Synonyms Procedures - SM.DB

Generate SM.DB (synonyms.data in Lexical Tools):

I. Introduction

• Synonyms enhancement task proposal

II. Processes

Synonym generation processes base on the sources and are conducted by the following order:

• Generating Synonym candidates and Synonyms from UMLS MetaThesaurus (${PREV_YEAR_AA})
  • Retrieve raw synonym candidate list from the latest Lexicon and Meta-thesaurus
  • Auto-tag raw synonyms and generate annual candidate list for linguists
    => Used before 2021- for no new synonym candidate list were generated
    => The candidate list was completed in 2022 release.
    => This step generates synonym candidate list and final synonyms
• Generate synonyms from nominalization in Lexicon ($YEAR}
• Generate original synonyms from Lexical Tools (2016)
• Combine synonyms
• Generate synonyms from all sources (Annual Processes, no need after 2024+)
• ReTag synonyms from Previous release
• Generate synonyms from STMT (UMLS-Core): TBD

• Please note that the latest version of Lexicon and UMLS-Metathesaurus are in different year:
  • the latest version of LRXXX from Lexicon is ${YEAR}
  • the latest version of MRXXX from UMLS-Metathesaurus is ${PREV_YEAR_AA}
  • the latest version of synonym from lexical Tools is 2016

III. Documents

• Synonym Growth
• Synonym Performance Test (Precision and Recall)
• Synonym Tagging Guidelines
• Enhanced LexSynonym Acquisition for Effective UMLS Concept Mapping, MedInfo 2017, Hangzhou, China, 8/21-8/25, 2017
• Enhancing LexSynonym Features in the Lexical Tools, AMIA 2017, Washington DC, USA, 11/04-11/08, 2017
• Other References