On Efficient Processing of Continuous Historical Top- Queries in Sensor Networks.
Jie ChengHongbo JiangJiangchuan LiuWenyu LiuChonggang WangPublished in: IEEE Trans. Veh. Technol. (2011)
Keyphrases
- efficient processing
- sensor networks
- query processing
- range queries
- wireless sensor networks
- sensor data
- spatial queries
- data collection
- efficient implementation
- sensor nodes
- data streams
- query types
- communication cost
- energy consumption
- sensor readings
- keyword queries
- aggregation queries
- reduce communication cost
- multi dimensional
- aggregate queries
- index structure
- databases
- database