yawn.nn.committee
Class NetworkCommittee

java.lang.Object
  yawn.nn.NeuralNetwork
      yawn.nn.committee.NetworkCommittee

All Implemented Interfaces:

java.io.Serializable

public class NetworkCommittee
extends NeuralNetwork

A committe or set of neural networks to be trained and used concurrently to provide a consistent learning experiment and predictions. $Id: NetworkCommittee.java,v 1.5 2005/04/07 17:28:07 supermarti Exp $

Version:

$Revision: 1.5 $

Author:

Luis Martí (luis dot marti at uc3m dot es)

See Also:

Serialized Form

Nested Class Summary

class

NetworkCommittee.TrainRunner Utility class for multi-threaded training of neural networks.

Field Summary

protected CommitteeFunction	combinationFunction the function used to combine the results from each committe member
protected java.util.List	committee
protected boolean	serialProcessing

Constructor Summary

NetworkCommittee()

NetworkCommittee(CommitteeFunction combinationFunction)

Method Summary

void	addCommitteeMembers(NeuralNetwork member)
CommitteeFunction	getCombinationFunction()
java.util.List	getCommitteMembers()
int	getCommitteSize()
int	getInputSize()
java.lang.String	getNeuralNetworkName() Returns a human readable
int	getOutputSize()
boolean	isSerialProcessing()
void	oneLearningStep(Pattern input, Pattern output) this has no sense in this context, throws an UnsupportedOperationException by default.
Pattern	predict(Pattern input) Computes a network prediction
void	setCombinationFunction(CommitteeFunction combinationFunction)
void	setSerialProcessing(boolean serialProcessing)
void	setup(NeuralNetworkConfig config)
void	train(InputOutputPattern[] iop) Trains the network until the stop criteria is met.
NeuralNetworkConfig	yieldConfiguration()

Methods inherited from class yawn.nn.NeuralNetwork

getAdapting, getStatisticsFacility, isAdapting, setAdapting, setStatisticsFacility

Methods inherited from class java.lang.Object

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

Field Detail

combinationFunction

protected CommitteeFunction combinationFunction

the function used to combine the results from each committe member

committee

protected java.util.List committee

serialProcessing

protected boolean serialProcessing

Constructor Detail

NetworkCommittee

public NetworkCommittee()

NetworkCommittee

public NetworkCommittee(CommitteeFunction combinationFunction)

Method Detail

addCommitteeMembers

public void addCommitteeMembers(NeuralNetwork member)

getCommitteMembers

public java.util.List getCommitteMembers()

oneLearningStep

public void oneLearningStep(Pattern input,
                            Pattern output)

this has no sense in this context, throws an UnsupportedOperationException by default.

Specified by:

oneLearningStep in class NeuralNetwork

Parameters:

input - The network input.

output - The desired output.

predict

public Pattern predict(Pattern input)

Description copied from class: NeuralNetwork

Computes a network prediction

Specified by:

predict in class NeuralNetwork

Parameters:

input - The input to propagate.

Returns:

the network output.

See Also:

NeuralNetwork.predict(yawn.util.Pattern)

train

public void train(InputOutputPattern[] iop)

Description copied from class: NeuralNetwork

Trains the network until the stop criteria is met.

Specified by:

train in class NeuralNetwork

Parameters:

iop - The training set to be learned.

See Also:

NeuralNetwork.train(yawn.util.InputOutputPattern[])

getCombinationFunction

public CommitteeFunction getCombinationFunction()

Returns:

Returns the combinationFunction.

getCommitteSize

public int getCommitteSize()

Returns:

Returns the committeSize.

getNeuralNetworkName

public java.lang.String getNeuralNetworkName()

Description copied from class: NeuralNetwork

Returns a human readable

Specified by:

getNeuralNetworkName in class NeuralNetwork

Returns:

The name

setCombinationFunction

public void setCombinationFunction(CommitteeFunction combinationFunction)

Parameters:

combinationFunction - The combinationFunction to set.

getInputSize

public int getInputSize()

Specified by:

getInputSize in class NeuralNetwork

getOutputSize

public int getOutputSize()

Specified by:

getOutputSize in class NeuralNetwork

setup

public void setup(NeuralNetworkConfig config)
           throws ConfigurationException

Specified by:

setup in class NeuralNetwork

Throws:

ConfigurationException

yieldConfiguration

public NeuralNetworkConfig yieldConfiguration()

Specified by:

yieldConfiguration in class NeuralNetwork

See Also:

NeuralNetwork.yieldConfiguration()

isSerialProcessing

public boolean isSerialProcessing()

Returns:

Returns the serialProcessing.

setSerialProcessing

public void setSerialProcessing(boolean serialProcessing)

Parameters:

serialProcessing - The serialProcessing to set.