Knowledge Reduction in Formal Contexts through CUR Matrix Decomposition.
K. SumangaliCh. Aswani KumarPublished in: Cybern. Syst. (2019)
Keyphrases
- matrix decomposition
- attribute reduction
- low rank
- rough set theory
- rough sets
- nonnegative matrix factorization
- concept lattice
- decision table
- low rank approximation
- singular value decomposition
- low rank matrix
- singular values
- information entropy
- decision rules
- missing data
- matrix factorization
- linear combination
- convex optimization
- data reduction
- kernel matrix
- rough sets theory
- data representation
- semi supervised
- data matrix
- rule sets
- least squares
- learning algorithm
- nearest neighbor
- knowledge discovery
- pattern recognition
- decision trees