org.uma.jmetal.qualityindicator.impl

Class Hypervolume

java.lang.Object

org.uma.jmetal.util.naming.impl.SimpleDescribedEntity

org.uma.jmetal.qualityindicator.impl.Hypervolume

All Implemented Interfaces:

Serializable, QualityIndicator, DescribedEntity

public class Hypervolume
extends SimpleDescribedEntity
implements QualityIndicator

This class implements the hypervolume indicator. The code is the a Java version of the original metric implementation by Eckart Zitzler. Reference: E. Zitzler and L. Thiele Multiobjective Evolutionary Algorithms: A Comparative Case Study and the Strength Pareto Approach, IEEE Transactions on Evolutionary Computation, vol. 3, no. 4, pp. 257-271, 1999.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Hypervolume()

Method Summary

Modifier and Type	Method and Description
double	calculateHypervolume(double[][] front, int noPoints, int noObjectives)
double	execute(Front paretoFrontApproximation, Front trueParetoFront)
double	execute(List<? extends Solution> paretoFrontApproximation, List<? extends Solution> trueParetoFront)
String	getName()
double	hypervolume(Front front, Front trueParetoFront) Returns the hypervolume value of a front of points

Methods inherited from class org.uma.jmetal.util.naming.impl.SimpleDescribedEntity

getDescription, setDescription, setName, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.uma.jmetal.util.naming.DescribedEntity

getDescription

Constructor Detail

Hypervolume

public Hypervolume()

Method Detail

execute

public double execute(Front paretoFrontApproximation,
                      Front trueParetoFront)

Specified by:

execute in interface QualityIndicator

execute

public double execute(List<? extends Solution> paretoFrontApproximation,
                      List<? extends Solution> trueParetoFront)

Specified by:

execute in interface QualityIndicator

getName

public String getName()

Specified by:

getName in interface QualityIndicator

Specified by:

getName in interface DescribedEntity

Overrides:

getName in class SimpleDescribedEntity

Returns:

the name of the DescribedEntity

calculateHypervolume

public double calculateHypervolume(double[][] front,
                                   int noPoints,
                                   int noObjectives)

hypervolume

public double hypervolume(Front front,
                          Front trueParetoFront)

Returns the hypervolume value of a front of points

Parameters:

front - The front

trueParetoFront - The true pareto front