face-api/build/faceRecognitionNet/residualLayer.js

37 lines
1.3 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.residualDown = exports.residual = void 0;
const tf = require("@tensorflow/tfjs-core");
const convLayer_1 = require("./convLayer");
function residual(x, params) {
let out = convLayer_1.conv(x, params.conv1);
out = convLayer_1.convNoRelu(out, params.conv2);
out = tf.add(out, x);
out = tf.relu(out);
return out;
}
exports.residual = residual;
function residualDown(x, params) {
let out = convLayer_1.convDown(x, params.conv1);
out = convLayer_1.convNoRelu(out, params.conv2);
let pooled = tf.avgPool(x, 2, 2, 'valid');
const zeros = tf.zeros(pooled.shape);
const isPad = pooled.shape[3] !== out.shape[3];
const isAdjustShape = pooled.shape[1] !== out.shape[1] || pooled.shape[2] !== out.shape[2];
if (isAdjustShape) {
const padShapeX = [...out.shape];
padShapeX[1] = 1;
const zerosW = tf.zeros(padShapeX);
out = tf.concat([out, zerosW], 1);
const padShapeY = [...out.shape];
padShapeY[2] = 1;
const zerosH = tf.zeros(padShapeY);
out = tf.concat([out, zerosH], 2);
}
pooled = isPad ? tf.concat([pooled, zeros], 3) : pooled;
out = tf.add(pooled, out);
out = tf.relu(out);
return out;
}
exports.residualDown = residualDown;
//# sourceMappingURL=residualLayer.js.map