Package org.uma.jmetal.component.catalogue.pso.velocityupdate.impl

Class DefaultVelocityUpdate

java.lang.Object

org.uma.jmetal.component.catalogue.pso.velocityupdate.impl.DefaultVelocityUpdate

All Implemented Interfaces:

VelocityUpdate

public class DefaultVelocityUpdate
extends Object
implements VelocityUpdate

Method implementing the standard velocity PSO update strategy

Author:

Antonio J. Nebro

Field Summary

Fields

Modifier and Type	Field	Description
protected double	c1Max
protected double	c1Min
protected double	c2Max
protected double	c2Min
protected JMetalRandom	randomGenerator

Constructor Summary

Constructors

Constructor	Description
DefaultVelocityUpdate(double c1Min, double c1Max, double c2Min, double c2Max)	Constructor

Method Summary

Modifier and Type	Method	Description
double[][]	update(List<DoubleSolution> swarm, double[][] speed, DoubleSolution[] localBest, BoundedArchive<DoubleSolution> leaders, GlobalBestSelection globalBestSelection, InertiaWeightComputingStrategy inertiaWeightComputingStrategy)

Methods inherited from class java.lang.Object

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

Field Details

c1Max

protected double c1Max

c1Min

protected double c1Min

c2Max

protected double c2Max

c2Min

protected double c2Min

randomGenerator

protected JMetalRandom randomGenerator

Constructor Details

DefaultVelocityUpdate

public DefaultVelocityUpdate(double c1Min,
 double c1Max,
 double c2Min,
 double c2Max)

Constructor

Parameters:

c1Min - : Min value for c1.

c1Max - : Max value for c1.

c2Min - : Min value for c2.

c2Max - : Max value for c2.

Method Details

update

public double[][] update(List<DoubleSolution> swarm,
 double[][] speed,
 DoubleSolution[] localBest,
 BoundedArchive<DoubleSolution> leaders,
 GlobalBestSelection globalBestSelection,
 InertiaWeightComputingStrategy inertiaWeightComputingStrategy)

Specified by:

update in interface VelocityUpdate