Top-k Query Evaluation in Sensor Networks with the Guaranteed Accuracy of Query Results.
Baichen ChenWeifa LiangGeyong MinPublished in: DEXA (1) (2011)
Keyphrases
- query evaluation
- sensor networks
- query processing
- aggregation queries
- wireless sensor networks
- conjunctive queries
- data complexity
- transitive closure
- query language
- data management
- probabilistic databases
- sensor data
- data streams
- communication cost
- database systems
- probabilistic xml
- query engine
- xml data
- efficient query evaluation
- communication bandwidth
- energy consumption
- sensor nodes
- index structure
- query execution
- constraint databases
- query optimization
- similarity search
- query answers
- twig queries
- range queries
- routing protocol
- query processing strategies
- efficient processing
- xpath queries
- query result
- database management systems
- inverted lists
- xml documents
- database