Accuracy vs. lifetime: linear sketches for approximate aggregate range queries in sensor networks.
Konstantinos KalpakisVasundhara PuttaguntaParag NamjoshiPublished in: DIALM-POMC (2004)
Keyphrases
- sensor networks
- range queries
- energy consumption
- multi dimensional
- data gathering
- wireless sensor networks
- index structure
- sensor data
- sensor nodes
- resource constrained
- range aggregate queries
- r tree
- query processing
- network lifetime
- energy efficiency
- energy efficient
- data collection
- communication cost
- data streams
- data aggregation
- base station
- metric space
- cluster head
- multidimensional data
- information dissemination
- data dissemination
- communication bandwidth
- indexing techniques
- database
- data cube
- similarity search
- feature selection