Related Experiment Video
Updated: Aug 29, 2026

Augmenting Large Language Models via Vector Embeddings to Improve Domain-Specific Responsiveness
Published on: December 6, 2024
UMLS language and vocabulary tools
Allen C Browne1, Guy Divita, Alan R Aronson
1National Library of Medicine, Bethesda, Maryland, USA.
Abstract:
A variety of resources developed for use with the Unified Medical Language System are presented. These resources include the UMLS Knowledge Source Server, the SPECIALIST lexicon, a set of lexical tools that work with the SPECIALIST lexicon, and a variety of other NLP document processing tools. These tools manage lexical variation, tokenize and parse text strings, suggest spelling variants, and provide text-to-concept mapping capabilities. The UMLS Knowledge Source Server is available under a license agreement. The other tools are freely downloadable.
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