Keyphrases
- automatic classification
- domain specific
- co occurrence
- domain ontology
- automatic detection
- classify documents
- automatically classify
- concept space
- knowledge representation
- domain models
- background knowledge
- knowledge base
- concept hierarchy
- ontological concepts
- image dataset
- features extraction
- vector space
- web page classification
- relevant concepts
- biomedical ontologies
- domain specific ontologies
- conceptual models
- domain independent
- description logics
- domain knowledge