br.otimizes.oplatool.core.jmetal4.qualityIndicator

Class GenerationalDistance

java.lang.Object

br.otimizes.oplatool.core.jmetal4.qualityIndicator.GenerationalDistance

public class GenerationalDistance
extends java.lang.Object

This class implements the generational distance indicator. It can be used also as a command line by typing: "java br.otimizes.oplatool.core.jmetal4.qualityIndicator.GenerationalDistance " 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)

Field Summary

Fields

Modifier and Type	Field and Description
MetricsUtil	utils_

Constructor Summary

Constructors

Constructor and Description
GenerationalDistance() Constructor.

Method Summary

Modifier and Type	Method and Description
double	generationalDistance(double[][] front, double[][] trueParetoFront, int numberOfObjectives) Returns the generational distance value for a given 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

GenerationalDistance

public GenerationalDistance()

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

Method Detail

generationalDistance

public double generationalDistance(double[][] front,
                                   double[][] trueParetoFront,
                                   int numberOfObjectives)

Returns the generational distance value for a given front

Parameters:

front - The front

trueParetoFront - The true pareto front