A Normalized Lexical Lookup Approach to Identifying UMLS Concepts in Free Text.
Vijayaraghavan BashyamGuy DivitaDavid B. BennettAllen C. BrowneRicky K. TairaPublished in: MedInfo (2007)
Keyphrases
- free text
- natural language processing
- information extraction
- knowledge resources
- structured data
- semantic network
- plain text
- semi structured documents
- computer assisted assessment
- wordnet
- semantic relations
- text analytics
- semi structured
- artificial intelligence
- text mining
- keywords
- domain ontology
- umls metathesaurus
- information extraction systems
- controlled vocabulary
- data sets
- domain specific
- relational databases
- medical records
- semantic relationships
- co occurrence
- natural language processing systems
- machine learning