Keyphrases
- storage space
- decision table
- rough set theory
- decision rules
- variable precision
- rough sets
- decision trees
- response time
- attribute reduction
- knowledge reduction
- data cube
- variable precision rough set
- flow graphs
- information entropy
- discernibility matrix
- attribute values
- database systems
- neural network
- classification error
- classification rules
- knowledge management
- knowledge discovery
- maintenance cost
- decision making
- condition attributes
- databases