com.anji.neat
Class Evolver

java.lang.Object
  com.anji.neat.Evolver

All Implemented Interfaces:

Configurable

public class Evolver
extends java.lang.Object
implements Configurable

Configures and performs an ANJI evolutionary run.

Author:

Philip Tucker

Field Summary

static java.lang.String	FITNESS_FUNCTION_CLASS_KEY properties key, fitness function class
static java.lang.String	FITNESS_TARGET_KEY properties key, target fitness value - after reaching this run will halt
static java.lang.String	NUM_GENERATIONS_KEY properties key, # generations in run

Constructor Summary

Evolver()
ctor; must call init() before using this object

Method Summary

Chromosome	getChamp()
double	getChampAdjustedFitness() Fitness of current champ, 0 ...
double	getTargetFitness()
double	getThresholdFitness()
void	init(Properties props) Construct new evolver with given properties.
static void	main(java.lang.String[] args) Main program used to perform an evolutionary run.
void	run() Perform a single run.

Methods inherited from class java.lang.Object

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

Field Detail

NUM_GENERATIONS_KEY

public static final java.lang.String NUM_GENERATIONS_KEY

properties key, # generations in run

See Also:

Constant Field Values

FITNESS_FUNCTION_CLASS_KEY

public static final java.lang.String FITNESS_FUNCTION_CLASS_KEY

properties key, fitness function class

See Also:

Constant Field Values

FITNESS_TARGET_KEY

public static final java.lang.String FITNESS_TARGET_KEY

properties key, target fitness value - after reaching this run will halt

See Also:

Constant Field Values

Constructor Detail

Evolver

public Evolver()

ctor; must call init() before using this object

Method Detail

init

public void init(Properties props)
          throws java.lang.Exception

Construct new evolver with given properties. See Parameter Details for specific property settings.

Specified by:

init in interface Configurable

Parameters:

props - configuration parameters

Throws:

java.lang.Exception

See Also:

Configurable.init(com.anji.util.Properties)

run

public void run()
         throws java.lang.Exception

Perform a single run.

Throws:

java.lang.Exception

main

public static void main(java.lang.String[] args)
                 throws java.lang.Throwable

Main program used to perform an evolutionary run.

Parameters:

args - command line arguments; args[0] used as properties file

Throws:

java.lang.Throwable

getChamp

public Chromosome getChamp()

Returns:

champion of last generation

getChampAdjustedFitness

public double getChampAdjustedFitness()

Fitness of current champ, 0 ... 1

Returns:

maximum fitness value

getTargetFitness

public double getTargetFitness()

Returns:

target fitness value, 0 ... 1

getThresholdFitness

public double getThresholdFitness()

Returns:

threshold fitness value, 0 ... 1