1. Sharing Data Sets to Personalize Learning
16.09.2010 Round table at ICL conference 2010, Hasselt, Belgium
Dr. Hendrik Drachsler
Centre for Learning Sciences and Technology
@ Open University of the Netherlands
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2. What is dataTEL
• dataTEL is a Theme Team funded by the
STELLAR network of excellence.
• It address 2 STELLAR Grand Challenges
1. Connecting Learner
2. Contextualisation.
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3. dataTEL::Objective
Standardise research on recommender systems in TEL
Five core questions:
1.How can data sets be shared according to privacy and legal
protection rights?
2.How to development a respective policy to use and share
data sets?
3.How to pre-process data sets to make them suitable for
other researchers?
4.How to define common evaluation criteria for TEL
recommender systems?
5.How to develop overview methods to monitor the
performance of TEL recommender systems on data sets?
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4. Decade of change
Graphic by Alex Guerten, 2008
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5. G
L O C A L I S AT I O N
O
B
A
L
I
S
A
T Graphic by Alex Guerten, 2008
I
O
N 4

6. G L O C A L I S AT I O N
Graphic by Alex Guerten, 2008
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7. G L O C A L I S AT I O N
P
R
O
D
U
C
Graphic by Alex Guerten, 2008
E
CONSUMERS
S
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8. G L O C A L I S AT I O N
Graphic by Alex Guerten, 2008
PROSUMERS
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9. The Glocalisation / Prosumers world
by Zohar Manor-Abel http://flickr.com/photos/zoharma/97214235/sizes/l/
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10. Information emerge
Johnson, S. (2001)
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11. Information emerge
Johnson, S. (2001)
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12. Information emerge
Johnson, S. (2001)
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13. Information emerge
Johnson, S. (2001)
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14. Information emerge
Johnson, S. (2001)
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15. Information emerge
Johnson, S. (2001)
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16. Information emerge
“We are leaving the age of information and
entering the age of recommendation”
Chris Anderson (2004)
Johnson, S. (2001)
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17. Free
the data
by Tom Raftery http://www.flickr.com/photos/traftery/4773457853/sizes/l
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18. Why ?
by Tom Raftery http://www.flickr.com/photos/traftery/4773457853/sizes/l
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19. Because we
will get new
insights
by Tom Raftery http://www.flickr.com/photos/traftery/4773457853/sizes/l
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21. 8

22. 8

23. 8

24. 8

25. 8

26. Application Areas
by Ivan Plata, flickr
48
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27. Technology-
Enhanced
Application Areas
Learning
by Ivan Plata, flickr
48
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28. Technology-
Enhanced
Application Areas Science 2.0
Learning
by Ivan Plata, flickr
48
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29. Technology-
Enhanced
Application Areas Science 2.0
Learning
by Ivan Plata, flickr
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9 e-health

30. Technology-
Enhanced
Application Areas Science 2.0
Learning
e-democracy /
e-participation by Ivan Plata, flickr
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9 e-health

31. Beyond
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32. Beyond
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33. Beyond
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34. Beyond
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35. Beyond
O P E N I N N O V AT I O N
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36. Beyondthe
Beyond
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37. Beyondthe
Beyond
O P E N I N N O V AT I O N
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38. Beyondthe
Beyond
MASHUP TECHNOLOGY
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39. Beyondthe
Beyond
RECOMMENDER SYSTEMS
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40. Beyondthe
Beyond
P ROT E C T I O N R I G H T S
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41. Open Innovation
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42. Open Innovation
R&D -> C&D
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43. Open Innovation
R&D -> C&D
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44. Open Innovation
R&D -> C&D
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45. Mashups and Widgets
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46. Mashups and Widgets
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47. Recommender Systems
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48. Recommender Systems
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49. Recommender Systems
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50. Protection Rights
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51. Protection Rights
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52. Protection Rights
OVERSHARING
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53. Open Innovation
in Practice
Are there any
Twitter users?
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54. Open Innovation
in Practice
Please use any
Are there the
Twitter users?
following hashtag for
the backchannel.
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55. Open Innovation
in Practice
Please use the
following hashtag for
the backchannel.
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56. Open Innovation
in Practice
Hashtag: #datatel
Please use the
following hashtag for
the backchannel.
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57. So what about you ...
Five core questions:
1.How can data sets be shared according to privacy and legal
protection rights?
2.How to development a respective policy to use and share
data sets?
3.How to pre-process data sets to make them suitable for other
researchers?
4.How to define common evaluation criteria for TEL
recommender systems?
5.How to develop overview methods to monitor the
performance of TEL recommender systems on data sets?
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58. Join us for a Coffee ...
http://www.teleurope.eu/pg/groups/9405/datatel/
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59. Many thanks for your interests
This silde is available at:
http://www.slideshare.com/Drachsler
Email: hendrik.drachsler@ou.nl
Skype: celstec-hendrik.drachsler
Blogging at: http://www.drachsler.de
Twittering at: http://twitter.com/HDrachsler
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