Answering Top-k Queries Over a Mixture of Attractive and Repulsive Dimensions.
Sayan RanuAmbuj K. SinghPublished in: Proc. VLDB Endow. (2011)
Keyphrases
- query processing
- approximate answers
- answering queries
- result set
- efficient processing
- user defined
- skyline queries
- query language
- aggregate queries
- range queries
- database queries
- query formulation
- database
- query evaluation
- complex queries
- retrieval systems
- user queries
- web search engines
- mixture model
- similarity search
- query result
- response time
- skyline points
- query logs
- expectation maximization