org.nd4j.linalg.api.ops.impl.updaters.NesterovsUpdater Maven / Gradle / Ivy
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/*
* ******************************************************************************
* *
* *
* * 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.updaters;
import lombok.NonNull;
import org.nd4j.linalg.api.ndarray.INDArray;
import org.nd4j.linalg.api.ops.DynamicCustomOp;
public class NesterovsUpdater extends DynamicCustomOp {
public NesterovsUpdater() {
//
}
public NesterovsUpdater(@NonNull INDArray gradients, @NonNull INDArray state, double lr, double momentum) {
this(gradients, state, gradients, state, lr, momentum);
}
public NesterovsUpdater(@NonNull INDArray gradients, @NonNull INDArray state, @NonNull INDArray updates, @NonNull INDArray updatedState, double lr, double momentum) {
addInputArgument(gradients, state);
addOutputArgument(updates, updatedState);
addTArgument(lr, momentum);
}
@Override
public String opName() {
return "nesterovs_updater";
}
}