org.deeplearning4j.nn.conf.Updater.java Source code

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Here is the source code for org.deeplearning4j.nn.conf.Updater.java

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/*******************************************************************************
 * Copyright (c) 2015-2018 Skymind, Inc.
 *
 * 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.
 *
 * 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.deeplearning4j.nn.conf;

import org.nd4j.linalg.learning.config.*;

/**
 *
 * All the possible different updaters
 *
 * @author Adam Gibson
 */
public enum Updater {
    SGD, ADAM, ADAMAX, ADADELTA, NESTEROVS, NADAM, ADAGRAD, RMSPROP, NONE, @Deprecated
    CUSTOM;

    public IUpdater getIUpdaterWithDefaultConfig() {
        switch (this) {
        case SGD:
            return new Sgd();
        case ADAM:
            return new Adam();
        case ADAMAX:
            return new AdaMax();
        case ADADELTA:
            return new AdaDelta();
        case NESTEROVS:
            return new Nesterovs();
        case NADAM:
            return new Nadam();
        case ADAGRAD:
            return new AdaGrad();
        case RMSPROP:
            return new RmsProp();
        case NONE:
            return new NoOp();
        case CUSTOM:
        default:
            throw new UnsupportedOperationException("Unknown or not supported updater: " + this);
        }
    }
}