ScaledConjugateGradientFactory.java

/*
 * Encog(tm) Core v3.4 - Java Version
 * http://www.heatonresearch.com/encog/
 * https://github.com/encog/encog-java-core
 
 * Copyright 2008-2016 Heaton Research, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://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.
 *   
 * For more information on Heaton Research copyrights, licenses 
 * and trademarks visit:
 * http://www.heatonresearch.com/copyright
 */
package org.encog.ensemble.training;

import org.encog.ensemble.EnsembleTrainFactory;
import org.encog.ml.MLMethod;
import org.encog.ml.data.MLDataSet;
import org.encog.ml.train.MLTrain;
import org.encog.neural.networks.BasicNetwork;
import org.encog.neural.networks.training.propagation.scg.ScaledConjugateGradient;

public class ScaledConjugateGradientFactory implements EnsembleTrainFactory {

	private double dropoutRate = 0;
	
	@Override
	public MLTrain getTraining(MLMethod mlMethod, MLDataSet trainingData) {
		return this.getTraining(mlMethod, trainingData, this.dropoutRate);

	}

	@Override
	public MLTrain getTraining(MLMethod mlMethod, MLDataSet trainingData, double dropoutRate) {
		ScaledConjugateGradient scg = new ScaledConjugateGradient((BasicNetwork) mlMethod, trainingData);
		scg.setDroupoutRate(dropoutRate);
		return (MLTrain) scg;
	}

	@Override
	public String getLabel() {
		String l = "scg";
		if(dropoutRate > 0)
		{
			l += "-" + dropoutRate;
		}
		return l;
	}

	@Override
	public void setDropoutRate(double rate) {
		dropoutRate = rate;
	}

}