A probabilistic model for data cube compression and query approximation.
Rokia MissaouiCyril GoutteAnicet Kouomou ChoupoAmeur BoujenouiPublished in: DOLAP (2007)
Keyphrases
- data cube
- range sum queries
- aggregate queries
- probabilistic model
- compressed data
- olap queries
- main idea consists
- approximate answers
- multi dimensional
- data warehouse
- storage space
- range queries
- space efficient
- data structure
- multi dimensional data
- efficient computation
- on line analytical processing
- incremental maintenance
- bayesian networks
- olap systems
- language model
- query processing
- conditional probabilities
- query execution
- data compression
- response time
- database
- fact table
- data cube construction
- aggregate views
- skyline queries
- query evaluation
- image compression
- multidimensional data
- compression algorithm
- association rules
- data sets