Fuzzy Topological Predicates, Their Properties, and Their Integration into Query Languages.
Markus SchneiderPublished in: ACM-GIS (2001)
Keyphrases
- query language
- topological properties
- data model
- fuzzy logic
- fuzzy sets
- expressive power
- user defined
- membership functions
- conjunctive queries
- structural properties
- fuzzy clustering
- relational algebra
- fuzzy measures
- topological relationships
- xml query languages
- visual query language
- spatial data types
- fuzzy relations
- spatial objects
- mobile robot