Various Purposes and Role of Selective Dissemination of Information Service in an Academic Library

IntroductionSteps involved in Selective dissemination of
Selective dissemination of information (SDI) designedinformation
and developed by the Indian school of thought and itThe requirements of information is being collected
was tested by Hanspeter Luhn at the IBM forfrom each user and converted into machine readable
personalized information service to serve the IBMform called User profile. Every new document enters
scientists and engineers fascinated many as a newthe system. A document record is prepared and this
channel of communication and several informationis also converted into machine readable form called
scientists and system analysis began to develop thedocument profile. The new record is compared by
Selective dissemination of information service as athe computers with profiles. When a document
sub system of the total information servicesrecord matches a users profile. It is recorded as Hit
provided by the information centre.for that file. The details of the hits corresponding to
Definition of Selective dissemination of informationeach profile are then printed on the computer and
servicesent to the client whose profile it has.
Selective dissemination of information is defined asMechanism or procession of Selective dissemination
the system to be one, which selectively andof information
automatically disseminated information about newThe mechanism of Selective dissemination of
documents, to research workers who had potentialsinformation requires few basic components which are
interest in these materials.as follows;
Objectives of Selective dissemination of information? Construction of user profile
1. To provide current information on a particular? Construction of document profile
subject.? Updating of user profile
2. To receive, scan and provide the literature to right? Matching document profile with users profile.
users.Role of Selective dissemination of information service
3. To notify the latest information about thein Academic library.
particular subject clearly.The academic library provides various services
4. To delegate the computer base technique forparticularly SDI service is important part in the library
relating current profile of information to the interestservices. Because the fundamental aim of library is to
of users.provide the right information at the right time to right
5. To achieve current requirements through the scanusers. The following are benefits of SDI service.
of journals, current awareness bulletins, and other? To invite research scholar and interest users.
important resources.? To satisfy the researchers requirements and their
6. Expeditious service/time saving.needs.
Characteristics of Selective dissemination of? To access latest and particular subject information
informationvery quickly.
It is a current awareness service meant to keep its? To motivate the research mind and knowledge
user abreast of the latest development in the field ofskills.
his interest. Selective dissemination of information is a? To avoid the time less and unwanted information
personalized service meant for an individual or autilizes.
group of the users having identical information need? To provide quality and current awareness literature.
and it is a quick service which provides the pinpointedConclusion;
information.Most contributions in the Selective dissemination of
Need Selective dissemination of information serviceinformation service have provided the current
for Academic Library;information on particular subject and it is received,
? The literature output is at present doubling everyscanned and provided the literature to right users.
decade.This paper concluded that the Selective dissemination
? The volumes of record information are growingof information service is major role in the researcher
exponentially.and interest users. Selective dissemination of
? The users don’t have time for reading.information system is a very dynamic system for
? To satisfy the researchers information requirementcatering information to the users and it can be go a
and their needs.long way for buttering the scientific communication.
Purpose of Academic Library.REFERENCE
The following are academic library purposesGuha, B. “Information and its communication”.
? Providing user friendly services to users.World press: Calcutta, 1983.
? To encourage and motivate the users to developKhanna, J.K. “Administration of Academic
the life long habit of good learning.libraries”. ESS publication: New Dehli, 1985.
? To provide standard current periodical literature andPrasher, R.G.Ed., “Library and Information Science:
good reference books.Parameters and perspectives”. Concept publishing
? To motivate the users reading habit and improvelimited.
their research knowledge skills.