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ICCI
1993
13 years 11 months ago
Interval-Set Algebra for Qualitative Knowledge Representation
The notion of interval sets is introduced as a new kind of sets, represented by a pair of sets, namely, the lower and upper bounds. The interval-set algebra may be regarded as a c...
Y. Y. Yao
PREMI
2005
Springer
14 years 1 months ago
Parallel Island Model for Attribute Reduction
Abstract. We develop a framework for parallel computation of the optimal rough set decision reducts from data. We adapt the island model for evolutionary computing. The idea is to ...
Mohammad M. Rahman, Dominik Slezak, Jakub Wroblews...
ISMIS
2003
Springer
14 years 27 days ago
Searching for the Complex Decision Reducts: The Case Study of the Survival Analysis
Generalization of the fundamental rough set discernibility tools aiming at searching for relevant patterns for complex decisions is discussed. As an example of application, there i...
Jan G. Bazan, Andrzej Skowron, Dominik Slezak, Jak...
RSCTC
1993
Springer
161views Fuzzy Logic» more  RSCTC 1993»
13 years 11 months ago
Quantifying Uncertainty of Knowledge Discovered From Databases
This paper focuses on the application of rough set constructs to inductive learning from a database. A design guideline is suggested, which provides users the option to choose app...
Yang Xiang, S. K. Michael Wong, Nick Cercone
RSCTC
2000
Springer
144views Fuzzy Logic» more  RSCTC 2000»
13 years 11 months ago
Valued Tolerance and Decision Rules
In this paper we introduce the concept of valued tolerance as an extension of the usual concept of indiscernibility (which is a crisp equivalence relation) in rough sets theory. So...
Jerzy Stefanowski, Alexis Tsoukiàs