@tensorflow/tfjs-core
Version:
Hardware-accelerated JavaScript library for machine intelligence
38 lines • 1.39 kB
JavaScript
/**
* @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 { Max } from '../kernel_names';
import * as util from '../util';
import { gradForMinAndMax } from './min_max_grad_util';
export const maxGradConfig = {
kernelName: Max,
inputsToSave: ['x'],
outputsToSave: [true],
gradFunc: (dy, saved, attrs) => {
const maxAttrs = attrs;
const { reductionIndices } = maxAttrs;
const x = saved[0];
const y = saved[1];
const origAxes = util.parseAxisParam(reductionIndices, x.shape);
const maxGrad = gradForMinAndMax(dy, y, x, origAxes);
return {
x: () => {
return maxGrad['x']();
}
};
}
};
//# sourceMappingURL=Max_grad.js.map