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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 ...
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.
An index differs from a word index, or concordance, in focusing on the subject of the text rather than the exact words in a text, and it differs from a table of contents because the index is ordered by subject, regardless of whether it is early or late in the book, while the listed items in a table of contents is placed in the same order as the ...
Library classification systems are one of the two tools used to facilitate subject access. The other consists of alphabetical indexing languages such as Thesauri and Subject Headings systems. The practice of library classification is a form of the more general task of classification. The work consists of two steps.
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.
This is an index of subjects on Wikipedia. Each entry below is an alphabetical index of its respective subject area. For structured lists on these subjects, see Wikipedia:Contents/Outlines. For an alphabetical index of all articles on Wikipedia, see Wikipedia:Contents.
Wikipedia indexes (or indices) are alphabetical list articles, consisting of lists of, in turn, the encyclopedic articles available on Wikipedia for any broad, general topic. Examples include: Index of Buddhism-related articles , Index of fishing articles , and Index of physics articles .
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.