gx

chenyc

2025-02-12 ea42ff3ebee1eeb3fb29423aa848a249441db81c

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/**
 * @license
 * Copyright 2018 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 { ClipByValue } from '../kernel_names';
import { convertToTensor } from '../tensor_util_env';
import * as util from '../util';
import { fill } from './fill';
import { op } from './operation';
/**
 * Clips values element-wise. `max(min(x, clipValueMax), clipValueMin)`
 *
 * ```js
 * const x = tf.tensor1d([-1, 2, -3, 4]);
 *
 * x.clipByValue(-2, 3).print();  // or tf.clipByValue(x, -2, 3)
 * ```
 * @param x The input tensor.
 * @param clipValueMin Lower bound of range to be clipped to.
 * @param clipValueMax Upper bound of range to be clipped to.
 *
 * @doc {heading: 'Operations', subheading: 'Basic math'}
 */
function clipByValue_(x, clipValueMin, clipValueMax) {
    const $x = convertToTensor(x, 'x', 'clipByValue');
    util.assert((clipValueMin <= clipValueMax), () => `Error in clip: min (${clipValueMin}) must be ` +
        `less than or equal to max (${clipValueMax}).`);
    if (clipValueMin === clipValueMax) {
        return fill($x.shape, clipValueMin, $x.dtype);
    }
    const inputs = { x: $x };
    const attrs = { clipValueMin, clipValueMax };
    return ENGINE.runKernel(ClipByValue, inputs, attrs);
}
export const clipByValue = /* @__PURE__ */ op({ clipByValue_ });
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