gx
chenyc
2025-06-12 7b72ac13a83764a662159d4a49b7fffb90476ecb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
/**
 * @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 { Log } from '../kernel_names';
import { cast } from '../ops/cast';
import { div } from '../ops/div';
export const logGradConfig = {
    kernelName: Log,
    inputsToSave: ['x'],
    gradFunc: (dy, saved) => {
        const [x] = saved;
        return { x: () => div(dy, cast(x, 'float32')) };
    }
};
//# sourceMappingURL=data:application/json;base64,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