FitnessEvaluation.PatternMatch
Class WordMatch

java.lang.Object
  FitnessEvaluation.PatternMatch.WordMatch

All Implemented Interfaces:

FitnessFunction, ParameterI

public class WordMatch
extends java.lang.Object
implements FitnessFunction

Matches strings

Author:

erikhemberg

Constructor Summary

WordMatch()
Creates a new instance of WordMatch

WordMatch(java.lang.String s)
Creates a new instance of WordMatch

Method Summary

boolean	canCache() Return true if it is ok to cache the results of the fitness function
double	evaluateString(Phenotype p) Compare a string to the word.
void	getFitness(Individual i) Creates a new instance of FitnessEvaluator
void	setProperties(java.util.Properties p) Set properties

Methods inherited from class java.lang.Object

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

Constructor Detail

WordMatch

public WordMatch()

Creates a new instance of WordMatch

WordMatch

public WordMatch(java.lang.String s)

Creates a new instance of WordMatch

Parameters:

s - String to match

Method Detail

setProperties

public void setProperties(java.util.Properties p)

Description copied from interface: ParameterI

Set properties

Specified by:

setProperties in interface ParameterI

Parameters:

p - object containing properties

evaluateString

public double evaluateString(Phenotype p)

Compare a string to the word. Each symbol not matching increases the fitness by 1. Max fitness is max(length of the word, phenotype).

Parameters:

p - Compared phenotype

Returns:

Number of missmatches

getFitness

public void getFitness(Individual i)

Description copied from interface: FitnessFunction

Creates a new instance of FitnessEvaluator

Specified by:

getFitness in interface FitnessFunction

Parameters:

i - Evaluated individual

canCache

public boolean canCache()

Description copied from interface: FitnessFunction

Return true if it is ok to cache the results of the fitness function

Specified by:

canCache in interface FitnessFunction