net.sourceforge.jFuzzyLogic.rule
Class Variable

java.lang.Object
  net.sourceforge.jFuzzyLogic.rule.Variable

All Implemented Interfaces:

java.lang.Comparable

public class Variable
extends java.lang.Object
implements java.lang.Comparable

Fuzzy variable

Author:

pcingola@users.sourceforge.net

Field Summary

(package private) double	defaultValue Default value, when no change
(package private) Defuzzifier	defuzzifier Defuzzifier class
(package private) double	latestDefuzzifiedValue Latest defuzzified value
(package private) java.util.HashMap<java.lang.String,LinguisticTerm>	linguisticTerms Terms for this variable
(package private) java.lang.String	name Variable name
(package private) RuleAggregationMethod	ruleAggregationMethod Rule aggregation method
(package private) double	universeMax Universe max (range max)
(package private) double	universeMin Universe min (range min)
(package private) double	value Variable's value

Constructor Summary

Variable(java.lang.String name)
Default constructor

Variable(java.lang.String name, double universeMin, double universeMax)
Default constructor

Method Summary

Variable	add(LinguisticTerm linguisticTerm) Adds a termName to this variable
Variable	add(java.lang.String termName, MembershipFunction membershipFunction) Adds a termName to this variable
org.jfree.chart.JFreeChart	chart(boolean showIt) Create a chart showing each linguistic term
org.jfree.chart.JFreeChart	chartDefuzzifier(boolean showIt) Create a chart showing defuzzifier
int	compareTo(java.lang.Object anotherVariable)
double	defuzzify() Defuzzify this (output) variable
void	estimateUniverse() Estimate unverse
double	getDefaultValue()
Defuzzifier	getDefuzzifier()
double	getLatestDefuzzifiedValue()
LinguisticTerm	getLinguisticTerm(java.lang.String termName) Get 'termName' linguistic term
java.util.HashMap<java.lang.String,LinguisticTerm>	getLinguisticTerms()
double	getMembership(java.lang.String termName) Evaluate 'termName' membershipfunction at 'value'
MembershipFunction	getMembershipFunction(java.lang.String termName) Get 'termName' membershipfunction
java.lang.String	getName()
RuleAggregationMethod	getRuleAggregationMethod()
double	getUniverseMax()
double	getUniverseMin()
double	getValue()
java.util.Iterator	iteratorLinguisticTermNames() Get a 'linguisticTerms' iterator (by name)
java.util.Iterator	iteratorLinguisticTermNamesSorted() Get a 'linguisticTerms' iterator (by name)
void	reset() Reset defuzzifier (if any)
void	setDefaultValue(double defualtValue)
void	setDefuzzifier(Defuzzifier deffuzifier)
void	setLatestDefuzzifiedValue(double latestDefuzzifiedValue)
void	setLinguisticTerms(java.util.HashMap<java.lang.String,LinguisticTerm> linguisticTerms)
void	setName(java.lang.String name)
void	setRuleAggregationMethod(RuleAggregationMethod ruleAggregationMethod)
void	setUniverseMax(double universeMax)
void	setUniverseMin(double universeMin)
void	setValue(double value)
java.lang.String	toString() Printable string

Methods inherited from class java.lang.Object

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

Field Detail

defaultValue

double defaultValue

Default value, when no change

defuzzifier

Defuzzifier defuzzifier

Defuzzifier class

latestDefuzzifiedValue

double latestDefuzzifiedValue

Latest defuzzified value

linguisticTerms

java.util.HashMap<java.lang.String,LinguisticTerm> linguisticTerms

Terms for this variable

name

java.lang.String name

Variable name

ruleAggregationMethod

RuleAggregationMethod ruleAggregationMethod

Rule aggregation method

universeMax

double universeMax

Universe max (range max)

universeMin

double universeMin

Universe min (range min)

value

double value

Variable's value

Constructor Detail

Variable

public Variable(java.lang.String name)

Default constructor

Parameters:

name - : Variable's name

Variable

public Variable(java.lang.String name,
                double universeMin,
                double universeMax)

Default constructor

Parameters:

name - : Variable's name

Method Detail

add

public Variable add(LinguisticTerm linguisticTerm)

Adds a termName to this variable

Parameters:

linguisticTerm - : Linguistic term to add

Returns:

this variable

add

public Variable add(java.lang.String termName,
                    MembershipFunction membershipFunction)

Adds a termName to this variable

Parameters:

termName - : FuzzyRuleTerm name

membershipFunction - : membershipFunction for this termName

Returns:

this variable

chart

public org.jfree.chart.JFreeChart chart(boolean showIt)

Create a chart showing each linguistic term

Parameters:

showIt - : If true, plot is displayed

chartDefuzzifier

public org.jfree.chart.JFreeChart chartDefuzzifier(boolean showIt)

Create a chart showing defuzzifier

Parameters:

showIt - : If true, plot is displayed

compareTo

public int compareTo(java.lang.Object anotherVariable)

Specified by:

compareTo in interface java.lang.Comparable

defuzzify

public double defuzzify()

Defuzzify this (output) variable

estimateUniverse

public void estimateUniverse()

Estimate unverse

getDefaultValue

public double getDefaultValue()

getDefuzzifier

public Defuzzifier getDefuzzifier()

getLatestDefuzzifiedValue

public double getLatestDefuzzifiedValue()

getLinguisticTerm

public LinguisticTerm getLinguisticTerm(java.lang.String termName)

Get 'termName' linguistic term

getLinguisticTerms

public java.util.HashMap<java.lang.String,LinguisticTerm> getLinguisticTerms()

getMembership

public double getMembership(java.lang.String termName)

Evaluate 'termName' membershipfunction at 'value'

getMembershipFunction

public MembershipFunction getMembershipFunction(java.lang.String termName)

Get 'termName' membershipfunction

getName

public java.lang.String getName()

getRuleAggregationMethod

public RuleAggregationMethod getRuleAggregationMethod()

getUniverseMax

public double getUniverseMax()

getUniverseMin

public double getUniverseMin()

getValue

public double getValue()

iteratorLinguisticTermNames

public java.util.Iterator iteratorLinguisticTermNames()

Get a 'linguisticTerms' iterator (by name)

iteratorLinguisticTermNamesSorted

public java.util.Iterator iteratorLinguisticTermNamesSorted()

Get a 'linguisticTerms' iterator (by name)

reset

public void reset()

Reset defuzzifier (if any)

setDefaultValue

public void setDefaultValue(double defualtValue)

setDefuzzifier

public void setDefuzzifier(Defuzzifier deffuzifier)

setLatestDefuzzifiedValue

public void setLatestDefuzzifiedValue(double latestDefuzzifiedValue)

setLinguisticTerms

public void setLinguisticTerms(java.util.HashMap<java.lang.String,LinguisticTerm> linguisticTerms)

setName

public void setName(java.lang.String name)

setRuleAggregationMethod

public void setRuleAggregationMethod(RuleAggregationMethod ruleAggregationMethod)

setUniverseMax

public void setUniverseMax(double universeMax)

setUniverseMin

public void setUniverseMin(double universeMin)

setValue

public void setValue(double value)

toString

public java.lang.String toString()

Printable string

Overrides:

toString in class java.lang.Object

See Also:

Object.toString()