Keyphrases
- sensor networks
- aggregation queries
- reduce communication cost
- wireless sensor networks
- sensor data
- data collection
- communication cost
- environmental monitoring
- underwater acoustic
- query processing
- energy consumption
- response time
- base station
- energy efficient
- resource constrained
- query language
- sensor readings
- sensor nodes
- data aggregation
- data streams
- range queries
- visual sensor networks
- communication bandwidth
- routing protocol
- energy efficiency
- data gathering
- data dissemination
- mobile sensor networks
- sensor web
- aggregate queries
- database
- image processing
- real time