UMLS Metathesaurus
This page describes the annual processes on UMLS release:
I. Introduction
UMLS Metathesaurus tables are very useful in many NLP projects. The basic usage is to get all English terms, concepts (CUI), preferred term of a concept, synonyms, etc. There are two releases annually, {YEAR}AA - in May and ${YEAR}AB - in Nov..
II. Source
- OCCS contacts: Steve Emrick
- Data supported by: Dr. Kin Wah Fung, Joe Chow
- Location:
ash2:/u03/umls/Releases/${YEAR}${VERSION}/Full/RRF/META/
III. Processes
- Root Dir:
${META}
- Source files:
${META}/data/${UMLS_RELEASE}/org
MRCONSO.RRF
MRFILES.RRF
MRSTY.RRF
MRXNS_ENG.RRF
MRXNW_ENG.RRF
SemGroups.txt
from The UMLS Semantic Groups, 2013
- Programs:
IV. Applications
- Lexical Tools Projects - Norm test
- STMT Projects - preProcess
- TC Projects - preProcess
V. References