wehub-resource-sync
61 lines
2.2 KiB
C++
61 lines
2.2 KiB
C++
/* ******************************************************************************
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*
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* See the NOTICE file distributed with this work for additional
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* information regarding copyright ownership.
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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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// @author GS <sgazeos@gmail.com>
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//
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#include <execution/Threads.h>
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#include <ops/declarable/helpers/confusion.h>
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#if NOT_EXCLUDED(OP_confusion_matrix)
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namespace sd {
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namespace ops {
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namespace helpers {
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template <typename T>
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static void _confusionFunctor(NDArray* labels, NDArray* predictions, NDArray* weights, NDArray* output) {
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ResultSet arrs = output->allTensorsAlongDimension({1});
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int lLen = labels->lengthOf();
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auto func = PRAGMA_THREADS_FOR {
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for (sd::LongType j = start; j < stop; j++) {
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auto label = labels->e<sd::LongType>(j);
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auto pred = predictions->e<sd::LongType>(j);
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T value = (weights == nullptr ? (T)1.0f : weights->e<T>(j));
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T curr = arrs.at(label)->e<T>(pred);
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arrs.at(label)->p<T>(pred, curr + value);
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}
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};
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samediff::Threads::parallel_for(func, 0, lLen);
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}
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void confusionFunctor(sd::LaunchContext* context, NDArray* labels, NDArray* predictions, NDArray* weights,
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NDArray* output) {
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auto xType = output->dataType(); // weights can be null
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BUILD_SINGLE_SELECTOR(xType, _confusionFunctor, (labels, predictions, weights, output), SD_NUMERIC_TYPES);
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}
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BUILD_SINGLE_TEMPLATE( void _confusionFunctor,
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(NDArray * labels, NDArray* predictions, NDArray* weights, NDArray* output);
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, SD_NUMERIC_TYPES);
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} // namespace helpers
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} // namespace ops
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} // namespace sd
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#endif |