com.numericalmethod.suanshu.optimization.geneticalgorithm.minimizer.deoptim.constrained

Class ConstrainedCellFactory

java.lang.Object

com.numericalmethod.suanshu.optimization.geneticalgorithm.minimizer.simplegrid.SimpleCellFactory

com.numericalmethod.suanshu.optimization.geneticalgorithm.minimizer.deoptim.DEOptimCellFactory

com.numericalmethod.suanshu.optimization.geneticalgorithm.minimizer.deoptim.constrained.ConstrainedCellFactory

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

IntegralConstrainedCellFactory

public abstract class ConstrainedCellFactory
extends DEOptimCellFactory

This defines a Differential Evolution operator that takes in account constraints.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	ConstrainedCellFactory.ConstrainedCell A ConstrainedCell is a chromosome for a constrained optimization problem.

Nested classes/interfaces inherited from class com.numericalmethod.suanshu.optimization.geneticalgorithm.minimizer.deoptim.DEOptimCellFactory

DEOptimCellFactory.DeOptimCell

Nested classes/interfaces inherited from class com.numericalmethod.suanshu.optimization.geneticalgorithm.minimizer.simplegrid.SimpleCellFactory

SimpleCellFactory.SimpleCell

Field Summary

Fields

Modifier and Type	Field and Description
protected DEOptimCellFactory	unconstrainedFactory a factory that defines the unconstrained Differential Evolution operators

Fields inherited from class com.numericalmethod.suanshu.optimization.geneticalgorithm.minimizer.deoptim.DEOptimCellFactory

Cr, F

Fields inherited from class com.numericalmethod.suanshu.optimization.geneticalgorithm.minimizer.simplegrid.SimpleCellFactory

uniform

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ConstrainedCellFactory(DEOptimCellFactory unconstrainedFactory) Construct an instance of a ConstrainedCellFactory that define the constrained Differential Evolution operators.

Method Summary

Modifier and Type	Method and Description
abstract ConstrainedCellFactory.ConstrainedCell	getSimpleCell(RealScalarFunction f, Vector x) Override this method to put in whatever constraints in the minimization problem.
void	setPopulation(java.util.List<Chromosome> population) Set the current generation.

Methods inherited from class com.numericalmethod.suanshu.optimization.geneticalgorithm.minimizer.deoptim.DEOptimCellFactory

Fmin, getBase, getOne, getPopulation

Methods inherited from class java.lang.Object

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

Field Detail

unconstrainedFactory

protected final DEOptimCellFactory unconstrainedFactory

a factory that defines the unconstrained Differential Evolution operators

Constructor Detail

ConstrainedCellFactory

protected ConstrainedCellFactory(DEOptimCellFactory unconstrainedFactory)

Construct an instance of a ConstrainedCellFactory that define the constrained Differential Evolution operators.

Parameters:

unconstrainedFactory - a factory that defines the unconstrained Differential Evolution operators

Method Detail

setPopulation

public void setPopulation(java.util.List<Chromosome> population)

Description copied from class: DEOptimCellFactory

Set the current generation.

Overrides:

setPopulation in class DEOptimCellFactory

Parameters:

population - the current population pool

getSimpleCell

public abstract ConstrainedCellFactory.ConstrainedCell getSimpleCell(RealScalarFunction f,
                                                                     Vector x)

Override this method to put in whatever constraints in the minimization problem.

Overrides:

getSimpleCell in class SimpleCellFactory

Parameters:

f - the original objective function

x - the original, unprocessed, unconstrained candidate solution

Returns:

a constrained cell/chromosome