de.aitools.iv.mds.core
Class CosineDissimilarity

java.lang.Object
  de.aitools.iv.mds.core.CosineDissimilarity

All Implemented Interfaces:

Measure

public class CosineDissimilarity
extends java.lang.Object
implements Measure

Author:

Anita

Constructor Summary

CosineDissimilarity()
Creates a new instance of CosineDissimilarity

Method Summary

double

delta(int[] offsets1, double[] values1, int[] offsets2, double[] values2) Calculates the Cosine-Similarity between two objects.

Methods inherited from class java.lang.Object

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

Constructor Detail

CosineDissimilarity

public CosineDissimilarity()

Creates a new instance of CosineDissimilarity

Method Detail

delta

public double delta(int[] offsets1,
                    double[] values1,
                    int[] offsets2,
                    double[] values2)

Calculates the Cosine-Similarity between two objects.

Specified by:

delta in interface Measure

Returns:

cosine-similarity value of input objects