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  1. 1. Online Computer LibraryCenterSubhashis DasMSLIS-2011-13Documentation Research and Training CentreIndian Statistical Institute
  2. 2. What is OCLC?• OCLC is the world’s largest, non-profit, cooperative of libraries. It facilitateslibrary cooperation in cataloging, inter-library loan, virtual reference, digitalarchiving, and other services. Host of the Dewey Decimal Classification andof the world’s largest union catalog of library bibliographic data (known asWorldCat), OCLC is also host to OCLC Research, a leading applied researchcenter for libraries, archives, and other cultural heritage institutions.5/9/2013
  3. 3. History• Originally named the Ohio CollegeLibrary Center, OCLC began in 1967through a collaboration of Ohiouniversity.• The group first met on July 5, 1967 onthe campus of The Ohio State Universityto sign the articles of incorporation forthe nonprofit organization.5/9/2013
  4. 4. Plan and Goal• The plan was to merge the catalogs ofOhio libraries electronically through acomputer network and database in orderto streamline operations, controlcosts, and increase efficiency in librarymanagement.• The goal of this network and databasewas to bring libraries together tocooperatively keep track of the world’sinformation in order to best serveresearchers and scholars.5/9/2013
  5. 5. • The first library to do onlinecataloging through OCLC was theAlden Library at Ohio University onAugust 26, 1971. This was the firstoccurrence of onlinecataloging by anylibrary worldwide.5/9/2013
  6. 6. Product and Service5/9/2013
  7. 7. WorldCat®• WorldCat is the worlds largest network of library content and services.WorldCat libraries are dedicated to providing access to their resources onthe Web, where most people start their search for information.5/9/2013
  8. 8. How it work• Collection data—The databasesor packages purchased by yourlibrary.• Title data—Titles that are part ofa collection, includingdescriptive and identifiermetadata.• Holdings data—An inventoryof the titles to which yourlibrary or consortiumsubscribes.• Linking logic—Citation dataand your institutions affiliationare combined with linking logicdefined by the knowledge baseto create a link to the full text atthe article or title level.5/9/2013
  9. 9. Features of• Search many libraries at once for an item and then locate it in a librarynearby• Find books, music, and videos to check out• Find research articles and digital items (like audiobooks) that can bedirectly viewed or downloaded• Link to "Ask a Librarian" and other services at your library• Post your review of an item, or contribute factual information about it5/9/2013
  10. 10. WorldCat® Local• WorldCat Local is a webscale discovery solution that delivers single-search-box access to more than 1.103 billion items from your library and the worldslibrary collections. Youll find:• 788+ million articles with one-click access to full text• 36+ million digital items from trusted sources like Google Books, OAIster andHathiTrust• 14+ million eBooks from leading aggregators and publishers• 47+ million pieces of evaluative content (Tables of Contents, coverart, summaries, etc.) included at no additional charge• 227+ million books in libraries worldwide5/9/2013
  11. 11. WorldCat® Local include• Resources that are owned by University of Arizona libraries, includingbooks, journals, DVDs, CDs, maps, musical scores, media, government publications and more.• ArticleFirst (articles from a wide range of journals in all subjects)• British Library Serials• ERIC (education)• MEDLINE (medicine and health)• GPO (U.S. government publications).• Elsevier article citations from ScienceDirect and Scopus• JSTOR article citations• OAIster (Open access union catalog of digital resources)5/9/2013
  12. 12. Most popular librariesWorldCat libraries most often selected as a favorite by WorldCat usersUniversity of Washington LibrariesSeattle, Washington, United StatesCornell University LibraryIthaca, New York, United StatesMcGill University LibraryMontreal, Quebec, CanadaUniversity of California, BerkeleyBerkeley, California, United StatesUniversity of ArizonaTucson, Arizona, United StatesOhio State University LibrariesColumbus, Ohio, United StatesUniversity of Maryland LibrariesCollege Park, Maryland, United StatesUniversity of California, Los AngelesLos Angeles, California, United States5/9/2013
  13. 13. WorldCat Mobile Apps5/9/2013
  14. 14. Book Crawler• Identifies an item when product barcode is scanned using phone camera andpic2shop• Create collections of scanned books you own or want to purchase or checkout of a library5/9/2013
  15. 15. CampusBooks• Mobile app for collegiate textbook price-comparison Web site• Identifies an item when product barcode is scanned using phone camera• Retrieves prices from local and/or Web retail stores• View store and library locations using phone GPS mapping software5/9/2013
  16. 16. Disc Tracker• Create a database of compactdiscs you own or want to checkout of a library using productbarcodes• Track personal loans, rate itemsand view covers in "shelf" mode• View library locations usingphone GPS mapping software5/9/2013
