y_center:.734375},{w:1,h:1,x_center:.390625,y_center:.734375},{w:1,h:1,x_center:.421875,y_center:.734375},{w:1,h:1,x_center:.421875,y_center:.734375},{w:1,h:1,x_center:.453125,y_center:.734375},{w:1,h:1,x_center:.453125,y_center:.734375},{w:1,h:1,x_center:.484375,y_center:.734375},{w:1,h:1,x_center:.484375,y_center:.734375},{w:1,h:1,x_center:.515625,y_center:.734375},{w:1,h:1,x_center:.515625,y_center:.734375},{w:1,h:1,x_center:.546875,y_center:.734375},{w:1,h:1,x_center:.546875,y_center:.734375},{w:1,h:1,x_center:.578125,y_center:.734375},{w:1,h:1,x_center:.578125,y_center:.734375},{w:1,h:1,x_center:.609375,y_center:.734375},{w:1,h:1,x_center:.609375,y_center:.734375},{w:1,h:1,x_center:.640625,y_center:.734375},{w:1,h:1,x_center:.640625,y_center:.734375},{w:1,h:1,x_center:.671875,y_center:.734375},{w:1,h:1,x_center:.671875,y_center:.734375},{w:1,h:1,x_center:.703125,y_center:.734375},{w:1,h:1,x_center:.703125,y_center:.734375},{w:1,h:1,x_center:.734375,y_center:.734375},{w:1,h:1,x_center:.734375,y_center:.734375},{w:1,h:1,x_center:.765625,y_center:.734375},{w:1,h:1,x_center:.765625,y_center:.734375},{w:1,h:1,x_center:.796875,y_center:.734375},{w:1,h:1,x_center:.796875,y_center:.734375},{w:1,h:1,x_center:.828125,y_center:.734375},{w:1,h:1,x_center:.828125,y_center:.734375},{w:1,h:1,x_center:.859375,y_center:.734375},{w:1,h:1,x_center:.859375,y_center:.734375},{w:1,h:1,x_center:.890625,y_center:.734375},{w:1,h:1,x_center:.890625,y_center:.734375},{w:1,h:1,x_center:.921875,y_center:.734375},{w:1,h:1,x_center:.921875,y_center:.734375},{w:1,h:1,x_center:.953125,y_center:.734375},{w:1,h:1,x_center:.953125,y_center:.734375},{w:1,h:1,x_center:.984375,y_center:.734375},{w:1,h:1,x_center:.984375,y_center:.734375},{w:1,h:1,x_center:.015625,y_center:.765625},{w:1,h:1,x_center:.015625,y_center:.765625},{w:1,h:1,x_center:.046875,y_center:.765625},{w:1,h:1,x_center:.046875,y_center:.765625},{w:1,h:1,x_center:.078125,y_center:.765625},{w:1,h:1,x_center:.078125,y_center:.765625},{w:1,h:1,x_center:.109375,y_center:.765625},{w:1,h:1,x_center:.109375,y_center:.765625},{w:1,h:1,x_center:.140625,y_center:.765625},{w:1,h:1,x_center:.140625,y_center:.765625},{w:1,h:1,x_center:.171875,y_center:.765625},{w:1,h:1,x_center:.171875,y_center:.765625},{w:1,h:1,x_center:.203125,y_center:.765625},{w:1,h:1,x_center:.203125,y_center:.765625},{w:1,h:1,x_center:.234375,y_center:.765625},{w:1,h:1,x_center:.234375,y_center:.765625},{w:1,h:1,x_center:.265625,y_center:.765625},{w:1,h:1,x_center:.265625,y_center:.765625},{w:1,h:1,x_center:.296875,y_center:.765625},{w:1,h:1,x_center:.296875,y_center:.765625},{w:1,h:1,x_center:.328125,y_center:.765625},{w:1,h:1,x_center:.328125,y_center:.765625},{w:1,h:1,x_center:.359375,y_center:.765625},{w:1,h:1,x_center:.359375,y_center:.765625},{w:1,h:1,x_center:.390625,y_center:.765625},{w:1,h:1,x_center:.390625,y_center:.765625},{w:1,h:1,x_center:.421875,y_center:.765625},{w:1,h:1,x_center:.421875,y_center:.765625},{w:1,h:1,x_center:.453125,y_center:.765625},{w:1,h:1,x_center:.453125,y_center:.765625},{w:1,h:1,x_center:.484375,y_center:.765625},{w:1,h:1,x_center:.484375,y_center:.765625},{w:1,h:1,x_center:.515625,y_center:.765625},{w:1,h:1,x_center:.515625,y_center:.765625},{w:1,h:1,x_center:.546875,y_center:.765625},{w:1,h:1,x_center:.546875,y_center:.765625},{w:1,h:1,x_center:.578125,y_center:.765625},{w:1,h:1,x_center:.578125,y_center:.765625},{w:1,h:1,x_center:.609375,y_center:.765625},{w:1,h:1,x_center:.609375,y_center:.765625},{w:1,h:1,x_center:.640625,y_center:.765625},{w:1,h:1,x_center:.640625,y_center:.765625},{w:1,h:1,x_center:.671875,y_center:.765625},{w:1,h:1,x_center:.671875,y_center:.765625},{w:1,h:1,x_center:.703125,y_center:.765625},{w:1,h:1,x_center:.703125,y_center:.765625},{w:1,h:1,x_center:.734375,y_center:.765625},{w:1,h:1,x_center:.734375,y_center:.765625},{w:1,h:1,x_center:.765625,y_center:.765625},{w:1,h:1,x_center:.765625,y_center:.765625},{w:1,h:1,x_center:.796875,y_center:.765625},{w:1,h:1,x_center:.796875,y_center:.765625},{w:1,h:1,x_center:.828125,y_center:.765625},{w:1,h:1,x_center:.828125,y_center:.765625},{w:1,h:1,x_center:.859375,y_center:.765625},{w:1,h:1,x_center:.859375,y_center:.765625},{w:1,h:1,x_center:.890625,y_center:.765625},{w:1,h:1,x_center:.890625,y_center:.765625},{w:1,h:1,x_center:.921875,y_center:.765625},{w:1,h:1,x_center:.921875,y_center:.765625},{w:1,h:1,x_center:.953125,y_center:.765625},{w:1,h:1,x_center:.953125,y_center:.765625},{w:1,h:1,x_center:.984375,y_center:.765625},{w:1,h:1,x_center:.984375,y_center:.765625},{w:1,h:1,x_center:.015625,y_center:.796875},{w:1,h:1,x_center:.015625,y_center:.796875},{w:1,h:1,x_center:.046875,y_center:.796875},{w:1,h:1,x_center:.046875,y_center:.796875},{w:1,h:1,x_center:.078125,y_center:.796875},{w:1,h:1,x_center:.078125,y_center:.796875},{w:1,h:1,x_center:.109375,y_center:.796875},{w:1,h:1,x_center:.109375,y_center:.796875},{w:1,h:1,x_center:.140625,y_center:.796875},{w:1,h:1,x_center:.140625,y_center:.796875},{w:1,h:1,x_center:.171875,y_center:.796875},{w:1,h:1,x_center:.171875,y_center:.796875},{w:1,h:1,x_center:.203125,y_center:.796875},{w:1,h:1,x_center:.203125,y_center:.796875},{w:1,h:1,x_center:.234375,y_center:.796875},{w:1,h:1,x_center:.234375,y_center:.796875},{w:1,h:1,x_center:.265625,y_center:.796875},{w:1,h:1,x_center:.265625,y_center:.796875},{w:1,h:1,x_center:.296875,y_center:.796875},{w:1,h:1,x_center:.296875,y_center:.796875},{w:1,h:1,x_center:.328125,y_center:.796875},{w:1,h:1,x_center:.328125,y_center:.796875},{w:1,h:1,x_center:.359375,y_center:.796875},{w:1,h:1,x_center:.359375,y_center:.796875},{w:1,h:1,x_center:.390625,y_center:.796875},{w:1,h:1,x_center:.390625,y_center:.796875},{w:1,h:1,x_center:.421875,y_center:.796875},{w:1,h:1,x_center:.421875,y_center:.796875},{w:1,h:1,x_center:.453125,y_center:.796875},{w:1,h:1,x_center:.453125,y_center:.796875},{w:1,h:1,x_center:.484375,y_center:.796875},{w:1,h:1,x_center:.484375,y_center:.796875},{w:1,h:1,x_center:.515625,y_center:.796875},{w:1,h:1,x_center:.515625,y_center:.796875},{w:1,h:1,x_center:.546875,y_center:.796875},{w:1,h:1,x_center:.546875,y_center:.796875},{w:1,h:1,x_center:.578125,y_center:.796875},{w:1,h:1,x_center:.578125,y_center:.796875},{w:1,h:1,x_center:.609375,y_center:.796875},{w:1,h:1,x_center:.609375,y_center:.796875},{w:1,h:1,x_center:.640625,y_center:.796875},{w:1,h:1,x_center:.640625,y_center:.796875},{w:1,h:1,x_center:.671875,y_center:.796875},{w:1,h:1,x_center:.671875,y_center:.796875},{w:1,h:1,x_center:.703125,y_center:.796875},{w:1,h:1,x_center:.703125,y_center:.796875},{w:1,h:1,x_center:.734375,y_center:.796875},{w:1,h:1,x_center:.734375,y_center:.796875},{w:1,h:1,x_center:.765625,y_center:.796875},{w:1,h:1,x_center:.765625,y_center:.796875},{w:1,h:1,x_center:.796875,y_center:.796875},{w:1,h:1,x_center:.796875,y_center:.796875},{w:1,h:1,x_center:.828125,y_center:.796875},{w:1,h:1,x_center:.828125,y_center:.796875},{w:1,h:1,x_center:.859375,y_center:.796875},{w:1,h:1,x_center:.859375,y_center:.796875},{w:1,h:1,x_center:.890625,y_center:.796875},{w:1,h:1,x_center:.890625,y_center:.796875},{w:1,h:1,x_center:.921875,y_center:.796875},{w:1,h:1,x_center:.921875,y_center:.796875},{w:1,h:1,x_center:.953125,y_center:.796875},{w:1,h:1,x_center:.953125,y_center:.796875},{w:1,h:1,x_center:.984375,y_center:.796875},{w:1,h:1,x_center:.984375,y_center:.796875},{w:1,h:1,x_center:.015625,y_center:.828125},{w:1,h:1,x_center:.015625,y_center:.828125},{w:1,h:1,x_center:.046875,y_center:.828125},{w:1,h:1,x_center:.046875,y_center:.828125},{w:1,h:1,x_center:.078125,y_center:.828125},{w:1,h:1,x_center:.078125,y_center:.828125},{w:1,h:1,x_center:.109375,y_center:.828125},{w:1,h:1,x_center:.109375,y_center:.828125},{w:1,h:1,x_center:.140625,y_center:.828125},{w:1,h:1,x_center:.140625,y_center:.828125},{w:1,h:1,x_center:.171875,y_center:.828125},{w:1,h:1,x_center:.171875,y_center:.828125},{w:1,h:1,x_center:.203125,y_center:.828125},{w:1,h:1,x_center:.203125,y_center:.828125},{w:1,h:1,x_center:.234375,y_center:.828125},{w:1,h:1,x_center:.234375,y_center:.828125},{w:1,h:1,x_center:.265625,y_center:.828125},{w:1,h:1,x_center:.265625,y_center:.828125},{w:1,h:1,x_center:.296875,y_center:.828125},{w:1,h:1,x_center:.296875,y_center:.828125},{w:1,h:1,x_center:.328125,y_center:.828125},{w:1,h:1,x_center:.328125,y_center:.828125},{w:1,h:1,x_center:.359375,y_center:.828125},{w:1,h:1,x_center:.359375,y_center:.828125},{w:1,h:1,x_center:.390625,y_center:.828125},{w:1,h:1,x_center:.390625,y_center:.828125},{w:1,h:1,x_center:.421875,y_center:.828125},{w:1,h:1,x_center:.421875,y_center:.828125},{w:1,h:1,x_center:.453125,y_center:.828125},{w:1,h:1,x_center:.453125,y_center:.828125},{w:1,h:1,x_center:.484375,y_center:.828125},{w:1,h:1,x_center:.484375,y_center:.828125},{w:1,h:1,x_center:.515625,y_center:.828125},{w:1,h:1,x_center:.515625,y_center:.828125},{w:1,h:1,x_center:.546875,y_center:.828125},{w:1,h:1,x_center:.546875,y_center:.828125},{w:1,h:1,x_center:.578125,y_center:.828125},{w:1,h:1,x_center:.578125,y_center:.828125},{w:1,h:1,x_center:.609375,y_center:.828125},{w:1,h:1,x_center:.609375,y_center:.828125},{w:1,h:1,x_center:.640625,y_center:.828125},{w:1,h:1,x_center:.640625,y_center:.828125},{w:1,h:1,x_center:.671875,y_center:.828125},{w:1,h:1,x_center:.671875,y_center:.828125},{w:1,h:1,x_center:.703125,y_center:.828125},{w:1,h:1,x_center:.703125,y_center:.828125},{w:1,h:1,x_center:.734375,y_center:.828125},{w:1,h:1,x_center:.734375,y_center:.828125},{w:1,h:1,x_center:.765625,y_center:.828125},{w:1,h:1,x_center:.765625,y_center:.828125},{w:1,h:1,x_center:.796875,y_center:.828125},{w:1,h:1,x_center:.796875,y_center:.828125},{w:1,h:1,x_center:.828125,y_center:.828125},{w:1,h:1,x_center:.828125,y_center:.828125},{w:1,h:1,x_center:.859375,y_center:.828125},{w:1,h:1,x_center:.859375,y_center:.828125},{w:1,h:1,x_center:.890625,y_center:.828125},{w:1,h:1,x_center:.890625,y_center:.828125},{w:1,h:1,x_center:.921875,y_center:.828125},{w:1,h:1,x_center:.921875,y_center:.828125},{w:1,h:1,x_center:.953125,y_center:.828125},{w:1,h:1,x_center:.953125,y_center:.828125},{w:1,h:1,x_center:.984375,y_center:.828125},{w:1,h:1,x_center:.984375,y_center:.828125},{w:1,h:1,x_center:.015625,y_center:.859375},{w:1,h:1,x_center:.015625,y_center:.859375},{w:1,h:1,x_center:.046875,y_center:.859375},{w:1,h:1,x_center:.046875,y_center:.859375},{w:1,h:1,x_center:.078125,y_center:.859375},{w:1,h:1,x_center:.078125,y_center:.859375},{w:1,h:1,x_center:.109375,y_center:.859375},{w:1,h:1,x_center:.109375,y_center:.859375},{w:1,h:1,x_center:.140625,y_center:.859375},{w:1,h:1,x_center:.140625,y_center:.859375},{w:1,h:1,x_center:.171875,y_center:.859375},{w:1,h:1,x_center:.171875,y_center:.859375},{w:1,h:1,x_center:.203125,y_center:.859375},{w:1,h:1,x_center:.203125,y_center:.859375},{w:1,h:1,x_center:.234375,y_center:.859375},{w:1,h:1,x_center:.234375,y_center:.859375},{w:1,h:1,x_center:.265625,y_center:.859375},{w:1,h:1,x_center:.265625,y_center:.859375},{w:1,h:1,x_center:.296875,y_center:.859375},{w:1,h:1,x_center:.296875,y_center:.859375},{w:1,h:1,x_center:.328125,y_center:.859375},{w:1,h:1,x_center:.328125,y_center:.859375},{w:1,h:1,x_center:.359375,y_center:.859375},{w:1,h:1,x_center:.359375,y_center:.859375},{w:1,h:1,x_center:.390625,y_center:.859375},{w:1,h:1,x_center:.390625,y_center:.859375},{w:1,h:1,x_center:.421875,y_center:.859375},{w:1,h:1,x_center