org.neuroph.core.transfer

Class Trapezoid

java.lang.Object

org.neuroph.core.transfer.TransferFunction

org.neuroph.core.transfer.Trapezoid

All Implemented Interfaces:

java.io.Serializable

public class Trapezoid
extends TransferFunction
implements java.io.Serializable

Fuzzy trapezoid neuron tranfer function.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Trapezoid() Creates an instance of Trapezoid transfer function
Trapezoid(double leftLow, double leftHigh, double rightLow, double rightHigh) Creates an instance of Trapezoid transfer function with the specified setting.
Trapezoid(Properties properties) Creates an instance of Trapezoid transfer function with the specified properties.

Method Summary

Modifier and Type	Method and Description
double	getLeftHigh() Returns left high point of trapezoid function
double	getLeftLow() Returns left low point of trapezoid function
double	getOutput(double net) Returns the ouput of this function.
double	getRightHigh() Returns right high point of trapezoid function
double	getRightLow() Returns right low point of trapezoid function
void	setLeftHigh(double leftHigh) Sets left high point of trapezoid function
void	setLeftLow(double leftLow) Sets left low point of trapezoid function
void	setRightHigh(double rightHigh) Sets right high point of trapezoid function
void	setRightLow(double rightLow) Sets right low point of trapezoid function

Methods inherited from class org.neuroph.core.transfer.TransferFunction

getDerivative

Methods inherited from class java.lang.Object

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

Constructor Detail

Trapezoid

public Trapezoid()

Creates an instance of Trapezoid transfer function

Trapezoid

public Trapezoid(double leftLow,
                 double leftHigh,
                 double rightLow,
                 double rightHigh)

Creates an instance of Trapezoid transfer function with the specified setting.

Trapezoid

public Trapezoid(Properties properties)

Creates an instance of Trapezoid transfer function with the specified properties.

Method Detail

getOutput

public double getOutput(double net)

Description copied from class: TransferFunction

Returns the ouput of this function.

Specified by:

getOutput in class TransferFunction

Parameters:

net - total input

setLeftLow

public void setLeftLow(double leftLow)

Sets left low point of trapezoid function

Parameters:

leftLow - left low point of trapezoid function

setLeftHigh

public void setLeftHigh(double leftHigh)

Sets left high point of trapezoid function

Parameters:

leftHigh - left high point of trapezoid function

setRightLow

public void setRightLow(double rightLow)

Sets right low point of trapezoid function

Parameters:

rightLow - right low point of trapezoid function

setRightHigh

public void setRightHigh(double rightHigh)

Sets right high point of trapezoid function

Parameters:

rightHigh - right high point of trapezoid function

getLeftLow

public double getLeftLow()

Returns left low point of trapezoid function

Returns:

left low point of trapezoid function

getLeftHigh

public double getLeftHigh()

Returns left high point of trapezoid function

Returns:

left high point of trapezoid function

getRightLow

public double getRightLow()

Returns right low point of trapezoid function

Returns:

right low point of trapezoid function

getRightHigh

public double getRightHigh()

Returns right high point of trapezoid function

Returns:

right high point of trapezoid function