org.uma.jmetal.algorithm.singleobjective.evolutionstrategy

Class ElitistEvolutionStrategy<S extends Solution<?>>

java.lang.Object

org.uma.jmetal.algorithm.impl.AbstractEvolutionaryAlgorithm<S,Result>

org.uma.jmetal.algorithm.impl.AbstractEvolutionStrategy<S,S>

org.uma.jmetal.algorithm.singleobjective.evolutionstrategy.ElitistEvolutionStrategy<S>

All Implemented Interfaces:

Serializable, Runnable, Algorithm<S>

public class ElitistEvolutionStrategy<S extends Solution<?>>
extends AbstractEvolutionStrategy<S,S>

Class implementing a (mu + lambda) Evolution Strategy (lambda must be divisible by mu)

See Also:

Serialized Form

Field Summary

Fields inherited from class org.uma.jmetal.algorithm.impl.AbstractEvolutionStrategy

mutationOperator

Constructor Summary

Constructors

Constructor and Description
ElitistEvolutionStrategy(Problem<S> problem, int mu, int lambda, int maxEvaluations, MutationOperator<S> mutation) Constructor

Method Summary

Modifier and Type	Method and Description
protected List<S>	createInitialPopulation()
protected List<S>	evaluatePopulation(List<S> population)
S	getResult()
protected void	initProgress()
protected boolean	isStoppingConditionReached()
protected List<S>	replacement(List<S> population, List<S> offspringPopulation)
protected List<S>	reproduction(List<S> population)
protected List<S>	selection(List<S> population)
protected void	updateProgress()

Methods inherited from class org.uma.jmetal.algorithm.impl.AbstractEvolutionaryAlgorithm

getPopulation, run, setPopulation

Methods inherited from class java.lang.Object

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

Constructor Detail

ElitistEvolutionStrategy

public ElitistEvolutionStrategy(Problem<S> problem,
                                int mu,
                                int lambda,
                                int maxEvaluations,
                                MutationOperator<S> mutation)

Constructor

Method Detail

initProgress

protected void initProgress()

Specified by:

initProgress in class AbstractEvolutionaryAlgorithm<S extends Solution<?>,S extends Solution<?>>

updateProgress

protected void updateProgress()

Specified by:

updateProgress in class AbstractEvolutionaryAlgorithm<S extends Solution<?>,S extends Solution<?>>

isStoppingConditionReached

protected boolean isStoppingConditionReached()

Specified by:

isStoppingConditionReached in class AbstractEvolutionaryAlgorithm<S extends Solution<?>,S extends Solution<?>>

createInitialPopulation

protected List<S> createInitialPopulation()

Specified by:

createInitialPopulation in class AbstractEvolutionaryAlgorithm<S extends Solution<?>,S extends Solution<?>>

evaluatePopulation

protected List<S> evaluatePopulation(List<S> population)

Specified by:

evaluatePopulation in class AbstractEvolutionaryAlgorithm<S extends Solution<?>,S extends Solution<?>>

selection

protected List<S> selection(List<S> population)

Specified by:

selection in class AbstractEvolutionaryAlgorithm<S extends Solution<?>,S extends Solution<?>>

reproduction

protected List<S> reproduction(List<S> population)

Specified by:

reproduction in class AbstractEvolutionaryAlgorithm<S extends Solution<?>,S extends Solution<?>>

replacement

protected List<S> replacement(List<S> population,
                              List<S> offspringPopulation)

Specified by:

replacement in class AbstractEvolutionaryAlgorithm<S extends Solution<?>,S extends Solution<?>>

getResult

public S getResult()

Specified by:

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

Specified by:

getResult in class AbstractEvolutionaryAlgorithm<S extends Solution<?>,S extends Solution<?>>