SAQA: Spatial and Attribute Based Query Aggregation in Wireless Sensor Networks.
Jie YangBo YanSungyoung LeeJinsung ChoPublished in: EUC (2006)
Keyphrases
- wireless sensor networks
- data aggregation
- spatial aggregation
- database
- query processing
- spatial queries
- spatial data
- spatial information
- user queries
- aggregation queries
- sensor networks
- energy efficient
- query expansion
- spatial index
- energy consumption
- relevance feedback
- range queries
- query evaluation
- efficient processing
- data structure
- spatial proximity
- keywords
- node selection
- spatial objects
- query formulation
- spatio temporal
- query execution
- result set
- database queries
- search queries
- spatial databases
- retrieval systems
- aggregation functions
- user interaction
- information retrieval systems
- multi dimensional
- video sequences
- biological inspired