org.nd4j.linalg.api.ops.impl.updaters.AdamUpdater Maven / Gradle / Ivy
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/*
* ******************************************************************************
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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.
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* * 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 AdamUpdater extends DynamicCustomOp {
public AdamUpdater() {
//
}
public AdamUpdater(@NonNull INDArray gradients, @NonNull INDArray stateU, @NonNull INDArray stateM, double lr, double beta1, double beta2, double epsilon, int iteration) {
this(gradients, stateU, stateM, gradients, stateU, stateM, lr, beta1, beta2, epsilon, iteration);
}
public AdamUpdater(@NonNull INDArray gradients, @NonNull INDArray stateU, @NonNull INDArray stateM, @NonNull INDArray updates, @NonNull INDArray updatedStateU, @NonNull INDArray updatedStateM, double lr, double beta1, double beta2, double epsilon, int iteration) {
addInputArgument(gradients, stateU, stateM);
addOutputArgument(updates, updatedStateU, updatedStateM);
addTArgument(lr, beta1, beta2, epsilon);
addIArgument(iteration);
}
@Override
public String opName() {
return "adam_updater";
}
}