Backwards Principal Component Analysis and Principal Nested Relations.
James N. DamonJ. S. MarronPublished in: J. Math. Imaging Vis. (2014)
Keyphrases
- nested relations
- principal component analysis
- normal form
- complex objects
- relational model
- relational algebra
- information content
- low dimensional
- query language
- relational databases
- dimensionality reduction
- join operations
- set valued
- feature extraction
- functional dependencies
- feature space
- data model
- expressive power
- recursive queries
- user defined
- database technology
- data warehousing
- database design
- high dimensional
- data structure