Catalano.Fuzzy

Class SingletonFunction

java.lang.Object

Catalano.Fuzzy.SingletonFunction

All Implemented Interfaces:

IMembershipFunction

public class SingletonFunction
extends java.lang.Object
implements IMembershipFunction

Membership function used in fuzzy singletons: fuzzy sets that have just one point with membership value 1.

Constructor Summary

Constructors

Constructor and Description
SingletonFunction(float support) Initializes a new instance of the SingletonFunction class.

Method Summary

Modifier and Type	Method and Description
float	GetMembership(float x) Calculate membership of a given value to the fuzzy set.
float	LeftLimit() The leftmost x value of the membership function.
float	RightLimit() The rightmost x value of the membership function.

Methods inherited from class java.lang.Object

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

Constructor Detail

SingletonFunction

public SingletonFunction(float support)

Initializes a new instance of the SingletonFunction class.

Parameters:

support - Support is the only value of x where the membership function is 1.

Method Detail

GetMembership

public float GetMembership(float x)

Description copied from interface: IMembershipFunction

Calculate membership of a given value to the fuzzy set.

Specified by:

GetMembership in interface IMembershipFunction

Parameters:

x - Value which membership will to be calculated.

Returns:

Degree of membership [0..1] of the value to the fuzzy set.

LeftLimit

public float LeftLimit()

Description copied from interface: IMembershipFunction

The leftmost x value of the membership function.

Specified by:

LeftLimit in interface IMembershipFunction

Returns:

x.

RightLimit

public float RightLimit()

Description copied from interface: IMembershipFunction

The rightmost x value of the membership function.

Specified by:

RightLimit in interface IMembershipFunction

Returns:

x.