Accuracy vs. Lifetime: Linear Sketches for Aggregate Queries in Sensor Networks.
Vasundhara PuttaguntaKonstantinos KalpakisPublished in: Algorithmica (2007)
Keyphrases
- sensor networks
- aggregate queries
- energy consumption
- wireless sensor networks
- data gathering
- network lifetime
- resource constrained
- environmental monitoring
- communication cost
- sensor nodes
- data cube
- data collection
- underwater acoustic
- data streams
- data aggregation
- energy efficient
- sensor data
- query processing
- efficient computation
- base station
- routing protocol
- sensor readings
- visual sensor networks
- probabilistic xml
- communication bandwidth
- energy aware
- aggregation functions
- sensor web
- energy efficiency
- multi dimensional
- data transmission
- network connectivity
- computational complexity
- aggregate functions
- data sets
- cluster head
- mobile wireless
- mobile sensor networks