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The Power of Sharing Linked Data - ELAG 2014 Workshop

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Presentation to set the scene and stimulate discussion in the Workshop "The Power of Sharing Linked Data" at ELAG 2014 - Bath University, UK June 10/11 2014

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The Power of Sharing Linked Data - ELAG 2014 Workshop

  1. 1. The world’s libraries. Connected. ELAG 2014 – Bath, UK The Power of Sharing Linked Data: Giving the Web What it Wants Richard Wallis OCLC Technology Evangelist @rjw
  2. 2. The world’s libraries. Connected.
  3. 3. The world’s libraries. Connected.
  4. 4. The world’s libraries. Connected. ! ?
  5. 5. The world’s libraries. Connected. Today’s online information seekers have many choices
  6. 6. The world’s libraries. Connected. Today’s online information seekers have many choices • Select • Acquire • Describe • Preserve •Expose
  7. 7. The world’s libraries. Connected. The problem with access to library collections: People don’t start research in the library catalog? (No… that’s just a fact.) The real problem is that we don’t expose our collections very well on the web. Question: How to connect users to library collections on the web?
  8. 8. The world’s libraries. Connected. Scribe OPAC Card Catalog Web of Data Web Evolution of Metadata Management and Library Catalogs
  9. 9. The world’s libraries. Connected. What the Web wants What is required to join the web of data?
  10. 10. The world’s libraries. Connected. What the Web wants Some things the web wants: 1. Size 2. Familiar structures 3. A network of links 4. Entity identifiers
  11. 11. The world’s libraries. Connected. edition author location holding date of publication classification publisher title source ISBN author location holding classification publisher person place object concept organization work library data: stored as records title
  12. 12. The world’s libraries. Connected. authorperson place object concept organization work subjectitem availability library data stored as entities
  13. 13. The world’s libraries. Connected. person place object concept organization work library data stored as entities library knowledge graph A graph of relationships
  14. 14. The world’s libraries. Connected. Knowledge cards for libraries Günter Grass Born: 16 October 1927 Gdańsk, Poland German novelist, poet, playwright, illustrator, graphic artist, sculptor and recipient of the 1999 Nobel Prize in Literature. Works Subjects Quotes Find Günter Grass works at: Libraries near me | Online Retailers Germany | German literature | Historical fiction War stories | Black humor | Fantasy “Even bad books are books and therefore sacred.”— The Tin Drum Google Knowledge Graph
  15. 15. The world’s libraries. Connected. person place work concept organization object Günter Grass Historical Fiction this copy of “The Tin Drum” Germany library “Die Blechtrommel” library data stored as entities Field in a record vs. entity in knowledge graph expression “The Tin Drum”
  16. 16. The world’s libraries. Connected. Evolution of Metadata Management and Library Catalogs Scribe OPAC Card Catalog Web of Data Web person place object concept organization work Web of Data
  17. 17. The world’s libraries. Connected. person place object concept organization work library data stored as entities library knowledge graph Works FRBR : Work FRBR : Manifestation
  18. 18. The world’s libraries. Connected. Benefits for All Library Workflows The Data Strategy: WorldCat Works person place object organization work Cataloging Integration with the web Cascading updates More options Intuitive searching
  19. 19. The world’s libraries. Connected. What the Web wants We are already doing a lot of this… 1. Size 2. Familiar structures 3. A network of links 4. Entity identifiers schema.org VIAF = Aggregation = Linked Data = Referrals = Identifiers
  20. 20. The world’s libraries. Connected. 1. Size & Aggregation
  21. 21. The world’s libraries. Connected. 4. A Network of Links & Entity Identifiers
  22. 22. The world’s libraries. Connected. How does a library contribute to all of this? 1. Register 2. Aggregate Add your holdings to the network Manage identifiers: Authorities Institutions 3. Expose person place object concept organization workwork
