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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 ...
The Schlagwortnormdatei or SWD (translated as Subject Headings Authority File) is a controlled vocabulary index term system used primarily for subject indexing in library catalogs. The SWD is managed by the German National Library (DNB) in cooperation with various library networks.
The following is a list of the codes for MeSH (Medical Subject Headings), a comprehensive controlled vocabulary for the purpose of indexing journal articles and books in the life sciences. It is a product of the United States National Library of Medicine (NLM).
MeSH was introduced in the 1960s, with the NLM's own index catalogue and the subject headings of the Quarterly Cumulative Index Medicus (1940 edition) as precursors. The yearly printed version of MeSH was discontinued in 2007; MeSH is now available only online. [2] It can be browsed and downloaded free of charge through PubMed.
Unlike subject heading or thesauri where multiple terms can be assigned to the same work, in library classification systems, each work can only be placed in one class. This is due to shelving purposes: A book can have only one physical place. However, in classified catalogs one may have main entries as well as added entries.
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 .
Access to the continuously revised vocabulary is now available via subscription and free services. Subject headings are normally applied to every item within a library's collection and facilitate a user's access to items in the catalog that pertain to similar subject matter, in order to save time finding items of related subject matter.
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]