:.421875,y_center:.859375},{w:1,h:1,x_center:.453125,y_center:.859375},{w:1,h:1,x_center:.453125,y_center:.859375},{w:1,h:1,x_center:.484375,y_center:.859375},{w:1,h:1,x_center:.484375,y_center:.859375},{w:1,h:1,x_center:.515625,y_center:.859375},{w:1,h:1,x_center:.515625,y_center:.859375},{w:1,h:1,x_center:.546875,y_center:.859375},{w:1,h:1,x_center:.546875,y_center:.859375},{w:1,h:1,x_center:.578125,y_center:.859375},{w:1,h:1,x_center:.578125,y_center:.859375},{w:1,h:1,x_center:.609375,y_center:.859375},{w:1,h:1,x_center:.609375,y_center:.859375},{w:1,h:1,x_center:.640625,y_center:.859375},{w:1,h:1,x_center:.640625,y_center:.859375},{w:1,h:1,x_center:.671875,y_center:.859375},{w:1,h:1,x_center:.671875,y_center:.859375},{w:1,h:1,x_center:.703125,y_center:.859375},{w:1,h:1,x_center:.703125,y_center:.859375},{w:1,h:1,x_center:.734375,y_center:.859375},{w:1,h:1,x_center:.734375,y_center:.859375},{w:1,h:1,x_center:.765625,y_center:.859375},{w:1,h:1,x_center:.765625,y_center:.859375},{w:1,h:1,x_center:.796875,y_center:.859375},{w:1,h:1,x_center:.796875,y_center:.859375},{w:1,h:1,x_center:.828125,y_center:.859375},{w:1,h:1,x_center:.828125,y_center:.859375},{w:1,h:1,x_center:.859375,y_center:.859375},{w:1,h:1,x_center:.859375,y_center:.859375},{w:1,h:1,x_center:.890625,y_center:.859375},{w:1,h:1,x_center:.890625,y_center:.859375},{w:1,h:1,x_center:.921875,y_center:.859375},{w:1,h:1,x_center:.921875,y_center:.859375},{w:1,h:1,x_center:.953125,y_center:.859375},{w:1,h:1,x_center:.953125,y_center:.859375},{w:1,h:1,x_center:.984375,y_center:.859375},{w:1,h:1,x_center:.984375,y_center:.859375},{w:1,h:1,x_center:.015625,y_center:.890625},{w:1,h:1,x_center:.015625,y_center:.890625},{w:1,h:1,x_center:.046875,y_center:.890625},{w:1,h:1,x_center:.046875,y_center:.890625},{w:1,h:1,x_center:.078125,y_center:.890625},{w:1,h:1,x_center:.078125,y_center:.890625},{w:1,h:1,x_center:.109375,y_center:.890625},{w:1,h:1,x_center:.109375,y_center:.890625},{w:1,h:1,x_center:.140625,y_center:.890625},{w:1,h:1,x_center:.140625,y_center:.890625},{w:1,h:1,x_center:.171875,y_center:.890625},{w:1,h:1,x_center:.171875,y_center:.890625},{w:1,h:1,x_center:.203125,y_center:.890625},{w:1,h:1,x_center:.203125,y_center:.890625},{w:1,h:1,x_center:.234375,y_center:.890625},{w:1,h:1,x_center:.234375,y_center:.890625},{w:1,h:1,x_center:.265625,y_center:.890625},{w:1,h:1,x_center:.265625,y_center:.890625},{w:1,h:1,x_center:.296875,y_center:.890625},{w:1,h:1,x_center:.296875,y_center:.890625},{w:1,h:1,x_center:.328125,y_center:.890625},{w:1,h:1,x_center:.328125,y_center:.890625},{w:1,h:1,x_center:.359375,y_center:.890625},{w:1,h:1,x_center:.359375,y_center:.890625},{w:1,h:1,x_center:.390625,y_center:.890625},{w:1,h:1,x_center:.390625,y_center:.890625},{w:1,h:1,x_center:.421875,y_center:.890625},{w:1,h:1,x_center:.421875,y_center:.890625},{w:1,h:1,x_center:.453125,y_center:.890625},{w:1,h:1,x_center:.453125,y_center:.890625},{w:1,h:1,x_center:.484375,y_center:.890625},{w:1,h:1,x_center:.484375,y_center:.890625},{w:1,h:1,x_center:.515625,y_center:.890625},{w:1,h:1,x_center:.515625,y_center:.890625},{w:1,h:1,x_center:.546875,y_center:.890625},{w:1,h:1,x_center:.546875,y_center:.890625},{w:1,h:1,x_center:.578125,y_center:.890625},{w:1,h:1,x_center:.578125,y_center:.890625},{w:1,h:1,x_center:.609375,y_center:.890625},{w:1,h:1,x_center:.609375,y_center:.890625},{w:1,h:1,x_center:.640625,y_center:.890625},{w:1,h:1,x_center:.640625,y_center:.890625},{w:1,h:1,x_center:.671875,y_center:.890625},{w:1,h:1,x_center:.671875,y_center:.890625},{w:1,h:1,x_center:.703125,y_center:.890625},{w:1,h:1,x_center:.703125,y_center:.890625},{w:1,h:1,x_center:.734375,y_center:.890625},{w:1,h:1,x_center:.734375,y_center:.890625},{w:1,h:1,x_center:.765625,y_center:.890625},{w:1,h:1,x_center:.765625,y_center:.890625},{w:1,h:1,x_center:.796875,y_center:.890625},{w:1,h:1,x_center:.796875,y_center:.890625},{w:1,h:1,x_center:.828125,y_center:.890625},{w:1,h:1,x_center:.828125,y_center:.890625},{w:1,h:1,x_center:.859375,y_center:.890625},{w:1,h:1,x_center:.859375,y_center:.890625},{w:1,h:1,x_center:.890625,y_center:.890625},{w:1,h:1,x_center:.890625,y_center:.890625},{w:1,h:1,x_center:.921875,y_center:.890625},{w:1,h:1,x_center:.921875,y_center:.890625},{w:1,h:1,x_center:.953125,y_center:.890625},{w:1,h:1,x_center:.953125,y_center:.890625},{w:1,h:1,x_center:.984375,y_center:.890625},{w:1,h:1,x_center:.984375,y_center:.890625},{w:1,h:1,x_center:.015625,y_center:.921875},{w:1,h:1,x_center:.015625,y_center:.921875},{w:1,h:1,x_center:.046875,y_center:.921875},{w:1,h:1,x_center:.046875,y_center:.921875},{w:1,h:1,x_center:.078125,y_center:.921875},{w:1,h:1,x_center:.078125,y_center:.921875},{w:1,h:1,x_center:.109375,y_center:.921875},{w:1,h:1,x_center:.109375,y_center:.921875},{w:1,h:1,x_center:.140625,y_center:.921875},{w:1,h:1,x_center:.140625,y_center:.921875},{w:1,h:1,x_center:.171875,y_center:.921875},{w:1,h:1,x_center:.171875,y_center:.921875},{w:1,h:1,x_center:.203125,y_center:.921875},{w:1,h:1,x_center:.203125,y_center:.921875},{w:1,h:1,x_center:.234375,y_center:.921875},{w:1,h:1,x_center:.234375,y_center:.921875},{w:1,h:1,x_center:.265625,y_center:.921875},{w:1,h:1,x_center:.265625,y_center:.921875},{w:1,h:1,x_center:.296875,y_center:.921875},{w:1,h:1,x_center:.296875,y_center:.921875},{w:1,h:1,x_center:.328125,y_center:.921875},{w:1,h:1,x_center:.328125,y_center:.921875},{w:1,h:1,x_center:.359375,y_center:.921875},{w:1,h:1,x_center:.359375,y_center:.921875},{w:1,h:1,x_center:.390625,y_center:.921875},{w:1,h:1,x_center:.390625,y_center:.921875},{w:1,h:1,x_center:.421875,y_center:.921875},{w:1,h:1,x_center:.421875,y_center:.921875},{w:1,h:1,x_center:.453125,y_center:.921875},{w:1,h:1,x_center:.453125,y_center:.921875},{w:1,h:1,x_center:.484375,y_center:.921875},{w:1,h:1,x_center:.484375,y_center:.921875},{w:1,h:1,x_center:.515625,y_center:.921875},{w:1,h:1,x_center:.515625,y_center:.921875},{w:1,h:1,x_center:.546875,y_center:.921875},{w:1,h:1,x_center:.546875,y_center:.921875},{w:1,h:1,x_center:.578125,y_center:.921875},{w:1,h:1,x_center:.578125,y_center:.921875},{w:1,h:1,x_center:.609375,y_center:.921875},{w:1,h:1,x_center:.609375,y_center:.921875},{w:1,h:1,x_center:.640625,y_center:.921875},{w:1,h:1,x_center:.640625,y_center:.921875},{w:1,h:1,x_center:.671875,y_center:.921875},{w:1,h:1,x_center:.671875,y_center:.921875},{w:1,h:1,x_center:.703125,y_center:.921875},{w:1,h:1,x_center:.703125,y_center:.921875},{w:1,h:1,x_center:.734375,y_center:.921875},{w:1,h:1,x_center:.734375,y_center:.921875},{w:1,h:1,x_center:.765625,y_center:.921875},{w:1,h:1,x_center:.765625,y_center:.921875},{w:1,h:1,x_center:.796875,y_center:.921875},{w:1,h:1,x_center:.796875,y_center:.921875},{w:1,h:1,x_center:.828125,y_center:.921875},{w:1,h:1,x_center:.828125,y_center:.921875},{w:1,h:1,x_center:.859375,y_center:.921875},{w:1,h:1,x_center:.859375,y_center:.921875},{w:1,h:1,x_center:.890625,y_center:.921875},{w:1,h:1,x_center:.890625,y_center:.921875},{w:1,h:1,x_center:.921875,y_center:.921875},{w:1,h:1,x_center:.921875,y_center:.921875},{w:1,h:1,x_center:.953125,y_center:.921875},{w:1,h:1,x_center:.953125,y_center:.921875},{w:1,h:1,x_center:.984375,y_center:.921875},{w:1,h:1,x_center:.984375,y_center:.921875},{w:1,h:1,x_center:.015625,y_center:.953125},{w:1,h:1,x_center:.015625,y_center:.953125},{w:1,h:1,x_center:.046875,y_center:.953125},{w:1,h:1,x_center:.046875,y_center:.953125},{w:1,h:1,x_center:.078125,y_center:.953125},{w:1,h:1,x_center:.078125,y_center:.953125},{w:1,h:1,x_center:.109375,y_center:.953125},{w:1,h:1,x_center:.109375,y_center:.953125},{w:1,h:1,x_center:.140625,y_center:.953125},{w:1,h:1,x_center:.140625,y_center:.953125},{w:1,h:1,x_center:.171875,y_center:.953125},{w:1,h:1,x_center:.171875,y_center:.953125},{w:1,h:1,x_center:.203125,y_center:.953125},{w:1,h:1,x_center:.203125,y_center:.953125},{w:1,h:1,x_center:.234375,y_center:.953125},{w:1,h:1,x_center:.234375,y_center:.953125},{w:1,h:1,x_center:.265625,y_center:.953125},{w:1,h:1,x_center:.265625,y_center:.953125},{w:1,h:1,x_center:.296875,y_center:.953125},{w:1,h:1,x_center:.296875,y_center:.953125},{w:1,h:1,x_center:.328125,y_center:.953125},{w:1,h:1,x_center:.328125,y_center:.953125},{w:1,h:1,x_center:.359375,y_center:.953125},{w:1,h:1,x_center:.359375,y_center:.953125},{w:1,h:1,x_center:.390625,y_center:.953125},{w:1,h:1,x_center:.390625,y_center:.953125},{w:1,h:1,x_center:.421875,y_center:.953125},{w:1,h:1,x_center:.421875,y_center:.953125},{w:1,h:1,x_center:.453125,y_center:.953125},{w:1,h:1,x_center:.453125,y_center:.953125},{w:1,h:1,x_center:.484375,y_center:.953125},{w:1,h:1,x_center:.484375,y_center:.953125},{w:1,h:1,x_center:.515625,y_center:.953125},{w:1,h:1,x_center:.515625,y_center:.953125},{w:1,h:1,x_center:.546875,y_center:.953125},{w:1,h:1,x_center:.546875,y_center:.953125},{w:1,h:1,x_center:.578125,y_center:.953125},{w:1,h:1,x_center:.578125,y_center:.953125},{w:1,h:1,x_center:.609375,y_center:.953125},{w:1,h:1,x_center:.609375,y_center:.953125},{w:1,h:1,x_center:.640625,y_center:.953125},{w:1,h:1,x_center:.640625,y_center:.953125},{w:1,h:1,x_center:.671875,y_center:.953125},{w:1,h:1,x_center:.671875,y_center:.953125},{w:1,h:1,x_center:.703125,y_center:.953125},{w:1,h:1,x_center:.703125,y_center:.953125},{w:1,h:1,x_center:.734375,y_center:.953125},{w:1,h:1,x_center:.734375,y_center:.953125},{w:1,h:1,x_center:.765625,y_center:.953125},{w:1,h:1,x_center:.765625,y_center:.953125},{w:1,h:1,x_center:.796875,y_center:.953125},{w:1,h:1,x_center:.796875,y_center:.953125},{w:1,h:1,x_center:.828125,y_center:.953125},{w:1,h:1,x_center:.828125,y_center:.953125},{w:1,h:1,x_center:.859375,y_center:.953125},{w:1,h:1,x_center:.859375,y_center:.953125},{w:1,h:1,x_center:.890625,y_center:.953125},{w:1,h:1,x_center:.890625,y_center:.953125},{w:1,h:1,x_center:.921875,y_center:.953125},{w:1,h:1,x_center:.921875,y_center:.953125},{w:1,h:1,x_center:.953125,y_center:.953125},{w:1,h:1,x_center:.953125,y_center:.953125},{w:1,h:1,x_center:.984375,y_center:.953125},{w:1,h:1,x_center:.984375,y_center:.953125},{w:1,h:1,x_center:.015625,y_center:.984375},{w:1,h:1,x_center:.015625,y_center:.984375},{w:1,h:1,x_center:.046875,y_center:.984375},{w:1,h:1,x_center:.046875,y_center:.984375},{w:1,h:1,x_center:.078125,y_center:.984375},{w:1,h:1,x_center:.078125,y_center:.984375},{w:1,h:1,x_center:.109375,y_center:.984375},{w:1,h:1,x_center:.109375,y_center:.984375},{w:1,h:1,x_center:.140625,y_center:.984375},{w:1,h:1,x_center:.140625,y_center:.984375},{w:1,h:1,x_center:.171875,y_center:.984375},{w:1,h:1,x_center:.171875,y_center:.984375},{w:1,h:1,x_center:.203125,y_center:.984375},{w:1,h:1,x_center:.203125,y_center:.984375},{w:1,h:1,x_center:.234375,y_center:.984375},{w:1,h:1,x_center:.234375,y_center:.984375},{w:1,h:1,x_center:.265625,y_center:.984375},{w:1,h:1,x_center:.265625,y_center:.984375},{w:1,h:1,x_center:.296875,y_center:.984375},{w:1,h:1,x_center:.296875,y_center:.984375},{w:1,h:1,x_center:.328125,y_center:.984375},{w:1,h:1,x_center:.328125,y_center:.984375},{w:1,h:1,x_center:.359375,y_center:.984375},{w:1,h:1,x_center:.359375,y_center:.984375},{w:1,h:1,x_center:.390625,y_center:.984375},{w:1,h:1,x_center:.390625,y_center:.984375},{w:1,h:1,x_center:.421875,y_center:.984375},{w:1,h:1,x_center:.421875,y_center:.984375},{w:1,h:1,x_center:.453125,y_center:.984375},{w:1,h:1,x_center:.453125,y_center:.984375},{