Utilizing Voronoi Cells of Location Data Streams for Accurate Computation of Aggregate Functions in Sensor Networks.
Mehdi SharifzadehCyrus ShahabiPublished in: GeoInformatica (2006)
Keyphrases
- sensor networks
- data streams
- aggregate functions
- sensor data
- sensor nodes
- environmental monitoring
- resource constrained
- wireless sensor networks
- aggregate queries
- underwater acoustic
- communication cost
- energy consumption
- expressive power
- aggregation functions
- query language
- efficient computation
- relational algebra
- data distribution
- transitive closure
- data sets
- routing protocol
- sensor web
- data model
- mobile sensor networks