jmetal.qualityIndicator
Class QualityIndicator

java.lang.Object
  jmetal.qualityIndicator.QualityIndicator

public class QualityIndicator
extends java.lang.Object

QualityIndicator class

Field Summary

MetricsUtil

utils_

Constructor Summary

QualityIndicator(Problem problem, java.lang.String paretoFrontFile)
Constructor

Method Summary

double	getEpsilon(SolutionSet solutionSet) Returns the epsilon indicator of solution set
double	getGD(SolutionSet solutionSet) Returns the generational distance of solution set
double	getHypervolume(SolutionSet solutionSet) Returns the hypervolume of solution set
double	getIGD(SolutionSet solutionSet) Returns the inverted generational distance of solution set
double	getSpread(SolutionSet solutionSet) Returns the spread of solution set
double	getTrueParetoFrontHypervolume() Returns the hypervolume of the true Pareto front

Methods inherited from class java.lang.Object

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

Field Detail

utils_

public MetricsUtil utils_

Constructor Detail

QualityIndicator

public QualityIndicator(Problem problem,
                        java.lang.String paretoFrontFile)

Constructor

Parameters:

problem - The problem

paretoFrontFile - Pareto front file

Method Detail

getHypervolume

public double getHypervolume(SolutionSet solutionSet)

Returns the hypervolume of solution set

Parameters:

solutionSet - Solution set

Returns:

The value of the hypervolume indicator

getTrueParetoFrontHypervolume

public double getTrueParetoFrontHypervolume()

Returns the hypervolume of the true Pareto front

Returns:

The hypervolume of the true Pareto front

getIGD

public double getIGD(SolutionSet solutionSet)

Returns the inverted generational distance of solution set

Parameters:

solutionSet - Solution set

Returns:

The value of the hypervolume indicator

getGD

public double getGD(SolutionSet solutionSet)

Returns the generational distance of solution set

Parameters:

solutionSet - Solution set

Returns:

The value of the hypervolume indicator

getSpread

public double getSpread(SolutionSet solutionSet)

Returns the spread of solution set

Parameters:

solutionSet - Solution set

Returns:

The value of the hypervolume indicator

getEpsilon

public double getEpsilon(SolutionSet solutionSet)

Returns the epsilon indicator of solution set

Parameters:

solutionSet - Solution set

Returns:

The value of the hypervolume indicator