Generalization of Pawlak's rough approximation spaces by using ij-χ-open sets and its applications.
Osama TantawyMaha Abd AllahAshraf NawarPublished in: J. Intell. Fuzzy Syst. (2017)
Keyphrases
- approximation spaces
- rough sets
- rough set theory
- equivalence relation
- set theoretic
- topological spaces
- concept lattice
- fuzzy sets
- granular computing
- binary relations
- information entropy
- information granules
- rough mereology
- approximation operators
- fuzzy rough sets
- decision rules
- data sets
- rough sets theory
- attribute reduction
- genetic programming
- computational intelligence
- approximate reasoning
- formal concept analysis
- data analysis
- artificial intelligence
- vague concepts
- information retrieval