de.kumpe.hadooptimizer.examples.tutorial
Class GaussianMutator

java.lang.Object
  de.kumpe.hadooptimizer.examples.tutorial.GaussianMutator

All Implemented Interfaces:

Mutator<Double>, NeedsRandomGenerator, Serializable

public class GaussianMutator
extends Object
implements Mutator<Double>, NeedsRandomGenerator

See Also:

Serialized Form

Constructor Summary

GaussianMutator(double variance)

Method Summary

Double	mutate(Double individual) Creates a mutant of the given individual.
void	setRandomGenerator(org.apache.commons.math.random.RandomGenerator randomGenerator) Injects a RandomGenerator instance.

Methods inherited from class java.lang.Object

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

Constructor Detail

GaussianMutator

public GaussianMutator(double variance)

Method Detail

setRandomGenerator

public void setRandomGenerator(org.apache.commons.math.random.RandomGenerator randomGenerator)

Description copied from interface: NeedsRandomGenerator

Injects a RandomGenerator instance.

Specified by:

setRandomGenerator in interface NeedsRandomGenerator

Parameters:

randomGenerator - the new RandomGenerator instance

mutate

public Double mutate(Double individual)

Description copied from interface: Mutator

Creates a mutant of the given individual.

The general contract is to not modify the given individual, but return a mutated copy.

Specified by:

mutate in interface Mutator<Double>

Parameters:

individual - the individual to mutate

Returns:

the mutant of the passed individual