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Various clustering algorithm implementations for all primitive types including random, random forest, K-Means (Exact, Hierarchical and Approximate), ...
/**
* Copyright (c) 2011, The University of Southampton and the individual contributors.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of the University of Southampton nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.openimaj.ml.clustering.spectral;
import org.openimaj.ml.clustering.IndexClusters;
import org.openimaj.util.pair.IndependentPair;
/**
* {@link IndexClusters} which also hold the eigenvector/value pairs which created them
* @author Sina Samangooei ([email protected])
*
*/
public class SpectralIndexedClusters extends IndexClusters {
private IndependentPair valvects;
/**
*
* @param c the underlying {@link IndexClusters}
* @param valvects the eigen values and vectors
*/
public SpectralIndexedClusters(IndexClusters c, IndependentPairvalvects) {
this.clusters = c.clusters();
this.nEntries = c.numEntries();
this.valvects = valvects;
}
/**
* @return the eigen values
*/
public double[] eigenValues() {
return valvects.firstObject();
}
/**
* @return eigenvectors
*/
public double[][] eigenVectors() {
return valvects.getSecondObject();
}
/**
* @return the eigenvectors and values
*/
public IndependentPair getValVect() {
return this.valvects;
}
}