Keyphrases
- metamodel
- document categorization
- meta learning
- text categorization
- development process
- data model
- life cycle
- uml profile
- text classification
- software systems
- black box
- textual data
- document representation
- text documents
- information retrieval
- document clustering
- database
- bag of words
- document classification
- text mining
- relational databases
- feature selection
- real world