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Mapping the European(a) metadata landscape

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Describing the Digital Object, Irish Cataloguing and Indexing Group Annual Seminar, 25th February 2011, Trinity College Dublin, Ireland

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Mapping the European(a) metadata landscape

  1. 1. Mapping the European(a) metadata landscape Sally Chambers, The European Library http://www.twitter.com/schambers3 http://www.slideshare.net/schambers3 Describing the digital object Irish Cataloguing and Indexing Group Annual Seminar 25 th February 2011, Dublin, Ireland
  2. 2. Outline <ul><li>The European(a) metadata landscape </li></ul><ul><li>Metadata interoperability in libraries </li></ul><ul><li>Cross-domain metadata interoperability </li></ul><ul><li>Towards the future: the Europeana Data Model </li></ul><ul><li>Beyond metadata: full-text content </li></ul>
  3. 3. Europeana: the vision <ul><li>“ A digital library that is a single, direct and multilingual access point to the European cultural heritage.” European Parliament, 27 September 2007 </li></ul>
  4. 4. Europeana: the vision <ul><li>“ A unique resource for Europe's distributed cultural heritage… ensuring a common access to Europe's libraries, archives and museums. Horst Forster, Director, Digital Content & Cognitive Systems Information Society Directorate, European Commission </li></ul>
  5. 5. What is Europeana?
  6. 6. 2010 2008 prototype operational service <ul><li>1 5 million objects </li></ul><ul><li>1500 participating institutions </li></ul><ul><li>A lot of metadata! </li></ul>
  7. 7. Four cultural heritage sectors
  8. 8. Archival content
  9. 9. Content from museums
  10. 10. Audio-visual content
  11. 11. Content from Libraries
  12. 12. … in 26 languages
  13. 13. … including Irish
  14. 14. … content from 29 countries… Source: Europeana Content Strategy http://version1.europeana.eu/web/guest/content-strategy/
  15. 15. … including Irish partners….
  16. 16. Four types of material <ul><li>Text </li></ul><ul><li>Image </li></ul><ul><li> Sound </li></ul><ul><li> Video </li></ul>
  17. 17. … a variety of metadata formats and cataloguing rules…
  18. 18. Seeing Standards by Jenn Riley http://www.dlib.indiana.edu/~jenlrile/metadatamap/
  19. 19. Cross-domain metadata interoperability http://www.instructables.com/image/FQLVSY5FFNE7LDH/Whirlpool-in-Photoshop.jpg/
  20. 20. European(a) metadata landscape
  21. 21. European(a) metadata landscape
  22. 22. European(a) metadata landscape
  23. 23. The European Library (TEL)
  24. 24. The European Library Application Profile for Objects <ul><li>Dublin Core Application Profile </li></ul><ul><li>Based on the Dublin Core Library Application Profile </li></ul><ul><li>Specific metadata terms added to support functionality </li></ul>
  25. 25. Can we learn from the libraries? http://tinyurl.com/6dmv6ca
  26. 26. Metadata interoperability in the libraries Metadata Interoperability Consensus Standards Domain-knowledge
  27. 27. Europeana Semantic Elements
  28. 28. Europeana Semantic Elements <ul><li>Europeana Semantic Elements (ESE) developed for the prototype (now on v3.3.1) </li></ul><ul><li>A Dublin Core-based application profile </li></ul><ul><ul><li>Cross-domain schema for heterogeneous data </li></ul></ul><ul><ul><li>Not able to capture the full semantics of provider’s data </li></ul></ul><ul><li>37 Dublin Core terms – to describe the objects </li></ul><ul><ul><li>for search and display </li></ul></ul><ul><li>14 Europeana coined terms - used to support portal functionality </li></ul><ul><ul><li>Need to have consistent (normalised) data for the portal to work </li></ul></ul>
  29. 29. Europeana Semantic Elements
  30. 30. Europeana Semantic Elements
