@tensorflow/tfjs-core
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Hardware-accelerated JavaScript library for machine intelligence
42 lines • 1.58 kB
JavaScript
/**
* @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 { makeZerosTypedArray, sizeFromShape } from '../util';
import { complex } from './complex';
/**
* Creates a `tf.Tensor` with all elements set to 0.
*
* ```js
* tf.zeros([2, 2]).print();
* ```
*
* @param shape An array of integers defining the output tensor shape.
* @param dtype The type of an element in the resulting tensor. Can
* be 'float32', 'int32' or 'bool'. Defaults to 'float'.
*
* @doc {heading: 'Tensors', subheading: 'Creation'}
*/
export function zeros(shape, dtype = 'float32') {
if (dtype === 'complex64') {
const real = zeros(shape, 'float32');
const imag = zeros(shape, 'float32');
return complex(real, imag);
}
const values = makeZerosTypedArray(sizeFromShape(shape), dtype);
return ENGINE.makeTensor(values, shape, dtype);
}
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