… in clustering analysis and fuzzy controllers. Uncertainty is captured by fuzzy sets in the
framework of possibility theory. The membership function of a fuzzy set is also sometimes a kind …

… This paper presents a semantic characterization of the major concepts and constructs of fuzzy
logic in terms of notions of similarity, closeness, and proximity between possible states of a …

… semantic framework for fuzzy sets in the theory of rough sets. Rough membership functions
are viewed as a special type of fuzzy … The relationships between fuzzy membership functions …

… The purpose of the present paper is to suggest a possible approach to this problem based
on the theory of fuzzy sets [33-42]. It should be stressed, however, that our ideas, as described …

… of fuzzy sets and rough sets. As pointed out recently by Zadeh [34], fuzzy logic has many facets:
the logical facet, the set-… The possible-world semantics is used to construct fuzzy sets and …

… fuzzy topological space. Then a family ~[E,,~ of fuzzy sets in t~M,, is called a cover of a fuzzy
set X if and … The semantics generate fuzzy sets which indicate a subjective perception of the …

… Fuzzy Sets and Fuzzy Logic in a proper perspective, it is necessary to clarify a point of semantics
which relates to the meanings of fuzzy sets … , we consider three fuzzy sets that represent …

… The problem of combining fuzzy sets may seem to be a very restricted one, and not related
to practical problems, if we consider a fuzzy set only as a mathematical concept. However, …

… Description Logics) in which concepts are interpreted as fuzzy sets. These are only a few
examples of using Fuzzy Logic in the Semantic Web and many more extended developments …

… to fuzzy logic. In [15] paper, on the foundations of fuzzy logic, Zadeh states that fuzzy logic
has four major facets… Its first and most common facet is the set-theoretic. In this perspective, …