Keyphrases
- semantic network
- spreading activation
- semantic net
- wordnet
- array processor
- semantic structures
- knowledge base
- semantic relations
- linguistic analysis
- knowledge sources
- natural language text
- related concepts
- semi supervised
- lexical metaschema
- knowledge repositories
- biomedical text
- predicate logic
- artificial intelligence
- knowledge acquisition
- general purpose
- domain knowledge
- search engine
- machine learning
- data sets