w:1,h:1,x_center:.484375,y_center:.984375},{w:1,h:1,x_center:.484375,y_center:.984375},{w:1,h:1,x_center:.515625,y_center:.984375},{w:1,h:1,x_center:.515625,y_center:.984375},{w:1,h:1,x_center:.546875,y_center:.984375},{w:1,h:1,x_center:.546875,y_center:.984375},{w:1,h:1,x_center:.578125,y_center:.984375},{w:1,h:1,x_center:.578125,y_center:.984375},{w:1,h:1,x_center:.609375,y_center:.984375},{w:1,h:1,x_center:.609375,y_center:.984375},{w:1,h:1,x_center:.640625,y_center:.984375},{w:1,h:1,x_center:.640625,y_center:.984375},{w:1,h:1,x_center:.671875,y_center:.984375},{w:1,h:1,x_center:.671875,y_center:.984375},{w:1,h:1,x_center:.703125,y_center:.984375},{w:1,h:1,x_center:.703125,y_center:.984375},{w:1,h:1,x_center:.734375,y_center:.984375},{w:1,h:1,x_center:.734375,y_center:.984375},{w:1,h:1,x_center:.765625,y_center:.984375},{w:1,h:1,x_center:.765625,y_center:.984375},{w:1,h:1,x_center:.796875,y_center:.984375},{w:1,h:1,x_center:.796875,y_center:.984375},{w:1,h:1,x_center:.828125,y_center:.984375},{w:1,h:1,x_center:.828125,y_center:.984375},{w:1,h:1,x_center:.859375,y_center:.984375},{w:1,h:1,x_center:.859375,y_center:.984375},{w:1,h:1,x_center:.890625,y_center:.984375},{w:1,h:1,x_center:.890625,y_center:.984375},{w:1,h:1,x_center:.921875,y_center:.984375},{w:1,h:1,x_center:.921875,y_center:.984375},{w:1,h:1,x_center:.953125,y_center:.984375},{w:1,h:1,x_center:.953125,y_center:.984375},{w:1,h:1,x_center:.984375,y_center:.984375},{w:1,h:1,x_center:.984375,y_center:.984375},{w:1,h:1,x_center:.03125,y_center:.03125},{w:1,h:1,x_center:.03125,y_center:.03125},{w:1,h:1,x_center:.09375,y_center:.03125},{w:1,h:1,x_center:.09375,y_center:.03125},{w:1,h:1,x_center:.15625,y_center:.03125},{w:1,h:1,x_center:.15625,y_center:.03125},{w:1,h:1,x_center:.21875,y_center:.03125},{w:1,h:1,x_center:.21875,y_center:.03125},{w:1,h:1,x_center:.28125,y_center:.03125},{w:1,h:1,x_center:.28125,y_center:.03125},{w:1,h:1,x_center:.34375,y_center:.03125},{w:1,h:1,x_center:.34375,y_center:.03125},{w:1,h:1,x_center:.40625,y_center:.03125},{w:1,h:1,x_center:.40625,y_center:.03125},{w:1,h:1,x_center:.46875,y_center:.03125},{w:1,h:1,x_center:.46875,y_center:.03125},{w:1,h:1,x_center:.53125,y_center:.03125},{w:1,h:1,x_center:.53125,y_center:.03125},{w:1,h:1,x_center:.59375,y_center:.03125},{w:1,h:1,x_center:.59375,y_center:.03125},{w:1,h:1,x_center:.65625,y_center:.03125},{w:1,h:1,x_center:.65625,y_center:.03125},{w:1,h:1,x_center:.71875,y_center:.03125},{w:1,h:1,x_center:.71875,y_center:.03125},{w:1,h:1,x_center:.78125,y_center:.03125},{w:1,h:1,x_center:.78125,y_center:.03125},{w:1,h:1,x_center:.84375,y_center:.03125},{w:1,h:1,x_center:.84375,y_center:.03125},{w:1,h:1,x_center:.90625,y_center:.03125},{w:1,h:1,x_center:.90625,y_center:.03125},{w:1,h:1,x_center:.96875,y_center:.03125},{w:1,h:1,x_center:.96875,y_center:.03125},{w:1,h:1,x_center:.03125,y_center:.09375},{w:1,h:1,x_center:.03125,y_center:.09375},{w:1,h:1,x_center:.09375,y_center:.09375},{w:1,h:1,x_center:.09375,y_center:.09375},{w:1,h:1,x_center:.15625,y_center:.09375},{w:1,h:1,x_center:.15625,y_center:.09375},{w:1,h:1,x_center:.21875,y_center:.09375},{w:1,h:1,x_center:.21875,y_center:.09375},{w:1,h:1,x_center:.28125,y_center:.09375},{w:1,h:1,x_center:.28125,y_center:.09375},{w:1,h:1,x_center:.34375,y_center:.09375},{w:1,h:1,x_center:.34375,y_center:.09375},{w:1,h:1,x_center:.40625,y_center:.09375},{w:1,h:1,x_center:.40625,y_center:.09375},{w:1,h:1,x_center:.46875,y_center:.09375},{w:1,h:1,x_center:.46875,y_center:.09375},{w:1,h:1,x_center:.53125,y_center:.09375},{w:1,h:1,x_center:.53125,y_center:.09375},{w:1,h:1,x_center:.59375,y_center:.09375},{w:1,h:1,x_center:.59375,y_center:.09375},{w:1,h:1,x_center:.65625,y_center:.09375},{w:1,h:1,x_center:.65625,y_center:.09375},{w:1,h:1,x_center:.71875,y_center:.09375},{w:1,h:1,x_center:.71875,y_center:.09375},{w:1,h:1,x_center:.78125,y_center:.09375},{w:1,h:1,x_center:.78125,y_center:.09375},{w:1,h:1,x_center:.84375,y_center:.09375},{w:1,h:1,x_center:.84375,y_center:.09375},{w:1,h:1,x_center:.90625,y_center:.09375},{w:1,h:1,x_center:.90625,y_center:.09375},{w:1,h:1,x_center:.96875,y_center:.09375},{w:1,h:1,x_center:.96875,y_center:.09375},{w:1,h:1,x_center:.03125,y_center:.15625},{w:1,h:1,x_center:.03125,y_center:.15625},{w:1,h:1,x_center:.09375,y_center:.15625},{w:1,h:1,x_center:.09375,y_center:.15625},{w:1,h:1,x_center:.15625,y_center:.15625},{w:1,h:1,x_center:.15625,y_center:.15625},{w:1,h:1,x_center:.21875,y_center:.15625},{w:1,h:1,x_center:.21875,y_center:.15625},{w:1,h:1,x_center:.28125,y_center:.15625},{w:1,h:1,x_center:.28125,y_center:.15625},{w:1,h:1,x_center:.34375,y_center:.15625},{w:1,h:1,x_center:.34375,y_center:.15625},{w:1,h:1,x_center:.40625,y_center:.15625},{w:1,h:1,x_center:.40625,y_center:.15625},{w:1,h:1,x_center:.46875,y_center:.15625},{w:1,h:1,x_center:.46875,y_center:.15625},{w:1,h:1,x_center:.53125,y_center:.15625},{w:1,h:1,x_center:.53125,y_center:.15625},{w:1,h:1,x_center:.59375,y_center:.15625},{w:1,h:1,x_center:.59375,y_center:.15625},{w:1,h:1,x_center:.65625,y_center:.15625},{w:1,h:1,x_center:.65625,y_center:.15625},{w:1,h:1,x_center:.71875,y_center:.15625},{w:1,h:1,x_center:.71875,y_center:.15625},{w:1,h:1,x_center:.78125,y_center:.15625},{w:1,h:1,x_center:.78125,y_center:.15625},{w:1,h:1,x_center:.84375,y_center:.15625},{w:1,h:1,x_center:.84375,y_center:.15625},{w:1,h:1,x_center:.90625,y_center:.15625},{w:1,h:1,x_center:.90625,y_center:.15625},{w:1,h:1,x_center:.96875,y_center:.15625},{w:1,h:1,x_center:.96875,y_center:.15625},{w:1,h:1,x_center:.03125,y_center:.21875},{w:1,h:1,x_center:.03125,y_center:.21875},{w:1,h:1,x_center:.09375,y_center:.21875},{w:1,h:1,x_center:.09375,y_center:.21875},{w:1,h:1,x_center:.15625,y_center:.21875},{w:1,h:1,x_center:.15625,y_center:.21875},{w:1,h:1,x_center:.21875,y_center:.21875},{w:1,h:1,x_center:.21875,y_center:.21875},{w:1,h:1,x_center:.28125,y_center:.21875},{w:1,h:1,x_center:.28125,y_center:.21875},{w:1,h:1,x_center:.34375,y_center:.21875},{w:1,h:1,x_center:.34375,y_center:.21875},{w:1,h:1,x_center:.40625,y_center:.21875},{w:1,h:1,x_center:.40625,y_center:.21875},{w:1,h:1,x_center:.46875,y_center:.21875},{w:1,h:1,x_center:.46875,y_center:.21875},{w:1,h:1,x_center:.53125,y_center:.21875},{w:1,h:1,x_center:.53125,y_center:.21875},{w:1,h:1,x_center:.59375,y_center:.21875},{w:1,h:1,x_center:.59375,y_center:.21875},{w:1,h:1,x_center:.65625,y_center:.21875},{w:1,h:1,x_center:.65625,y_center:.21875},{w:1,h:1,x_center:.71875,y_center:.21875},{w:1,h:1,x_center:.71875,y_center:.21875},{w:1,h:1,x_center:.78125,y_center:.21875},{w:1,h:1,x_center:.78125,y_center:.21875},{w:1,h:1,x_center:.84375,y_center:.21875},{w:1,h:1,x_center:.84375,y_center:.21875},{w:1,h:1,x_center:.90625,y_center:.21875},{w:1,h:1,x_center:.90625,y_center:.21875},{w:1,h:1,x_center:.96875,y_center:.21875},{w:1,h:1,x_center:.96875,y_center:.21875},{w:1,h:1,x_center:.03125,y_center:.28125},{w:1,h:1,x_center:.03125,y_center:.28125},{w:1,h:1,x_center:.09375,y_center:.28125},{w:1,h:1,x_center:.09375,y_center:.28125},{w:1,h:1,x_center:.15625,y_center:.28125},{w:1,h:1,x_center:.15625,y_center:.28125},{w:1,h:1,x_center:.21875,y_center:.28125},{w:1,h:1,x_center:.21875,y_center:.28125},{w:1,h:1,x_center:.28125,y_center:.28125},{w:1,h:1,x_center:.28125,y_center:.28125},{w:1,h:1,x_center:.34375,y_center:.28125},{w:1,h:1,x_center:.34375,y_center:.28125},{w:1,h:1,x_center:.40625,y_center:.28125},{w:1,h:1,x_center:.40625,y_center:.28125},{w:1,h:1,x_center:.46875,y_center:.28125},{w:1,h:1,x_center:.46875,y_center:.28125},{w:1,h:1,x_center:.53125,y_center:.28125},{w:1,h:1,x_center:.53125,y_center:.28125},{w:1,h:1,x_center:.59375,y_center:.28125},{w:1,h:1,x_center:.59375,y_center:.28125},{w:1,h:1,x_center:.65625,y_center:.28125},{w:1,h:1,x_center:.65625,y_center:.28125},{w:1,h:1,x_center:.71875,y_center:.28125},{w:1,h:1,x_center:.71875,y_center:.28125},{w:1,h:1,x_center:.78125,y_center:.28125},{w:1,h:1,x_center:.78125,y_center:.28125},{w:1,h:1,x_center:.84375,y_center:.28125},{w:1,h:1,x_center:.84375,y_center:.28125},{w:1,h:1,x_center:.90625,y_center:.28125},{w:1,h:1,x_center:.90625,y_center:.28125},{w:1,h:1,x_center:.96875,y_center:.28125},{w:1,h:1,x_center:.96875,y_center:.28125},{w:1,h:1,x_center:.03125,y_center:.34375},{w:1,h:1,x_center:.03125,y_center:.34375},{w:1,h:1,x_center:.09375,y_center:.34375},{w:1,h:1,x_center:.09375,y_center:.34375},{w:1,h:1,x_center:.15625,y_center:.34375},{w:1,h:1,x_center:.15625,y_center:.34375},{w:1,h:1,x_center:.21875,y_center:.34375},{w:1,h:1,x_center:.21875,y_center:.34375},{w:1,h:1,x_center:.28125,y_center:.34375},{w:1,h:1,x_center:.28125,y_center:.34375},{w:1,h:1,x_center:.34375,y_center:.34375},{w:1,h:1,x_center:.34375,y_center:.34375},{w:1,h:1,x_center:.40625,y_center:.34375},{w:1,h:1,x_center:.40625,y_center:.34375},{w:1,h:1,x_center:.46875,y_center:.34375},{w:1,h:1,x_center:.46875,y_center:.34375},{w:1,h:1,x_center:.53125,y_center:.34375},{w:1,h:1,x_center:.53125,y_center:.34375},{w:1,h:1,x_center:.59375,y_center:.34375},{w:1,h:1,x_center:.59375,y_center:.34375},{w:1,h:1,x_center:.65625,y_center:.34375},{w:1,h:1,x_center:.65625,y_center:.34375},{w:1,h:1,x_center:.71875,y_center:.34375},{w:1,h:1,x_center:.71875,y_center:.34375},{w:1,h:1,x_center:.78125,y_center:.34375},{w:1,h:1,x_center:.78125,y_center:.34375},{w:1,h:1,x_center:.84375,y_center:.34375},{w:1,h:1,x_center:.84375,y_center:.34375},{w:1,h:1,x_center:.90625,y_center:.34375},{w:1,h:1,x_center:.90625,y_center:.34375},{w:1,h:1,x_center:.96875,y_center:.34375},{w:1,h:1,x_center:.96875,y_center:.34375},{w:1,h:1,x_center:.03125,y_center:.40625},{w:1,h:1,x_center:.03125,y_center:.40625},{w:1,h:1,x_center:.09375,y_center:.40625},{w:1,h:1,x_center:.09375,y_center:.40625},{w:1,h:1,x_center:.15625,y_center:.40625},{w:1,h:1,x_center:.15625,y_center:.40625},{w:1,h:1,x_center:.21875,y_center:.40625},{w:1,h:1,x_center:.21875,y_center:.40625},{w:1,h:1,x_center:.28125,y_center:.40625},{w:1,h:1,x_center:.28125,y_center:.40625},{w:1,h:1,x_center:.34375,y_center:.40625},{w:1,h:1,x_center:.34375,y_center:.40625},{w:1,h:1,x_center:.40625,y_center:.40625},{w:1,h:1,x_center:.40625,y_center:.40625},{w:1,h:1,x_center:.46875,y_center:.40625},{w:1,h:1,x_center:.46875,y_center:.40625},{w:1,h:1,x_center:.53125,y_center:.40625},{w:1,h:1,x_center:.53125,y_center:.40625},{w:1,h:1,x_center:.59375,y_center:.40625},{w:1,h:1,x_center:.59375,y_center:.40625},{w:1,h:1,x_center:.65625,y_center:.40625},{w:1,h:1,x_center:.65625,y_center:.40625},{w:1,h:1,x_center:.71875,y_center:.40625},{w:1,h:1,x_center:.71875,y_center:.40625},{w:1,h:1,x_center:.78125,y_center:.40625},{w:1,h:1,x_center:.78125,y_center:.40625},{w:1,h:1,x_center:.84375,y_center:.40625},{w:1,h:1,x_center:.84375,y_center:.40625},{w:1,h:1,x_center:.90625,y_center:.40625},{w:1,h:1,x_center:.90625,y_center:.40625},{w:1,h:1,x_center:.96875,y_center:.40625},{w:1,h:1,x_center:.96875,y_center:.40625},{w:1,h:1,x_center:.03125,y_center:.46875},{w:1,h:1,x_center:.03125,y_center:.46875},{w:1,h:1,x_center:.09375,y_center:.46875},{w:1,h:1,x_center:.09375,y_center:.46875},{w:1,h:1,x_center:.15625,y_center:.46875},{w:1,h:1,x_center:.15625,y_center:.46875},{w:1,h:1,x_center:.21875,y_center:.46875},{w:1,h:1,x_center:.21875,y_center:.46875},{w:1,h:1,x_center:.28125,y_center:.46875},{w:1,h:1,x_center:.28125,y_center:.46875},{w:1,h:1,x_center:.34375,y_center:.46875},{w:1,h:1,x_center:.