fuzzydl

Class DefuzzifyQuery

java.lang.Object

fuzzydl.Query

fuzzydl.DefuzzifyQuery

Direct Known Subclasses:

LomDefuzzifyQuery, MomDefuzzifyQuery, SomDefuzzifyQuery

public abstract class DefuzzifyQuery
extends Query

Defuzzification query.

Author:

Fernando Bobillo

Constructor Summary

Constructors

Constructor and Description
DefuzzifyQuery(Concept c, Individual ind, java.lang.String featureName)

Method Summary

Modifier and Type	Method and Description
abstract Expression	getObjExpression(Variable q) Gets the objective expression.
void	preprocess(KnowledgeBase kb) Performs some preprocessing steps of the query over a fuzzy KB.
Solution	solve(KnowledgeBase kb) Solves the query over a fuzzy KB.

Methods inherited from class fuzzydl.Query

getTotalTime, setInitialTime, setTotalTime, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DefuzzifyQuery

public DefuzzifyQuery(Concept c,
                      Individual ind,
                      java.lang.String featureName)

Method Detail

preprocess

public void preprocess(KnowledgeBase kb)
                throws FuzzyOntologyException,
                       InconsistentOntologyException

Description copied from class: Query

Performs some preprocessing steps of the query over a fuzzy KB.

Specified by:

preprocess in class Query

Parameters:

kb - A fuzzy KB.

Throws:

FuzzyOntologyException - fuzzy ontology exception.

InconsistentOntologyException - Inconsistent ontology.

solve

public Solution solve(KnowledgeBase kb)
               throws FuzzyOntologyException

Description copied from class: Query

Solves the query over a fuzzy KB.

Specified by:

solve in class Query

Parameters:

kb - A fuzzy KB.

Returns:

An optimal solution to the query.

Throws:

FuzzyOntologyException - fuzzy ontology exception.

getObjExpression

public abstract Expression getObjExpression(Variable q)

Gets the objective expression.

Parameters:

q - Variable taking part in the query.

Returns:

Objective expression.