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The widespread use and acceptance of the Library of Congress Subject Headings facilitates the uniform access to and retrieval of items in libraries across the world; users can use the same search strategy and LCSH thesaurus, if the correct headings have been applied to the item by the library. Some LCSH decisions are achieved by extensive ...
The Regeln für die Schlagwortkatalogisierung (English: Rules for subject headings cataloging) (RSWK), up to the third edition in 2016 still called Regeln für den Schlagwortkatalog (English: Rules for the subject headings catalog), [2] [1] are used in universal academic libraries and public libraries, and with restrictions also in special libraries in Germany, Austria, and in German-speaking ...
In information retrieval, an index term (also known as subject term, subject heading, descriptor, or keyword) is a term that captures the essence of the topic of a document. Index terms make up a controlled vocabulary for use in bibliographic records .
In a library catalog the words are authors, titles, subject headings, etc., and the pointers are call numbers. Internet search engines (such as Google ) and full-text searching help provide access to information but are not as selective as an index, as they provide non-relevant links, and may miss relevant information if it is not phrased in ...
In library and information science, cataloging or cataloguing is the process of creating metadata representing information resources, such as books, sound recordings, moving images, etc. Cataloging provides information such as author's names, titles, and subject terms that describe resources, typically through the creation of bibliographic records. [1]
In information science, authority control is a process that organizes information, for example in library catalogs, [1] [2] [3] by using a single, distinct spelling of a name (heading) or an (generally alphanumeric) identifier for each topic or concept.
Most subject headings come with a short description or definition. See the MeSH description for diabetes type 2 as an example. [6] The explanatory text is written by the MeSH team based on their standard sources if not otherwise stated. References are mostly encyclopaedias and standard textbooks of the subject areas.
This was a widespread form of card catalog in North American libraries prior to the introduction of the computer-based catalog. [20] Keyword catalog: a subject catalog, sorted alphabetically according to some system of keywords. Mixed alphabetic catalog forms: sometimes, one finds a mixed author / title, or an author / title / keyword catalog.