基于不确定理论的不确定性数据Top-k查询计算 (Top-k Query Calculation of Uncertain Data Based on Uncertainty Theory).
Changyou GuoXuefeng ZhengXiulian GaoPublished in: 计算机科学 (2016)
Keyphrases
- uncertain data
- uncertain data streams
- probabilistic xml
- uncertain databases
- query processing
- probabilistic databases
- uncertain objects
- result set
- mining frequent itemsets
- similarity join
- aggregate queries
- uncertain information
- database
- imprecise data
- naive bayes classification
- probability distribution functions
- frequent patterns
- query evaluation
- skyline queries
- data streams
- query result
- range queries
- efficient processing
- user queries
- knowledge discovery
- database systems
- machine learning
- mining frequent patterns
- data structure
- space efficient
- cost model
- query optimization
- data analysis
- keywords