org.uma.jmetal.operator.impl.mutation

Class PolynomialMutation

java.lang.Object

org.uma.jmetal.operator.impl.mutation.PolynomialMutation

All Implemented Interfaces:

Serializable, MutationOperator<DoubleSolution>, Operator<DoubleSolution,DoubleSolution>

public class PolynomialMutation
extends Object
implements MutationOperator<DoubleSolution>

This class implements a polynomial mutation operator The implementation is based on the NSGA-II code available in http://www.iitk.ac.in/kangal/codes.shtml

Version:

1.0

Author:

Antonio J. Nebro

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
PolynomialMutation(double mutationProbability, double distributionIndex) Constructor
PolynomialMutation(double mutationProbability, double distributionIndex, RepairDoubleSolution solutionRepair) Constructor

Method Summary

Modifier and Type	Method and Description
void	doMutation(double probability, DoubleSolution solution) Perform the mutation operation
DoubleSolution	execute(DoubleSolution solution) Execute() method
double	getDistributionIndex()
double	getMutationProbability()

Methods inherited from class java.lang.Object

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

Constructor Detail

PolynomialMutation

public PolynomialMutation(double mutationProbability,
                          double distributionIndex)

Constructor

PolynomialMutation

public PolynomialMutation(double mutationProbability,
                          double distributionIndex,
                          RepairDoubleSolution solutionRepair)

Constructor

Method Detail

getMutationProbability

public double getMutationProbability()

getDistributionIndex

public double getDistributionIndex()

execute

public DoubleSolution execute(DoubleSolution solution)
                       throws JMetalException

Execute() method

Specified by:

execute in interface Operator<DoubleSolution,DoubleSolution>

Parameters:

solution - the data to process

Throws:

JMetalException

doMutation

public void doMutation(double probability,
                       DoubleSolution solution)
                throws JMetalException

Perform the mutation operation

Throws:

JMetalException