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What is the LexGrid?

LexGrid (Lexical Grid) provides support for a distributed network of lexical resources such as terminologies and ontologies via standards-based tools, storage formats, and access/update mechanisms.

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The starting point for the LexGrid Data Model was the Object Management Group (OMG)

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• Lexicon Query Service Specification from OMG - A pdf file of the model.

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• Lexicon Query Service Specification IDL from OMG - The idl of the model.

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Supported Standards

Many terminology standards have been created by various organizations.

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• UMLS (Unified Medical Language System) is a standard distribution format from the National Library of Medicine. RRF or Rich Release Format is an updated file format used in recent releases of the NCI MetaThesaurus.

• Terminology Query Services specification, with some revisions and many simplifications

  Note
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  The 2005 Model of LexGrid is no longer supported by LexBIG.

• LexGrid Model and Schema

Links

• EVS Technical guide
• For more information on LexEVS, including access to the latest LexEVS documentation and files, see the LexEVS wiki.

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