Package org.uma.jmetal.operator.crossover.impl

Class SinglePointCrossover<S extends BinarySolution>

java.lang.Object

org.uma.jmetal.operator.crossover.impl.SinglePointCrossover<S>

All Implemented Interfaces:

Serializable, CrossoverOperator<S>, Operator<List<S>,List<S>>

public class SinglePointCrossover<S extends BinarySolution>
extends Object
implements CrossoverOperator<S>

This class implements a single point crossover operator.

Author:

Antonio J. Nebro

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
SinglePointCrossover(double crossoverProbability)	Constructor
SinglePointCrossover(double crossoverProbability, RandomGenerator<Double> randomGenerator)	Constructor
SinglePointCrossover(double crossoverProbability, RandomGenerator<Double> crossoverRandomGenerator, BoundedRandomGenerator<Integer> pointRandomGenerator)	Constructor

Method Summary

Modifier and Type	Method	Description
double	crossoverProbability()
void	crossoverProbability(double crossoverProbability)
List<S>	doCrossover(double probability, S parent1, S parent2)	Perform the crossover operation.
List<S>	execute(List<S> solutions)
int	numberOfGeneratedChildren()
int	numberOfRequiredParents()

Methods inherited from class java.lang.Object

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

Constructor Details

SinglePointCrossover

public SinglePointCrossover(double crossoverProbability)

Constructor

SinglePointCrossover

public SinglePointCrossover(double crossoverProbability,
 RandomGenerator<Double> randomGenerator)

Constructor

SinglePointCrossover

public SinglePointCrossover(double crossoverProbability,
 RandomGenerator<Double> crossoverRandomGenerator,
 BoundedRandomGenerator<Integer> pointRandomGenerator)

Constructor

Method Details

crossoverProbability

public double crossoverProbability()

Specified by:

crossoverProbability in interface CrossoverOperator<S extends BinarySolution>

crossoverProbability

public void crossoverProbability(double crossoverProbability)

execute

public List<S> execute(List<S> solutions)

Specified by:

execute in interface Operator<List<S extends BinarySolution>,List<S extends BinarySolution>>

Parameters:

solutions - The data to process

doCrossover

public List<S> doCrossover(double probability,
 S parent1,
 S parent2)

Perform the crossover operation.

Parameters:

probability - Crossover setProbability

parent1 - The first parent

parent2 - The second parent

Returns:

An array containing the two offspring

numberOfRequiredParents

public int numberOfRequiredParents()

Specified by:

numberOfRequiredParents in interface CrossoverOperator<S extends BinarySolution>

numberOfGeneratedChildren

public int numberOfGeneratedChildren()

Specified by:

numberOfGeneratedChildren in interface CrossoverOperator<S extends BinarySolution>