71 lines
2.9 KiB
JavaScript
71 lines
2.9 KiB
JavaScript
import { disposeUnusedWeightTensors, extractWeightEntryFactory } from '../common';
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import { isTensor2D } from '../utils';
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function extractorsFactory(weightMap, paramMappings) {
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const extractWeightEntry = extractWeightEntryFactory(weightMap, paramMappings);
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function extractScaleLayerParams(prefix) {
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const weights = extractWeightEntry(`${prefix}/scale/weights`, 1);
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const biases = extractWeightEntry(`${prefix}/scale/biases`, 1);
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return { weights, biases };
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}
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function extractConvLayerParams(prefix) {
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const filters = extractWeightEntry(`${prefix}/conv/filters`, 4);
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const bias = extractWeightEntry(`${prefix}/conv/bias`, 1);
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const scale = extractScaleLayerParams(prefix);
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return { conv: { filters, bias }, scale };
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}
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function extractResidualLayerParams(prefix) {
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return {
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conv1: extractConvLayerParams(`${prefix}/conv1`),
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conv2: extractConvLayerParams(`${prefix}/conv2`)
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};
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}
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return {
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extractConvLayerParams,
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extractResidualLayerParams
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};
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}
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export function extractParamsFromWeigthMap(weightMap) {
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const paramMappings = [];
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const { extractConvLayerParams, extractResidualLayerParams } = extractorsFactory(weightMap, paramMappings);
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const conv32_down = extractConvLayerParams('conv32_down');
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const conv32_1 = extractResidualLayerParams('conv32_1');
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const conv32_2 = extractResidualLayerParams('conv32_2');
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const conv32_3 = extractResidualLayerParams('conv32_3');
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const conv64_down = extractResidualLayerParams('conv64_down');
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const conv64_1 = extractResidualLayerParams('conv64_1');
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const conv64_2 = extractResidualLayerParams('conv64_2');
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const conv64_3 = extractResidualLayerParams('conv64_3');
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const conv128_down = extractResidualLayerParams('conv128_down');
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const conv128_1 = extractResidualLayerParams('conv128_1');
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const conv128_2 = extractResidualLayerParams('conv128_2');
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const conv256_down = extractResidualLayerParams('conv256_down');
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const conv256_1 = extractResidualLayerParams('conv256_1');
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const conv256_2 = extractResidualLayerParams('conv256_2');
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const conv256_down_out = extractResidualLayerParams('conv256_down_out');
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const fc = weightMap['fc'];
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paramMappings.push({ originalPath: 'fc', paramPath: 'fc' });
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if (!isTensor2D(fc)) {
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throw new Error(`expected weightMap[fc] to be a Tensor2D, instead have ${fc}`);
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}
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const params = {
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conv32_down,
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conv32_1,
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conv32_2,
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conv32_3,
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conv64_down,
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conv64_1,
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conv64_2,
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conv64_3,
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conv128_down,
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conv128_1,
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conv128_2,
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conv256_down,
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conv256_1,
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conv256_2,
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conv256_down_out,
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fc
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};
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disposeUnusedWeightTensors(weightMap, paramMappings);
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return { params, paramMappings };
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}
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//# sourceMappingURL=extractParamsFromWeigthMap.js.map
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