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EUSFLAT
2009
131views Fuzzy Logic» more  EUSFLAT 2009»
13 years 2 months ago
Preservation of Properties of Interval-Valued Fuzzy Relations
The goal of this paper is to consider properties of the composition of interval-valued fuzzy relations which were introduced by L.A. Zadeh in 1975. Fuzzy set theory turned out to b...
Barbara Pekala
WOLLIC
2007
Springer
13 years 10 months ago
Interval Valued QL-Implications
Abstract: The aim of this work is to analyze the relationship between interval QL-implications and interval D-implications, studying some properties that relate these concepts. We ...
Renata Hax Sander Reiser, Graçaliz Pereira ...
EUSFLAT
2007
131views Fuzzy Logic» more  EUSFLAT 2007»
13 years 6 months ago
Preservation of Graded Properties of Fuzzy Relations by Aggregation Functions
We study graded properties (α–properties) of fuzzy relations, which are parameterized versions of fuzzy relation properties defined by L.A. Zadeh. Namely, we take into account...
Urszula Dudziak
EUSFLAT
2003
13 years 6 months ago
On the preservation of monotonicity by extended mappings
Images of fuzzy relations provide powerful access to fuzzifications of properties of and/or relationships between fuzzy sets. As an important example, images of fuzzy orderings c...
Ulrich Bodenhofer
WILF
2005
Springer
96views Fuzzy Logic» more  WILF 2005»
13 years 10 months ago
Imprecise Temporal Interval Relations
Abstract. When the time span of an event is imprecise, it can be represented by a fuzzy set, called a fuzzy time interval. In this paper we propose a representation for 13 relation...
Steven Schockaert, Martine De Cock, Etienne E. Ker...