org.joone.engine
Class RpropLearner

java.lang.Object
  org.joone.engine.AbstractLearner
      org.joone.engine.ExtendableLearner
          org.joone.engine.RpropLearner

All Implemented Interfaces:

java.io.Serializable, Learner

public class RpropLearner
extends ExtendableLearner

This class implements the RPROP learning algorithm.

Author:

Boris Jansen

See Also:

Serialized Form

Field Summary

Fields inherited from class org.joone.engine.ExtendableLearner

theDeltaRuleExtenders, theGradientExtenders, theUpdateWeightExtender

Fields inherited from class org.joone.engine.AbstractLearner

learnable, learnableLayer, learnableSynapse, monitor

Constructor Summary

RpropLearner()
Creates a new instance of RpropLearner

RpropLearner(RpropParameters aParameters)
Creates a new instance of RpropLearner.

Method Summary

RpropParameters	getParameters()
protected void	reinit() Deprecated. used for backward compatibility
void	setParameters(RpropParameters aParameters)
protected double	sign(double d) Gets the sign of a double.

Methods inherited from class org.joone.engine.ExtendableLearner

addDeltaRuleExtender, addGradientExtender, getDefaultDelta, getDefaultDelta, getDefaultGradientBias, getDefaultGradientWeight, getDelta, getDelta, getGradientBias, getGradientWeight, getLearningRate, getLearningRate, getUpdateWeightExtender, postBiasUpdate, postBiasUpdateImpl, postWeightUpdate, postWeightUpdateImpl, preBiasUpdate, preBiasUpdateImpl, preWeightUpdate, preWeightUpdateImpl, requestBiasUpdate, requestWeightUpdate, setUpdateWeightExtender, updateBias, updateWeight

Methods inherited from class org.joone.engine.AbstractLearner

getLayer, getMonitor, getSynapse, registerLearnable, setMonitor

Methods inherited from class java.lang.Object

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

Constructor Detail

RpropLearner

public RpropLearner()

Creates a new instance of RpropLearner

RpropLearner

public RpropLearner(RpropParameters aParameters)

Creates a new instance of RpropLearner.

Parameters:

aParameters - the parameter for this learning algorithm.

Method Detail

reinit

protected void reinit()

Deprecated. used for backward compatibility

getParameters

public RpropParameters getParameters()

setParameters

public void setParameters(RpropParameters aParameters)

sign

protected double sign(double d)

Gets the sign of a double. return the sign of a double (-1, 0, 1).