Jyoti Singh .S.  Subject Gateways           &       Portal
Definition            Subject gateways are Internetservices which support systematic resourcediscovery. They provide link...
•ConceptBrowsedSearchedQuality   Controlled
OriginBeyond   Book Marks (Mckiernan, 1996).DESIRE I (Development Of a European Service for Information On Researchers a...
•CharacteristicsOnline  serviceIntellectual ProcessSubject DescriptionFacilitates NavigationSeries of Meta DataBibli...
objective  Promote Provide Current Information Provide Access to online & CD.ROM Provide quality of information Provi...
Search Engine                          v/s                    Subject Gateways         Search Engine                      ...
•Why library should go for subjectGateways?NaturalMetaphorBrowsing ,Reference desk.Guiding & helping users.
•Initiative of subject gatewaysLibraryspot.com:(http://www.libraryspot.com/)Liberians`index to the internet(LII) (http:l...
•TypesGeneral Subject gateways::Google DirectoryYahoo! Directorywwwvirtual libraryAcademic Subject gateways::Ipl.org( ...
Benefit                            &                       Limitation             Benefit              LimitationProvide C...
What is portal• Portal   provide diverse information in a unique  and Unified way.• Portlet: Area dedicated on the Portal ...
Need• Cope with growing demand of user.• For resolving information overload encountered by the user.
What a Portal DoesEnable  Universal log inIntegration to other systemFacilitates messaging and notificationFacilitates...
FeatureSecurityAccess   different dataSearchPersonal contentPublish Content
What a portal is notInternetExtranetGroupwareKnowledge   management solutionGroupware
Types
Major portal contendersAlta vistaExciteInfoseekLycosMicrosoft internet startYahoo
What is future trend?• Hype  cycle:- Graphic representation of  maturity, adoption and social application of  specific tec...
Gatways And Portal
Gatways And Portal
Gatways And Portal
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Gatways And Portal

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Gatways And Portal

  1. 1. Jyoti Singh .S. Subject Gateways & Portal
  2. 2. Definition Subject gateways are Internetservices which support systematic resourcediscovery. They provide links to resources(documents, objects, sites or services),predominantly accessible via the Internet. Theservice is based on resource description.
  3. 3. •ConceptBrowsedSearchedQuality Controlled
  4. 4. OriginBeyond Book Marks (Mckiernan, 1996).DESIRE I (Development Of a European Service for Information On Researchers and Education) (1997)DESIRE II (1999-2000)
  5. 5. •CharacteristicsOnline serviceIntellectual ProcessSubject DescriptionFacilitates NavigationSeries of Meta DataBibliographic Meta DataPrint and Electronic Resources
  6. 6. objective Promote Provide Current Information Provide Access to online & CD.ROM Provide quality of information Provide links of number of other site or document
  7. 7. Search Engine v/s Subject Gateways Search Engine Subject GatewaysGeneral resources are available It is a gathering place of discipline specific resources.It totally depends on the powerfulness High leveled of human input is there, asof the selected search engine along selected resources must meet a numberrhythm. of criteria applied by a librarian or academic, who ensure that only high quality ,relevant resources are included in the database.The result can be overwhelming, The result are specific, precise, andunmanageable ,full of irrelevant linked to relevant documents.references and are often too creative tomeet user need.
  8. 8. •Why library should go for subjectGateways?NaturalMetaphorBrowsing ,Reference desk.Guiding & helping users.
  9. 9. •Initiative of subject gatewaysLibraryspot.com:(http://www.libraryspot.com/)Liberians`index to the internet(LII) (http:lii.org/)Argus clearing House(http://www.clearinghouse.net/)Galaxy(http://galaxy.einet.net/)
  10. 10. •TypesGeneral Subject gateways::Google DirectoryYahoo! Directorywwwvirtual libraryAcademic Subject gateways::Ipl.org( Internet public library)InfomineAcademic info
  11. 11. Benefit & Limitation Benefit LimitationProvide Connectivity ExpandabilityCompetitive Bidding Dissimilar ConceptIsolation Configuration and programmingInterconnection
  12. 12. What is portal• Portal provide diverse information in a unique and Unified way.• Portlet: Area dedicated on the Portal for displaying information.• It is a single point of access to information from different sources.
  13. 13. Need• Cope with growing demand of user.• For resolving information overload encountered by the user.
  14. 14. What a Portal DoesEnable Universal log inIntegration to other systemFacilitates messaging and notificationFacilitates multi-channel consistency
  15. 15. FeatureSecurityAccess different dataSearchPersonal contentPublish Content
  16. 16. What a portal is notInternetExtranetGroupwareKnowledge management solutionGroupware
  17. 17. Types
  18. 18. Major portal contendersAlta vistaExciteInfoseekLycosMicrosoft internet startYahoo
  19. 19. What is future trend?• Hype cycle:- Graphic representation of maturity, adoption and social application of specific technologies.• Future growth of Portals have been greatly shown in the hype cycle reports.• Analyst’s reports had inquire the future development of portals.
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