Cluster By: a new sql extension for spatial data aggregation.
Chengyang ZhangYan HuangPublished in: GIS (2007)
Keyphrases
- data aggregation
- wireless sensor networks
- scheme for wireless sensor networks
- data model and query language
- sensor networks
- energy efficient
- relational databases
- query language
- neighborhood information
- data dissemination
- database design
- data types
- spatial data
- database
- energy consumption
- databases
- data streams
- clustering algorithm
- low cost
- information sources
- management system
- social networks
- data model
- mobile devices
- data sets