Indexing Multi-Dimensional Uncertain Data with Arbitrary Probability Density Functions.
Yufei TaoReynold ChengXiaokui XiaoWang Kay NgaiBen KaoSunil PrabhakarPublished in: VLDB (2005)
Keyphrases
- uncertain data
- multi dimensional
- uncertain objects
- probability density function
- probability distribution functions
- range queries
- nearest neighbor queries
- uncertain databases
- index structure
- range searching
- indexing techniques
- database
- data streams
- probabilistic xml
- outlier detection
- indexing structure
- knowledge discovery
- information retrieval
- r tree
- em algorithm
- bayesian framework
- sequential pattern mining
- data cube
- gaussian mixture model
- mixture model
- metric space
- distance computation
- high dimensional
- distance function