34375,y_center:.46875},{w:1,h:1,x_center:.40625,y_center:.46875},{w:1,h:1,x_center:.40625,y_center:.46875},{w:1,h:1,x_center:.46875,y_center:.46875},{w:1,h:1,x_center:.46875,y_center:.46875},{w:1,h:1,x_center:.53125,y_center:.46875},{w:1,h:1,x_center:.53125,y_center:.46875},{w:1,h:1,x_center:.59375,y_center:.46875},{w:1,h:1,x_center:.59375,y_center:.46875},{w:1,h:1,x_center:.65625,y_center:.46875},{w:1,h:1,x_center:.65625,y_center:.46875},{w:1,h:1,x_center:.71875,y_center:.46875},{w:1,h:1,x_center:.71875,y_center:.46875},{w:1,h:1,x_center:.78125,y_center:.46875},{w:1,h:1,x_center:.78125,y_center:.46875},{w:1,h:1,x_center:.84375,y_center:.46875},{w:1,h:1,x_center:.84375,y_center:.46875},{w:1,h:1,x_center:.90625,y_center:.46875},{w:1,h:1,x_center:.90625,y_center:.46875},{w:1,h:1,x_center:.96875,y_center:.46875},{w:1,h:1,x_center:.96875,y_center:.46875},{w:1,h:1,x_center:.03125,y_center:.53125},{w:1,h:1,x_center:.03125,y_center:.53125},{w:1,h:1,x_center:.09375,y_center:.53125},{w:1,h:1,x_center:.09375,y_center:.53125},{w:1,h:1,x_center:.15625,y_center:.53125},{w:1,h:1,x_center:.15625,y_center:.53125},{w:1,h:1,x_center:.21875,y_center:.53125},{w:1,h:1,x_center:.21875,y_center:.53125},{w:1,h:1,x_center:.28125,y_center:.53125},{w:1,h:1,x_center:.28125,y_center:.53125},{w:1,h:1,x_center:.34375,y_center:.53125},{w:1,h:1,x_center:.34375,y_center:.53125},{w:1,h:1,x_center:.40625,y_center:.53125},{w:1,h:1,x_center:.40625,y_center:.53125},{w:1,h:1,x_center:.46875,y_center:.53125},{w:1,h:1,x_center:.46875,y_center:.53125},{w:1,h:1,x_center:.53125,y_center:.53125},{w:1,h:1,x_center:.53125,y_center:.53125},{w:1,h:1,x_center:.59375,y_center:.53125},{w:1,h:1,x_center:.59375,y_center:.53125},{w:1,h:1,x_center:.65625,y_center:.53125},{w:1,h:1,x_center:.65625,y_center:.53125},{w:1,h:1,x_center:.71875,y_center:.53125},{w:1,h:1,x_center:.71875,y_center:.53125},{w:1,h:1,x_center:.78125,y_center:.53125},{w:1,h:1,x_center:.78125,y_center:.53125},{w:1,h:1,x_center:.84375,y_center:.53125},{w:1,h:1,x_center:.84375,y_center:.53125},{w:1,h:1,x_center:.90625,y_center:.53125},{w:1,h:1,x_center:.90625,y_center:.53125},{w:1,h:1,x_center:.96875,y_center:.53125},{w:1,h:1,x_center:.96875,y_center:.53125},{w:1,h:1,x_center:.03125,y_center:.59375},{w:1,h:1,x_center:.03125,y_center:.59375},{w:1,h:1,x_center:.09375,y_center:.59375},{w:1,h:1,x_center:.09375,y_center:.59375},{w:1,h:1,x_center:.15625,y_center:.59375},{w:1,h:1,x_center:.15625,y_center:.59375},{w:1,h:1,x_center:.21875,y_center:.59375},{w:1,h:1,x_center:.21875,y_center:.59375},{w:1,h:1,x_center:.28125,y_center:.59375},{w:1,h:1,x_center:.28125,y_center:.59375},{w:1,h:1,x_center:.34375,y_center:.59375},{w:1,h:1,x_center:.34375,y_center:.59375},{w:1,h:1,x_center:.40625,y_center:.59375},{w:1,h:1,x_center:.40625,y_center:.59375},{w:1,h:1,x_center:.46875,y_center:.59375},{w:1,h:1,x_center:.46875,y_center:.59375},{w:1,h:1,x_center:.53125,y_center:.59375},{w:1,h:1,x_center:.53125,y_center:.59375},{w:1,h:1,x_center:.59375,y_center:.59375},{w:1,h:1,x_center:.59375,y_center:.59375},{w:1,h:1,x_center:.65625,y_center:.59375},{w:1,h:1,x_center:.65625,y_center:.59375},{w:1,h:1,x_center:.71875,y_center:.59375},{w:1,h:1,x_center:.71875,y_center:.59375},{w:1,h:1,x_center:.78125,y_center:.59375},{w:1,h:1,x_center:.78125,y_center:.59375},{w:1,h:1,x_center:.84375,y_center:.59375},{w:1,h:1,x_center:.84375,y_center:.59375},{w:1,h:1,x_center:.90625,y_center:.59375},{w:1,h:1,x_center:.90625,y_center:.59375},{w:1,h:1,x_center:.96875,y_center:.59375},{w:1,h:1,x_center:.96875,y_center:.59375},{w:1,h:1,x_center:.03125,y_center:.65625},{w:1,h:1,x_center:.03125,y_center:.65625},{w:1,h:1,x_center:.09375,y_center:.65625},{w:1,h:1,x_center:.09375,y_center:.65625},{w:1,h:1,x_center:.15625,y_center:.65625},{w:1,h:1,x_center:.15625,y_center:.65625},{w:1,h:1,x_center:.21875,y_center:.65625},{w:1,h:1,x_center:.21875,y_center:.65625},{w:1,h:1,x_center:.28125,y_center:.65625},{w:1,h:1,x_center:.28125,y_center:.65625},{w:1,h:1,x_center:.34375,y_center:.65625},{w:1,h:1,x_center:.34375,y_center:.65625},{w:1,h:1,x_center:.40625,y_center:.65625},{w:1,h:1,x_center:.40625,y_center:.65625},{w:1,h:1,x_center:.46875,y_center:.65625},{w:1,h:1,x_center:.46875,y_center:.65625},{w:1,h:1,x_center:.53125,y_center:.65625},{w:1,h:1,x_center:.53125,y_center:.65625},{w:1,h:1,x_center:.59375,y_center:.65625},{w:1,h:1,x_center:.59375,y_center:.65625},{w:1,h:1,x_center:.65625,y_center:.65625},{w:1,h:1,x_center:.65625,y_center:.65625},{w:1,h:1,x_center:.71875,y_center:.65625},{w:1,h:1,x_center:.71875,y_center:.65625},{w:1,h:1,x_center:.78125,y_center:.65625},{w:1,h:1,x_center:.78125,y_center:.65625},{w:1,h:1,x_center:.84375,y_center:.65625},{w:1,h:1,x_center:.84375,y_center:.65625},{w:1,h:1,x_center:.90625,y_center:.65625},{w:1,h:1,x_center:.90625,y_center:.65625},{w:1,h:1,x_center:.96875,y_center:.65625},{w:1,h:1,x_center:.96875,y_center:.65625},{w:1,h:1,x_center:.03125,y_center:.71875},{w:1,h:1,x_center:.03125,y_center:.71875},{w:1,h:1,x_center:.09375,y_center:.71875},{w:1,h:1,x_center:.09375,y_center:.71875},{w:1,h:1,x_center:.15625,y_center:.71875},{w:1,h:1,x_center:.15625,y_center:.71875},{w:1,h:1,x_center:.21875,y_center:.71875},{w:1,h:1,x_center:.21875,y_center:.71875},{w:1,h:1,x_center:.28125,y_center:.71875},{w:1,h:1,x_center:.28125,y_center:.71875},{w:1,h:1,x_center:.34375,y_center:.71875},{w:1,h:1,x_center:.34375,y_center:.71875},{w:1,h:1,x_center:.40625,y_center:.71875},{w:1,h:1,x_center:.40625,y_center:.71875},{w:1,h:1,x_center:.46875,y_center:.71875},{w:1,h:1,x_center:.46875,y_center:.71875},{w:1,h:1,x_center:.53125,y_center:.71875},{w:1,h:1,x_center:.53125,y_center:.71875},{w:1,h:1,x_center:.59375,y_center:.71875},{w:1,h:1,x_center:.59375,y_center:.71875},{w:1,h:1,x_center:.65625,y_center:.71875},{w:1,h:1,x_center:.65625,y_center:.71875},{w:1,h:1,x_center:.71875,y_center:.71875},{w:1,h:1,x_center:.71875,y_center:.71875},{w:1,h:1,x_center:.78125,y_center:.71875},{w:1,h:1,x_center:.78125,y_center:.71875},{w:1,h:1,x_center:.84375,y_center:.71875},{w:1,h:1,x_center:.84375,y_center:.71875},{w:1,h:1,x_center:.90625,y_center:.71875},{w:1,h:1,x_center:.90625,y_center:.71875},{w:1,h:1,x_center:.96875,y_center:.71875},{w:1,h:1,x_center:.96875,y_center:.71875},{w:1,h:1,x_center:.03125,y_center:.78125},{w:1,h:1,x_center:.03125,y_center:.78125},{w:1,h:1,x_center:.09375,y_center:.78125},{w:1,h:1,x_center:.09375,y_center:.78125},{w:1,h:1,x_center:.15625,y_center:.78125},{w:1,h:1,x_center:.15625,y_center:.78125},{w:1,h:1,x_center:.21875,y_center:.78125},{w:1,h:1,x_center:.21875,y_center:.78125},{w:1,h:1,x_center:.28125,y_center:.78125},{w:1,h:1,x_center:.28125,y_center:.78125},{w:1,h:1,x_center:.34375,y_center:.78125},{w:1,h:1,x_center:.34375,y_center:.78125},{w:1,h:1,x_center:.40625,y_center:.78125},{w:1,h:1,x_center:.40625,y_center:.78125},{w:1,h:1,x_center:.46875,y_center:.78125},{w:1,h:1,x_center:.46875,y_center:.78125},{w:1,h:1,x_center:.53125,y_center:.78125},{w:1,h:1,x_center:.53125,y_center:.78125},{w:1,h:1,x_center:.59375,y_center:.78125},{w:1,h:1,x_center:.59375,y_center:.78125},{w:1,h:1,x_center:.65625,y_center:.78125},{w:1,h:1,x_center:.65625,y_center:.78125},{w:1,h:1,x_center:.71875,y_center:.78125},{w:1,h:1,x_center:.71875,y_center:.78125},{w:1,h:1,x_center:.78125,y_center:.78125},{w:1,h:1,x_center:.78125,y_center:.78125},{w:1,h:1,x_center:.84375,y_center:.78125},{w:1,h:1,x_center:.84375,y_center:.78125},{w:1,h:1,x_center:.90625,y_center:.78125},{w:1,h:1,x_center:.90625,y_center:.78125},{w:1,h:1,x_center:.96875,y_center:.78125},{w:1,h:1,x_center:.96875,y_center:.78125},{w:1,h:1,x_center:.03125,y_center:.84375},{w:1,h:1,x_center:.03125,y_center:.84375},{w:1,h:1,x_center:.09375,y_center:.84375},{w:1,h:1,x_center:.09375,y_center:.84375},{w:1,h:1,x_center:.15625,y_center:.84375},{w:1,h:1,x_center:.15625,y_center:.84375},{w:1,h:1,x_center:.21875,y_center:.84375},{w:1,h:1,x_center:.21875,y_center:.84375},{w:1,h:1,x_center:.28125,y_center:.84375},{w:1,h:1,x_center:.28125,y_center:.84375},{w:1,h:1,x_center:.34375,y_center:.84375},{w:1,h:1,x_center:.34375,y_center:.84375},{w:1,h:1,x_center:.40625,y_center:.84375},{w:1,h:1,x_center:.40625,y_center:.84375},{w:1,h:1,x_center:.46875,y_center:.84375},{w:1,h:1,x_center:.46875,y_center:.84375},{w:1,h:1,x_center:.53125,y_center:.84375},{w:1,h:1,x_center:.53125,y_center:.84375},{w:1,h:1,x_center:.59375,y_center:.84375},{w:1,h:1,x_center:.59375,y_center:.84375},{w:1,h:1,x_center:.65625,y_center:.84375},{w:1,h:1,x_center:.65625,y_center:.84375},{w:1,h:1,x_center:.71875,y_center:.84375},{w:1,h:1,x_center:.71875,y_center:.84375},{w:1,h:1,x_center:.78125,y_center:.84375},{w:1,h:1,x_center:.78125,y_center:.84375},{w:1,h:1,x_center:.84375,y_center:.84375},{w:1,h:1,x_center:.84375,y_center:.84375},{w:1,h:1,x_center:.90625,y_center:.84375},{w:1,h:1,x_center:.90625,y_center:.84375},{w:1,h:1,x_center:.96875,y_center:.84375},{w:1,h:1,x_center:.96875,y_center:.84375},{w:1,h:1,x_center:.03125,y_center:.90625},{w:1,h:1,x_center:.03125,y_center:.90625},{w:1,h:1,x_center:.09375,y_center:.90625},{w:1,h:1,x_center:.09375,y_center:.90625},{w:1,h:1,x_center:.15625,y_center:.90625},{w:1,h:1,x_center:.15625,y_center:.90625},{w:1,h:1,x_center:.21875,y_center:.90625},{w:1,h:1,x_center:.21875,y_center:.90625},{w:1,h:1,x_center:.28125,y_center:.90625},{w:1,h:1,x_center:.28125,y_center:.90625},{w:1,h:1,x_center:.34375,y_center:.90625},{w:1,h:1,x_center:.34375,y_center:.90625},{w:1,h:1,x_center:.40625,y_center:.90625},{w:1,h:1,x_center:.40625,y_center:.90625},{w:1,h:1,x_center:.46875,y_center:.90625},{w:1,h:1,x_center:.46875,y_center:.90625},{w:1,h:1,x_center:.53125,y_center:.90625},{w:1,h:1,x_center:.53125,y_center:.90625},{w:1,h:1,x_center:.59375,y_center:.90625},{w:1,h:1,x_center:.59375,y_center:.90625},{w:1,h:1,x_center:.65625,y_center:.90625},{w:1,h:1,x_center:.65625,y_center:.90625},{w:1,h:1,x_center:.71875,y_center:.90625},{w:1,h:1,x_center:.71875,y_center:.90625},{w:1,h:1,x_center:.78125,y_center:.90625},{w:1,h:1,x_center:.78125,y_center:.90625},{w:1,h:1,x_center:.84375,y_center:.90625},{w:1,h:1,x_center:.84375,y_center:.90625},{w:1,h:1,x_center:.90625,y_center:.90625},{w:1,h:1,x_center:.90625,y_center:.90625},{w:1,h:1,x_center:.96875,y_center:.90625},{w:1,h:1,x_center:.96875,y_center:.90625},{w:1,h:1,x_center:.03125,y_center:.96875},{w:1,h:1,x_center:.03125,y_center:.96875},{w:1,h:1,x_center:.09375,y_center:.96875},{w:1,h:1,x_center:.09375,y_center:.96875},{w:1,h:1,x_center:.15625,y_center:.96875},{w:1,h:1,x_center:.15625,y_center:.96875},{w:1,h:1,x_center:.21875,y_center:.96875},{w:1,h:1,x_center:.21875,y_center:.96875},{w:1,h:1,x_center:.28125,y_center:.96875},{w:1,h:1,x_center:.28125,y_center:.96875},{w:1,h:1,x_center:.34375,y_center:.96875},{w:1,h:1,x_center:.34375,y_center:.96875},{w:1,h:1,x_center:.40625,y_center:.96875},{w:1,h:1,x_center:.40625,y_center:.96875},{w:1,h:1,x_center:.46875,y_center:.96875},{w:1,h:1,x_center:.46875,y_center:.96875},{w:1,h:1,x_center:.53125,y_center:.96875},{w:1,h:1,x_center:.53125,y_center:.96875},{w:1,h:1,x_center:.59375,y_center:.96875},{w:1,h:1,x_center:.59375,y_center:.96875},{w:1,h:1,x_center:.65625,y_center:.96875},{w:1,h:1,x_center:.65625,y_center:.96875},{w:1,h:1,x_center:.71875,y_center:.96875},{w:1,h:1,x_center:.71875,y_center:.96875},{w:1,h:1,x_center:.78125,y_center:.96875},{w:1,h:1,x_center:.78125,y_center:.96875},{w:1,h:1,x_center:.84