Keyphrases
- range queries
- spatial databases
- spatial queries
- multi dimensional
- r tree
- index structure
- efficient processing
- spatial objects
- range query processing
- range searching
- spatial data
- knn
- query processing
- metric space
- multidimensional data
- indexing techniques
- spatial information
- data cube
- spatio temporal data
- query types
- mobile objects
- spatial relations
- training data