org.nd4j.linalg.api.ops.impl.layers.recurrent.GRUBp Maven / Gradle / Ivy
/*
* ******************************************************************************
* *
* *
* * This program and the accompanying materials are made available under the
* * terms of the Apache License, Version 2.0 which is available at
* * https://www.apache.org/licenses/LICENSE-2.0.
* *
* * See the NOTICE file distributed with this work for additional
* * information regarding copyright ownership.
* * 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.
* *
* * SPDX-License-Identifier: Apache-2.0
* *****************************************************************************
*/
package org.nd4j.linalg.api.ops.impl.layers.recurrent;
import lombok.NoArgsConstructor;
import lombok.NonNull;
import org.nd4j.autodiff.samediff.SDVariable;
import org.nd4j.autodiff.samediff.SameDiff;
import org.nd4j.linalg.api.buffer.DataType;
import org.nd4j.linalg.api.ops.DynamicCustomOp;
import java.util.ArrayList;
import java.util.List;
@NoArgsConstructor
public class GRUBp extends DynamicCustomOp {
public GRUBp(@NonNull SameDiff sameDiff, @NonNull SDVariable x, @NonNull SDVariable hI, @NonNull SDVariable Wx, @NonNull SDVariable Wh, @NonNull SDVariable biases, @NonNull SDVariable dLdh) {
super(null, sameDiff, new SDVariable[]{x, hI, Wx, Wh, biases, dLdh});
}
@Override
public List calculateOutputDataTypes(List inputDataTypes) {
DataType dt = inputDataTypes.get(1);
List list = new ArrayList();
list.add(dt);
list.add(dt);
list.add(dt);
list.add(dt);
list.add(dt);
return list;
}
@Override
public String opName() {
return "gru_bp";
}
}