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@tensorflow/tfjs-core

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Hardware-accelerated JavaScript library for machine intelligence

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"use strict"; var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { return new (P || (P = Promise))(function (resolve, reject) { function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); } step((generator = generator.apply(thisArg, _arguments || [])).next()); }); }; var __generator = (this && this.__generator) || function (thisArg, body) { var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g; return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g; function verb(n) { return function (v) { return step([n, v]); }; } function step(op) { if (f) throw new TypeError("Generator is already executing."); while (_) try { if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t; if (y = 0, t) op = [op[0] & 2, t.value]; switch (op[0]) { case 0: case 1: t = op; break; case 4: _.label++; return { value: op[1], done: false }; case 5: _.label++; y = op[1]; op = [0]; continue; case 7: op = _.ops.pop(); _.trys.pop(); continue; default: if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; } if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; } if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; } if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; } if (t[2]) _.ops.pop(); _.trys.pop(); continue; } op = body.call(thisArg, _); } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; } if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true }; } }; Object.defineProperty(exports, "__esModule", { value: true }); var environment_1 = require("../environment"); var tensor_1 = require("../tensor"); var tensor_util_env_1 = require("../tensor_util_env"); var util = require("../util"); var axis_util_1 = require("./axis_util"); var concat_split_1 = require("./concat_split"); var operation_1 = require("./operation"); var rand_1 = require("./rand"); var tensor_ops_1 = require("./tensor_ops"); function clone_(x) { var $x = tensor_util_env_1.convertToTensor(x, 'x', 'clone', null); var der = function (dy) { return { $x: function () { return dy.toFloat(); } }; }; return environment_1.ENV.engine.runKernel(function (backend) { return tensor_1.Tensor.make($x.shape, { dataId: $x.dataId }, $x.dtype); }, { $x: $x }, der); } function eye_(numRows, numColumns, batchShape, dtype) { if (dtype === void 0) { dtype = 'float32'; } if (numColumns == null) { numColumns = numRows; } var buff = buffer([numRows, numColumns], dtype); var n = numRows <= numColumns ? numRows : numColumns; for (var i = 0; i < n; ++i) { buff.set(1, i, i); } var out = buff.toTensor().as2D(numRows, numColumns); if (batchShape == null) { return out; } else { if (batchShape.length === 1) { return exports.tile(exports.expandDims(out, 0), [batchShape[0], 1, 1]); } else if (batchShape.length === 2) { return exports.tile(exports.expandDims(exports.expandDims(out, 0), 0), [batchShape[0], batchShape[1], 1, 1]); } else if (batchShape.length === 3) { return exports.tile(exports.expandDims(exports.expandDims(exports.expandDims(out, 0), 0), 0), [batchShape[0], batchShape[1], batchShape[2], 1, 1]); } else { throw new Error("eye() currently supports only 1D and 2D " + ("batchShapes, but received " + batchShape.length + "D.")); } } } function randomNormal_(shape, mean, stdDev, dtype, seed) { if (mean === void 0) { mean = 0; } if (stdDev === void 0) { stdDev = 1; } if (dtype != null && dtype === 'bool') { throw new Error("Unsupported data type " + dtype); } var randGauss = new rand_1.MPRandGauss(mean, stdDev, dtype, false, seed); var res = buffer(shape, dtype); for (var i = 0; i < res.values.length; i++) { res.values[i] = randGauss.nextValue(); } return res.toTensor(); } function truncatedNormal_(shape, mean, stdDev, dtype, seed) { if (mean === void 0) { mean = 0; } if (stdDev === void 0) { stdDev = 1; } if (dtype != null && dtype === 'bool') { throw new Error("Unsupported data type " + dtype); } var randGauss = new rand_1.MPRandGauss(mean, stdDev, dtype, true, seed); var res = buffer(shape, dtype); for (var i = 0; i < res.values.length; i++) { res.values[i] = randGauss.nextValue(); } return res.toTensor(); } function randomUniform_(shape, minval, maxval, dtype) { if (minval === void 0) { minval = 0; } if (maxval === void 0) { maxval = 1; } if (dtype === void 0) { dtype = 'float32'; } var res = buffer(shape, dtype); for (var i = 0; i < res.values.length; i++) { res.values[i] = util.randUniform(minval, maxval); } return res.toTensor(); } function rand_(shape, randFunction, dtype) { var size = util.sizeFromShape(shape); var values = null; if (dtype == null || dtype === 'float32') { values = new Float32Array(size); } else if (dtype === 'int32') { values = new Int32Array(size); } else if (dtype === 'bool') { values = new Uint8Array(size); } else { throw new Error("Unknown data type " + dtype); } for (var i = 0; i < size; i++) { values[i] = randFunction(); } return tensor_1.Tensor.make(shape, { values: values }, dtype); } function multinomial_(logits, numSamples, seed, normalized) { if (normalized === void 0) { normalized = false; } var $logits = tensor_util_env_1.convertToTensor(logits, 'logits', 'multinomial'); var numOutcomes = $logits.size; var origRank = $logits.rank; if (numOutcomes < 2) { throw new Error("Error in multinomial: you need at least 2 outcomes, but got " + (numOutcomes + ".")); } if (origRank > 2) { throw new Error("Rank of probabilities must be 1 or 2, but is " + origRank); } seed = seed || Math.random(); var logits2D = origRank === 1 ? $logits.as2D(1, -1) : $logits; var res = environment_1.ENV.engine.runKernel(function (backend) { return backend.multinomial(logits2D, normalized, numSamples, seed); }, { logits2D: logits2D }); return origRank === 1 ? res.as1D() : res; } function oneHot_(indices, depth, onValue, offValue) { if (onValue === void 0) { onValue = 1; } if (offValue === void 0) { offValue = 0; } if (depth < 2) { throw new Error("Error in oneHot: depth must be >=2, but it is " + depth); } var $indices = tensor_util_env_1.convertToTensor(indices, 'indices', 'oneHot', 'int32'); var outShape = $indices.shape.concat([depth]); $indices = $indices.flatten(); var grad = function (dy) { return { $indices: function () { return tensor_ops_1.zeros($indices.shape, 'float32'); } }; }; var result = environment_1.ENV.engine.runKernel(function (backend) { return backend.oneHot($indices, depth, onValue, offValue); }, { $indices: $indices }, grad); return result.reshape(outShape); } function fromPixels_(pixels, numChannels) { if (numChannels === void 0) { numChannels = 3; } if (numChannels > 4) { throw new Error('Cannot construct Tensor with more than 4 channels from pixels.'); } return environment_1.ENV.engine.fromPixels(pixels, numChannels); } function toPixels(img, canvas) { return __awaiter(this, void 0, void 0, function () { var $img, _a, height, width, depth, minTensor, maxTensor, min, max, data, multiplier, bytes, i, r, g, b, a, j, ctx, imageData; return __generator(this, function (_b) { switch (_b.label) { case 0: $img = tensor_util_env_1.convertToTensor(img, 'img', 'toPixels'); if (!(img instanceof tensor_1.Tensor)) { $img = $img.toInt(); } if ($img.rank !== 2 && $img.rank !== 3) { throw new Error("toPixels only supports rank 2 or 3 tensors, got rank " + $img.rank + "."); } _a = $img.shape.slice(0, 2), height = _a[0], width = _a[1]; depth = $img.rank === 2 ? 