Current awareness service a contemporary issue in digital era - anil mishraPresentation Transcript
Current Awareness Service :A Contemporary Issue in Digital Era Anil Kumar Mishra LIO, NCHRC, NIHFW, New Delhi Email id: email@example.com Blog: http://anilkmishra.blogspot.com
INTRODUCTION Current Awareness Services (CAS) is an important service provided by libraries and information centers It fulfill current approach to information Due to the advent of E-resources, library centered service are shifting to publisher centered service
DEFINITIONS Traditional definitions of CAS “it is a system or publication for reviewing newly available documents, selecting items relevant to the needs of an individual or group, and recording them so that notifications may be sent to those individuals or groups to whose needs they are related” Acc. to S.R. Ranganathan “Service listing the document appearing during a period covered & without being selected to suit the requirement of a reader or a specific topic under investigation”
HISTORY OF CAS In 1958, H.P. Luhn was the first to propose the use of computers for CAS. 1960-1980, Various CAS based on Computers and the use of CAS in specific business sectors were reported. Over the last 20 years various electronic methods for CAS have been reported, for example the use of electronic tables of contents, SDI services using CD-ROM databases, e-mailing of search results etc. Emergence of internet.
CHARACTERISTICS OF CURRENT AWARENESS SERVICES Not in response to any specific query Continuous need Not always necessary to go to the original document It is an announcement mechanism Speed and timeliness is the essence of CAS Wide sources of information covered Recent development in a subject field are given
WHY CURRENT AWARENESS? Keep professionals better informed in their respective fields of interest. Supporting and sustaining research, study, teaching and business. Automating the process of searching publications and retrieving relevant information, and thus saving users time, input and money. Providing information in a preferred format for reuse.
SOURCES OF CURRENT INFORMATION Professional or general news items Conference and events information Journal articles and books Specialist information New Internet resources Official publications Subject-specific sources
EFFECTIVE CURRENT AWARENESS SERVICES A good Current Awareness service is based on four main factors -: Knowing what topics to cover Knowing who wants what Knowing the sources for obtaining the latest information Supplying the information regularly and reliably
DELIVERY OF CAS
right cost to keep users up-to-date.
AIMS OF CAS IN DIGITAL ERA
Many of the services provide very useful information but the information requires further filtering.
The services are not tailor-made for specific target groups nor they support their specific needs as compared with traditional services.
In the Internet CAS, the interest profiles or search profiles are created.
Information is filtered and organized according to the user’s requirements.
As regards cost, some of the services are available for free, while others are available commercially.
BENEFITS OFFERED BY CAS IN DIGITAL ERA
keeping track of new developments in a particular field(s) of interest
keeping track of new web sites, discussion groups (listservers, Usenet groups), publications
keeping track of trends in a particular field of interest (for example by means of the tables of contents of journals)
keeping track of new research projects in order to react in a timely manner
keeping track of Internet-related development
Types of Traditional Current Awareness Services
1.Current Awareness list
2.SDI (Selective Dissemination of Information)
3.Press Clipping Services
4.Research in Progress
CURRENT AWARENESS LIST Current Awareness List are being published at different level to different audiences. These are being published by international agencies, professional organisations and other who are far away from the group of potential users. Eg. Current content
In 1958,Hans Peter Luhn gave the concept of SDI
SDI is a current awareness system which alerts you to the latest publications in your specified field's of interest.
User registration- Creating a search profile.
Press Clipping Service Newspapers are the best media to reflect the image of any society. A Newspapers clipping service of this nature can be of considerable help to the scientific community and this can be called a new type of current awareness service. Eg: VIPRIS CLIPSET,TERI NEWSWIRE
RESEARCH IN PROGRESS Announcement of research in progress appears chronologically Find out new developments related to user’s working field. E.g.- TRB Research In Progress
Web- based Alerting services
Many of the web alerting services build on traditional services
Discussion lists or electronic mailing lists
News and RSS feeds
Mobile Alerting Services
Electronic Newsletters A e-newsletter is a regularly distributed publication generally about one main topic that is of interest to its subscribers via electronic medium
Weblogs It is by the users for the users Some of these are available for subscription and some are for free.
Really Simple Syndication Widely used by news content providers to deliver news 'headlines' on the Internet Can syndicate content to third party web sites RSS feed use newsreaders or news aggregator.
Mobile Alerting Services Mobile Alert Services provide a simple and cost-effective method of managing important e-mails. Mobile Alert enables our e-mails to be sent directly to our mobile phone via a text message.