Your SlideShare is downloading. ×
Introduction RecSysTEL workshop 2012
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×
Saving this for later? Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime – even offline.
Text the download link to your phone
Standard text messaging rates apply

Introduction RecSysTEL workshop 2012

409

Published on

Recsystel2012 Introduction and Best Paper slides

Recsystel2012 Introduction and Best Paper slides

Published in: Technology, Business
0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total Views
409
On Slideshare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
5
Comments
0
Likes
1
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide
  • How can data sets be shared according to privacy and legal protection rights? How to develop a respective policy to use and share data sets? How to pre-process data sets to make them suitable for other researchers? How to define common evaluation criteria for TEL recommender systems? How to develop overview methods to monitor the performance of TEL recommender systems on data sets?
  • Transcript

    • 1. dataTEL challenge & dataTEL cafe event• a call for TEL datasets• eight data sets submitted http://bit.ly/ieqmWW
    • 2. http://dev.mendeley.com/datachallenge/
    • 3. Mendeley APOSDL ReMashed Organic. Mace Melt E edunetCollection period 1 year 3 months 2 years 9 3 years 6 months monthsUsers 200.000 6 140 1.000 1.148 98Items 1.857.912 163 96.000 11.000 12.000 1.923Activities 4.848.725 1.500 23.264 920 461.982 16.353reads + + - - + -tags - (+) + + + +ratings (+) - + + + +downloads + + - - + +search - + - - + -collaborations - + - - - -tasks/goals - + + - - -sequence - + - - - -competence - + - - + -time - - - - + +
    • 4. http://bit.ly/A4CwZU
    • 5. http://bit.ly/acBKsp
    • 6. TalkExplorer - Conference NavigatorParticipate in a short user study: • bookmark papers that are relevant with this visualization • you can win an iPod Nano! http://bit.ly/cn3talkexplorer
    • 7. RecSysTEL - Best paper award 2012Paper A: Cristian Cechinel et al. (2012)Populating Learning Object Repositories withHidden Internal Quality InformationPaper B: Pythagoras Karampiperis et al. (2012)Sentiment Analysis: A tool for Rating Attribution toContent in Recommender Systems
    • 8. Algorithms Paper A: Cristian AVG: 2.6 Paper B: Pythagoras AVG: 3
    • 9. Algorithms Paper A: Cristian AVG: 3.3 Paper B: Pythagoras AVG: 2.9
    • 10. Algorithms Paper A: Cristian AVG: 3 Paper B: Pythagoras AVG: 3.7
    • 11. Application Paper A: Cristian AVG: 3.3 Paper B: Pythagoras AVG: 3.3
    • 12. Application Paper A: Cristian AVG: 3 Paper B: Pythagoras AVG: 3.7
    • 13. Application Paper A: Cristian AVG: 2.7 Paper B: Pythagoras AVG: 2.7
    • 14. Application Paper A: Cristian AVG: 3.5 Paper B: Pythagoras AVG: 3.6
    • 15. Application Paper A: Cristian AVG: 2.6 Paper B: Pythagoras AVG: 3
    • 16. And the best paper goes to:Paper B: Pythagoras Karampiperis et al. (2012) Sentiment Analysis: A tool for Rating Attribution to Content in Recommender Systems

    ×