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» Rough Sets and 3-Valued Logics
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SLOGICA
2008
116views more  SLOGICA 2008»
13 years 4 months ago
Rough Sets and 3-Valued Logics
In the paper we explore the idea of describing Pawlak's rough sets using three-valued logic, whereby the value t corresponds to the positive region of a set, the value f -- to...
Arnon Avron, Beata Konikowska
COSIT
2009
Springer
165views GIS» more  COSIT 2009»
13 years 11 months ago
To Be and Not To Be: 3-Valued Relations on Graphs
Spatial information requires models which allow us to answer ‘maybe’ to questions asking whether a location lies within a region. At the same time, models must account for data...
John G. Stell
RSCTC
2004
Springer
157views Fuzzy Logic» more  RSCTC 2004»
13 years 10 months ago
Rough Approximations under Level Fuzzy Sets
The combination of fuzzy set and rough set theories lead to various models. Functional and set approaches are two categories based on different fuzzy representations. In this pape...
W.-N. Liu, Jingtao Yao, Yiyu Yao
RSCTC
2004
Springer
131views Fuzzy Logic» more  RSCTC 2004»
13 years 10 months ago
The Ordered Set of Rough Sets
Jouni Järvinen