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Subject indexing is the act of describing or classifying a document by index terms, keywords, or other symbols in order to indicate what different documents are about, to summarize their contents or to increase findability. In other words, it is about identifying and describing the subject of documents. Indexes are constructed, separately, on ...
Uniterm is a subject indexing system introduced by Mortimer Taube in 1951. The name is a contraction of "unit" and "term", referring to its use of single words as the basis of the index, the "uniterms". Taube referred to the overall concept as "Coordinate Indexing", but today the entire concept is generally referred to as Uniterm as well.
The Nuovo soggettario is a subject indexing system managed and implemented by the National Central Library of Florence (Biblioteca nazionale centrale di Firenze, BNCF), that in Italy has the institutional task to curate and develop the subject indexing tools, as national book archive and as bibliographic production agency of the Italian National Bibliography. [1]
Index terms can consist of a word, phrase, or alphanumerical term. They are created by analyzing the document either manually with subject indexing or automatically with automatic indexing or more sophisticated methods of keyword extraction. Index terms can either come from a controlled vocabulary or be freely assigned.
A proposal for the differentiation between concept indexing and subject indexing was given by Bernier (1980). [10] In his opinion subject indexes are different from, and can be contrasted with, indexes to concepts, topics and words. Subjects are what authors are working and reporting on.
From 1963 to 1967, he was a Subject Editor at the British National Bibliography. He was also a developer of innovative digital cataloguing systems and the creator of the PRECIS indexing language in 1974, which was used worldwide and for the British National Bibliography. "His aim was to create an indexing system that would liberate indexers ...
A new House bill would ban health insurers from imposing arbitrary time limits on patients under anesthesia — days after Anthem Blue Cross Blue Shield only backed off the move amid outcry. “We ...
The word indexing service is today mostly used for computer programs, but may also cover services providing back-of-the-book indexes, journal indexes, and related kinds of indexes. [ 2 ] An indexing and abstracting service is a service that provides shortening or summarizing of documents and assigning of descriptors for referencing documents.