Graded rough set model based on two universes and its properties.
Caihui LiuDuoqian MiaoNan ZhangPublished in: Knowl. Based Syst. (2012)
Keyphrases
- rough sets
- rough set theory
- lower and upper approximations
- fuzzy sets
- decision rules
- attribute reduction
- data mining
- fuzzy rough sets
- granular computing
- fuzzy logic
- rough sets theory
- approximation operators
- pattern recognition
- tool for data mining
- rule induction
- dominance relation
- rough set model
- fuzzy measures
- knowledge reduction
- information entropy
- approximation spaces
- variable precision
- continuous valued attributes
- set pair analysis
- neural network
- decision table
- knowledge discovery
- data analysis
- incremental knowledge acquisition
- upper approximation
- knowledge base
- feature selection