oclc

Online Computer Library Center

Subhashis DasMSLIS-2011-13

Documentation Research and Training CentreIndian Statistical Institute

What is OCLC?

• OCLC is the world’s largest, non-profit, cooperative of libraries. It facilitates library cooperation in cataloging, inter-library loan, virtual reference, digital archiving, and other services. Host of the Dewey Decimal Classification and of the world’s largest union catalog of library bibliographic data (known as WorldCat), OCLC is also host to OCLC Research, a leading applied research center for libraries, archives, and other cultural heritage institutions.

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History

• Originally named the Ohio College Library Center, OCLC began in 1967 through a collaboration of Ohio university.

• The group first met on July 5, 1967 on the campus of The Ohio State University to sign the articles of incorporation for the nonprofit organization.

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Plan and Goal• The plan was to merge the catalogs of

Ohio libraries electronically through a computer network and database in order to streamline operations, control costs, and increase efficiency in library management.

• The goal of this network and database was to bring libraries together to cooperatively keep track of the world’s information in order to best serve researchers and scholars.

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• The first library to do online cataloging through OCLC was the Alden Library at Ohio University on August 26, 1971. This was the first occurrence of onlinecataloging by any library worldwide.

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Product and Service

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WorldCat®

• WorldCat is the world's largest network of library content and services. WorldCat libraries are dedicated to providing access to their resources on the Web, where most people start their search for information.

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How it work

• Collection data—The databases or packages purchased by your library.

• Title data—Titles that are part of a collection, including descriptive and identifier metadata.

• Holdings data—An inventory of the titles to which your library or consortium subscribes.

• Linking logic—Citation data and your institution's affiliation are combined with linking logic defined by the knowledge base to create a link to the full text at the article or title level.

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Features of

• Search many libraries at once for an item and then locate it in a library nearby

• Find books, music, and videos to check out

• Find research articles and digital items (like audiobooks) that can be directly 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 it

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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 world's library collections. You'll find:

• 788+ million articles with one-click access to full text

• 36+ million digital items from trusted sources like Google Books, OAIster and HathiTrust

• 14+ million eBooks from leading aggregators and publishers

• 47+ million pieces of evaluative content (Tables of Contents, cover art, summaries, etc.) included at no additional charge

• 227+ million books in libraries worldwide

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WorldCat® Local include

• Resources that are owned by University of Arizona libraries, including books, 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)

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Most popular libraries

WorldCat 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 States

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WorldCat Mobile Apps

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Book Crawler

• Identifies an item when product barcode is scanned using phone camera and pic2shop

• Create collections of scanned books you own or want to purchase or check out of a library

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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 software

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Disc Tracker

• Create a database of compact discs you own or want to check out of a library using product barcodes

• Track personal loans, rate items and view covers in "shelf" mode

• View library locations using phone GPS mapping software

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Pic2shop Barcode Scanner• Price comparison app for

books, music, DVDs and more




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RedLaser• Price comparison app for

books, music, DVDs and more




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iBookShelf• Create a database of books you own or

want to purchase or check out of a library using product ISBNs





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My Library• Create a database of all media you

own or want to purchase or check out of a library using product search or barcodes





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DeweyBrowser

• The DeweyBrowser is a prototype system for searching and browsing millions of WorldCat® records classified by the Dewey Decimal Classification® (DDC®) system. The interface is available in English, French, German, and Spanish, and users can navigate the DDC Summaries in several languages.

• In addition to its multilingual capabilities, the Dewey Browser incorporates many characteristics of "next generation catalogs" such as tag clouds, faceted searching and navigation, and flexible sorting and display options.

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DeweyBrowser

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OCLC WorldShare™ Platform

• The OCLC WorldShare Platform is a global, interconnected Web architecture that supports OCLC’s Webscale services and applications, and provides flexible, open access to library data through APIs and other Web services.

• Libraries, developers and partners can use this data to innovate together to build and share apps that streamline and enhance their local library workflows.

• The OCLC WorldShare Platform facilitates collaboration and app-sharing across the library community, so that libraries can combine OCLC-built applications, library-built applications and partner-built applications.

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WorldShare™ Interlibrary Loan

• OCLC WorldShare Interlibrary Loan is a new service that will replace WorldCat Resource Sharing as part of your existing resource sharing subscription in 2013.

• The service centralizes workflows now managed in multiple systems, and provides new functionality that speeds fulfillment of interlibrary loan requests and saves time for your staff and users.

• Available now with initial features, by May 2013 the new service will provide most of the functionality available now in WorldCat Resource Sharing.

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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 collections are continually updated.

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• QuestionPoint is a unique virtual reference service, supported by global network of cooperating libraries worldwide, as well as an infrastructure of software tools and communications. QuestionPoint is also a source of unique centralized knowledge resources built by a collaborative network of member libraries

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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, in 11 languages

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Many channels, one reference service…

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24/7 Reference Cooperative & Answering Percentage

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Digital Archive™ Secure, managed storage for digital preservation

• The Digital Archive provides a secure storage environment for you to easily manage and monitor the health of your master files and digital originals.

• http://www.oclc.org/digital-archive.en.html

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http://www.oclc.org/digital-archive.en.html




EZproxy® authentication and access software

• EZproxy helps provide users with remote access to Web-based licensed content offered by libraries.

• It is middleware that authenticates library users against local authentication systems and provides remote access to licensed content based on the user’s authorization.

• More than 2,500 institutions in over 60 countries have purchased EZproxysoftware.

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Terminologies Service™

• The Terminologies Service provides access to multiple controlled vocabularies to help you create consistent metadata for your library, museum, or archive collections.