  31. 31. Archival content
  32. 32. Archival content
  33. 33. Content from museums
  34. 34. Audio-visual content
  35. 35. Content from Libraries
  36. 36. Linking to Digital Objects
  37. 37. Linking to Digital Objects
  38. 38. Linking to Digital Objects
  39. 39. Linking to Digital Objects
  40. 40. Linking to Digital Objects
  41. 41. Linking to Digital Objects
  42. 42. Technical Requirements for Providing Content http://www.version1.europeana.eu/web/guest/technical-requirements/
  43. 43. Towards the future: the Europeana Data Model <ul><li>New data structure for Europeana </li></ul><ul><li>Moves beyond the Europeana Semantic Elements (ESE) </li></ul><ul><ul><li>represents lowest common denominator for object metadata </li></ul></ul><ul><ul><li>forces interoperability </li></ul></ul><ul><ul><li>major drawback: richness of the original metadata is lost </li></ul></ul><ul><li>Goal of the Europeana Data Model </li></ul><ul><ul><li>preserve richness of the original data while still allowing for interoperability </li></ul></ul><ul><ul><li>Facilitate participation in the semantic web </li></ul></ul>
  44. 44. Enables browsing through related objects
  45. 45. European(a) metadata landscape
  46. 46. Moving towards semantic interoperability Semantic Network Networked object representations
  47. 47. Moves metadata from 2 dimensions to 3
  48. 48. From isolated metadata islands….
  49. 49. <ul><li>XML represents knowledge as trees </li></ul><ul><li>RDF represents knowledge as networks of nodes and graphs </li></ul>Moving from XML to RDF....
  50. 50. Links between things.... http://en.wikipedia.org/wiki/File:Revolutionary_Joyce_Better_Contrast.jpg http://en.wikipedia.org/wiki/File:UlyssesCover.jpg James Joyce Ulysses IsAuthorOf
  51. 51. Links between things.... http://en.wikipedia.org/wiki/File:Revolutionary_Joyce_Better_Contrast.jpg http://viaf.org/ James Joyce Джойс Джеймс IsTheSameAs
  52. 52. Europeana Data Model (EDM) <ul><li>OAI-ORE for organisation of metadata about an object </li></ul><ul><li>Dublin Core for metadata representation </li></ul><ul><li>SKOS for vocabulary organisation </li></ul>
  53. 53. Europeana Data Model (EDM)
  54. 54. Representing EDM in an RDF graph aggregation digital representation object provenance metadata
  55. 55. Background reading http://version1.europeana.eu/web/europeana-project/technicaldocuments/
  56. 56. Europeana Data Model for Libraries
  57. 57. Europeana Data Model for Libraries <ul><li>Understand the Europeana Data Model! </li></ul><ul><li>Explore how we can apply the Europeana Data Model to library metadata </li></ul><ul><li>Validate the draft Europeana Data Model for libraries with real-world metadata </li></ul><ul><li>Implement the Europeana Data Model for libraries with metadata from national, university and public libraries </li></ul><ul><li>Create library-specific documentation and training materials </li></ul>
  58. 58. Beyond metadata: full-text content
  59. 59. Beyond metadata: full-text content You don’t need metadata … it’s full-text after all !?!
  60. 60. Beyond metadata: full-text content
  61. 61. Beyond metadata: full-text content
  62. 62. Beyond metadata: full-text content
  63. 63. Beyond metadata: full-text content
  64. 64. Beyond metadata: full-text content
  65. 65. Beyond metadata: full-text content
  66. 66. Europeana Data Model for full-text content?
  67. 67. Overview <ul><li>The European(a) metadata landscape </li></ul><ul><li>Metadata interoperability in libraries </li></ul><ul><li>Cross-domain metadata interoperability </li></ul><ul><li>Towards the future: the Europeana Data Model </li></ul><ul><li>Beyond metadata: full-text content </li></ul>
  68. 68. European Library Automation Group (ELAG) http://elag2011.techlib.cz/en/

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