Keyphrases
- topic maps
- programming language
- knowledge organization
- ontology driven
- database driven
- semantic web
- information resources
- digital libraries
- data model
- knowledge representation language
- semantic query
- learning resources
- query language
- object oriented
- multimedia
- machine learning
- domain ontology
- semantic aspects
- database
- xml documents
- learning process
- high level
- metadata
- information retrieval
- data sets