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Introduction

This document is intended for LexEVS developers.

Document Sections

• LexGrid Model
• LexBIG Extensions
• LexEVS Information Models
• LexEVS Architecture

Related Documents

• Programmer's Guide for information about using the LexEVS core services and the APIs.

Service Integration with caBIG: Diagrams

LexEVS software architecture and implementation is designed to facilitate flexibility and future expansion. The following diagrams are intended to aid the understanding of LexEVS service integration in context of the larger caBIG universe and specific deployment scenarios:

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The LexBIG API is designed with web and grid-level enablement in mind. This diagram depicts deployments that wrap the current API to allow the runtime to be accessed through web or grid services.

What Is LexGrid?

LexGrid is an initiative of the Mayo Clinic Division of Biomedical Informatics that focuses on the representation, storage, and dissemination of vocabularies. This effort centers on, but is not limited to, the domain of medical vocabularies and nomenclatures. Focal points of the LexGrid project include the development and promotion of standards, tools, and content that:

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Additional information for LexGrid is available at http://informatics.mayo.edu^{Image Removed} .

What is LexBIG?

LexBIG is a more specific project that applies LexGrid vision and technologies to requirements of the caBIG community. The goal of the project is to build a vocabulary server accessed through a well-structured application programming interface (API) capable of accessing and distributing vocabularies as commodity resources. The server is to be built using standards-based and commodity technologies. Primary objectives for the project include:

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