/** * @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. * ============================================================================= */ import { ENGINE } from '../engine'; import { SquaredDifference } from '../kernel_names'; import { makeTypesMatch } from '../tensor_util'; import { convertToTensor } from '../tensor_util_env'; import { assertAndGetBroadcastShape } from './broadcast_util'; import { op } from './operation'; /** * Returns (a - b) * (a - b) element-wise. * Supports broadcasting. * * ```js * const a = tf.tensor1d([1, 4, 3, 16]); * const b = tf.tensor1d([1, 2, 9, 4]); * * a.squaredDifference(b).print(); // or tf.squaredDifference(a, b) * ``` * * ```js * // Broadcast squared difference a with b. * const a = tf.tensor1d([2, 4, 6, 8]); * const b = tf.scalar(5); * * a.squaredDifference(b).print(); // or tf.squaredDifference(a, b) * ``` * * @param a The first tensor. * @param b The second tensor. Must have the same type as `a`. * * @doc {heading: 'Operations', subheading: 'Arithmetic'} */ function squaredDifference_(a, b) { let $a = convertToTensor(a, 'a', 'squaredDifference'); let $b = convertToTensor(b, 'b', 'squaredDifference'); [$a, $b] = makeTypesMatch($a, $b); assertAndGetBroadcastShape($a.shape, $b.shape); const inputs = { a: $a, b: $b }; const attrs = {}; return ENGINE.runKernel(SquaredDifference, inputs, attrs); } export const squaredDifference = /* @__PURE__ */ op({ squaredDifference_ }); //# 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