Package org.aksw.palmetto.evaluate.correlation

Class Spearman

java.lang.Object

org.aksw.palmetto.evaluate.correlation.Spearman

All Implemented Interfaces:

RankCorrelationCalculator

public class Spearman
extends Object
implements RankCorrelationCalculator

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	Spearman.ValuePair

Field Summary

Fields

Modifier and Type	Field	Description
private static org.slf4j.Logger	LOGGER

Constructor Summary

Constructors

Constructor	Description
Spearman()

Method Summary

Modifier and Type	Method	Description
double	calculateRankCorrelation(double[] x, double[] y)
private double	calculateRankCorrelationUsingRanks(double[] ranks1, double[] ranks2)
private double[]	createRanks(Spearman.ValuePair[] sortedPairs)

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

private static final org.slf4j.Logger LOGGER

Constructor Detail

Spearman

public Spearman()

Method Detail

calculateRankCorrelation

public double calculateRankCorrelation(double[] x,
                                       double[] y)

Specified by:

calculateRankCorrelation in interface RankCorrelationCalculator

createRanks

private double[] createRanks(Spearman.ValuePair[] sortedPairs)

calculateRankCorrelationUsingRanks

private double calculateRankCorrelationUsingRanks(double[] ranks1,
                                                  double[] ranks2)