averageclusterdistancemeasure.java

著名的开源仿真软件yale

package edu.udo.cs.yale.operator.clusterer.upgma;

public class AverageClusterDistanceMeasure implements ClusterDistanceMeasure {
    
    public double calculateUnionDistance(double distanceLI,
					 double distanceLJ,
					 Cluster clusterI,
					 Cluster clusterJ,
					 Cluster clusterL) {
	return
	    (distanceLI*clusterI.size() +
	     distanceLJ*clusterJ.size()) /
	    (clusterI.size() + clusterJ.size());
    }

}