375,y_center:.96875},{w:1,h:1,x_center:.84375,y_center:.96875},{w:1,h:1,x_center:.90625,y_center:.96875},{w:1,h:1,x_center:.90625,y_center:.96875},{w:1,h:1,x_center:.96875,y_center:.96875},{w:1,h:1,x_center:.96875,y_center:.96875},{w:1,h:1,x_center:.0625,y_center:.0625},{w:1,h:1,x_center:.0625,y_center:.0625},{w:1,h:1,x_center:.0625,y_center:.0625},{w:1,h:1,x_center:.0625,y_center:.0625},{w:1,h:1,x_center:.0625,y_center:.0625},{w:1,h:1,x_center:.0625,y_center:.0625},{w:1,h:1,x_center:.1875,y_center:.0625},{w:1,h:1,x_center:.1875,y_center:.0625},{w:1,h:1,x_center:.1875,y_center:.0625},{w:1,h:1,x_center:.1875,y_center:.0625},{w:1,h:1,x_center:.1875,y_center:.0625},{w:1,h:1,x_center:.1875,y_center:.0625},{w:1,h:1,x_center:.3125,y_center:.0625},{w:1,h:1,x_center:.3125,y_center:.0625},{w:1,h:1,x_center:.3125,y_center:.0625},{w:1,h:1,x_center:.3125,y_center:.0625},{w:1,h:1,x_center:.3125,y_center:.0625},{w:1,h:1,x_center:.3125,y_center:.0625},{w:1,h:1,x_center:.4375,y_center:.0625},{w:1,h:1,x_center:.4375,y_center:.0625},{w:1,h:1,x_center:.4375,y_center:.0625},{w:1,h:1,x_center:.4375,y_center:.0625},{w:1,h:1,x_center:.4375,y_center:.0625},{w:1,h:1,x_center:.4375,y_center:.0625},{w:1,h:1,x_center:.5625,y_center:.0625},{w:1,h:1,x_center:.5625,y_center:.0625},{w:1,h:1,x_center:.5625,y_center:.0625},{w:1,h:1,x_center:.5625,y_center:.0625},{w:1,h:1,x_center:.5625,y_center:.0625},{w:1,h:1,x_center:.5625,y_center:.0625},{w:1,h:1,x_center:.6875,y_center:.0625},{w:1,h:1,x_center:.6875,y_center:.0625},{w:1,h:1,x_center:.6875,y_center:.0625},{w:1,h:1,x_center:.6875,y_center:.0625},{w:1,h:1,x_center:.6875,y_center:.0625},{w:1,h:1,x_center:.6875,y_center:.0625},{w:1,h:1,x_center:.8125,y_center:.0625},{w:1,h:1,x_center:.8125,y_center:.0625},{w:1,h:1,x_center:.8125,y_center:.0625},{w:1,h:1,x_center:.8125,y_center:.0625},{w:1,h:1,x_center:.8125,y_center:.0625},{w:1,h:1,x_center:.8125,y_center:.0625},{w:1,h:1,x_center:.9375,y_center:.0625},{w:1,h:1,x_center:.9375,y_center:.0625},{w:1,h:1,x_center:.9375,y_center:.0625},{w:1,h:1,x_center:.9375,y_center:.0625},{w:1,h:1,x_center:.9375,y_center:.0625},{w:1,h:1,x_center:.9375,y_center:.0625},{w:1,h:1,x_center:.0625,y_center:.1875},{w:1,h:1,x_center:.0625,y_center:.1875},{w:1,h:1,x_center:.0625,y_center:.1875},{w:1,h:1,x_center:.0625,y_center:.1875},{w:1,h:1,x_center:.0625,y_center:.1875},{w:1,h:1,x_center:.0625,y_center:.1875},{w:1,h:1,x_center:.1875,y_center:.1875},{w:1,h:1,x_center:.1875,y_center:.1875},{w:1,h:1,x_center:.1875,y_center:.1875},{w:1,h:1,x_center:.1875,y_center:.1875},{w:1,h:1,x_center:.1875,y_center:.1875},{w:1,h:1,x_center:.1875,y_center:.1875},{w:1,h:1,x_center:.3125,y_center:.1875},{w:1,h:1,x_center:.3125,y_center:.1875},{w:1,h:1,x_center:.3125,y_center:.1875},{w:1,h:1,x_center:.3125,y_center:.1875},{w:1,h:1,x_center:.3125,y_center:.1875},{w:1,h:1,x_center:.3125,y_center:.1875},{w:1,h:1,x_center:.4375,y_center:.1875},{w:1,h:1,x_center:.4375,y_center:.1875},{w:1,h:1,x_center:.4375,y_center:.1875},{w:1,h:1,x_center:.4375,y_center:.1875},{w:1,h:1,x_center:.4375,y_center:.1875},{w:1,h:1,x_center:.4375,y_center:.1875},{w:1,h:1,x_center:.5625,y_center:.1875},{w:1,h:1,x_center:.5625,y_center:.1875},{w:1,h:1,x_center:.5625,y_center:.1875},{w:1,h:1,x_center:.5625,y_center:.1875},{w:1,h:1,x_center:.5625,y_center:.1875},{w:1,h:1,x_center:.5625,y_center:.1875},{w:1,h:1,x_center:.6875,y_center:.1875},{w:1,h:1,x_center:.6875,y_center:.1875},{w:1,h:1,x_center:.6875,y_center:.1875},{w:1,h:1,x_center:.6875,y_center:.1875},{w:1,h:1,x_center:.6875,y_center:.1875},{w:1,h:1,x_center:.6875,y_center:.1875},{w:1,h:1,x_center:.8125,y_center:.1875},{w:1,h:1,x_center:.8125,y_center:.1875},{w:1,h:1,x_center:.8125,y_center:.1875},{w:1,h:1,x_center:.8125,y_center:.1875},{w:1,h:1,x_center:.8125,y_center:.1875},{w:1,h:1,x_center:.8125,y_center:.1875},{w:1,h:1,x_center:.9375,y_center:.1875},{w:1,h:1,x_center:.9375,y_center:.1875},{w:1,h:1,x_center:.9375,y_center:.1875},{w:1,h:1,x_center:.9375,y_center:.1875},{w:1,h:1,x_center:.9375,y_center:.1875},{w:1,h:1,x_center:.9375,y_center:.1875},{w:1,h:1,x_center:.0625,y_center:.3125},{w:1,h:1,x_center:.0625,y_center:.3125},{w:1,h:1,x_center:.0625,y_center:.3125},{w:1,h:1,x_center:.0625,y_center:.3125},{w:1,h:1,x_center:.0625,y_center:.3125},{w:1,h:1,x_center:.0625,y_center:.3125},{w:1,h:1,x_center:.1875,y_center:.3125},{w:1,h:1,x_center:.1875,y_center:.3125},{w:1,h:1,x_center:.1875,y_center:.3125},{w:1,h:1,x_center:.1875,y_center:.3125},{w:1,h:1,x_center:.1875,y_center:.3125},{w:1,h:1,x_center:.1875,y_center:.3125},{w:1,h:1,x_center:.3125,y_center:.3125},{w:1,h:1,x_center:.3125,y_center:.3125},{w:1,h:1,x_center:.3125,y_center:.3125},{w:1,h:1,x_center:.3125,y_center:.3125},{w:1,h:1,x_center:.3125,y_center:.3125},{w:1,h:1,x_center:.3125,y_center:.3125},{w:1,h:1,x_center:.4375,y_center:.3125},{w:1,h:1,x_center:.4375,y_center:.3125},{w:1,h:1,x_center:.4375,y_center:.3125},{w:1,h:1,x_center:.4375,y_center:.3125},{w:1,h:1,x_center:.4375,y_center:.3125},{w:1,h:1,x_center:.4375,y_center:.3125},{w:1,h:1,x_center:.5625,y_center:.3125},{w:1,h:1,x_center:.5625,y_center:.3125},{w:1,h:1,x_center:.5625,y_center:.3125},{w:1,h:1,x_center:.5625,y_center:.3125},{w:1,h:1,x_center:.5625,y_center:.3125},{w:1,h:1,x_center:.5625,y_center:.3125},{w:1,h:1,x_center:.6875,y_center:.3125},{w:1,h:1,x_center:.6875,y_center:.3125},{w:1,h:1,x_center:.6875,y_center:.3125},{w:1,h:1,x_center:.6875,y_center:.3125},{w:1,h:1,x_center:.6875,y_center:.3125},{w:1,h:1,x_center:.6875,y_center:.3125},{w:1,h:1,x_center:.8125,y_center:.3125},{w:1,h:1,x_center:.8125,y_center:.3125},{w:1,h:1,x_center:.8125,y_center:.3125},{w:1,h:1,x_center:.8125,y_center:.3125},{w:1,h:1,x_center:.8125,y_center:.3125},{w:1,h:1,x_center:.8125,y_center:.3125},{w:1,h:1,x_center:.9375,y_center:.3125},{w:1,h:1,x_center:.9375,y_center:.3125},{w:1,h:1,x_center:.9375,y_center:.3125},{w:1,h:1,x_center:.9375,y_center:.3125},{w:1,h:1,x_center:.9375,y_center:.3125},{w:1,h:1,x_center:.9375,y_center:.3125},{w:1,h:1,x_center:.0625,y_center:.4375},{w:1,h:1,x_center:.0625,y_center:.4375},{w:1,h:1,x_center:.0625,y_center:.4375},{w:1,h:1,x_center:.0625,y_center:.4375},{w:1,h:1,x_center:.0625,y_center:.4375},{w:1,h:1,x_center:.0625,y_center:.4375},{w:1,h:1,x_center:.1875,y_center:.4375},{w:1,h:1,x_center:.1875,y_center:.4375},{w:1,h:1,x_center:.1875,y_center:.4375},{w:1,h:1,x_center:.1875,y_center:.4375},{w:1,h:1,x_center:.1875,y_center:.4375},{w:1,h:1,x_center:.1875,y_center:.4375},{w:1,h:1,x_center:.3125,y_center:.4375},{w:1,h:1,x_center:.3125,y_center:.4375},{w:1,h:1,x_center:.3125,y_center:.4375},{w:1,h:1,x_center:.3125,y_center:.4375},{w:1,h:1,x_center:.3125,y_center:.4375},{w:1,h:1,x_center:.3125,y_center:.4375},{w:1,h:1,x_center:.4375,y_center:.4375},{w:1,h:1,x_center:.4375,y_center:.4375},{w:1,h:1,x_center:.4375,y_center:.4375},{w:1,h:1,x_center:.4375,y_center:.4375},{w:1,h:1,x_center:.4375,y_center:.4375},{w:1,h:1,x_center:.4375,y_center:.4375},{w:1,h:1,x_center:.5625,y_center:.4375},{w:1,h:1,x_center:.5625,y_center:.4375},{w:1,h:1,x_center:.5625,y_center:.4375},{w:1,h:1,x_center:.5625,y_center:.4375},{w:1,h:1,x_center:.5625,y_center:.4375},{w:1,h:1,x_center:.5625,y_center:.4375},{w:1,h:1,x_center:.6875,y_center:.4375},{w:1,h:1,x_center:.6875,y_center:.4375},{w:1,h:1,x_center:.6875,y_center:.4375},{w:1,h:1,x_center:.6875,y_center:.4375},{w:1,h:1,x_center:.6875,y_center:.4375},{w:1,h:1,x_center:.6875,y_center:.4375},{w:1,h:1,x_center:.8125,y_center:.4375},{w:1,h:1,x_center:.8125,y_center:.4375},{w:1,h:1,x_center:.8125,y_center:.4375},{w:1,h:1,x_center:.8125,y_center:.4375},{w:1,h:1,x_center:.8125,y_center:.4375},{w:1,h:1,x_center:.8125,y_center:.4375},{w:1,h:1,x_center:.9375,y_center:.4375},{w:1,h:1,x_center:.9375,y_center:.4375},{w:1,h:1,x_center:.9375,y_center:.4375},{w:1,h:1,x_center:.9375,y_center:.4375},{w:1,h:1,x_center:.9375,y_center:.4375},{w:1,h:1,x_center:.9375,y_center:.4375},{w:1,h:1,x_center:.0625,y_center:.5625},{w:1,h:1,x_center:.0625,y_center:.5625},{w:1,h:1,x_center:.0625,y_center:.5625},{w:1,h:1,x_center:.0625,y_center:.5625},{w:1,h:1,x_center:.0625,y_center:.5625},{w:1,h:1,x_center:.0625,y_center:.5625},{w:1,h:1,x_center:.1875,y_center:.5625},{w:1,h:1,x_center:.1875,y_center:.5625},{w:1,h:1,x_center:.1875,y_center:.5625},{w:1,h:1,x_center:.1875,y_center:.5625},{w:1,h:1,x_center:.1875,y_center:.5625},{w:1,h:1,x_center:.1875,y_center:.5625},{w:1,h:1,x_center:.3125,y_center:.5625},{w:1,h:1,x_center:.3125,y_center:.5625},{w:1,h:1,x_center:.3125,y_center:.5625},{w:1,h:1,x_center:.3125,y_center:.5625},{w:1,h:1,x_center:.3125,y_center:.5625},{w:1,h:1,x_center:.3125,y_center:.5625},{w:1,h:1,x_center:.4375,y_center:.5625},{w:1,h:1,x_center:.4375,y_center:.5625},{w:1,h:1,x_center:.4375,y_center:.5625},{w:1,h:1,x_center:.4375,y_center:.5625},{w:1,h:1,x_center:.4375,y_center:.5625},{w:1,h:1,x_center:.4375,y_center:.5625},{w:1,h:1,x_center:.5625,y_center:.5625},{w:1,h:1,x_center:.5625,y_center:.5625},{w:1,h:1,x_center:.5625,y_center:.5625},{w:1,h:1,x_center:.5625,y_center:.5625},{w:1,h:1,x_center:.5625,y_center:.5625},{w:1,h:1,x_center:.5625,y_center:.5625},{w:1,h:1,x_center:.6875,y_center:.5625},{w:1,h:1,x_center:.6875,y_center:.5625},{w:1,h:1,x_center:.6875,y_center:.5625},{w:1,h:1,x_center:.6875,y_center:.5625},{w:1,h:1,x_center:.6875,y_center:.5625},{w:1,h:1,x_center:.6875,y_center:.5625},{w:1,h:1,x_center:.8125,y_center:.5625},{w:1,h:1,x_center:.8125,y_center:.5625},{w:1,h:1,x_center:.8125,y_center:.5625},{w:1,h:1,x_center:.8125,y_center:.5625},{w:1,h:1,x_center:.8125,y_center:.5625},{w:1,h:1,x_center:.8125,y_center:.5625},{w:1,h:1,x_center:.9375,y_center:.5625},{w:1,h:1,x_center:.9375,y_center:.5625},{w:1,h:1,x_center:.9375,y_center:.5625},{w:1,h:1,x_center:.9375,y_center:.5625},{w:1,h:1,x_center:.9375,y_center:.5625},{w:1,h:1,x_center:.9375,y_center:.5625},{w:1,h:1,x_center:.0625,y_center:.6875},{w:1,h:1,x_center:.0625,y_center:.6875},{w:1,h:1,x_center:.0625,y_center:.6875},{w:1,h:1,x_center:.0625,y_center:.6875},{w:1,h:1,x_center:.0625,y_center:.6875},{w:1,h:1,x_center:.0625,y_center:.6875},{w:1,h:1,x_center:.1875,y_center:.6875},{w:1,h:1,x_center:.1875,y_center:.6875},{w:1,h:1,x_center:.1875,y_center:.6875},{w:1,h:1,x_center:.1875,y_center:.6875},{w:1,h:1,x_center:.1875,y_center:.6875},{w:1,h:1,x_center:.1875,y_center:.6875},{w:1,h:1,x_center:.3125,y_center:.6875},{w:1,h:1,x_center:.3125,y_center:.6875},{w:1,h:1,x_center:.3125,y_center:.6875},{w:1,h:1,x_center:.3125,y_center:.6875},{w:1,h:1,x_center:.3125,y_center:.6875},{w:1,h:1,x_center:.3125,y_center:.6875},{w:1,h:1,x_center:.4375,y_center:.6875},{w:1,h:1,x_center:.4375,y_center:.6875},{w:1,h:1,x_center:.4375,y_center:.6875},{w:1,h:1,x_center:.4375,y_center:.6875},{w:1,h:1,x_center:.4375,y_center:.6875},{w:1,h:1,x_center:.4375,y_center:.6875},{w:1,h:1,x_center:.5625,y_center:.6875},{w:1,h:1,x_center:.5625,y_center:.6875},{w:1,h:1,x_center:.5625,y_center:.6875},{w:1,h:1,x_center:.5625,y_center:.6875},{w:1,h:1,x_center:.5625,y_center:.6875},{w:1,h:1,x_center:.5625,y_center:.6875},{w:1,h:1,x_center:.6875,y_center:.6875},{w:1,h:1,x_center:.6875,y_center:.6875},{w:1,h:1,x_center:.6875,y_center:.6875},{w:1,h:1,x_center:.6875,y_center:.6875},{w:1,h:1,x_center:.6875,y_center:.6875},{w:1,h:1,x_center:.6875,y_center:.6875},{w:1,h:1,x_center:.8125,y_center:.6875},{w:1,h:1,x_center:.8125,y_center:.6875},{w:1,h:1,x_center:.8125,y_center