/**
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* @license
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* Copyright 2019 Google LLC. All Rights Reserved.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* =============================================================================
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*/
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import { kernel_impls, NonMaxSuppressionV5 } from '@tensorflow/tfjs-core';
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const nonMaxSuppressionV5Impl = kernel_impls.nonMaxSuppressionV5Impl;
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import { assertNotComplex } from '../cpu_util';
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export function nonMaxSuppressionV5(args) {
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const { inputs, backend, attrs } = args;
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const { boxes, scores } = inputs;
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const { maxOutputSize, iouThreshold, scoreThreshold, softNmsSigma } = attrs;
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assertNotComplex(boxes, 'NonMaxSuppressionWithScore');
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const boxesVals = backend.data.get(boxes.dataId).values;
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const scoresVals = backend.data.get(scores.dataId).values;
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const maxOutputSizeVal = maxOutputSize;
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const iouThresholdVal = iouThreshold;
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const scoreThresholdVal = scoreThreshold;
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const softNmsSigmaVal = softNmsSigma;
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const { selectedIndices, selectedScores } = nonMaxSuppressionV5Impl(boxesVals, scoresVals, maxOutputSizeVal, iouThresholdVal, scoreThresholdVal, softNmsSigmaVal);
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return [
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backend.makeTensorInfo([selectedIndices.length], 'int32', new Int32Array(selectedIndices)),
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backend.makeTensorInfo([selectedScores.length], 'float32', new Float32Array(selectedScores))
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];
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}
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export const nonMaxSuppressionV5Config = {
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kernelName: NonMaxSuppressionV5,
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backendName: 'cpu',
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kernelFunc: nonMaxSuppressionV5
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};
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VuYzogbm9uTWF4U3VwcHJlc3Npb25WNSBhcyB1bmtub3duIGFzIEtlcm5lbEZ1bmNcbn07XG4iXX0=
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