Spatial Range Querying for Gaussian-Based Imprecise Query Objects.
Yoshiharu IshikawaYuichi IijimaJeffrey Xu YuPublished in: ICDE (2009)
Keyphrases
- spatial queries
- query processing
- spatial index
- spatio temporal databases
- database
- data objects
- spatial objects
- spatial proximity
- spatial data
- continuously moving
- spatial relationships
- spatial relations
- spatial databases
- efficient processing
- queries involving
- flexible querying
- database objects
- range queries
- individual objects
- response time
- query engine
- databases
- r tree
- boolean queries
- user queries
- skyline queries
- user specifies
- query refinement
- data retrieval
- structured queries
- spatio temporal
- query evaluation
- efficient retrieval
- spatial information
- d objects
- data structure
- spatial extent
- query expansion
- imprecise information
- database systems
- search engine
- similarity search
- spatio temporal data
- attribute values
- query formulation
- database queries
- multimedia databases
- relative position
- range images
- moving objects
- keyword queries
- query interface
- complex queries