keel.Algorithms.Neural_Networks.NNEP_Common.neuralnet

Class SigmNeuron

java.lang.Object

keel.Algorithms.Neural_Networks.NNEP_Common.neuralnet.LinkedNeuron

keel.Algorithms.Neural_Networks.NNEP_Common.neuralnet.SigmNeuron

All Implemented Interfaces:

INeuron

public class SigmNeuron
extends LinkedNeuron

Represents a sigmoidal neuron of a neural net

Since:

JDK1.5

Version:

0.1

Author:

Written by Pedro Antonio Gutierrez Penya, Aaron Ruiz Mora (University of Cordoba) 17/07/2007

Field Summary

Fields inherited from class keel.Algorithms.Neural_Networks.NNEP_Common.neuralnet.LinkedNeuron

biased, links, weightRange, XML

Constructor Summary

Constructors

Constructor and Description
SigmNeuron() Empty constructor

Method Summary

Modifier and Type	Method and Description
protected double	initInput() Init the input of the neuron (0 or 1 depending on the kind of neuron)
protected double	inputFunction(double input, double in, double weight) Input function of the neuron.
protected double	outputFunction(double input) Output function of the neuron
java.lang.String	toString() Returns a string representation of the SigmNeuron

Methods inherited from class keel.Algorithms.Neural_Networks.NNEP_Common.neuralnet.LinkedNeuron

copy, equals, getLink, getLinks, getNoflinks, getWeightRange, hashCode, isBiased, keepRelevantLinks, operate, operate, randomWeight, setBiased, setLink, setLinks, setWeightRange

Methods inherited from class java.lang.Object

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

Constructor Detail

SigmNeuron

public SigmNeuron()

Empty constructor

Method Detail

initInput

protected double initInput()

Init the input of the neuron (0 or 1 depending on the kind of neuron)

Specified by:

initInput in class LinkedNeuron

Returns:

double Initialized value of the input

inputFunction

protected double inputFunction(double input,
                               double in,
                               double weight)

Input function of the neuron. Update input for each input neuron

Specified by:

inputFunction in class LinkedNeuron

Parameters:

input - Old input

in - Output of the input neuron

weight - Weight of the link to the input neuron

Returns:

double Partial input of the input neuron

outputFunction

protected double outputFunction(double input)

Output function of the neuron

Specified by:

outputFunction in class LinkedNeuron

Parameters:

input - Input of the neuron

Returns:

double Output of the neuron

toString

public java.lang.String toString()

Returns a string representation of the SigmNeuron

Overrides:

toString in class java.lang.Object

Returns:

String Representation of the SigmNeuron