Keyphrases
- wordnet
- semantic relations
- external knowledge
- automatically created
- semantic relationships
- lexical resources
- knowledge base
- semi automatically
- co occurrence
- semantic information
- semantic relatedness
- natural language processing
- word sense disambiguation
- domain specific ontologies
- semantic distance
- hand crafted
- text documents
- semantic similarity
- lexical database
- semantic similarity measure
- keywords
- concept hierarchy
- part of speech
- semantic features
- word similarity
- domain ontology
- recognizing textual entailment
- metadata
- textual entailment
- knowledge representation
- unsupervised word sense disambiguation
- ontology alignment
- ontology learning
- lexical knowledge
- background knowledge