Package net.bmahe.genetics4j.core.selection

Class DoubleTournamentSelector<T extends Comparable<T>>

java.lang.Object

net.bmahe.genetics4j.core.selection.DoubleTournamentSelector<T>

All Implemented Interfaces:

Selector<T>

public class DoubleTournamentSelector<T extends Comparable<T>>
extends Object
implements Selector<T>

Field Summary

Fields

Modifier and Type	Field	Description
static final org.apache.logging.log4j.Logger	logger
private final RandomGenerator	randomGenerator
private final SelectionPolicy	selectionPolicy

Constructor Summary

Constructors

Constructor	Description
DoubleTournamentSelector(SelectionPolicy _selectionPolicy, RandomGenerator _randomGenerator)

Method Summary

Modifier and Type	Method	Description
protected Individual<T>	parsimonyPick(Comparator<Individual<T>> parsimonyComparator, double parsimonyTournamentSize, Individual<T> first, Individual<T> second)
protected Individual<T>	randomIndividual(List<Genotype> population, List<T> fitnessScore)
Population<T>	select(AbstractEAConfiguration<T> eaConfiguration, int numIndividuals, List<Genotype> population, List<T> fitnessScore)
protected Individual<T>	selectForFitness(AbstractEAConfiguration<T> eaConfiguration, Comparator<Individual<T>> fitnessComparator, int numCandidates, List<Genotype> population, List<T> fitnessScore)

Methods inherited from class java.lang.Object

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

Field Details

logger

public static final org.apache.logging.log4j.Logger logger

selectionPolicy

private final SelectionPolicy selectionPolicy

randomGenerator

private final RandomGenerator randomGenerator

Constructor Details

DoubleTournamentSelector

public DoubleTournamentSelector(SelectionPolicy _selectionPolicy,
 RandomGenerator _randomGenerator)

Method Details

randomIndividual

protected Individual<T> randomIndividual(List<Genotype> population,
 List<T> fitnessScore)

selectForFitness

protected Individual<T> selectForFitness(AbstractEAConfiguration<T> eaConfiguration,
 Comparator<Individual<T>> fitnessComparator,
 int numCandidates,
 List<Genotype> population,
 List<T> fitnessScore)

parsimonyPick

protected Individual<T> parsimonyPick(Comparator<Individual<T>> parsimonyComparator,
 double parsimonyTournamentSize,
 Individual<T> first,
 Individual<T> second)

select

public Population<T> select(AbstractEAConfiguration<T> eaConfiguration,
 int numIndividuals,
 List<Genotype> population,
 List<T> fitnessScore)

Specified by:

select in interface Selector<T extends Comparable<T>>