Top-k Queries Over Uncertain Scores.
Qing LiuDebabrota BasuTalel AbdessalemStéphane BressanPublished in: OTM Conferences (2016)
Keyphrases
- query processing
- scoring functions
- uncertain databases
- query language
- result set
- imprecise information
- user defined
- scoring function
- database
- efficient processing
- range queries
- uncertain data
- uncertain data streams
- aggregation queries
- response time
- query evaluation
- decision making
- information retrieval
- user queries
- web search engines
- aggregate queries
- exact and approximate
- approximate answers
- query logs
- search queries
- cost model
- multi dimensional
- imprecise data
- data sources