  23. 23. The world’s libraries. Connected. ?!
  24. 24. The world’s libraries. Connected. What the Web wants…
  25. 25. The world’s libraries. Connected.
  26. 26. http://www.theeuropeanlibrary.org/tel4/newsitem/5350 “… more than 80 per cent of these visitors coming from search engines …”
  27. 27. The world’s libraries. Connected.
  28. 28. The world’s libraries. Connected. Tell them about our resources… …using their language and methods http://www.flickr.com/photos/boston_public_library/6220572487
  29. 29. The world’s libraries. Connected. WorldCat Linked Data Linked Data • 311+ million data resources • Schema.org • Embedded RDFa • Links to Dewey, LCSH, LCNAF, DOI, VIAF, FAST • ODC-BY license • June 2012 • Continuing development: • Vocabulary, Content-negotiation, More Links • Works …
  30. 30. The world’s libraries. Connected.
  31. 31. The world’s libraries. Connected. How we are sharing with the web What the web gets: • WorldCat 311M+ • Schema.org • VIAF, LCSH, Dewey, … • WorldCat persistent identifiers (URIs) Some things the web wants: 1. Size 2. Familiar structures 3. A network of links 4. Entity identifiers
  32. 32. The world’s libraries. Connected. Part of the Web of Data
  33. 33. The world’s libraries. Connected. Part of the Web of Data
  34. 34. The world’s libraries. Connected. Part of the Web of Data Worldcat.org/oclc/81453459 The Hidden Face of Eve http://viaf.org/viaf/84254254/ Nawal El Saadawi http://www.wikidata.org/wiki/Q238514 Nawal El Saadawi http://isni-url.oclc.nl/isni/0000000120296695 Nawal El Saadawi author sameAs sameAs sameAs VIAF
  35. 35. The world’s libraries. Connected.
  36. 36. The world’s libraries. Connected.
  37. 37. The world’s libraries. Connected. BIBFRAME Bibliographic Framework as a Web of Data: It is the foundation for the future of bibliographic description that happens on, in, and as part of the web and the networked world we live in. http://www.bibframe.org
  38. 38. The world’s libraries. Connected. http://www.bibframe.org
  39. 39. The world’s libraries. Connected. ≈ Complementary ≈ bibliographic description as part of the web ? Conflict ? @Fascinatingpicshttp://www.flickr.com/photos/54136840@N00/4921290518/
  40. 40. The world’s libraries. Connected.
  41. 41. The world’s libraries. Connected. WorldCat Works Linked Data Works • 197+ million Work descriptions and URIs • Schema.org • RDF Data formats – RDF/XML, Turtle, Triples, JSON-LD • Links to WorldCat manifestations • Links to Dewey, LCSH, LCNAF, VIAF, FAST • Open Data license • Released April 2014
  42. 42. The world’s libraries. Connected. WorldCat Works Linked Data Single Manifestation Multiple Manifestations 197 Million Work Descriptions Linking to 311 Million Manifestations
  43. 43. The world’s libraries. Connected.
  44. 44. A Web of Data Hubs of Authority in Setting Context
  45. 45. The world’s libraries. Connected.
  46. 46. The world’s libraries. Connected. Scribe OPAC Card Catalog Web of Data Web Building a Web of Data
  47. 47. The world’s libraries. Connected. We all need to participate Building a Web of Data Linking to all and all their resources
  48. 48. The world’s libraries. Connected. Opportunity to connect users with our resources
  49. 49. The world’s libraries. Connected.
  50. 50. The world’s libraries. Connected. ELAG 2014 – Bath, UK The Power of Sharing Linked Data: Giving the Web What it Wants Richard Wallis OCLC Technology Evangelist @rjw
  51. 51. The world’s libraries. Connected. Amy Elliott Bert Cousins Bob Murphy Bob Schulz Brian Wingerter Brook Pauquette Bruce Washburn Daniel van Spanje Diane Vizine-Goetz Ed Macklin Gail Thornburg Gay Miller Georgii Viznyuk Hugh Jamieson Jason Ash Jean Godby Jeff Mixter Jeff Young Jenny Toves Jim Michalko Joanne Cantrell Jon Fausey Julie Gay Kanchitpol Ratanapan Kelly Womble Leonardo Simon Lisa Cox Lora Chappelear-Pearson Martin van Muyen Production Release of WorldCat Works April 2014Kudos to: Marty Loveless Mike Teets Paul Moss Rich Greene Rich Greene Richard Wallis Roy Tennant Scott Orr Shelley Hostetler Stephan Schindehette Steve Meyer Ted Fons Thom Hickey Tod Matola Xiaoming Liu

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