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VIAF™

• The Virtual International Authority File (VIAF) is an international service designed to provide convenient access to the world's major name authority files. Its creators envision the VIAF as a building block for the Semantic Web to enable switching of the displayed form of names for persons to the preferred language and script of the Web user. VIAF began as a joint project with the Library of Congress (LC), the Deutsche Nationalbibliothek (DNB), the Bibliothèque nationale de France (BNF) and OCLC. It has, over the past decade, become a cooperative effort involving an expanding number of other national libraries and other agencies. At the beginning of 2012, contributors include 20 agencies from 16 countries.

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OCLC FirstSearch

• The Future of OCLC FirstSearch

• OCLC is bringing the user-friendly features of WorldCat.org together with the precision searching of FirstSearch, valued by library staff and expert researchers, to provide a better user experience for libraries using the FirstSearch service. The goal is to provide a unified, consistent and contemporary search experience that fits users’ expectations for modern, simple content discovery, while maintaining the expert capabilities for staff.

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z39.50 Cataloging™

• The OCLC Z39.50 Cataloging service allows you to search for and download bibliographic records through your Z39.50-compliant local library system.

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Current Research and Prototype services

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OCLC Research

• OCLC Research performs three major roles

• Act as a community resource for shared R&D, provide

• Advanced development and technical support within OCLC itself.

• Enhance OCLC's engagement with members and mobilize the community around shared concerns.

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ArchiveGrid

• ArchiveGrid is a discovery service that provides access to detailed archival collection descriptions. It includes over a million descriptions of archival collections held by thousands of libraries, museums, historical societies and archives worldwide.

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• WorldCat Identites has a summary page for every name in WorldCat(currently some 30 million names).

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Article Exchange

• Article Exchange was introduced as a safe, cloud-based method of exchanging copyrighted digital content with patrons.

• It provides an alternative to expensive and difficult to use services, for libraries exchanging copyrighted digital content.

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Recommendation

For Example you like 2 states : story of my marriage by Chetan Bhagat

or

Eat pray love

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Kindred Works

• Kindred Works is an experimental recommender service that helps you discover 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 the search box or by selecting one of the samples on this page.

http://experimental.worldcat.org/kindredworks/Kindred?kw=chetan+bhagat [Ex-Books]

http://experimental.worldcat.org/kindredworks/Kindred?kw=eat+pray+love [Ex-DVD]

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http://experimental.worldcat.org/kindredworks/Kindred?kw=chetan+bhagat



http://experimental.worldcat.org/kindredworks/Kindred?kw=eat+pray+love



WorldCat Identities Network

• The WorldCat Identity Network uses the WorldCat Identities Web Service and the WorldCat Search API to create an interactive Related Identity Network Map for each Identity in the WorldCat Identities database. The Identity Maps can be used to explore the interconnectivity between WorldCat Identities.

• Example : Jesus Christ

http://experimental.worldcat.org/IDNetwork/display.html?query=lccn-n79-84784

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Software Activities

• COBOAT A metadata publishing tool that transfers information between databases and different formats.

• OAICatMuseum 1.0 Allows museums to disclose descriptions of collection items as well as pointers to digital surrogates.

• PURL PURLs (Persistent Uniform Resource Locators) are Web addresses that act as permanent identifiers in the face of a dynamic and changing Web infrastructure.

• SRW/U The SRW/U Open Source project offers software that implements both the SRW Web Service and the SRU REST model interface to databases. Included are interfaces that support DSpace and Lucene implementation.

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Linked Data at OCLC

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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 http://id.worldcat.org/fastHTML, RDF/XML

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http://viaf.org/

http://viaf.org/

http://viaf.org/

http://dewey.info/

http://dewey.info/

http://dewey.info/

http://id.worldcat.org/fast



OCLC Linked Data Resources

• WorldCat.org (all books and journal titles)

• Schema.org + Library extensions

• Embedded RDFa

• Links to: Dewey, LCSH, LCNAF, DOI, VIAF, FAST

• License: ODC-BY

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Cataloguing to Catalinking

• We are moving from Cataloguing to Catalinking

Eric Miller-‐Zepheira

[Senior Research Scientist at OCLC, Inc. in Dublin, Ohio]

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• Cataloguing to catalinking

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Example

• http://www.worldcat.org/title/fuzzy-logic-and-the-semantic-web/oclc/162130383

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http://www.worldcat.org/title/fuzzy-logic-and-the-semantic-web/oclc/162130383



















Schema

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http://schema.org/Book



Dewey Information

5/9/2013http://dewey.info/class/004/e22/about

http://dewey.info/class/004/e22/about

http://dewey.info/class/004/e22/about

Library of Congress Subject Headings

5/9/2013 http://id.loc.gov/authorities/subjects/sh93006704.html

http://id.loc.gov/authorities/subjects/sh93006704.html

http://id.loc.gov/authorities/subjects/sh93006704.html

Library of Congress Name Authority File

5/9/2013 http://id.loc.gov/authorities/names/n82107212.html

http://id.loc.gov/authorities/names/n82107212.html

http://id.loc.gov/authorities/names/n82107212.html

New Milestone

• WorldCat database reaches 2 billion holdings

• DUBLIN, Ohio, 7 May 2013—WorldCat the most comprehensive online database of resources available through libraries around the world, has reached another major milestone with the addition of its 2 billionth holding.

On Saturday, May 4, at 2:58 a.m. (MDT), the holding symbol for the University of Alberta Libraries, in Edmonton, was set through an automated process to the WorldCat record for 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 was the 2 billionth holding set in WorldCat.

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Reference

• http://www.oclc.org

• http://www.worldcat.org

• http://dewey.info

• http://zepheira.com

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http://www.oclc.org/

http://www.oclc.org/

http://www.worldcat.org/

http://www.worldcat.org/

http://dewey.info/

http://dewey.info/

http://zepheira.com/

http://zepheira.com/

oclc

Education