Indexing

  • Library Science
    Subject-Indexing

    Subject Indexing

    1. Introduction: All library work is a matter of storage and retrieval of information, and cataloguing and indexing are specially performed to achieve that. Subject cataloguing is intended to embrace only that activity which provides a verbal subject approach to materials added to library collections. Subject indexing is used in information retrieval especially to create index records to retrieve documents on a particular subject. Descriptive…

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  • Library Science

    Indexing language

    Juran Sarkhel (2017). (Professor of Library & Information Science, University of Kalyani, India) 1.1 Introduction: Indexing language (IL) is an artificial language made up of expressions connecting several kernel terms and adopted to the requirements of indexing. The function of an IL is to do whatever a natural language (NL) does and in addition organize the semantic content through a different expression providing a point…

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  • Library Science
    Cataloguing Versus Indexing

    Cataloguing Versus Indexing

    There has always been confusion about the distinction between ‘subject cataloguing’ and ‘subject indexing‘. Basically, cataloguing is the process of creating bibliographic description of a document as a whole entity, and subject cataloguing and classification assign subject labels which together descnbe the overall topic of the document. Indexing involves delving into a document for analysing its contents at a much deeper level to provide access…

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  • Library Science
    Indexing process and principles

    Indexing Process and Principles

    1.0 Introduction: An index is a guide to the items contained in or concepts derived from a collection. Item denotes any book, article, report, abstract review, etc. (textbook, part of a collection, passage in a book, an article in a journal, etc.). The word index has its origin in Latin and means: ‘to point out, to guide, to direct, to locate’. An index indicates or…

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  • Library Science
    Indexing Evaluations

    Indexing Evaluation

    An indexing system is a sub-system of an information retrieval system and hence, its performance is directly linked up with the overall performance of the entire information retrieval system. Evaluation of an indexing system essentially means measuring the performance of the system, success or failure, in terms of its retrieval efficiency (ease of approach, speed, and accuracy) to the users, and its internal operating efficiency,…

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  • Library Science
    Automatic Indexing

    Automatic Indexing

    Automatic Indexing: In many literatures of Library and Information Science, the term ‘automatic indexing’ is interchangeably used with the term ‘computerised indexing’. A fully automatic indexing system would be one in which indexing is conducted by computers, an internally generated thesaurus is prepared, and search strategies are developed automatically from a natural language statement of information need. Salton provides the following definition of automatic indexing:…

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  • Coordinate Indexing

    Coordinate indexing, a system invented by Dr. Mortimer Tauhe and his associates in Documentation incorporated, is based on the conception of the uniterm. The theory is that each book or periodical title, each periodical article, etc., can be reduced for indexing purposes to a number of basic ideas capable of being represented mostly by single terms. In the uniterm system each book, document, or other…

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  • Folksonomy

    The digitalization of information has spawned many new concepts and terminology. One such term is folksonomy, which is a collaborative effort to create user-initiated classification systems. The term is a combination of folks and taxonomy and is also known as collaborative tagging and social indexing. Folksonomies became popular on the web around 2004 as part of social software applications such as social bookmarking and photograph…

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  • Need For Indexing and Abstracting

     The basic purpose of an index or an abstract is effective and efficient access to information, either through structured records, such as books and databases, or random stores of information, such as information found with Internet search engines. Indexes are mind road maps to both known and unknown information. Sometimes we know that certain information exists out there and all we have to do is…

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  • English

    Difference between Book index and Periodical index.

    Book index and Periodical indexing are two aspects of indexing system. Those have many differences. Some of them are mention below: Book Index Periodical index Compiled only once and within a relatively short time and usually performed by a person. A continuous process and more often performed by a term of indexers and lasting for an extended period. Deals with a more or less well-defined…

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