Top-K Aggregate Queries on Continuous Probabilistic Datasets.
Jianwen ChenLing FengJun ZhangPublished in: WAIM (2013)
Keyphrases
- probabilistic xml
- aggregate queries
- query processing
- uncertain data
- probabilistic databases
- continuous data
- data cube
- approximate answers
- aggregation functions
- efficient computation
- aggregate functions
- database
- hierarchical data
- data structure
- cost model
- query evaluation
- data management
- recommender systems
- uncertain data streams