org.uma.jmetal.algorithm.multiobjective.omopso

Class OMOPSO

java.lang.Object

org.uma.jmetal.algorithm.impl.AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

org.uma.jmetal.algorithm.multiobjective.omopso.OMOPSO

All Implemented Interfaces:

Serializable, Runnable, Algorithm<List<DoubleSolution>>

public class OMOPSO
extends AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

Class implementing the OMOPSO algorithm

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
OMOPSO(DoubleProblem problem, SolutionListEvaluator<DoubleSolution> evaluator, int swarmSize, int maxIterations, int archiveSize, UniformMutation uniformMutation, NonUniformMutation nonUniformMutation) Constructor

Method Summary

Modifier and Type	Method and Description
protected List<DoubleSolution>	createInitialSwarm()
protected List<DoubleSolution>	evaluateSwarm(List<DoubleSolution> swarm)
List<DoubleSolution>	getResult()
protected void	initializeLeaders(List<DoubleSolution> swarm)
protected void	initializeParticlesMemory(List<DoubleSolution> swarm)
protected void	initializeVelocity(List<DoubleSolution> swarm)
protected void	initProgress()
protected boolean	isStoppingConditionReached()
protected void	perturbation(List<DoubleSolution> swarm) Apply a mutation operator to all particles in the swarm (perturbation)
void	run()
protected void	tearDown()
protected void	updateLeaders(List<DoubleSolution> swarm)
protected void	updateParticlesMemory(List<DoubleSolution> swarm)
protected void	updatePosition(List<DoubleSolution> swarm) Update the position of each particle
protected void	updateProgress()
protected void	updateVelocity(List<DoubleSolution> swarm)

Methods inherited from class java.lang.Object

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

Constructor Detail

OMOPSO

public OMOPSO(DoubleProblem problem,
              SolutionListEvaluator<DoubleSolution> evaluator,
              int swarmSize,
              int maxIterations,
              int archiveSize,
              UniformMutation uniformMutation,
              NonUniformMutation nonUniformMutation)

Constructor

Method Detail

run

public void run()

Specified by:

run in interface Runnable

Specified by:

run in interface Algorithm<List<DoubleSolution>>

Overrides:

run in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

createInitialSwarm

protected List<DoubleSolution> createInitialSwarm()

Specified by:

createInitialSwarm in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

evaluateSwarm

protected List<DoubleSolution> evaluateSwarm(List<DoubleSolution> swarm)

Specified by:

evaluateSwarm in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

getResult

public List<DoubleSolution> getResult()

Specified by:

getResult in interface Algorithm<List<DoubleSolution>>

Specified by:

getResult in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

initializeLeaders

protected void initializeLeaders(List<DoubleSolution> swarm)

Specified by:

initializeLeaders in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

initializeParticlesMemory

protected void initializeParticlesMemory(List<DoubleSolution> swarm)

Specified by:

initializeParticlesMemory in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

updateVelocity

protected void updateVelocity(List<DoubleSolution> swarm)

Specified by:

updateVelocity in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

updatePosition

protected void updatePosition(List<DoubleSolution> swarm)

Update the position of each particle

Specified by:

updatePosition in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

initProgress

protected void initProgress()

Specified by:

initProgress in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

updateProgress

protected void updateProgress()

Specified by:

updateProgress in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

isStoppingConditionReached

protected boolean isStoppingConditionReached()

Specified by:

isStoppingConditionReached in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

updateParticlesMemory

protected void updateParticlesMemory(List<DoubleSolution> swarm)

Specified by:

updateParticlesMemory in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

initializeVelocity

protected void initializeVelocity(List<DoubleSolution> swarm)

Specified by:

initializeVelocity in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

perturbation

protected void perturbation(List<DoubleSolution> swarm)

Apply a mutation operator to all particles in the swarm (perturbation)

Specified by:

perturbation in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

updateLeaders

protected void updateLeaders(List<DoubleSolution> swarm)

Specified by:

updateLeaders in class AbstractParticleSwarmOptimization<DoubleSolution,List<DoubleSolution>>

tearDown

protected void tearDown()