Keyphrases
- sensor networks
- data aggregation
- aggregation queries
- wireless sensor networks
- reduce communication cost
- energy efficient
- environmental monitoring
- sensor data
- data collection
- resource constrained
- energy consumption
- data streams
- communication cost
- underwater acoustic
- sensor nodes
- sensor readings
- mobile wireless
- routing protocol
- communication bandwidth
- visual sensor networks
- data dissemination
- energy efficiency
- base station
- network connectivity
- sensor web
- key establishment
- heterogeneous sensor networks
- smart card