1 : $img.shape[2]; if (depth > 4 || depth === 2) { throw new Error("toPixels only supports depth of size " + ("1, 3 or 4 but got " + depth)); } minTensor = $img.min(); maxTensor = $img.max(); return [4, minTensor.data()]; case 1: min = (_b.sent())[0]; return [4, maxTensor.data()]; case 2: max = (_b.sent())[0]; minTensor.dispose(); maxTensor.dispose(); if ($img.dtype === 'float32') { if (min < 0 || max > 1) { throw new Error("Tensor values for a float32 Tensor must be in the " + ("range [0 - 1] but got range [" + min + " - " + max + "].")); } } else if ($img.dtype === 'int32') { if (min < 0 || max > 255) { throw new Error("Tensor values for a int32 Tensor must be in the " + ("range [0 - 255] but got range [" + min + " - " + max + "].")); } } else { throw new Error("Unsupported type for toPixels: " + $img.dtype + "." + " Please use float32 or int32 tensors."); } return [4, $img.data()]; case 3: data = _b.sent(); multiplier = $img.dtype === 'float32' ? 255 : 1; bytes = new Uint8ClampedArray(width * height * 4); for (i = 0; i < height * width; ++i) { r = void 0, g = void 0, b = void 0, a = void 0; if (depth === 1) { r = data[i] * multiplier; g = data[i] * multiplier; b = data[i] * multiplier; a = 255; } else if (depth === 3) { r = data[i * 3] * multiplier; g = data[i * 3 + 1] * multiplier; b = data[i * 3 + 2] * multiplier; a = 255; } else if (depth === 4) { r = data[i * 4] * multiplier; g = data[i * 4 + 1] * multiplier; b = data[i * 4 + 2] * multiplier; a = data[i * 4 + 3] * multiplier; } j = i * 4; bytes[j + 0] = Math.round(r); bytes[j + 1] = Math.round(g); bytes[j + 2] = Math.round(b); bytes[j + 3] = Math.round(a); } if (canvas != null) { canvas.width = width; canvas.height = height; ctx = canvas.getContext('2d'); imageData = new ImageData(bytes, width, height); ctx.putImageData(imageData, 0, 0); } if ($img !== img) { $img.dispose(); } return [2, bytes]; } }); }); } exports.toPixels = toPixels; function reshape_(x, shape) { var $x = tensor_util_env_1.convertToTensor(x, 'x', 'reshape', null); shape = util.inferFromImplicitShape(shape, $x.size); util.assert($x.size === util.sizeFromShape(shape), 'new shape and old shape must have the same number of elements.'); var grad = function (dy) { return { $x: function () { return dy.reshape($x.shape); } }; }; return environment_1.ENV.engine.runKernel(function (backend) { return backend.reshape($x, shape); }, { $x: $x }, grad); } function squeeze_(x, axis) { var $x = tensor_util_env_1.convertToTensor(x, 'x', 'squeeze'); return exports.reshape($x, util.squeezeShape($x.shape, axis).newShape); } function cast_(x, dtype) { var $x = tensor_util_env_1.convertToTensor(x, 'x', 'cast'); var grad = function (dy) { return { $x: function () { return dy.clone(); } }; }; return environment_1.ENV.engine.runKernel(function (backend) { return backend.cast($x, dtype); }, { $x: $x }, grad); } function tile_(x, reps) { var $x = tensor_util_env_1.convertToTensor(x, 'x', 'tile'); util.assert($x.rank === reps.length, "Error in transpose: rank of input " + $x.rank + " " + ("must match length of reps " + reps + ".")); var grad = function (dy) { var derX = function () { var xGrad = tensor_ops_1.zerosLike($x); if ($x.rank === 1) { for (var i = 0; i < reps[0]; ++i) { xGrad = xGrad.add(dy.slice([i * $x.shape[0]], [$x.shape[0]])); } } else if ($x.rank === 2) { for (var i = 0; i < reps[0]; ++i) { for (var j = 0; j < reps[1]; ++j) { xGrad = xGrad.add(dy.slice([i * $x.shape[0], j * $x.shape[1]], [$x.shape[0], $x.shape[1]])); } } } else if ($x.rank === 3) { for (var i = 0; i < reps[0]; ++i) { for (var j = 0; j < reps[1]; ++j) { for (var k = 0; k < reps[2]; ++k) { xGrad = xGrad.add(dy.slice([i * $x.shape[0], j * $x.shape[1], k * $x.shape[2]], [$x.shape[0], $x.shape[1], $x.shape[2]])); } } } } else if ($x.rank === 4) { for (var i = 0; i < reps[0]; ++i) { for (var j = 0; j < reps[1]; ++j) { for (var k = 0; k < reps[2]; ++k) { for (var l = 0; l < reps[3]; ++l) { xGrad = xGrad.add(dy.slice([ i * $x.shape[0], j * $x.shape[1], k * $x.shape[2], l * $x.shape[3] ], [$x.shape[0], $x.shape[1], $x.shape[2], $x.shape[3]])); } } } } } else { throw new Error("Gradient for tile operation is not implemented for rank-" + ($x.rank + " tensors yet.")); } return xGrad; }; return { $x: derX }; }; return environment_1.ENV.engine.runKernel(function (backend) { return backend.tile($x, reps); }, { $x: $x }, grad); } function pad1d_(x, paddings, constantValue) { if (constantValue === void 0) { constantValue = 0; } util.assert(paddings.length === 2, 'Invalid number of paddings. Must be length of 2.'); return exports.pad(x, [paddings], constantValue); } function pad2d_(x, paddings, constantValue) { if (constantValue === void 0) { constantValue = 0; } util.assert(paddings.length === 2 && paddings[0].length === 2 && paddings[1].length === 2, 'Invalid number of paddings. Must be length of 2 each.'); return exports.pad(x, paddings, constantValue); } function pad3d_(x, paddings, constantValue) { if (constantValue === void 0) { constantValue = 0; } util.assert(paddings.length === 3 && paddings[0].length === 2 && paddings[1].length === 2 && paddings[2].length === 2, 'Invalid number of paddings. Must be length of 2 each.'); return exports.pad(x, paddings, constantValue); } function pad4d_(x, paddings, constantValue) { if (constantValue === void 0) { constantValue = 0; } util.assert(paddings.length === 4 && paddings[0].length === 2 && paddings[1].length === 2 && paddings[2].length === 2 && paddings[3].length === 2, 'Invalid number of paddings. Must be length of 2 each.'); return exports.pad(x, paddings, constantValue); } function pad_(x, paddings, constantValue) { if (constantValue === void 0) { constantValue = 0; } var $x = tensor_util_env_1.convertToTensor(x, 'x', 'pad'); if ($x.rank === 0) { throw new Error('pad(scalar) is not defined. Pass non-scalar to pad'); } var begin = paddings.map(function (p) { return p[0]; }); var grad = function (dy) { return { $x: function () { return dy.slice(begin, $x.shape); } }; }; return environment_1.ENV.engine.runKernel(function (backend) { return backend.pad($x, paddings, constantValue); }, { $x: $x }, grad); } function stack_(tensors, axis) { if (axis === void 0) { axis = 0; } var $tensors = tensor_util_env_1.convertToTensorArray(tensors, 'tensors', 'stack'); util.assert($tensors.length >= 1, 'Pass at least one tensor to tf.stack'); if ($tensors.length === 1) { return $tensors[0].expandDims(axis); } var rank = $tensors[0].rank; var shape = $tensors[0].shape; var dtype = $tensors[0].dtype; util.assert(axis <= rank, 'Axis must be <= rank of the tensor'); $tensors.forEach(function (t) { util.assertShapesMatch(shape, t.shape, 'All tensors passed to stack must have matching shapes'); }); $tensors.forEach(function (t) { util.assert(dtype === t.dtype, 'All tensors passed to stack must have matching dtypes'); }); var expandedTensors = $tensors.map(function (t) { return t.expandDims(axis); }); return concat_split_1.concat(expandedTensors, axis); } function batchToSpaceND_(x, blockShape, crops) { var $x = tensor_util_env_1.convertToTensor(x, 'x', 'batchToSpaceND'); var prod = blockShape.reduce(function (a, b) { return a * b; }); util.assert($x.rank >= 1 + blockShape.length, "input rank is " + $x.rank + " but should be > than blockShape.length " + blockShape.length); util.assert(crops.length === blockShape.length, "crops.length