  17. 17. Pic2shop Barcode Scanner• Price comparison app forbooks, music, DVDs and more• Identifies an item when productbarcode is scanned using phonecamera• Retrieves prices from local and/orWeb retail stores• View store and library locationsusing phone GPS mapping software5/9/2013
  18. 18. RedLaser• Price comparison app forbooks, music, DVDs and more• Identifies an item when productbarcode is scanned using phonecamera• Retrieves prices from local and/orWeb retail stores• View store and library locationsusing phone GPS mappingsoftware5/9/2013
  19. 19. iBookShelf• Create a database of books you own orwant to purchase or check out of alibrary using product ISBNs• Track personal loans, rate items andview covers in "shelf" mode• Identifies an item when productbarcode is scanned using phonecamera• View store and library locations usingphone GPS mapping software• Retrieves prices from local and/or Webretail stores5/9/2013
  20. 20. My Library• Create a database of all media youown or want to purchase or check outof a library using product search orbarcodes• Track personal loans, rate items andview covers in "shelf" mode• Identifies an item when productbarcode is scanned using phonecamera• Retrieves prices from local and/or Webretail stores• View store and library locations usingphone GPS mapping software5/9/2013
  21. 21. DeweyBrowser• The DeweyBrowser is a prototype system for searching and browsing millionsof WorldCat® records classified by the Dewey Decimal Classification®(DDC®) system. The interface is available in English, French, German, andSpanish, and users can navigate the DDC Summaries in several languages.• In addition to its multilingual capabilities, the Dewey Browser incorporatesmany characteristics of "next generation catalogs" such as tag clouds, facetedsearching and navigation, and flexible sorting and display options.5/9/2013
  22. 22. DeweyBrowser5/9/2013
  23. 23. 5/9/2013
  24. 24. OCLC WorldShare™ Platform• The OCLC WorldShare Platform is a global, interconnected Web architecturethat supports OCLC’s Webscale services and applications, and providesflexible, open access to library data through APIs and other Web services.• Libraries, developers and partners can use this data to innovate together tobuild and share apps that streamline and enhance their local library workflows.• The OCLC WorldShare Platform facilitates collaboration and app-sharingacross the library community, so that libraries can combine OCLC-builtapplications, library-built applications and partner-built applications.5/9/2013
  25. 25. 5/9/2013
  26. 26. WorldShare™ Interlibrary Loan• OCLC WorldShare Interlibrary Loan is a new service that will replaceWorldCat Resource Sharing as part of your existing resource sharingsubscription in 2013.• The service centralizes workflows now managed in multiple systems, andprovides new functionality that speeds fulfillment of interlibrary loanrequests and saves time for your staff and users.• Available now with initial features, by May 2013 the new service willprovide most of the functionality available now in WorldCat ResourceSharing.5/9/2013
  27. 27. OCLC WorldShare™ Metadata• WorldShare Metadata Collection Manager automatically delivers WorldCatMARC records for all of your electronic materials.• The service ensures that the metadata and access URLs for these collectionsare continually updated.5/9/2013
  28. 28. • QuestionPoint is a unique virtual reference service, supported by globalnetwork of cooperating libraries worldwide, as well as an infrastructure ofsoftware tools and communications. QuestionPoint is also a source of uniquecentralized knowledge resources built by a collaborative network of memberlibraries5/9/2013
  29. 29. Community• 30 Countries, most recently:British Library, Peru, Serbia• Over 2,000 libraries• More than 1,500 in Coop(411 in Academic Coop)• 20,000+ records in GKB, in11 languages5/9/2013
  30. 30. Many channels, one reference service…5/9/2013
  31. 31. 24/7 Reference Cooperative & Answering Percentage5/9/2013
  32. 32. Digital Archive™ Secure, managed storage for digital preservation• The Digital Archive provides a secure storage environment for you to easilymanage and monitor the health of your master files and digital originals.•
  33. 33. EZproxy® authentication and access software• EZproxy helps provide users with remote access to Web-based licensedcontent offered by libraries.• It is middleware that authenticates library users against local authenticationsystems and provides remote access to licensed content based on the user’sauthorization.• More than 2,500 institutions in over 60 countries have purchased EZproxysoftware.5/9/2013
  34. 34. Terminologies Service™• The Terminologies Service provides access to multiple controlled vocabulariesto help you create consistent metadata for your library, museum, or archivecollections.5/9/2013