:.6875},{w:1,h:1,x_center:.8125,y_center:.6875},{w:1,h:1,x_center:.8125,y_center:.6875},{w:1,h:1,x_center:.8125,y_center:.6875},{w:1,h:1,x_center:.9375,y_center:.6875},{w:1,h:1,x_center:.9375,y_center:.6875},{w:1,h:1,x_center:.9375,y_center:.6875},{w:1,h:1,x_center:.9375,y_center:.6875},{w:1,h:1,x_center:.9375,y_center:.6875},{w:1,h:1,x_center:.9375,y_center:.6875},{w:1,h:1,x_center:.0625,y_center:.8125},{w:1,h:1,x_center:.0625,y_center:.8125},{w:1,h:1,x_center:.0625,y_center:.8125},{w:1,h:1,x_center:.0625,y_center:.8125},{w:1,h:1,x_center:.0625,y_center:.8125},{w:1,h:1,x_center:.0625,y_center:.8125},{w:1,h:1,x_center:.1875,y_center:.8125},{w:1,h:1,x_center:.1875,y_center:.8125},{w:1,h:1,x_center:.1875,y_center:.8125},{w:1,h:1,x_center:.1875,y_center:.8125},{w:1,h:1,x_center:.1875,y_center:.8125},{w:1,h:1,x_center:.1875,y_center:.8125},{w:1,h:1,x_center:.3125,y_center:.8125},{w:1,h:1,x_center:.3125,y_center:.8125},{w:1,h:1,x_center:.3125,y_center:.8125},{w:1,h:1,x_center:.3125,y_center:.8125},{w:1,h:1,x_center:.3125,y_center:.8125},{w:1,h:1,x_center:.3125,y_center:.8125},{w:1,h:1,x_center:.4375,y_center:.8125},{w:1,h:1,x_center:.4375,y_center:.8125},{w:1,h:1,x_center:.4375,y_center:.8125},{w:1,h:1,x_center:.4375,y_center:.8125},{w:1,h:1,x_center:.4375,y_center:.8125},{w:1,h:1,x_center:.4375,y_center:.8125},{w:1,h:1,x_center:.5625,y_center:.8125},{w:1,h:1,x_center:.5625,y_center:.8125},{w:1,h:1,x_center:.5625,y_center:.8125},{w:1,h:1,x_center:.5625,y_center:.8125},{w:1,h:1,x_center:.5625,y_center:.8125},{w:1,h:1,x_center:.5625,y_center:.8125},{w:1,h:1,x_center:.6875,y_center:.8125},{w:1,h:1,x_center:.6875,y_center:.8125},{w:1,h:1,x_center:.6875,y_center:.8125},{w:1,h:1,x_center:.6875,y_center:.8125},{w:1,h:1,x_center:.6875,y_center:.8125},{w:1,h:1,x_center:.6875,y_center:.8125},{w:1,h:1,x_center:.8125,y_center:.8125},{w:1,h:1,x_center:.8125,y_center:.8125},{w:1,h:1,x_center:.8125,y_center:.8125},{w:1,h:1,x_center:.8125,y_center:.8125},{w:1,h:1,x_center:.8125,y_center:.8125},{w:1,h:1,x_center:.8125,y_center:.8125},{w:1,h:1,x_center:.9375,y_center:.8125},{w:1,h:1,x_center:.9375,y_center:.8125},{w:1,h:1,x_center:.9375,y_center:.8125},{w:1,h:1,x_center:.9375,y_center:.8125},{w:1,h:1,x_center:.9375,y_center:.8125},{w:1,h:1,x_center:.9375,y_center:.8125},{w:1,h:1,x_center:.0625,y_center:.9375},{w:1,h:1,x_center:.0625,y_center:.9375},{w:1,h:1,x_center:.0625,y_center:.9375},{w:1,h:1,x_center:.0625,y_center:.9375},{w:1,h:1,x_center:.0625,y_center:.9375},{w:1,h:1,x_center:.0625,y_center:.9375},{w:1,h:1,x_center:.1875,y_center:.9375},{w:1,h:1,x_center:.1875,y_center:.9375},{w:1,h:1,x_center:.1875,y_center:.9375},{w:1,h:1,x_center:.1875,y_center:.9375},{w:1,h:1,x_center:.1875,y_center:.9375},{w:1,h:1,x_center:.1875,y_center:.9375},{w:1,h:1,x_center:.3125,y_center:.9375},{w:1,h:1,x_center:.3125,y_center:.9375},{w:1,h:1,x_center:.3125,y_center:.9375},{w:1,h:1,x_center:.3125,y_center:.9375},{w:1,h:1,x_center:.3125,y_center:.9375},{w:1,h:1,x_center:.3125,y_center:.9375},{w:1,h:1,x_center:.4375,y_center:.9375},{w:1,h:1,x_center:.4375,y_center:.9375},{w:1,h:1,x_center:.4375,y_center:.9375},{w:1,h:1,x_center:.4375,y_center:.9375},{w:1,h:1,x_center:.4375,y_center:.9375},{w:1,h:1,x_center:.4375,y_center:.9375},{w:1,h:1,x_center:.5625,y_center:.9375},{w:1,h:1,x_center:.5625,y_center:.9375},{w:1,h:1,x_center:.5625,y_center:.9375},{w:1,h:1,x_center:.5625,y_center:.9375},{w:1,h:1,x_center:.5625,y_center:.9375},{w:1,h:1,x_center:.5625,y_center:.9375},{w:1,h:1,x_center:.6875,y_center:.9375},{w:1,h:1,x_center:.6875,y_center:.9375},{w:1,h:1,x_center:.6875,y_center:.9375},{w:1,h:1,x_center:.6875,y_center:.9375},{w:1,h:1,x_center:.6875,y_center:.9375},{w:1,h:1,x_center:.6875,y_center:.9375},{w:1,h:1,x_center:.8125,y_center:.9375},{w:1,h:1,x_center:.8125,y_center:.9375},{w:1,h:1,x_center:.8125,y_center:.9375},{w:1,h:1,x_center:.8125,y_center:.9375},{w:1,h:1,x_center:.8125,y_center:.9375},{w:1,h:1,x_center:.8125,y_center:.9375},{w:1,h:1,x_center:.9375,y_center:.9375},{w:1,h:1,x_center:.9375,y_center:.9375},{w:1,h:1,x_center:.9375,y_center:.9375},{w:1,h:1,x_center:.9375,y_center:.9375},{w:1,h:1,x_center:.9375,y_center:.9375},{w:1,h:1,x_center:.9375,y_center:.9375}]}),PS=we(Cf=>{const BS=zt(),Zq=IS(),Qq=FS(),eG=US(),Rf={thumb:[1,2,3,4],indexFinger:[5,6,7,8],middleFinger:[9,10,11,12],ringFinger:[13,14,15,16],pinky:[17,18,19,20],palmBase:[0]};class zS{constructor(n){this.pipeline=n}static getAnnotations(){return Rf}async estimateHands(n,t){const e=await this.pipeline.estimateHands(n,t);if(!e)return[];const r=[];for(const i of e){const a={};if(i.landmarks)for(const s of Object.keys(Rf))a[s]=Rf[s].map(o=>i.landmarks[o]);r.push({confidence:i.confidence,box:i.box?[i.box.topLeft[0],i.box.topLeft[1],i.box.bottomRight[0]-i.box.topLeft[0],i.box.bottomRight[1]-i.box.topLeft[1]]:0,landmarks:i.landmarks,annotations:a})}return r}}Cf.HandPose=zS;async function tG(n){const[t,e]=await Promise.all([BS.loadGraphModel(n.detector.modelPath,{fromTFHub:n.detector.modelPath.includes("tfhub.dev")}),BS.loadGraphModel(n.skeleton.modelPath,{fromTFHub:n.skeleton.modelPath.includes("tfhub.dev")})]),r=new Zq.HandDetector(t,n.inputSize,eG.anchors),i=new Qq.HandPipeline(r,e,n.inputSize),a=new zS(i);return console.log(`Human: load model: ${n.detector.modelPath.match(/\/(.*)\./)[1]}`),console.log(`Human: load model: ${n.skeleton.modelPath.match(/\/(.*)\./)[1]}`),a}Cf.load=tG}),MS=we(Fc=>{Fc.body=n=>{if(!n)return[];const t=[];for(const e of n){const r=e.keypoints.find(c=>c.part==="leftWrist"),i=e.keypoints.find(c=>c.part==="rightWrist"),a=e.keypoints.find(c=>c.part==="nose");a&&r&&i&&r.position.y<a.position.y&&i.position.y<a.position.y?t.push("i give up"):a&&r&&r.position.y<a.position.y?t.push("raise left hand"):a&&i&&i.position.y<a.position.y&&t.push("raise right hand");const s=e.keypoints.find(c=>c.part==="leftShoulder"),o=e.keypoints.find(c=>c.part==="rightShoulder");s&&o&&t.push(`leaning ${s.position.y>o.position.y?"left":"right"}`)}return t};Fc.face=n=>{if(!n)return[];const t=[];for(const e of n){e.annotations.rightCheek&&e.annotations.leftCheek&&e.annotations.rightCheek.length>0&&e.annotations.leftCheek.length>0&&t.push(`facing ${e.annotations.rightCheek[0][2]>0||e.annotations.leftCheek[0][2]<0?"right":"left"}`);const r=Math.abs(e.mesh[374][1]-e.mesh[386][1])/Math.abs(e.mesh[443][1]-e.mesh[450][1]);r<.2&&t.push("blink left eye");const i=Math.abs(e.mesh[145][1]-e.mesh[159][1])/Math.abs(e.mesh[223][1]-e.mesh[230][1]);i<.2&&t.push("blink right eye")}return t};Fc.hand=n=>{if(!n)return[];const t=[];for(const e of n){const r=[];for(const[i,a]of Object.entries(e.annotations))i!=="palmBase"&&r.push({name:i.toLowerCase(),position:a[0]});if(r&&r.length>0){const i=r.reduce((s,o)=>s.position[2]<o.position[2]?s:o),a=r.reduce((s,o)=>s.position[1]<o.position[1]?s:o);t.push(`${i.name} forward ${a.name} up`)}}return t}}),VS=we(HS=>{const nG=function(n,t,e){const r=function(o,c,l){const u=new RegExp("\\b"+c+" \\w+ (\\w+)","ig");o.replace(u,(h,d)=>(l[d]=0,h))},i=function(o,c){const l=n.createShader(c);if(n.shaderSource(l,o),n.compileShader(l),!n.getShaderParameter(l,n.COMPILE_STATUS))throw new Error("Filter: GL compile failed",n.getShaderInfoLog(l));return l};this.uniform={},this.attribute={};const a=i(t,n.VERTEX_SHADER),s=i(e,n.FRAGMENT_SHADER);if(this.id=n.createProgram(),n.attachShader(this.id,a),n.attachShader(this.id,s),n.linkProgram(this.id),!n.getProgramParameter(this.id,n.LINK_STATUS))throw new Error("Filter: GL link failed",n.getProgramInfoLog(this.id));n.useProgram(this.id),r(t,"attribute",this.attribute);for(const o in this.attribute)this.attribute[o]=n.getAttribLocation(this.id,o);r(t,"uniform",this.uniform),r(e,"uniform",this.uniform);for(const o in this.uniform)this.uniform[o]=n.getUniformLocation(this.id,o)},rG=function(n){n||(n={});let t=0,e=null,r=!1,i=-1,a=[null,null],s=[],o=-1,c=-1,l=null,u=null;const h=n.canvas||document.createElement("canvas"),d={},p=h.getContext("webgl");if(!p)throw new Error("Filter: getContext() failed");this.addFilter=function(N){const I=Array.prototype.slice.call(arguments,1),C=x[N];s.push({func:C,args:I})},this.reset=function(){s=[]},this.apply=function(N){if(f(N.width,N.height),t=0,e||(e=p.createTexture()),p.bindTexture(p.TEXTURE_2D,e),p.texParameteri(p.TEXTURE_2D,p.TEXTURE_WRAP_S,p.CLAMP_TO_EDGE),p.texParameteri(p.TEXTURE_2D,p.TEXTURE_WRAP_T,p.CLAMP_TO_EDGE),p.texParameteri(p.TEXTURE_2D,p.TEXTURE_MIN_FILTER,p.NEAREST),p.texParameteri(p.TEXTURE_2D,p.TEXTURE_MAG_FILTER,p.NEAREST),p.texImage2D(p.TEXTURE_2D,0,p.RGBA,p.RGBA,p.UNSIGNED_BYTE,N),s.length===0)return y(),h;for(let I=0;I<s.length;I++){r=I===s.length-1;const C=s[I];C.func.apply(this,C.args||[])}return h};const f=function(N,I){if(N===o&&I===c)return;if(h.width=N,o=N,h.height=I,c=I,!l){const C=new Float32Array([-1,-1,0,1,1,-1,1,1,-1,1,0,0,-1,1,0,0,1,-1,1,1,1,1,1,0]);l=p.createBuffer(),p.bindBuffer(p.ARRAY_BUFFER,l),p.bufferData(p.ARRAY_BUFFER,C,p.STATIC_DRAW),p.pixelStorei(p.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!0)}p.viewport(0,0,o,c),a=[null,null]},m=function(N){return a[N]=a[N]||g(o,c),a[N]},g=function(N,I){const C=p.createFramebuffer();p.bindFramebuffer(p.FRAMEBUFFER,C);const O=p.createRenderbuffer();p.bindRenderbuffer(p.RENDERBUFFER,O);const D=p.createTexture();return p.bindTexture(p.TEXTURE_2D,D),p.texImage2D(p.TEXTURE_2D,0,p.RGBA,N,I,0,p.RGBA,p.UNSIGNED_BYTE,null),p.texParameteri(p.TEXTURE_2D,p.TEXTURE_MAG_FILTER,p.LINEAR),p.texParameteri(p.TEXTURE_2D,p.TEXTURE_MIN_FILTER,p.LINEAR),p.texParameteri(p.TEXTURE_2D,p.TEXTURE_WRAP_S,p.CLAMP_TO_EDGE),p.texParameteri(p.TEXTURE_2D,p.TEXTURE_WRAP_T,p.CLAMP_TO_EDGE),p.framebufferTexture2D(p.FRAMEBUFFER,p.COLOR_ATTACHMENT0,p.TEXTURE_2D,D,0),p.bindTexture(p.TEXTURE_2D,null),p.bindFramebuffer(p.FRAMEBUFFER,null),{fbo:C,texture:D}},y=function(N){let I=null,C=null,O=!1;t===0?I=e:I=m(i).texture,t++,r&&!(N&b.INTERMEDIATE)?(C=null,O=t%2===0):(i=(i+1)%2,C=m(i).fbo),p.bindTexture(p.TEXTURE_2D,I),p.bindFramebuffer(p.FRAMEBUFFER,C),p.uniform1f(u.uniform.flipY,O?-1:1),p.drawArrays(p.TRIANGLES,0,6)},w=function(N){if(d[N])return u=d[N],p.useProgram(u.id),u;u=new nG(p,S.VERTEX_IDENTITY,N);const I=Float32Array.BYTES_PER_ELEMENT,C=4*I;return p.enableVertexAttribArray(u.attribute.pos),p.vertexAttribPointer(u.attribute.pos,2,p.FLOAT,!1,C,0*I),p.enableVertexAttribArray(u.attribute.uv),p.vertexAttribPointer(u.attribute.uv,2,p.FLOAT,!1,C,2*I),d[N]=u,u};let b={INTERMEDIATE:1},S={};S.VERTEX_IDENTITY=["precision highp float;","attribute vec2 pos;","attribute vec2 uv;","varying vec2 vUv;","uniform float flipY;","void main(void) {","vUv = uv;","gl_Position = vec4(pos.x, pos.y*flipY, 0.0, 1.);","}"].join(`
`),S.FRAGMENT_IDENTITY=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","void main(void) {","gl_FragColor = texture2D(texture, vUv);","}"].join(`
`);let x={};x.colorMatrix=function(N){const I=new Float32Array(N);I[4]/=255,I[9]/=255,I[14]/=255,I[19]/=255;const C=I[18]===1&&I[3]===0&&I[8]===0&&I[13]===0&&I[15]===0&&I[16]===0&&I[17]===0&&I[19]===0?x.colorMatrix.SHADER.WITHOUT_ALPHA:x.colorMatrix.SHADER.WITH_ALPHA,O=w(C);p.uniform1fv(O.uniform.m,I),y()},x.colorMatrix.SHADER={},x.colorMatrix.SHADER.WITH_ALPHA=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","uniform float m[20];","void main(void) {","vec4 c = texture2D(texture, vUv);","gl_FragColor.r = m[0] * c.r + m[1] * c.g + m[2] * c.b + m[3] * c.a + m[4];","gl_FragColor.g = m[5] * c.r + m[6] * c.g + m[7] * c.b + m[8] * c.a + m[9];","gl_FragColor.b = m[10] * c.r + m[11] * c.g + m[12] * c.b + m[13] * c.a + m[14];","gl_FragColor.a = m[15] * c.r + m[16] * c.g + m[17] * c.b + m[18] * c.a + m[19];","}"].join(`
