de.aitools.dm.clustering.validation
Class ExternalValidationMeasure

java.lang.Object
  de.aitools.dm.clustering.validation.ExternalValidationMeasure

Direct Known Subclasses:

AdjustedRandIndex, BCubedPrecision, BCubedRecall, Completeness, FMeasure, FolkesMallows, Homogeneity, InversePurity, JaccardCoefficient, MisclassificationIndex, NormalizedEntropy, Purity, Q, RandIndex, VariationOfInformation, VMeasure

public abstract class ExternalValidationMeasure
extends java.lang.Object

Version:

$Id: ExternalValidationMeasure.java,v 1.4 2011/02/15 10:32:16 hoppe Exp $

Author:

dennis.hoppe(/\t)uni-weimar.de

Constructor Summary

ExternalValidationMeasure()

Method Summary

double	measure(int[] classAssignment, int[] clusterAssignment)
abstract double	measure(Matrix contingencyTable) Perform consecutive clustering evaluations in a more efficient manner.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ExternalValidationMeasure

public ExternalValidationMeasure()

Method Detail

measure

public double measure(int[] classAssignment,
                      int[] clusterAssignment)

measure

public abstract double measure(Matrix contingencyTable)

Perform consecutive clustering evaluations in a more efficient manner.

Parameters:

contingencyTable - a precomputed contincengy table

Returns: