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82 lines
2.7 KiB
82 lines
2.7 KiB
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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#pragma once
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#include "Function.h"
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namespace paddle {
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/**
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* \brief Cross map respose normalize forward.
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* The data structure of image data is NCHW.
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*
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* \param[out] outputs output data.
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* \param[in] denoms denoms buffer.
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* \param[in] inputs input data.
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* \param[in] numSamples batch size of input image.
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* \param[in] channels number of channel.
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* \param[in] height image height.
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* \param[in] width image width.
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* \param[in] size size.
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* \param[in] scale scale.
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* \param[in] pow scale.
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*
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*/
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template <DeviceType Device>
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void CrossMapNormal(real* outputs,
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real* denoms,
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const real* inputs,
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size_t numSamples,
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size_t channels,
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size_t height,
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size_t width,
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size_t size,
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real scale,
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real pow);
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/**
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* \brief Cross map respose normalize backward.
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* The data structure of image data is NCHW.
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*
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* \param[out] inputsGrad input grad.
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* \param[in] inputsValue input value.
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* \param[out] outputsValue output value.
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* \param[out] outputsGrad output grad.
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* \param[in] denoms denoms buffer.
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* \param[in] numSamples batch size of input image.
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* \param[in] channels number of channel.
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* \param[in] height image height.
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* \param[in] width image width.
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* \param[in] size size.
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* \param[in] scale scale.
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* \param[in] pow scale.
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*
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*/
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template <DeviceType Device>
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void CrossMapNormalGrad(real* inputsGrad,
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const real* inputsValue,
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const real* outputsValue,
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const real* outputsGrad,
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const real* denoms,
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size_t numSamples,
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size_t channels,
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size_t height,
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size_t width,
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size_t size,
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real scale,
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real pow);
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} // namespace paddle
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