WebChoir’s Enterprise Vocabulary Server consists of four component products: ConceptChoir, ViewChoir, LinkChoir, and SeekChoir. Each product is a robust, modular and scalable application that can operate standalone or as part of the integrated WebChoir total information solution. Together, they provide a three-tier platform for the development and use of complex controlled vocabularies, and form a basic framework for integration with additional applications and multiple information resources. The illustration below shows the three-tier approach of WebChoir’s Enterprise Vocabulary Server.
(1) At the top, Build new vocabularies or import pre-existing vocabularies using the fully web-compliant and multilingual facilities of ConceptChoir.
(2) With ViewChoir, the middle tier supports end users in browsing and utilizing concepts or terms created by ConceptChoir and suggesting additional concepts or terms for expansion of thesauri, classifications, or controlled vocabularies. LinkChoir supports the association of controlled vocabulary concepts or terms with external applications adding to those applications controlled vocabularies and the capabilities of a fully-featured search engine.
(3) For the third tier, SeekChoir adds the fully developed functionalities of a comprehensive set of search and retrieval tools for resources indexed by controlled vocabularies as well as exploitation of controlled vocabulary resources for enhanced searching of resources not indexed by controlled vocabularies.
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