Keyphrases
- query language
- fuzzy sets
- data model
- fuzzy rules
- fuzzy clustering
- expressive power
- fuzzy numbers
- database
- fuzzy set theory
- relational algebra
- fuzzy controller
- fuzzy logic
- lightweight
- fuzzy classifier
- goal programming
- recursive queries
- soft computing
- fuzzy model
- group decision making
- complex objects
- fuzzy classification
- membership functions
- genetic algorithm