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Peer reviewedRada, Roy; And Others – Journal of Documentation, 1991
Describes a study funded by the Commission of the European Community that applied document retrieval algorithms to the "Excerpta Medica" database using the EMTREE thesaurus. Nonhierarchical relations were added to enrich the thesaurus, and document ranking is discussed in terms of the conceptual distance between the documents and the…
Descriptors: Algorithms, Databases, Documentation, Foreign Countries
Peer reviewedEnser, P. G. B. – Journal of Documentation, 1985
Investigates techniques for automatic classification of book material focusing on: computer-based surrogation of monographic material, book surrogate clustering on basis of content association, evaluation of resultant classifications. Test collection (250 books) is described with surrogation by means of back-of-the-book index, table of contents,…
Descriptors: Algorithms, Automatic Indexing, Books, Classification
