net.sourceforge.jFuzzyLogic.membership
Class MembershipFunctionSingleton

java.lang.Object
  net.sourceforge.jFuzzyLogic.membership.MembershipFunction
      net.sourceforge.jFuzzyLogic.membership.MembershipFunctionDiscrete
          net.sourceforge.jFuzzyLogic.membership.MembershipFunctionSingleton

public class MembershipFunctionSingleton
extends MembershipFunctionDiscrete

Singleton membership function

Author:

pcingola@users.sourceforge.net

Field Summary

Fields inherited from class net.sourceforge.jFuzzyLogic.membership.MembershipFunction

discrete, parameters, universeMax, universeMin

Constructor Summary

MembershipFunctionSingleton(double valueX, double valueY)
Constructor for a simple (only one value) singleton

Method Summary

boolean	checkParamters(java.lang.StringBuffer errors)
void	estimateUniverse() Try to guess the universe (if not setted)
java.util.Iterator<java.lang.Double>	iterator() Create an iterator for every discrete value (x values)
double	membership(double in) Get membership function's value.
double	membership(int index) Memebership function for point number 'index'
int	size() Number of points in this function
java.lang.String	toString()
java.lang.String	toStringFCL() FCL representation
double	valueX(int index) Value 'x' for point number 'index'

Methods inherited from class net.sourceforge.jFuzzyLogic.membership.MembershipFunctionDiscrete

chart

Methods inherited from class net.sourceforge.jFuzzyLogic.membership.MembershipFunction

getName, getParameter, getParametersLength, getUniverseMax, getUniverseMin, isDiscrete, setDiscrete, setParameter, setUniverseMax, setUniverseMin

Methods inherited from class java.lang.Object

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

Constructor Detail

MembershipFunctionSingleton

public MembershipFunctionSingleton(double valueX,
                                   double valueY)

Constructor for a simple (only one value) singleton

Parameters:

valueX -

valueY -

Method Detail

checkParamters

public boolean checkParamters(java.lang.StringBuffer errors)

Specified by:

checkParamters in class MembershipFunction

estimateUniverse

public void estimateUniverse()

Description copied from class: MembershipFunction

Try to guess the universe (if not setted)

Specified by:

estimateUniverse in class MembershipFunction

iterator

public java.util.Iterator<java.lang.Double> iterator()

Description copied from class: MembershipFunctionDiscrete

Create an iterator for every discrete value (x values)

Specified by:

iterator in class MembershipFunctionDiscrete

Returns:

An iterator

See Also:

MembershipFunctionDiscrete.iterator()

membership

public double membership(double in)

Description copied from class: MembershipFunction

Get membership function's value.

Specified by:

membership in class MembershipFunction

Parameters:

in - : Variable's 'x' value Note: Output mu be in range [0,1]

See Also:

MembershipFunction.membership(double)

membership

public double membership(int index)

Description copied from class: MembershipFunctionDiscrete

Memebership function for point number 'index'

Specified by:

membership in class MembershipFunctionDiscrete

See Also:

MembershipFunctionDiscrete.membership(int)

size

public int size()

Description copied from class: MembershipFunctionDiscrete

Number of points in this function

Specified by:

size in class MembershipFunctionDiscrete

toString

public java.lang.String toString()

Overrides:

toString in class MembershipFunction

See Also:

Object.toString()

valueX

public double valueX(int index)

Description copied from class: MembershipFunctionDiscrete

Value 'x' for point number 'index'

Specified by:

valueX in class MembershipFunctionDiscrete

toStringFCL

public java.lang.String toStringFCL()

FCL representation

Specified by:

toStringFCL in class MembershipFunction