Approaches for dynamically updating set approximations in dominance based rough sets while condition attributes value coarsening and refining.
Shaoyong LiTianrui LiJunbo ZhangPublished in: ISKE (2010)
Keyphrases
- rough sets
- condition attributes
- dominance relation
- rough set theory
- rough sets theory
- lower and upper approximations
- decision table
- attribute reduction
- decision rules
- fuzzy sets
- granular computing
- data mining
- upper and lower approximations
- approximation spaces
- expert systems
- information retrieval
- optimization algorithm
- fuzzy logic
- set valued
- preprocessing
- upper approximation
- data analysis