is " + crops.length + " but should be equal to blockShape.length " + blockShape.length); util.assert($x.shape[0] % prod === 0, "input tensor batch is " + $x.shape[0] + " but is not divisible by the product of " + ("the elements of blockShape " + blockShape.join(' * ') + " === " + prod)); var grad = function (dy) { return { $x: function () { return dy.spaceToBatchND(blockShape, crops); } }; }; return environment_1.ENV.engine.runKernel(function (backend) { return backend.batchToSpaceND($x, blockShape, crops); }, { $x: $x }, grad); } function spaceToBatchND_(x, blockShape, paddings) { var $x = tensor_util_env_1.convertToTensor(x, 'x', 'spaceToBatchND'); util.assert($x.rank >= 1 + blockShape.length, "input rank " + $x.rank + " should be > than [blockShape] " + blockShape.length); util.assert(paddings.length === blockShape.length, "paddings.shape[0] " + paddings.length + " must be equal to [blockShape] " + blockShape.length); util.assert($x.shape.reduce(function (a, b, i) { if (i > 0 && i <= blockShape.length) { return a && ((b + paddings[i - 1][0] + paddings[i - 1][1]) % blockShape[i - 1] === 0); } return a; }, true), "input spatial dimensions " + $x.shape.slice(1) + " with paddings " + paddings.toString() + " must be divisible by blockShapes " + blockShape.toString()); var grad = function (dy) { return { $x: function () { return dy.batchToSpaceND(blockShape, paddings); } }; }; return environment_1.ENV.engine.runKernel(function (backend) { return backend.spaceToBatchND($x, blockShape, paddings); }, { $x: $x }, grad); } function unstack_(x, axis) { if (axis === void 0) { axis = 0; } axis = axis || 0; var $x = tensor_util_env_1.convertToTensor(x, 'x', 'unstack'); var grad = function (dy) { return { $x: function () { return exports.stack(dy, axis); } }; }; return environment_1.ENV.engine.runKernel(function (backend) { return backend.unstack($x, axis); }, { $x: $x }, grad); } function cumsum_(x, axis, exclusive, reverse) { if (axis === void 0) { axis = 0; } if (exclusive === void 0) { exclusive = false; } if (reverse === void 0) { reverse = false; } var $x = tensor_util_env_1.convertToTensor(x, 'x', 'cumsum'); axis = axis | 0; var permutation = axis_util_1.getAxesPermutation([axis], $x.rank); var permutedX = $x; if (permutation != null) { permutedX = $x.transpose(permutation); } var permutedAxis = axis_util_1.getInnerMostAxes(1, $x.rank)[0]; var grad = function (dy) { return { permutedX: function () { return dy.cumsum(axis, exclusive, !reverse); } }; }; var value = environment_1.ENV.engine.runKernel(function (backend) { return backend.cumsum(permutedX, permutedAxis, exclusive, reverse); }, { permutedX: permutedX }, grad); if (permutation != null) { value = value.transpose(permutation); } return value; } function expandDims_(x, axis) { if (axis === void 0) { axis = 0; } var $x = tensor_util_env_1.convertToTensor(x, 'x', 'expandDims'); util.assert(axis <= $x.rank, 'Axis must be <= rank of the tensor'); var newShape = $x.shape.slice(); if (axis < 0) { util.assert(-($x.rank + 1) <= axis, "Axis must be in the interval [" + -($x.rank + 1) + ", " + $x.rank + "]"); axis = $x.rank + axis + 1; } newShape.splice(axis, 0, 1); return exports.reshape($x, newShape); } function depthToSpace_(x, blockSize, dataFormat) { if (dataFormat === void 0) { dataFormat = 'NHWC'; } var $x = tensor_util_env_1.convertToTensor(x, 'x', 'depthToSpace'); var inputHeight = (dataFormat === 'NHWC') ? $x.shape[1] : $x.shape[2]; var inputWidth = (dataFormat === 'NHWC') ? $x.shape[2] : $x.shape[3]; var inputDepth = (dataFormat === 'NHWC') ? $x.shape[3] : $x.shape[1]; util.assert(inputHeight * blockSize >= 0, "Negative dimension size caused by overflow when multiplying\n " + inputHeight + " and " + blockSize + " for depthToSpace with input shape\n " + $x.shape); util.assert(inputWidth * blockSize >= 0, "Negative dimension size caused by overflow when multiplying\n " + inputWidth + " and " + blockSize + " for depthToSpace with input shape\n " + $x.shape); util.assert((inputDepth % (blockSize * blockSize) === 0), "Dimension size must be evenly divisible by " + blockSize * blockSize + " but is " + inputDepth + " for depthToSpace with input shape " + $x.shape); return environment_1.ENV.engine.runKernel(function (backend) { return backend.depthToSpace($x, blockSize, dataFormat); }, { $x: $x }); } function setdiff1dAsync_(x, y) { return __awaiter(this, void 0, void 0, function () { var $x, $y, xVals, yVals, ySet, outputSize, i, buffer, indices, i, p; return __generator(this, function (_a) { switch (_a.label) { case 0: $x = tensor_util_env_1.convertToTensor(x, 'x', 'setdiff1d'); $y = tensor_util_env_1.convertToTensor(y, 'y', 'setdiff1d'); util.assert($x.dtype === $y.dtype, "x and y should have the same dtype, but got x (" + $x.dtype + ") and y (" + $y.dtype + ")."); util.assert($x.rank === 1, "x should be 1D tensor, but got x (" + $x.shape + ")."); util.assert($y.rank === 1, "y should be 1D tensor, but got y (" + $y.shape + ")."); return [4, $x.data()]; case 1: xVals = _a.sent(); return [4, $y.data()]; case 2: yVals = _a.sent(); ySet = new Set(yVals); outputSize = 0; for (i = 0; i < xVals.length; i++) { if (!ySet.has(xVals[i])) { outputSize++; } } buffer = new tensor_1.TensorBuffer([outputSize], $x.dtype); indices = new tensor_1.TensorBuffer([outputSize], 'int32'); for (i = 0, p = 0; i < xVals.length; i++) { if (!ySet.has(xVals[i])) { buffer.values[p] = xVals[i]; indices.values[p] = i; p++; } } return [2, [buffer.toTensor(), indices.toTensor()]]; } }); }); } function buffer(shape, dtype, values) { if (dtype === void 0) { dtype = 'float32'; } dtype = dtype || 'float32'; return new tensor_1.TensorBuffer(shape, dtype, values); } exports.buffer = buffer; function print(x, verbose) { if (verbose === void 0) { verbose = false; } console.log(x.toString(verbose)); } exports.print = print; exports.batchToSpaceND = operation_1.op({ batchToSpaceND_: batchToSpaceND_ }); exports.cast = operation_1.op({ cast_: cast_ }); exports.clone = operation_1.op({ clone_: clone_ }); exports.cumsum = operation_1.op({ cumsum_: cumsum_ }); exports.depthToSpace = operation_1.op({ depthToSpace_: depthToSpace_ }); exports.expandDims = operation_1.op({ expandDims_: expandDims_ }); exports.eye = operation_1.op({ eye_: eye_ }); exports.fromPixels = operation_1.op({ fromPixels_: fromPixels_ }); exports.multinomial = operation_1.op({ multinomial_: multinomial_ }); exports.oneHot = operation_1.op({ oneHot_: oneHot_ }); exports.pad = operation_1.op({ pad_: pad_ }); exports.pad1d = operation_1.op({ pad1d_: pad1d_ }); exports.pad2d = operation_1.op({ pad2d_: pad2d_ }); exports.pad3d = operation_1.op({ pad3d_: pad3d_ }); exports.pad4d = operation_1.op({ pad4d_: pad4d_ }); exports.rand = operation_1.op({ rand_: rand_ }); exports.randomNormal = operation_1.op({ randomNormal_: randomNormal_ }); exports.randomUniform = operation_1.op({ randomUniform_: randomUniform_ }); exports.reshape = operation_1.op({ reshape_: reshape_ }); exports.spaceToBatchND = operation_1.op({ spaceToBatchND_: spaceToBatchND_ }); exports.squeeze = operation_1.op({ squeeze_: squeeze_ }); exports.stack = operation_1.op({ stack_: stack_ }); exports.tile = operation_1.op({ tile_: tile_ }); exports.truncatedNormal = operation_1.op({ truncatedNormal_: truncatedNormal_ }); exports.unstack = operation_1.op({ unstack_: unstack_ }); exports.setdiff1dAsync = setdiff1dAsync_; //# sourceMappingURL=array_ops.js.map