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citation indexes citation indexing is one of the means of producing an effective index by the effective use of computer for arranging and
kwoc key word-out of context index a kwoc index extracts the keyword from the title and the keyword is used as a separate heading with title
kwic key word in context index a kwic index is the most common type of natural language indexes it has become popular because it is
printed indexes one of the first applications of the computer to information retrieval was in the production of printed indexes computers were
term truncation term truncation is one of the devices adapted to facilitate retrieval of terms with a common root containing common fragments
searching the sdi system against user profilesas has been mentioned earlier the user profile attempts to represent not only the users subject
components of sdi system to be operational the sdi system must have the following components built into it i users represented by
definition of sdi hp luhn in one of this papers published in 1961 defined sdi service as that service within an organisation which concerns
computerised information services having understood the basic aspects of information retrieval let us try to understand the nature of
retrieval capabilities the third aspect of importance in any information storage and retrieval system relates to its retrieval capabilities
storage the second aspect of information retrieval is storage information retrieval systems may use the computer itself to store both the
indexingindexing is the process of allocating index terms or keys to a record or document represented in an information retrieval system
information retrieval in the present day context information retrieval systems have become synonymous with computers although paper-based
categorisation of information services in computer environment modern libraries and information centres provide a variety of documentation
computerised information systemsthe main purpose of information services be they libraries corporate records global information networks or
internet and its capabilities and servicesin this unit an attempt has been made to expose you to the concept of the internet its capabilities and
intranets in this section we shall try to know what intranets are and how they are beneficial in simple terms an intranet is an internal
uses of internet access in libraries users of internet access in libraries and a web site may be in a position to offer some of the under
evaluating internet resources the use of the internet for conducting business whether it is providing library services or any other transaction
search enginessearch engines are mechanisms which aid users to search the entire internet for relevant information they are based on allowing
subject directories subject directories also known as subject guides allow people to browse information by subject they are hierarchically
the world wide web www or w3 the www is the multimedia part of the internet displaying a hyper text type of structure and search facilities it
searching on the internet a vast array of databases and services are available through the internet it is necessary to design interfaces that
resources and services through internet it may be stated that the internet is a massive searchable dynamic widely available distributed
internet connections it is important to know that there are different kinds of connection to the internet which determine the way in which we