AdaptiveMutationRate

java.lang.Object

org.opt4j.operator.mutate.AdaptiveMutationRate

All Implemented Interfaces:: IndividualStateListener, MutationRate

public class AdaptiveMutationRate extends Object implements MutationRate, IndividualStateListener

Self adaptive MutationRate that uses the size of the genotype ( size) to estimate a rate. The calculated rate is 1/size.

Field Summary

Fields

Modifier and Type

Field

Description

protected final IndividualFactory

individualFactory

protected boolean

isInit

protected double

rate
Constructor Summary

Constructors

Constructor

Description

AdaptiveMutationRate(IndividualFactory individualFactory)

Constructs an AdaptiveMutationRate.
Method Summary

Modifier and Type

Method

Description

double

get()

Returns the mutation rate as a double value.

void

inidividualStateChanged(Individual individual)

Invoked if the Individual changes its state.

void

init()

Initializes the listeners.

void

set(double value)

Sets the mutation to a double value.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- isInit
  
  protected boolean isInit
- rate
  
  protected double rate
- individualFactory
  
  protected final IndividualFactory individualFactory
Constructor Details
- AdaptiveMutationRate
  
  @Inject public AdaptiveMutationRate(IndividualFactory individualFactory)
  
  Constructs an AdaptiveMutationRate.
  
  Parameters:
  
  individualFactory - the individual creator
Method Details
- init
  
  @Inject public void init()
  
  Initializes the listeners.
- get
  
  public double get()
  
  Description copied from interface: MutationRate
  
  Returns the mutation rate as a double value.
  
  Specified by:
  
  get in interface MutationRate
  
  Returns:
  
  the mutation rate
- set
  
  public void set(double value)
  
  Description copied from interface: MutationRate
  
  Sets the mutation to a double value.
  
  Specified by:
  
  set in interface MutationRate
  
  Parameters:
  
  value - the new muation rate
- inidividualStateChanged
  
  public void inidividualStateChanged(Individual individual)
  
  Description copied from interface: IndividualStateListener
  
  Invoked if the Individual changes its state.
  
  Specified by:
  
  inidividualStateChanged in interface IndividualStateListener
  
  Parameters:
  
  individual - the individual that changes the state