Keyphrases
- ontology alignment
- domain ontology
- ontology engineering
- knowledge base
- ontology reasoning
- ontology matching
- ontology development
- semantic web
- knowledge representation
- owl ontologies
- ontological knowledge
- ontology construction
- owl dl
- ontological engineering
- domain specific ontologies
- instance level
- domain knowledge
- semi automatic
- domain specific
- ontology learning
- conceptual structures
- web ontology language
- description logics
- natural language
- explicit knowledge
- expert systems
- semantic web technologies
- reasoning services
- ontology languages
- semantic mapping
- knowledge acquisition
- semantic data
- ontology mapping
- medical domain
- databases
- semantically rich
- ontology integration
- artificial intelligence
- information retrieval
- natural language processing
- data integration
- knowledge processing
- background knowledge
- production rules
- web resources
- semantic relations