序信息系统下基于精度与程度"逻辑与"和"逻辑或"的粗糙集 (Rough Set Model Based on Logical And Operator and Logical Disjunct Operator of Variable Precision and Grade in Ordered Information System).
Jianhang YuWeihua XuPublished in: 计算机科学 (2016)
Keyphrases
- rough sets
- variable precision
- decision table
- rough set theory
- upper approximation
- dominance relation
- variable precision rough set
- reduction method
- attribute reduction
- fuzzy sets
- knowledge structures
- decision trees
- data mining
- fuzzy logic
- information entropy
- decision rules
- pattern recognition
- expert systems
- set valued
- concept lattice
- computer vision
- information retrieval