Improving estimation accuracy of aggregate queries on data cubes.
Elaheh PourabbasArie ShoshaniPublished in: Data Knowl. Eng. (2010)
Keyphrases
- data cube
- aggregate queries
- estimation accuracy
- multi dimensional
- data warehouse
- olap queries
- data structure
- range sum queries
- approximate query answering
- on line analytical processing
- data cube construction
- estimation error
- probabilistic databases
- prediction accuracy
- probabilistic xml
- multidimensional data
- online analytical processing
- range queries
- query answers
- efficient computation
- approximate answers
- neural network
- data warehousing
- computational complexity
- data mining