Duality, conjugacy and adjointness of approximation operators in covering-based rough sets.
Mauricio RestrepoChris CornelisJonatan GómezPublished in: Int. J. Approx. Reason. (2014)
Keyphrases
- rough sets
- approximation operators
- upper approximation
- rough set approximations
- fuzzy rough sets
- rough set theory
- attribute reduction
- fuzzy sets
- approximation spaces
- upper and lower approximations
- decision rules
- granular computing
- data mining
- lower and upper approximations
- decision table
- information entropy
- rough fuzzy
- dominance relation
- data analysis
- pattern recognition
- fuzzy logic
- neural network
- rule extraction
- set theoretic
- soft computing
- rule generation
- information systems
- information processing