org.uma.jmetal.algorithm.multiobjective.ibea

Class IBEA<S extends Solution<?>>

java.lang.Object

org.uma.jmetal.algorithm.multiobjective.ibea.IBEA<S>

All Implemented Interfaces:

Serializable, Runnable, Algorithm<List<S>>

public class IBEA<S extends Solution<?>>
extends Object
implements Algorithm<List<S>>

This class implements the IBEA algorithm

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static int	TOURNAMENTS_ROUNDS

Constructor Summary

Constructors

Constructor and Description
IBEA(Problem<S> problem, int populationSize, int archiveSize, int maxEvaluations, SelectionOperator<List<S>,S> selectionOperator, CrossoverOperator<S> crossoverOperator, MutationOperator<S> mutationOperator) Constructor

Method Summary

Modifier and Type	Method and Description
void	calculateFitness(List<S> solutionSet) Calculate the fitness for the entire population.
void	computeIndicatorValuesHD(List<S> solutionSet, double[] maximumValues, double[] minimumValues) This structure stores the indicator values of each pair of elements
void	fitness(List<S> solutionSet, int pos) Calculate the fitness for the individual at position pos
List<S>	getResult()
void	removeWorst(List<S> solutionSet) Update the fitness before removing an individual
void	run() Execute() method

Methods inherited from class java.lang.Object

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

Field Detail

TOURNAMENTS_ROUNDS

public static final int TOURNAMENTS_ROUNDS

See Also:

Constant Field Values

Constructor Detail

IBEA

public IBEA(Problem<S> problem,
            int populationSize,
            int archiveSize,
            int maxEvaluations,
            SelectionOperator<List<S>,S> selectionOperator,
            CrossoverOperator<S> crossoverOperator,
            MutationOperator<S> mutationOperator)

Constructor

Method Detail

run

public void run()

Execute() method

Specified by:

run in interface Runnable

Specified by:

run in interface Algorithm<List<S extends Solution<?>>>

getResult

public List<S> getResult()

Specified by:

getResult in interface Algorithm<List<S extends Solution<?>>>

computeIndicatorValuesHD

public void computeIndicatorValuesHD(List<S> solutionSet,
                                     double[] maximumValues,
                                     double[] minimumValues)

This structure stores the indicator values of each pair of elements

fitness

public void fitness(List<S> solutionSet,
                    int pos)

Calculate the fitness for the individual at position pos

calculateFitness

public void calculateFitness(List<S> solutionSet)

Calculate the fitness for the entire population.

removeWorst

public void removeWorst(List<S> solutionSet)

Update the fitness before removing an individual