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» On the cardinality of fuzzy sets
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EUSFLAT
2007
105views Fuzzy Logic» more  EUSFLAT 2007»
13 years 8 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
13 years 8 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
14 years 2 months 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
14 years 1 months 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»
14 years 22 days ago
The Ordered Set of Rough Sets
Jouni Järvinen