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The purpose of NLM's Unified Medical Language System® (UMLS) is to facilitate the development of computer systems that behave as if they "understand" the meaning of the language of biomedicine and health. To that end, NLM produces and distributes the UMLS ...

This package consists of Perl modules along with supporting Perl programs that implement the semantic similarity and relatedness measures described by Leacock & Chodorow (1998), Wu & Palmer (1994), Nguyen and Al-Mubaid (2006), Rada, et. al. 1989, ...

This package provides a Perl interface to the Unified Medical Language System (UMLS). The UMLS is a knowledge representation framework encoded designed to support broad scope biomedical research queries. There exists three major sources in the UMLS. The M ...

UMLS Visualizer

This is a link to a java based UMLS visualizer. Your comments are most welcome.  It takes 30-60 seconds to load when first invoked.  Instructions:  Select the databases to search on the right. Type in a particular term at the bottom and press return.  Th ...

U-Compare is an integrated text mining/natural language processing system based on the UIMA Framework, which provides access to a large collection of ready-to-use interoperable natural language processing components, currently the world's largest UIMA com ...