Knowledge reduction of pessimistic multigranulation rough sets in incomplete information systems.
Chengling ZhangJinjin LiYidong LinPublished in: Soft Comput. (2021)
Keyphrases
- knowledge reduction
- rough sets
- rough set theory
- attribute reduction
- rough sets theory
- decision rules
- variable precision rough set model
- decision table
- fuzzy sets
- information entropy
- data mining
- rule induction
- variable precision rough sets
- granular computing
- attribute reduction algorithm
- rule extraction
- pattern recognition
- fuzzy logic
- approximation spaces
- discernibility matrix
- rough set model
- data analysis
- dominance relation
- preprocessing
- continuous valued attributes