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2025-06-12 7b72ac13a83764a662159d4a49b7fffb90476ecb

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/**
 * @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 { backend_util, Selu } from '@tensorflow/tfjs-core';
import { unaryKernelFunc } from '../utils/unary_utils';
const scaleAlpha = backend_util.SELU_SCALEALPHA;
const scale = backend_util.SELU_SCALE;
export const selu = unaryKernelFunc(Selu, (xi) => {
    if (xi >= 0) {
        return scale * xi;
    }
    else {
        return scaleAlpha * (Math.exp(xi) - 1);
    }
});
export const seluConfig = {
    kernelName: Selu,
    backendName: 'cpu',
    kernelFunc: selu,
};
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