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» The Ordered Set of Rough Sets
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ICCBR
2003
Springer
14 years 1 months ago
Unifying Weighting and Case Reduction Methods Based on Rough Sets to Improve Retrieval
Case-Based Reasoning systems usually retrieve cases using a similarity function based on K-NN or some derivatives. These functions are sensitive to irrelevant or noisy features. We...
Maria Salamó, Elisabet Golobardes
RSEISP
2007
Springer
14 years 2 months ago
Interpreting Low and High Order Rules: A Granular Computing Approach
The main objective of this paper is to provide a granular computing based interpretation of rules representing two levels of knowledge. This is done by adopting and adapting the de...
Yiyu Yao, Bing Zhou, Yaohua Chen
ISCI
2006
95views more  ISCI 2006»
13 years 8 months ago
Roughness bounds in rough set operations
This paper presents some roughness bounds for rough set operations. The results show that a bound of the set operation can be determined from their operand's roughnesses. We ...
Yingjie Yang, Robert John
ISCI
2010
71views more  ISCI 2010»
13 years 7 months ago
A new extension of fuzzy sets using rough sets: R-fuzzy sets
Yingjie Yang, Chris J. Hinde
RSKT
2007
Springer
14 years 2 months ago
Decision-Theoretic Rough Set Models
Abstract. Decision-theoretic rough set models are a probabilistic extension of the algebraic rough set model. The required parameters for defining probabilistic lower and upper ap...
Yiyu Yao