net.sourceforge.jabm.learning
Class WidrowHoffLearnerWithMomentum

java.lang.Object
  net.sourceforge.jabm.learning.AbstractLearner
      net.sourceforge.jabm.learning.WidrowHoffLearner
          net.sourceforge.jabm.learning.WidrowHoffLearnerWithMomentum

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, ContinuousLearner, Learner, MimicryLearner, Prototypeable

public class WidrowHoffLearnerWithMomentum
extends WidrowHoffLearner
implements java.io.Serializable

See Also:

Serialized Form

Field Summary

protected double	gamma cumulative discounted delta
protected double	momentum

Fields inherited from class net.sourceforge.jabm.learning.WidrowHoffLearner

currentOutput, DEFAULT_LEARNING_RATE, delta, learningRate, randomParamDistribution

Fields inherited from class net.sourceforge.jabm.learning.AbstractLearner

monitor

Constructor Summary

WidrowHoffLearnerWithMomentum()

WidrowHoffLearnerWithMomentum(cern.jet.random.AbstractContinousDistribution randomParamDistribution)

WidrowHoffLearnerWithMomentum(double learningRate, cern.jet.random.AbstractContinousDistribution randomParamDistribution)

Method Summary

double	getMomentum()
void	initialise()
void	randomInitialise() Initialise with random values for free parameters
void	setMomentum(double momentum)
java.lang.String	toString()
void	train(double target) Provide a training signal to the learning algorithm.

Methods inherited from class net.sourceforge.jabm.learning.WidrowHoffLearner

act, delta, dumpState, getCurrentOutput, getDelta, getLearningDelta, getLearningRate, getRandomParamDistribution, protoClone, reset, setLearningRate, setOutputLevel, setRandomParamDistribution

Methods inherited from class net.sourceforge.jabm.learning.AbstractLearner

monitor

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.sourceforge.jabm.learning.Learner

monitor

Field Detail

gamma

protected double gamma

cumulative discounted delta

momentum

protected double momentum

Constructor Detail

WidrowHoffLearnerWithMomentum

public WidrowHoffLearnerWithMomentum(cern.jet.random.AbstractContinousDistribution randomParamDistribution)

WidrowHoffLearnerWithMomentum

public WidrowHoffLearnerWithMomentum(double learningRate,
                                     cern.jet.random.AbstractContinousDistribution randomParamDistribution)

WidrowHoffLearnerWithMomentum

public WidrowHoffLearnerWithMomentum()

Method Detail

initialise

public void initialise()

Overrides:

initialise in class WidrowHoffLearner

train

public void train(double target)

Description copied from interface: MimicryLearner

Provide a training signal to the learning algorithm.

Specified by:

train in interface MimicryLearner

Overrides:

train in class WidrowHoffLearner

randomInitialise

public void randomInitialise()

Description copied from interface: MimicryLearner

Initialise with random values for free parameters

Specified by:

randomInitialise in interface MimicryLearner

Overrides:

randomInitialise in class WidrowHoffLearner

getMomentum

public double getMomentum()

setMomentum

public void setMomentum(double momentum)

toString

public java.lang.String toString()

Overrides:

toString in class WidrowHoffLearner