Efficient placement of geographical data over broadcast channel for spatial range query under quadratic cost model.
Jianting ZhangLe GruenwaldPublished in: MobiDE (2003)
Keyphrases
- cost model
- range queries
- spatial databases
- geographical data
- multi dimensional
- index structure
- spatial queries
- efficient processing
- geographical information systems
- query processing
- query optimization
- query execution
- spatial data
- r tree
- geographic data
- query plan
- join algorithms
- knn
- metric space
- query result
- external memory
- geographic information systems
- spatial information
- databases
- indexing techniques
- efficient implementation
- database
- k nearest neighbor
- spatial reasoning
- management system
- relational databases
- high dimensional
- database systems