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Aiming at Quality and Coverage Combined: Blending Physical and Virtual Union Catalogues.
Peer reviewed Peer reviewed
Gatenby, Janifer – Online Information Review, 2002
Discusses the deficiencies of search engines and the importance of metadata and examines three models of metadata retrieval: distributed; distributed data with a centralized index; and centralized union catalog. Highlights include the Z39.50 protocol; the OAI (Open Archives Initiative) protocol; virtual union catalogs; and a pan-European model.…
Descriptors: Foreign Countries, Metadata, Models, Search Engines