Solving Attribute Reducts of Tolerance Information Systems Using Extension Matrix.
P. L. ZhouM. J. ZhuChristine MinginsPublished in: IKE (2005)
Keyphrases
- information systems
- systems of linear equations
- decision table
- attribute values
- rough sets
- decision rules
- set of linear equations
- singular value decomposition
- rough set theory
- information technology
- health care
- knowledge management
- covariance matrix
- least squares
- solving problems
- positive definite
- coefficient matrix
- knowledge reduction
- data analysis
- data sets