Distributed Processing of Probabilistic Top-k Queries in Wireless Sensor Networks.
Mao YeWang-Chien LeeDik Lun LeeXingjie LiuPublished in: IEEE Trans. Knowl. Data Eng. (2013)
Keyphrases
- distributed processing
- wireless sensor networks
- query processing
- probabilistic databases
- parallel processing
- map reduce
- aggregation queries
- result set
- uncertain data streams
- efficient processing
- query evaluation
- query language
- approximate answers
- sensor networks
- uncertain data
- response time
- database
- relational database systems
- aggregate queries
- energy consumption
- exact and approximate
- user queries
- database queries
- data model
- query optimization
- open source
- skyline queries
- index structure
- data sources
- databases
- distributed computing systems