`),x.colorMatrix.SHADER.WITHOUT_ALPHA=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","uniform float m[20];","void main(void) {","vec4 c = texture2D(texture, vUv);","gl_FragColor.r = m[0] * c.r + m[1] * c.g + m[2] * c.b + m[4];","gl_FragColor.g = m[5] * c.r + m[6] * c.g + m[7] * c.b + m[9];","gl_FragColor.b = m[10] * c.r + m[11] * c.g + m[12] * c.b + m[14];","gl_FragColor.a = c.a;","}"].join(`
`),x.brightness=function(N){const I=(N||0)+1;x.colorMatrix([I,0,0,0,0,0,I,0,0,0,0,0,I,0,0,0,0,0,1,0])},x.saturation=function(N){const I=(N||0)*2/3+1,C=(I-1)*-.5;x.colorMatrix([I,C,C,0,0,C,I,C,0,0,C,C,I,0,0,0,0,0,1,0])},x.desaturate=function(){x.saturation(-1)},x.contrast=function(N){const I=(N||0)+1,C=-128*(I-1);x.colorMatrix([I,0,0,0,C,0,I,0,0,C,0,0,I,0,C,0,0,0,1,0])},x.negative=function(){x.contrast(-2)},x.hue=function(N){N=(N||0)/180*Math.PI;const I=Math.cos(N),C=Math.sin(N),O=.213,D=.715,F=.072;x.colorMatrix([O+I*(1-O)+C*-O,D+I*-D+C*-D,F+I*-F+C*(1-F),0,0,O+I*-O+C*.143,D+I*(1-D)+C*.14,F+I*-F+C*-.283,0,0,O+I*-O+C*-(1-O),D+I*-D+C*D,F+I*(1-F)+C*F,0,0,0,0,0,1,0])},x.desaturateLuminance=function(){x.colorMatrix([.2764723,.929708,.0938197,0,-37.1,.2764723,.929708,.0938197,0,-37.1,.2764723,.929708,.0938197,0,-37.1,0,0,0,1,0])},x.sepia=function(){x.colorMatrix([.393,.7689999,.18899999,0,0,.349,.6859999,.16799999,0,0,.272,.5339999,.13099999,0,0,0,0,0,1,0])},x.brownie=function(){x.colorMatrix([.5997023498159715,.34553243048391263,-.2708298674538042,0,47.43192855600873,-.037703249837783157,.8609577587992641,.15059552388459913,0,-36.96841498319127,.24113635128153335,-.07441037908422492,.44972182064877153,0,-7.562075277591283,0,0,0,1,0])},x.vintagePinhole=function(){x.colorMatrix([.6279345635605994,.3202183420819367,-.03965408211312453,0,9.651285835294123,.02578397704808868,.6441188644374771,.03259127616149294,0,7.462829176470591,.0466055556782719,-.0851232987247891,.5241648018700465,0,5.159190588235296,0,0,0,1,0])},x.kodachrome=function(){x.colorMatrix([1.1285582396593525,-.3967382283601348,-.03992559172921793,0,63.72958762196502,-.16404339962244616,1.0835251566291304,-.05498805115633132,0,24.732407896706203,-.16786010706155763,-.5603416277695248,1.6014850761964943,0,35.62982807460946,0,0,0,1,0])},x.technicolor=function(){x.colorMatrix([1.9125277891456083,-.8545344976951645,-.09155508482755585,0,11.793603434377337,-.3087833385928097,1.7658908555458428,-.10601743074722245,0,-70.35205161461398,-.231103377548616,-.7501899197440212,1.847597816108189,0,30.950940869491138,0,0,0,1,0])},x.polaroid=function(){x.colorMatrix([1.438,-.062,-.062,0,0,-.122,1.378,-.122,0,0,-.016,-.016,1.483,0,0,0,0,0,1,0])},x.shiftToBGR=function(){x.colorMatrix([0,0,1,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,1,0])},x.convolution=function(N){const I=new Float32Array(N),C=1/o,O=1/c,D=w(x.convolution.SHADER);p.uniform1fv(D.uniform.m,I),p.uniform2f(D.uniform.px,C,O),y()},x.convolution.SHADER=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","uniform vec2 px;","uniform float m[9];","void main(void) {","vec4 c11 = texture2D(texture, vUv - px);","vec4 c12 = texture2D(texture, vec2(vUv.x, vUv.y - px.y));","vec4 c13 = texture2D(texture, vec2(vUv.x + px.x, vUv.y - px.y));","vec4 c21 = texture2D(texture, vec2(vUv.x - px.x, vUv.y) );","vec4 c22 = texture2D(texture, vUv);","vec4 c23 = texture2D(texture, vec2(vUv.x + px.x, vUv.y) );","vec4 c31 = texture2D(texture, vec2(vUv.x - px.x, vUv.y + px.y) );","vec4 c32 = texture2D(texture, vec2(vUv.x, vUv.y + px.y) );","vec4 c33 = texture2D(texture, vUv + px );","gl_FragColor = ","c11 * m[0] + c12 * m[1] + c22 * m[2] +","c21 * m[3] + c22 * m[4] + c23 * m[5] +","c31 * m[6] + c32 * m[7] + c33 * m[8];","gl_FragColor.a = c22.a;","}"].join(`
`),x.detectEdges=function(){x.convolution.call(this,[0,1,0,1,-4,1,0,1,0])},x.sobelX=function(){x.convolution.call(this,[-1,0,1,-2,0,2,-1,0,1])},x.sobelY=function(){x.convolution.call(this,[-1,-2,-1,0,0,0,1,2,1])},x.sharpen=function(N){const I=N||1;x.convolution.call(this,[0,-1*I,0,-1*I,1+4*I,-1*I,0,-1*I,0])},x.emboss=function(N){const I=N||1;x.convolution.call(this,[-2*I,-1*I,0,-1*I,1,1*I,0,1*I,2*I])},x.blur=function(N){const I=N/7/o,C=N/7/c,O=w(x.blur.SHADER);p.uniform2f(O.uniform.px,0,C),y(b.INTERMEDIATE),p.uniform2f(O.uniform.px,I,0),y()},x.blur.SHADER=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","uniform vec2 px;","void main(void) {","gl_FragColor = vec4(0.0);","gl_FragColor += texture2D(texture, vUv + vec2(-7.0*px.x, -7.0*px.y))*0.0044299121055113265;","gl_FragColor += texture2D(texture, vUv + vec2(-6.0*px.x, -6.0*px.y))*0.00895781211794;","gl_FragColor += texture2D(texture, vUv + vec2(-5.0*px.x, -5.0*px.y))*0.0215963866053;","gl_FragColor += texture2D(texture, vUv + vec2(-4.0*px.x, -4.0*px.y))*0.0443683338718;","gl_FragColor += texture2D(texture, vUv + vec2(-3.0*px.x, -3.0*px.y))*0.0776744219933;","gl_FragColor += texture2D(texture, vUv + vec2(-2.0*px.x, -2.0*px.y))*0.115876621105;","gl_FragColor += texture2D(texture, vUv + vec2(-1.0*px.x, -1.0*px.y))*0.147308056121;","gl_FragColor += texture2D(texture, vUv                             )*0.159576912161;","gl_FragColor += texture2D(texture, vUv + vec2( 1.0*px.x,  1.0*px.y))*0.147308056121;","gl_FragColor += texture2D(texture, vUv + vec2( 2.0*px.x,  2.0*px.y))*0.115876621105;","gl_FragColor += texture2D(texture, vUv + vec2( 3.0*px.x,  3.0*px.y))*0.0776744219933;","gl_FragColor += texture2D(texture, vUv + vec2( 4.0*px.x,  4.0*px.y))*0.0443683338718;","gl_FragColor += texture2D(texture, vUv + vec2( 5.0*px.x,  5.0*px.y))*0.0215963866053;","gl_FragColor += texture2D(texture, vUv + vec2( 6.0*px.x,  6.0*px.y))*0.00895781211794;","gl_FragColor += texture2D(texture, vUv + vec2( 7.0*px.x,  7.0*px.y))*0.0044299121055113265;","}"].join(`
`),x.pixelate=function(N){const I=N/o,C=N/c,O=w(x.pixelate.SHADER);p.uniform2f(O.uniform.size,I,C),y()},x.pixelate.SHADER=["precision highp float;","varying vec2 vUv;","uniform vec2 size;","uniform sampler2D texture;","vec2 pixelate(vec2 coord, vec2 size) {","return floor( coord / size ) * size;","}","void main(void) {","gl_FragColor = vec4(0.0);","vec2 coord = pixelate(vUv, size);","gl_FragColor += texture2D(texture, coord);","}"].join(`
`)};HS.Canvas=rG}),GS=we(qS=>{const Ms=zt(),iG=VS();let wt=null,$t=null;function aG(n,t){let e;if(n instanceof Ms.Tensor)e=Ms.clone(n);else{const r=n.naturalWidth||n.videoWidth||n.width||n.shape&&n.shape[1]>0,i=n.naturalHeight||n.videoHeight||n.height||n.shape&&n.shape[2]>0;let a=r,s=i;t.filter.width>0?a=t.filter.width:t.filter.height>0&&(a=r*(t.filter.height/i)),t.filter.height>0?s=t.filter.height:t.filter.width>0&&(s=i*(t.filter.width/r)),(!wt||wt.width!==a||wt.height!==s)&&(wt=typeof OffscreenCanvas!="undefined"?new OffscreenCanvas(a,s):document.createElement("canvas"),wt.width!==a&&(wt.width=a),wt.height!==s&&(wt.height=s));const o=wt.getContext("2d");n instanceof ImageData?o.putImageData(n,0,0):o.drawImage(n,0,0,r,i,0,0,wt.width,wt.height),t.filter.enabled&&((!this.fx||!$t||wt.width!==$t.width||wt.height!==$t.height)&&($t=typeof OffscreenCanvas!="undefined"?new OffscreenCanvas(wt.width,wt.height):document.createElement("canvas"),$t.width!==wt.width&&($t.width=wt.width),$t.height!==wt.height&&($t.height=wt.height),this.fx=Ms.ENV.flags.IS_BROWSER?new iG.Canvas({canvas:$t}):null),this.fx.reset(),this.fx.addFilter("brightness",t.filter.brightness),t.filter.contrast!==0&&this.fx.addFilter("contrast",t.filter.contrast),t.filter.sharpness!==0&&this.fx.addFilter("sharpen",t.filter.sharpness),t.filter.blur!==0&&this.fx.addFilter("blur",t.filter.blur),t.filter.saturation!==0&&this.fx.addFilter("saturation",t.filter.saturation),t.filter.hue!==0&&this.fx.addFilter("hue",t.filter.hue),t.filter.negative&&this.fx.addFilter("negative"),t.filter.sepia&&this.fx.addFilter("sepia"),t.filter.vintage&&this.fx.addFilter("brownie"),t.filter.sepia&&this.fx.addFilter("sepia"),t.filter.kodachrome&&this.fx.addFilter("kodachrome"),t.filter.technicolor&&this.fx.addFilter("technicolor"),t.filter.polaroid&&this.fx.addFilter("polaroid"),t.filter.pixelate!==0&&this.fx.addFilter("pixelate",t.filter.pixelate),this.fx.apply(wt)),$t||($t=wt);let c;if(t.backend==="webgl"||$t instanceof ImageData)c=Ms.browser.fromPixels($t);else{const u=typeof OffscreenCanvas!="undefined"?new OffscreenCanvas(a,s):document.createElement("canvas");u.width=a,u.height=s;const h=u.getContext("2d");h.drawImage($t,0,0);const d=h.getImageData(0,0,a,s);c=Ms.browser.fromPixels(d)}const l=c.toFloat();e=l.expandDims(0),c.dispose(),l.dispose()}return{tensor:e,canvas:t.filter.return?$t:null}}qS.process=aG}),YS=we(sG=>{Di(sG,{default:()=>oG});var oG={backend:"webgl",console:!0,async:!0,profile:!1,deallocate:!1,scoped:!1,videoOptimized:!0,filter:{enabled:!0,width:0,height:0,return:!0,brightness:0,contrast:0,sharpness:0,blur:0,saturation:0,hue:0,negative:!1,sepia:!1,vintage:!1,kodachrome:!1,technicolor:!1,polaroid:!1,pixelate:0},gesture:{enabled:!0},face:{enabled:!0,detector:{modelPath:"../models/blazeface-back.json",inputSize:256,maxFaces:10,skipFrames:15,minConfidence:.1,iouThreshold:.1,scoreThreshold:.2},mesh:{enabled:!0,modelPath:"../models/facemesh.json",inputSize:192},iris:{enabled:!0,modelPath:"../models/iris.json",inputSize:64},age:{enabled:!0,modelPath:"../models/age-ssrnet-imdb.json",inputSize:64,skipFrames:15},gender:{enabled:!0,minConfidence:.1,modelPath:"../models/gender-ssrnet-imdb.json",inputSize:64,skipFrames:15},emotion:{enabled:!0,inputSize:64,minConfidence:.2,skipFrames:15,modelPath:"../models/emotion-large.json"}},body:{enabled:!0,modelPath:"../models/posenet.json",inputSize:257,maxDetections:10,scoreThreshold:.8,nmsRadius:20},hand:{enabled:!0,inputSize:256,skipFrames:15,minConfidence:.5,iouThreshold:.1,scoreThreshold:.8,maxHands:1,landmarks:!0,detector:{modelPath:"../models/handdetect.json"},skeleton:{modelPath:"../models/handskeleton.json"}}}}),KS=we((sY,jS)=>{jS.exports={name:"@vladmandic/human",version:"0.8.3",description:"human: 3D Face Detection, Body Pose, Hand & Finger Tracking, Iris Tracking, Age & Gender Prediction, Emotion Prediction & Gesture Recognition",sideEffects:!1,main:"dist/human.node.js",module:"dist/human.esm.js",browser:"dist/human.esm.js",author:"Vladimir Mandic <mandic00@live.com>",bugs:{url:"https://github.com/vladmandic/human/issues"},homepage:"https://github.com/vladmandic/human#readme",license:"MIT",engines:{node:">=14.0.0"},repository:{type:"git",url:"git+https://github.com/vladmandic/human.git"},dependencies:{},peerDependencies:{},devDependencies:{"@tensorflow/tfjs":"^2.7.0","@tensorflow/tfjs-node":"^2.7.0","@vladmandic/pilogger":"^0.2.7",chokidar:"^3.4.3",dayjs:"^1.9.5",esbuild:"^0.7.22",eslint:"^7.13.0","eslint-config-airbnb-base":"^14.2.1","eslint-plugin-import":"^2.22.1","eslint-plugin-json":"^2.1.2","eslint-plugin-node":"^11.1.0","eslint-plugin-promise":"^4.2.1",rimraf:"^3.0.2",seedrandom:"^3.0.5","simple-git":"^2.21.0"},scripts:{start:"node --trace-warnings --unhandled-rejections=strict --trace-uncaught --no-deprecation src/node.js",lint:"eslint src/*.js demo/*.js",dev:"npm install && node --trace-warnings --unhandled-rejections=strict --trace-uncaught --no-deprecation