SingularValueDecomposition.java

/*******************************************************************************
 *  Copyright 2007, 2009 Jorge Villalon (jorge.villalon@uai.cl)
 *  
 *  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.
 *******************************************************************************/
package tml.vectorspace.factorisation;

import Jama.Matrix;

public class SingularValueDecomposition extends MatrixFactorisation {

	private Jama.SingularValueDecomposition svd = null;
	
	@Override
	public void process(Matrix v) {
		svd = new Jama.SingularValueDecomposition(v);
		this.decomposition = new SpaceDecomposition();
		this.decomposition.setUkdata(svd.getU().getArray());
		this.decomposition.setSkdata(svd.getS().getArray());
		this.decomposition.setVkdata(svd.getV().getArray());
	}

}