A lexical metaschema for the UMLS semantic network.
Li ZhangYehoshua PerlMichael HalperJames GellerGeorge HripcsakPublished in: Artif. Intell. Medicine (2005)
Keyphrases
- semantic network
- lexical metaschema
- spreading activation
- semantic net
- semantic structures
- array processor
- wordnet
- knowledge base
- semantic relations
- database
- natural language text
- predicate logic
- linguistic analysis
- machine learning
- related concepts
- information retrieval systems
- training data
- search engine
- learning algorithm
- databases
- data sets