Keyphrases
- semantic knowledge
- semantic web
- data mining
- artificial intelligence
- semantic annotation
- semantic information
- computer science
- natural language
- high level
- domain independent
- semantic description
- semantically meaningful
- science education
- natural language understanding
- semantically equivalent
- longitudinal study
- linguistic analysis
- semantic interpretation
- semantic representation
- e learning
- semantic features
- semantic concepts
- multimedia
- domain ontology
- similarity measure
- domain specific