The Axiomatization of the Rough Set Upper Approximation Operations.
Gui-Long LiuPublished in: Fundam. Informaticae (2006)
Keyphrases
- rough sets
- upper approximation
- rough set theory
- fuzzy sets
- lower and upper approximations
- decision rules
- boolean algebra
- rough sets theory
- knowledge reduction
- granular computing
- data mining
- decision table
- information entropy
- attribute reduction
- dominance relation
- equivalence relation
- pattern recognition
- data analysis
- approximation operators
- rule extraction
- approximation spaces
- soft computing
- knowledge discovery
- computer vision