org.encog.ml.ea.opp

Class OperationList

java.lang.Object

org.encog.util.obj.ChooseObject<EvolutionaryOperator>

org.encog.ml.ea.opp.OperationList

All Implemented Interfaces:

java.io.Serializable

public class OperationList
extends ChooseObject<EvolutionaryOperator>

This class holds a list of evolutionary operators. Each operator is given a probability weight. Based on the number of parents available a random selection of an operator can be made based on the probability given each of the operators.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
OperationList()

Method Summary

Modifier and Type	Method and Description
int	maxOffspring() Determine the maximum number of offspring that might be produced by any of the operators in this list.
int	maxParents() Determine the maximum number of parents required by any of the operators in the list.
EvolutionaryOperator	pickMaxParents(java.util.Random rnd, int maxParents) Pick a operator based on the number of parents available.

Methods inherited from class org.encog.util.obj.ChooseObject

add, clear, finalizeStructure, getList, pick, pickFirst, size

Methods inherited from class java.lang.Object

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

Constructor Detail

OperationList

public OperationList()

Method Detail

maxOffspring

public int maxOffspring()

Determine the maximum number of offspring that might be produced by any of the operators in this list.

Returns:

The maximum number of offspring.

maxParents

public int maxParents()

Determine the maximum number of parents required by any of the operators in the list.

Returns:

The maximum number of parents.

pickMaxParents

public EvolutionaryOperator pickMaxParents(java.util.Random rnd,
                                           int maxParents)

Pick a operator based on the number of parents available.

Parameters:

rnd - A random number generator.

maxParents - The maximum number of parents available.

Returns:

The operator that was selected.