Compactness rate as a rule selection index based on Rough Set Theory to improve data analysis for personal investment portfolios.
Jhieh-Yu ShyngHow-Ming ShiehGwo-Hshiung TzengPublished in: Appl. Soft Comput. (2011)
Keyphrases
- rough set theory
- rough sets
- data analysis
- rule selection
- decision table
- attribute reduction
- knowledge discovery
- decision rules
- knowledge reduction
- tool for data mining
- information entropy
- concept lattice
- equivalence relation
- machine learning
- rule induction
- rule extraction
- rule sets
- databases
- data reduction
- real time
- data mining
- knowledge base
- decision making
- discernibility matrix
- information retrieval