  35. 35. VIAF™• The Virtual International Authority File (VIAF) is an international servicedesigned to provide convenient access to the worlds major name authorityfiles. Its creators envision the VIAF as a building block for the Semantic Webto enable switching of the displayed form of names for persons to the preferredlanguage and script of the Web user. VIAF began as a joint project with theLibrary of Congress (LC), the Deutsche Nationalbibliothek (DNB), theBibliothèque nationale de France (BNF) and OCLC. It has, over the pastdecade, become a cooperative effort involving an expanding number of othernational libraries and other agencies. At the beginning of 2012, contributorsinclude 20 agencies from 16 countries.5/9/2013
  36. 36. OCLC FirstSearch• The Future of OCLC FirstSearch• OCLC is bringing the user-friendly features of together with theprecision searching of FirstSearch, valued by library staff and expertresearchers, to provide a better user experience for libraries using theFirstSearch service. The goal is to provide a unified, consistent andcontemporary search experience that fits users’ expectations formodern, simple content discovery, while maintaining the expert capabilities forstaff.5/9/2013
  37. 37. z39.50 Cataloging™• The OCLC Z39.50 Cataloging service allows you to search for and downloadbibliographic records through your Z39.50-compliant local library system.5/9/2013
  38. 38. Current Research and Prototype services5/9/2013
  39. 39. OCLC Research• OCLC Research performs threemajor roles• Act as a community resource forshared R&D, provide• Advanced development andtechnical support within OCLCitself.• Enhance OCLCs engagement withmembers and mobilize thecommunity around sharedconcerns.5/9/2013
  40. 40. ArchiveGrid• ArchiveGrid is a discoveryservice that provides accessto detailed archivalcollection descriptions. Itincludes over a milliondescriptions of archivalcollections held bythousands oflibraries, museums, historical societies and archivesworldwide.5/9/2013
  41. 41. • WorldCat Identites has a summarypage for every name in WorldCat(currently some 30 million names).5/9/2013
  42. 42. Article Exchange• Article Exchange wasintroduced as a safe, cloud-based method of exchangingcopyrighted digital contentwith patrons.• It provides an alternative toexpensive and difficult to useservices, for librariesexchanging copyrighted digitalcontent.5/9/2013
  43. 43. RecommendationFor Example you like 2 states : story of my marriage by Chetan BhagatorEat pray love5/9/2013
  44. 44. Kindred Works• Kindred Works is an experimental recommender service that helps youdiscover books, movies and music similar to a sample work of your choice.You can begin using Kindred Works by entering a title or ISBN in thesearch box or by selecting one of the samples on this page. [Ex-Books] [Ex-DVD]5/9/2013
  45. 45. WorldCat Identities Network• The WorldCat Identity Network uses the WorldCat Identities Web Serviceand the WorldCat Search API to create an interactive Related IdentityNetwork Map for each Identity in the WorldCat Identities database. TheIdentity Maps can be used to explore the interconnectivity betweenWorldCat Identities.• Example : Jesus Christ
  46. 46. Software Activities• COBOAT A metadata publishing tool that transfers information betweendatabases and different formats.• OAICatMuseum 1.0 Allows museums to disclose descriptions of collectionitems as well as pointers to digital surrogates.• PURL PURLs (Persistent Uniform Resource Locators) are Web addressesthat act as permanent identifiers in the face of a dynamic and changing Webinfrastructure.• SRW/U The SRW/U Open Source project offers software that implementsboth the SRW Web Service and the SRU REST model interface to databases.Included are interfaces that support DSpace and Lucene implementation.5/9/2013
  47. 47. Linked Data at OCLC5/9/2013
  48. 48. OCLC Linked Data Resources• Virtual International Authority File (VIAF)http://viaf.orgHTML, RDF/XML• Dewey Decimal Classificationhttp://dewey.infoHTML/RDFa, RDF/XML, Turtle, JSON – SPARQL• FAST: Faceted Application of Subject Terminology, RDF/XML5/9/2013
  49. 49. OCLC Linked Data Resources• (all books and journal titles)• + Library extensions• Embedded RDFa• Links to: Dewey, LCSH, LCNAF, DOI, VIAF, FAST• License: ODC-BY5/9/2013
  50. 50. Cataloguing to Catalinking•We are moving from Cataloguing toCatalinkingEric Miller--‐Zepheira[Senior Research Scientist at OCLC, Inc. in Dublin, Ohio]5/9/2013
  51. 51. • Cataloguing to catalinking5/9/2013
  52. 52. Example•
  53. 53. Schema5/9/2013
  54. 54. Dewey Information5/9/2013
  55. 55. Library of Congress Subject Headings5/9/2013
  56. 56. Library of Congress Name Authority File5/9/2013
  57. 57. New Milestone• WorldCat database reaches 2 billion holdings• DUBLIN, Ohio, 7 May 2013—WorldCat the most comprehensive online database ofresources available through libraries around the world, has reached another major milestonewith the addition of its 2 billionth holding.On Saturday, May 4, at 2:58 a.m. (MDT), the holding symbol for the University ofAlberta Libraries, in Edmonton, was set through an automated process to the WorldCat recordfor the e-book, Evaluation of the City of Lakes Family Health Team Patient Portal Pilot Project:Final Report, published in 2012 by the Centre for Rural and Northern Health Research. It wasthe 2 billionth holding set in WorldCat.5/9/2013
  58. 58. Reference•••• http://zepheira.com5/9/2013