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» On the cardinality of fuzzy sets
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EUSFLAT
2007
105views Fuzzy Logic» more  EUSFLAT 2007»
15 years 7 months ago
Representing Incomplete Knowledge about Fuzzy Sets
This paper deals with interval-valued fuzzy sets and I-fuzzy sets, Atanassov's intuitionistic fuzzy sets. They are treated in a systematic way as two, formally equivalent, na...
Maciej Wygralak
EUSFLAT
2003
15 years 7 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
COCOON
2009
Springer
16 years 19 days ago
On Finding Small 2-Generating Sets
Given a set of positive integers S, we consider the problem of finding a minimum cardinality set of positive integers X (called a minimum 2-generating set of S) s.t. every element...
Isabelle Fagnot, Guillaume Fertin, Stéphane...
KI
2009
Springer
16 years 18 days ago
Toward Heterogeneous Cardinal Direction Calculus
Cardinal direction relations are binary spatial relations determined under an extrinsically-defined direction system (e.g., north of). We already have point-based and region-based ...
Yohei Kurata, Hui Shi
RSCTC
2004
Springer
131views Fuzzy Logic» more  RSCTC 2004»
15 years 11 months ago
The Ordered Set of Rough Sets
Jouni Järvinen