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Metadata for Technology Enhanced Learning

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Metadata for Technology Enhanced Learning

  1. 1. Metadata for TEL erik duval & martin wolpers K.U.Leuven & ARIADNE http://www.cs.kuleuven.be/~erikd 1
  2. 2. 2
  3. 3. slogan warning! http://www.kinkyangel.co.uk/
  4. 4. metadata?
  5. 5. metadata? • what (the heck is it)? • why (do we need it)? • where (does it come from)? • when (do we produce/use it)? • who (produces it)? • how (... whatever ...)?
  6. 6. what? is it?
  7. 7. • data about data • whatever that means • also: “web of things”
  8. 8. • data about data • whatever that means • also: “web of things” • LOM, DC, MPEG, ... • vCard, dateTime, microformats, ...
  9. 9. • data about data • whatever that means • also: “web of things” • LOM, DC, MPEG, ... • vCard, dateTime, microformats, ... • one man’s data is another man’s metadata • meta-metadata • title, chapter, abstract, references, ...
  10. 10. why? do we need it?
  11. 11. Abundance 10
  12. 12. Abundance 10
  13. 13. Abundance food travel music media ... 10
  14. 14. Searchability http://globe-info.org/ 11
  15. 15. Open Educational Resources
  16. 16. 13
  17. 17. 13
  18. 18. 13
  19. 19. 13
  20. 20. 13
  21. 21. Open abundance • standards based • as A4, sewage, lightbulb, ... • no lock-in • plug-and-play • platform for innovation
  22. 22. where? does it come from?
  23. 23. Cool! Who will enter the metadata? 16
  24. 24. Librarian metadata doesn’t scale! ARIADNE 17
  25. 25. Librarian metadata doesn’t scale! electronic ARIADNE forms must die! 17
  26. 26. context 18
  27. 27. context 18
  28. 28. context 18
  29. 29. http://ariadne.cs.kuleuven.be/amg/ 19
  30. 30. 20
  31. 31. AMG evaluation 21
  32. 32. AMG evaluation • 22 reviewers for 20 learning objects • 10 human generated (from Ariadne KPS) • 10 automatically generated (Prolearn deliverables) 21
  33. 33. AMG evaluation • 22 reviewers for 20 learning objects • 10 human generated (from Ariadne KPS) • 10 automatically generated (Prolearn deliverables) • 7 parameters • Completeness • Accuracy • Provenance • Conformance to expectations • Logical consistency and coherence • Timeliness • accessibility 21
  34. 34. AMG evaluation • 22 reviewers for 20 learning objects • 10 human generated (from Ariadne KPS) no significant • 10 automatically generated (Prolearn deliverables) • 7 parameters • Completeness difference! • Accuracy • Provenance • Conformance to expectations • Logical consistency and coherence • Timeliness • accessibility 21
  35. 35. when? do we produce/use it? who? produces it?
  36. 36. Better search? 23
  37. 37. Better search? 23
  38. 38. Better search? 23
  39. 39. Better search? 23
  40. 40. Better search? electronic forms must die! 23
  41. 41. Google is so passé… 25
  42. 42. Google is so passé… 25
  43. 43. Google is so passé… 25
  44. 44. Google is so passé… also: Moodle SidWeb Dokeos ... 25
  45. 45. teachers you used last year
  46. 46. teachers new since last year you used last year
  47. 47. teachers other teachers like you... new since last year you used last year
  48. 48. teachers used in this context other teachers like you... new since last year you used last year
  49. 49. teachers also used by... used in this context other teachers like you... new since last year you used last year
  50. 50. teachers learners also used by... used in this context other teachers like you... new since last year your peers you used have done last year this
  51. 51. teachers learners also used by... used in this context other teachers like you... new since they last year asked ... your peers you used have done last year this
  52. 52. teachers learners also used by... used in this context other who is teachers doing this like you... now? new since they last year asked ... your peers you used have done last year this
  53. 53. teachers learners also used by... used in learn this together? context other who is teachers doing this like you... now? new since they last year asked ... your peers you used have done last year this
  54. 54. teachers learners thumbs also used up/down? by... used in learn this together? context other who is teachers doing this like you... now? new since they last year asked ... your peers you used have done last year this
  55. 55. Open feedback 27
  56. 56. Open feedback Attention metadata http://ariadne.cs.kuleuven.be/empirical/ 27
  57. 57. Open feedback Attention metadata http://ariadne.cs.kuleuven.be/empirical/ 27
  58. 58. Open feedback Attention metadata http://ariadne.cs.kuleuven.be/empirical/ 27
  59. 59. 1.Property 2.Mobility 3.Economy ransparency 4.T 28
  60. 60. Questions? http://ariadne.cs.kuleuven.ac.be/ wordpress/eduval/ http://www.cs.kuleuven.be/~erikd Thanks! 29

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