org.uma.jmetal.qualityindicator.impl

Class InvertedGenerationalDistance

java.lang.Object

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

org.uma.jmetal.qualityindicator.impl.InvertedGenerationalDistance

All Implemented Interfaces:

Serializable, QualityIndicator, DescribedEntity

public class InvertedGenerationalDistance
extends SimpleDescribedEntity
implements QualityIndicator

This class implements the inverted generational distance metric. Reference: Van Veldhuizen, D.A., Lamont, G.B.: Multiobjective Evolutionary Algorithm Research: A History and Analysis. Technical Report TR-98-03, Dept. Elec. Comput. Eng., Air Force Inst. Technol. (1998)

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
InvertedGenerationalDistance() Constructor.

Method Summary

Modifier and Type	Method and Description
double	execute(Front paretoFrontApproximation, Front trueParetoFront)
double	execute(List<? extends Solution> paretoFrontApproximation, List<? extends Solution> trueParetoFront)
String	getName()
double	invertedGenerationalDistance(Front front, Front trueParetoFront) Returns the inverted generational distance value for a given front

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

InvertedGenerationalDistance

public InvertedGenerationalDistance()

Constructor. Creates a new instance of the generational distance metric.

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

invertedGenerationalDistance

public double invertedGenerationalDistance(Front front,
                                           Front trueParetoFront)

Returns the inverted generational distance value for a given front

Parameters:

front - The front

trueParetoFront - The true pareto front

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