Dynamic information system and its rough set model based on time sequence.
Xiaowei HeLiming XuWenzhong ShenPublished in: GrC (2006)
Keyphrases
- rough sets
- rough set theory
- information systems
- attribute reduction
- decision rules
- data mining
- fuzzy sets
- granular computing
- rough sets theory
- dominance relation
- data analysis
- tool for data mining
- information entropy
- rule induction
- equivalence relation
- fuzzy rough sets
- upper approximation
- decision table
- knowledge reduction
- continuous valued attributes
- variable precision rough set
- set pair analysis
- expert systems
- pattern recognition
- decision trees
- decision making
- computer vision
- machine learning
- real world
- neural network