Keyphrases
- topic maps
- ontology driven
- knowledge organization
- semantic query
- data model
- digital libraries
- information resources
- semantic web
- query language
- automatically generated
- learning resources
- domain ontology
- topic models
- co occurrence
- data management
- database
- xml documents
- multi agent systems
- high level
- case study
- decision trees
- metadata
- information systems
- databases