Evaluating top-k queries over incomplete data streams.
Parisa HaghaniSebastian MichelKarl AbererPublished in: CIKM (2009)
Keyphrases
- data streams
- query processing
- load shedding
- result set
- sliding window
- query language
- skyline queries
- continuous queries
- aggregation queries
- sensor networks
- user defined
- web search engines
- database
- query optimization
- response time
- efficient processing
- query result
- database queries
- data sets
- streaming data
- stream data
- data stream management systems
- uncertain data streams
- cost model
- concept drift
- query logs
- query evaluation
- retrieval systems
- user queries
- index structure
- database systems
- search queries
- complex queries
- query execution
- data distribution
- candidate set
- missing data