dlife.nn
Class UnipolarNeuron

java.lang.Object
  dlife.nn.UnipolarNeuron

All Implemented Interfaces:

Neuron, Serializable

public class UnipolarNeuron
extends Object
implements Neuron

Implementation of a unipolar transfer function for a Neuron. This Neuron has the transfer function:

• If x <= 0 then the output is 0
• If x > 0 then the output is 1

Version:

Feb 2, 2007

Author:

Grant Braught, Dickinson College

See Also:

Serialized Form

Constructor Summary

UnipolarNeuron()

Method Summary

double	dfdx(double x) The derivative of the UnipolarNeuron transfer function does not exist.
double	f(double x) The transfer function of the UnipolarNeuron.

Methods inherited from class java.lang.Object

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

Constructor Detail

UnipolarNeuron

public UnipolarNeuron()

Method Detail

dfdx

public double dfdx(double x)

The derivative of the UnipolarNeuron transfer function does not exist.

Specified by:

dfdx in interface Neuron

Parameters:

x - the input to the derivative.

Returns:

the output of the derivative.

Throws:

UnsupportedOperationException - always.

f

public double f(double x)

The transfer function of the UnipolarNeuron.

Specified by:

f in interface Neuron

Parameters:

x - the input to this Neuron.

Returns:

the output of the unipolar neuron for input x.