The fragmentation of data warehouses: An approach based on principal components analysis.
Rachid ElmansouriElhoussaine ZiyatiOmar ElbeqqaliDriss AboutajdinePublished in: ICMCS (2012)
Keyphrases
- principal components analysis
- data warehouse
- data warehousing
- databases
- data integration
- data sources
- covariance matrix
- decision support
- data marts
- business intelligence
- data management
- data cube
- feature extraction
- olap query processing
- principal components
- linear discriminant analysis
- dimensionality reduction
- support vector machine
- data analysis
- star schema
- data mining
- query execution
- data mining techniques
- multidimensional data
- olap queries
- on line analytical processing
- feature vectors
- feature selection
- machine learning
- olap systems