Efficiently Answering Probabilistic Threshold Top-k Queries on Uncertain Data.
Ming HuaJian PeiWenjie ZhangXuemin LinPublished in: ICDE (2008)
Keyphrases
- uncertain data
- uncertain databases
- uncertain data streams
- probabilistic databases
- probabilistic xml
- query processing
- aggregate queries
- similarity join
- mining frequent itemsets
- answering queries
- imprecise data
- approximate answers
- knowledge discovery
- data streams
- spatial query processing
- uncertain objects
- space efficient
- frequent patterns
- frequent itemset mining
- query language
- query answering
- formal semantics
- aggregate functions
- result set
- probability distribution
- range queries