Reasoning about Cardinal Directions between Extended Objects
Xiaotong ZhangWeiming LiuSanjiang LiMingsheng YingPublished in: CoRR (2009)
Keyphrases
- r tree
- cardinal directions
- spatial objects
- spatial databases
- spatial queries
- qualitative spatial
- qualitative spatial reasoning
- spatial data
- multi dimensional
- query processing
- data structure
- spatial relationships
- binary relations
- consistency checking
- spatial relations
- database systems
- data objects
- cardinal direction relations