73 lines
3.4 KiB
C++
73 lines
3.4 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 Yurii Shyrma (iuriish@yahoo.com)
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//
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#ifndef LIBND4J_LSTMLAYER_H
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#define LIBND4J_LSTMLAYER_H
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#include <ops/declarable/helpers/helpers.h>
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namespace sd {
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namespace ops {
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namespace helpers {
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//////////////////////////////////////////////////////////////////////////
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void ND4J_EXPORT lstmLayerCell(const NDArray* x, const NDArray* Wx, const NDArray* Wr,
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const NDArray* b, const NDArray* hI, const NDArray* cI, const NDArray* Wp,
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const std::vector<float>& params,
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NDArray* h, NDArray* c);
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//////////////////////////////////////////////////////////////////////////
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// this auxiliary ff should be running before backprop
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void ND4J_EXPORT lstmLayerCell(const NDArray* x, const NDArray* Wx, const NDArray* Wr,
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const NDArray* b, const NDArray* hI, const NDArray* cI, const NDArray* Wp,
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const std::vector<float>& params,
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NDArray* z, NDArray* a, NDArray* h, NDArray* c);
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//////////////////////////////////////////////////////////////////////////
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void ND4J_EXPORT lstmLayerCellBp(const NDArray* x, const NDArray* Wx, const NDArray* Wr, const NDArray* b, const NDArray* hI, const NDArray* cI, const NDArray* Wp,
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const NDArray* dLdh, const NDArray* dLdhL, const NDArray* dLdcL,
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const NDArray* z, const NDArray* a, const NDArray* c, const std::vector<float>& params,
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NDArray* dLdx, NDArray* dLdWx, NDArray* dLdWr, NDArray* dLdhI, NDArray* dLdcI, NDArray* dLdb, NDArray* dLdWp);
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//////////////////////////////////////////////////////////////////////////
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void ND4J_EXPORT lstmLayerTimeLoop(const NDArray* x, const NDArray* Wx, const NDArray* Wr,
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const NDArray* b, const NDArray* seqLen, const NDArray* hI, const NDArray* cI, const NDArray* Wp,
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const std::vector<float>& params,
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const bool forward,
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NDArray* h, NDArray* hL, NDArray* cL);
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//////////////////////////////////////////////////////////////////////////
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void ND4J_EXPORT lstmLayerTimeLoopBp(const NDArray* x, const NDArray* Wx, const NDArray* Wr,
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const NDArray* b, const NDArray* seqLen, NDArray* hI, NDArray* cI, const NDArray* Wp,
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const NDArray* dLdh, const NDArray* dLdhL, const NDArray* dLdcL,
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const std::vector<float>& params, const bool forward,
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NDArray* dLdx, NDArray* dLdWx, NDArray* dLdWr, NDArray* dLdb, NDArray* dLdhI, NDArray* dLdcI, NDArray* dLdWp);
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}
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}
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}
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#endif //LIBND4J_LSTMLAYER_H
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