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Unified Medical Language System

Known as: NLM UMLS, UMLS, Unified Medical Language 
The purpose of NLM's Unified Medical Language System (UMLS) is to facilitate the development of computer systems that behave as if they "understand… 
National Institutes of Health

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National Library of Medicine (U.S.)Subject Headingslegislation & jurisprudencestandards characteristics

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UMLS Metathesaurus

Papers overview

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2013
2013
Disease Named Entity Recognition by Machine Learning Using Semantic Type of Metathesaurus
—Named Entity Recognition (NER) has been an active research fields in biomedical text mining. In the past years, much attention… 
Review
2011
Review
2011
Textual and Informational Characteristics of Health-Related Social Media Content: A Study of Drug Review Forums
There is a proliferation of health-related social media sites where people post information about their diseases and treatments… 
2009
2009
Automatic Acquisition of Synonym Resources and Assessment of their Impact on the Enhanced Search in EHRs
Summary Objective: Currently, the use of natural language processing (NLP) approaches in order to improve search and exploration… 
2008
2008
Comparing Concept Recognizers for Ontology-Based Indexing : MGREP vs . MetaMap
The National Center for Biomedical Ontology is developing a system for automated, ontology-based access to online biomedical… 
2008
2008
Methodology for Creating UMLS Content Views Appropriate for Biomedical Natural Language Processing
Given the growth in UMLS Metathesaurus content and the consequent growth in language complexity, it is not surprising that NLP… 
2007
2007
Meta-modeling of Requirement for Networked Software – An Open Hierarchical & Cooperative Unified Requirement Framework URF
In this paper, an open and hierarchical cooperative Unified Requirement Framework (URF) which is composed of four layers: R (role… 
2003
2003
Corpus-Based Associations Provide Additional Morphological Variants to Medical Terminologies
Knowledge of morphologically derived words, as provided for medical English by the UMLS Specialist Lexicon, is useful to detect… 
1992
1992
The homogenization of the Metathesaurus schema and distribution format.
The third version of the UMLS Metathesaurus, Meta-1.2, to be released in October 1992, will have a simpler schema and simpler… 
1989
1989
The Unified Medical Language System. the Umls Semantic Network: The UMLS Semantic Network
The UMLS network of semantic types is one component of NLM's evolving Unified Medical Language System. This paper discusses the… 
1988
1988
Intervocabulary Mapping Within the UMLS: The Role of Lexical Matching
Abstract Within the NLM's UMLS Project, one challenge is mapping concepts from one information resource to another. While a…