dev-server/dev-server.js",changelog:"node dev-server/changelog.js","build-iife":"esbuild --bundle --minify --platform=browser --sourcemap --target=es2018 --format=iife --external:fs --global-name=Human --metafile=dist/human.json --outfile=dist/human.js src/human.js","build-esm-bundle":"esbuild --bundle --minify --platform=browser --sourcemap --target=es2018 --format=esm --external:fs --metafile=dist/human.esm.json --outfile=dist/human.esm.js src/human.js","build-esm-nobundle":"esbuild --bundle --minify --platform=browser --sourcemap --target=es2018 --format=esm --external:@tensorflow --external:fs --metafile=dist/human.esm-nobundle.json --outfile=dist/human.esm-nobundle.js src/human.js","build-node":"esbuild --bundle --minify --platform=node --sourcemap --target=es2018 --format=cjs --metafile=dist/human.node.json --outfile=dist/human.node.js src/human.js","build-node-nobundle":"esbuild --bundle --minify --platform=node --sourcemap --target=es2018 --format=cjs --external:@tensorflow --metafile=dist/human.node.json --outfile=dist/human.node-nobundle.js src/human.js","build-demo":"esbuild --bundle --log-level=error --platform=browser --sourcemap --target=es2018 --format=esm --external:fs --metafile=dist/demo-browser-index.json --outfile=dist/demo-browser-index.js demo/browser.js",build:"rimraf dist/* && npm run build-iife && npm run build-esm-bundle && npm run build-esm-nobundle && npm run build-node && npm run build-node-nobundle && npm run build-demo && npm run changelog",update:"npm update --depth 20 --force && npm dedupe && npm prune && npm audit"},keywords:["tensorflowjs","face-detection","face-geometry","body-tracking","hand-tracking","iris-tracking","age-estimation","emotion-detection","gender-prediction","gesture-recognition"]}});Di(exports,{default:()=>pG});const Xt=zt(),Of=Yx(),Hs=Kx(),Vs=$x(),qs=Jx(),Ef=SS(),Df=PS(),kf=MS(),cG=GS(),lG=ks(),uG=YS().default,hG=KS(),dG={face:{detector:{skipFrames:0},age:{skipFrames:0},gender:{skipFrames:0},emotion:{skipFrames:0}},hand:{skipFrames:0}},ut=()=>typeof performance!="undefined"?performance.now():parseInt(Number(process.hrtime.bigint())/1e3/1e3);function Gs(...n){const t=e=>e&&typeof e=="object";return n.reduce((e,r)=>(Object.keys(r||{}).forEach(i=>{const a=e[i],s=r[i];Array.isArray(a)&&Array.isArray(s)?e[i]=a.concat(...s):t(a)&&t(s)?e[i]=Gs(a,s):e[i]=s}),e),{})}class pG{constructor(n={}){this.tf=Xt,this.version=hG.version,this.config=Gs(uG,n),this.fx=null,this.state="idle",this.numTensors=0,this.analyzeMemoryLeaks=!1,this.checkSanity=!1,this.firstRun=!0,this.perf={},this.models={facemesh:null,posenet:null,handpose:null,iris:null,age:null,gender:null,emotion:null},this.facemesh=Of,this.age=Hs,this.gender=Vs,this.emotion=qs,this.body=Ef,this.hand=Df}log(...n){n&&this.config.console&&console.log("Human:",...n)}profile(){return this.config.profile?lG.data:{}}analyze(...n){if(!this.analyzeMemoryLeaks)return;const t=Xt.engine().state.numTensors,e=this.numTensors;this.numTensors=t;const r=t-e;r!==0&&this.log(...n,r)}sanity(n){if(!this.checkSanity)return null;if(!n)return"input is not defined";if(Xt.ENV.flags.IS_NODE&&!(n instanceof Xt.Tensor))return"input must be a tensor";try{Xt.getBackend()}catch(t){return"backend not loaded"}return null}async load(n){this.state="load";const t=ut();n&&(this.config=Gs(this.config,n)),this.firstRun&&(this.checkBackend(!0),this.log(`version: ${this.version} TensorFlow/JS version: ${Xt.version_core}`),this.log("configuration:",this.config),this.log("flags:",Xt.ENV.flags),this.firstRun=!1),this.config.async?[this.models.age,this.models.gender,this.models.emotion,this.models.facemesh,this.models.posenet,this.models.handpose]=await Promise.all([this.models.age||Hs.load(this.config),this.models.gender||Vs.load(this.config),this.models.emotion||qs.load(this.config),this.models.facemesh||Of.load(this.config.face),this.models.posenet||Ef.load(this.config),this.models.handpose||Df.load(this.config.hand)]):(this.config.face.enabled&&!this.models.facemesh&&(this.models.facemesh=await Of.load(this.config.face)),this.config.body.enabled&&!this.models.posenet&&(this.models.posenet=await Ef.load(this.config)),this.config.hand.enabled&&!this.models.handpose&&(this.models.handpose=await Df.load(this.config.hand)),this.config.face.enabled&&this.config.face.age.enabled&&!this.models.age&&(this.models.age=await Hs.load(this.config)),this.config.face.enabled&&this.config.face.gender.enabled&&!this.models.gender&&(this.models.gender=await Vs.load(this.config)),this.config.face.enabled&&this.config.face.emotion.enabled&&!this.models.emotion&&(this.models.emotion=await qs.load(this.config)));const e=Math.trunc(ut()-t);e>(this.perf.load||0)&&(this.perf.load=e)}async checkBackend(n){const t=ut();(this.config.backend&&this.config.backend!==""&&n||Xt.getBackend()!==this.config.backend)&&(this.state="backend",this.log("setting backend:",this.config.backend),await Xt.setBackend(this.config.backend),Xt.enableProdMode(),this.config.backend==="webgl"&&(this.config.deallocate&&(this.log("Changing WebGL: WEBGL_DELETE_TEXTURE_THRESHOLD:",this.config.deallocate),Xt.ENV.set("WEBGL_DELETE_TEXTURE_THRESHOLD",this.config.deallocate?0:-1)),Xt.ENV.set("WEBGL_PACK_DEPTHWISECONV",!0)),await Xt.ready());const e=Math.trunc(ut()-t);e>(this.perf.backend||0)&&(this.perf.backend=e)}async detectFace(n){let t,e,r,i;const a=[];this.state="run:face",t=ut();const s=await this.models.facemesh.estimateFaces(n,this.config.face);this.perf.face=Math.trunc(ut()-t);for(const o of s){if(this.analyze("Get Face"),!o.image||o.image.isDisposedInternal){this.log("Face object is disposed:",o.image);continue}this.analyze("Start Age:"),this.config.async?e=this.config.face.age.enabled?Hs.predict(o.image,this.config):{}:(this.state="run:age",t=ut(),e=this.config.face.age.enabled?await Hs.predict(o.image,this.config):{},this.perf.age=Math.trunc(ut()-t)),this.analyze("Start Gender:"),this.config.async?r=this.config.face.gender.enabled?Vs.predict(o.image,this.config):{}:(this.state="run:gender",t=ut(),r=this.config.face.gender.enabled?await Vs.predict(o.image,this.config):{},this.perf.gender=Math.trunc(ut()-t)),this.analyze("Start Emotion:"),this.config.async?i=this.config.face.emotion.enabled?qs.predict(o.image,this.config):{}:(this.state="run:emotion",t=ut(),i=this.config.face.emotion.enabled?await qs.predict(o.image,this.config):{},this.perf.emotion=Math.trunc(ut()-t)),this.analyze("End Emotion:"),this.config.async&&([e,r,i]=await Promise.all([e,r,i])),this.analyze("Finish Face:"),o.image.dispose();const c=o.annotations.leftEyeIris&&o.annotations.rightEyeIris?11.7*Math.max(Math.abs(o.annotations.leftEyeIris[3][0]-o.annotations.leftEyeIris[1][0]),Math.abs(o.annotations.rightEyeIris[4][1]-o.annotations.rightEyeIris[2][1])):0;a.push({confidence:o.confidence,box:o.box,mesh:o.mesh,annotations:o.annotations,age:e.age,gender:r.gender,genderConfidence:r.confidence,emotion:i,iris:c!==0?Math.trunc(c)/100:0}),this.analyze("End Face")}return this.analyze("End FaceMesh:"),this.config.async&&(this.perf.face&&delete this.perf.face,this.perf.age&&delete this.perf.age,this.perf.gender&&delete this.perf.gender,this.perf.emotion&&delete this.perf.emotion),a}async detect(n,t={}){this.state="config";let e;this.config=Gs(this.config,t),this.config.videoOptimized||(this.config=Gs(this.config,dG)),this.state="check";const r=this.sanity(n);return r?(this.log(r,n),{error:r}):new Promise(async i=>{let a,s,o;const c=ut();await this.checkBackend(),await this.load(),this.config.scoped&&Xt.engine().startScope(),this.analyze("Start Scope:"),e=ut();const l=cG.process(n,this.config);this.perf.image=Math.trunc(ut()-e),this.analyze("Get Image:"),this.config.async?(o=this.config.face.enabled?this.detectFace(l.tensor):[],this.perf.face&&delete this.perf.face):(this.state="run:face",e=ut(),o=this.config.face.enabled?await this.detectFace(l.tensor):[],this.perf.face=Math.trunc(ut()-e)),this.analyze("Start Body:"),this.config.async?(a=this.config.body.enabled?this.models.posenet.estimatePoses(l.tensor,this.config):[],this.perf.body&&delete this.perf.body):(this.state="run:body",e=ut(),a=this.config.body.enabled?await this.models.posenet.estimatePoses(l.tensor,this.config):[],this.perf.body=Math.trunc(ut()-e)),this.analyze("End Body:"),this.analyze("Start Hand:"),this.config.async?(s=this.config.hand.enabled?this.models.handpose.estimateHands(l.tensor,this.config.hand):[],this.perf.hand&&delete this.perf.hand):(this.state="run:hand",e=ut(),s=this.config.hand.enabled?await this.models.handpose.estimateHands(l.tensor,this.config.hand):[],this.perf.hand=Math.trunc(ut()-e)),this.config.async&&([o,a,s]=await Promise.all([o,a,s])),l.tensor.dispose(),this.config.scoped&&Xt.engine().endScope(),this.analyze("End Scope:");let u=[];this.config.gesture.enabled&&(e=ut(),u={body:kf.body(a),hand:kf.hand(s),face:kf.face(o)},this.config.async?this.perf.gesture&&delete this.perf.gesture:this.perf.gesture=Math.trunc(ut()-e)),this.perf.total=Math.trunc(ut()-c),this.state="idle",i({face:o,body:a,hand:s,gesture:u,performance:this.perf,canvas:l.canvas})})}}
/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0

THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.

See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
/**
 * @license
 * Copyright 2017 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */
/**
 * @license
 * Copyright 2018 Google LLC
 *
 * Use of this source code is governed by an MIT-style
 * license that can be found in the LICENSE file or at
 * https://opensource.org/licenses/MIT.
 * =============================================================================
 */
/**
 * @license
 * Copyright 2018 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * =============================================================================
 */
/**
 * @license
 * Copyright 2018 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */
/**
 * @license
 * Copyright 2019 Google LLC
 *
 * Use of this source code is governed by an MIT-style
 * license that can be found in the LICENSE file or at
 * https://opensource.org/licenses/MIT.
 * =============================================================================
 */
/**
 * @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * =============================================================================
 */
/**
 * @license
 * Copyright 2019 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */
/**
 * @license
 * Copyright 2020 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */
/**
 * @license
 * Copyright 2020 Google LLC
 *
 * Use of this source code is governed by an MIT-style
 * license that can be found in the LICENSE file or at
 * https://opensource.org/licenses/MIT.
 * =============================================================================
 */
/**
 * @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */
/**
 * @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */
/**
 * @license
 * Copyright 2020 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the License);
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an AS IS BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */
/**
* @license
* Copyright 2018 Google LLC. All Rights Reserved.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* =============================================================================
*/
/** @license See the LICENSE file. */
//# sourceMappingURL=human.node.js.map