yawn.nn.mlp
Class SigmoidNode

java.lang.Object
  yawn.nn.NeuralNode
      yawn.nn.mlp.PerceptronNode
          yawn.nn.mlp.SigmoidNode

public class SigmoidNode
extends PerceptronNode

$Id: SigmoidNode.java,v 1.7 2005/04/07 17:28:07 supermarti Exp $

Version:

$Revision: 1.7 $

Author:

Luis Martí (luis dot marti at uc3m dot es)

Field Summary

Fields inherited from class yawn.nn.mlp.PerceptronNode

maxWeightValue, minWeightValue, momentum, weights

Fields inherited from class yawn.nn.NeuralNode

input, inputSize

Constructor Summary

SigmoidNode()

SigmoidNode(int inputSize)

Method Summary

protected double	df(double x)
protected double	f(double x)

Methods inherited from class yawn.nn.mlp.PerceptronNode

activationFunction, adapt, calculateHiddenLayerDelta, calculateOutputLayerDelta, getMaxWeightValue, getMinWeightValue, getWeights, setInputSize, setMaxWeightValue, setMinWeightValue, setWeights

Methods inherited from class yawn.nn.NeuralNode

getInputSize, output, reset, setInput, setInputElement

Methods inherited from class java.lang.Object

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

Constructor Detail

SigmoidNode

public SigmoidNode(int inputSize)

Parameters:

inputSize -

SigmoidNode

public SigmoidNode()

Method Detail

df

protected double df(double x)

Specified by:

df in class PerceptronNode

f

protected double f(double x)

Specified by:

f in class PerceptronNode