ucs
Class Indiv

java.lang.Object
  ucs.Indiv

All Implemented Interfaces:

java.lang.Cloneable

public class Indiv

extends java.lang.Object

implements java.lang.Cloneable

A population member for use in UCS.

Author:

Gavin Brown

Field Summary

double	accuracy The current accuracy of this rule.
double	action The action suggested by this rule
RuleCondition	condition The RuleCondition object defining the matching input space for this rule.
int	correctSetSize Average size of the correct sets that this rule participates in.
int	numCorrect The number of examples correctly classified by this rule
int	numMatches The number of examples matched by this rule, also known as experience in the LCS literature.
static int	numOutputs The total number of possible actions.

Constructor Summary

Indiv(int length, UCSconfig conf)
Constructor for this class.

Method Summary

java.lang.Object	clone() Clones this Indiv object.
double	fitness() Returns the fitness of this individual, determined by the current UCSconfig object.
boolean	matches(double[] input) Checks whether the provided input is matched by this individual.
java.lang.String	toString() Returns a string representation of this object.

Methods inherited from class java.lang.Object

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

Field Detail

accuracy

public double accuracy

The current accuracy of this rule.

action

public double action

The action suggested by this rule

condition

public RuleCondition condition

The RuleCondition object defining the matching input space for this rule.

correctSetSize

public int correctSetSize

Average size of the correct sets that this rule participates in.

numCorrect

public int numCorrect

The number of examples correctly classified by this rule

numMatches

public int numMatches

The number of examples matched by this rule, also known as experience in the LCS literature.

numOutputs

public static int numOutputs

The total number of possible actions.

Constructor Detail

Indiv

public Indiv(int length,
             UCSconfig conf)

Constructor for this class.

Parameters:

length - The length of the conditions to be used in this run.

conf - A UCSconfig object specifying the workings of this UCS run.

Method Detail

clone

public java.lang.Object clone()

Clones this Indiv object.

Returns:

An exact copy of this object.

fitness

public double fitness()

Returns the fitness of this individual, determined by the current UCSconfig object.

Returns:

The fitness, exactly as returned by the call: params.fitfunc.evaluate(this).

matches

public boolean matches(double[] input)

Checks whether the provided input is matched by this individual.

Parameters:

input - An input to check.

Returns:

True if this individual matches the input, otherwise false. If the system is not in TESTMODE, an update is made to this individual's numMatches count.

toString

public java.lang.String toString()

Returns a string representation of this object.

Returns:

A String representation of this Individual, using '#' as the "don't care" symbol.