Your SlideShare is downloading. ×
Nrs2013 recap
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

Nrs2013 recap

141

Published on

0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
141
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
3
Comments
0
Likes
0
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

Transcript

  • 1. Challenge Recap ACM RecSys 2013, Hong Kong Torben Brodt plista GmbH International News Recommender Systems Workshop and Challenge October 13th, 2013
  • 2. Dates planned ● 6 month development ● 1 month offline dataset (2013/07) ● 3 weeks online evaluation (2013/08)
  • 3. Dates actual ● 6 month development ● 1 month offline dataset (2013/07) ● 3 weeks “online evaluation” (2013/08) ○ Registration Problems ○ Missing Leaderboard ● 3 weeks ranking period (2013/09)
  • 4. Number Quiz How many registrations?
  • 5. Number Quiz How many registrations? 23
  • 6. Number Quiz How many active teams?
  • 7. Number Quiz How many active teams? 11
  • 8. Participants from workshops and talks real user ● SIGIR, RecSys recs API researcher teams from ● ● ● ● ● ● ● ● ● TU Berlin HPI Potsdam CWI Amsterdam NTNU Norway NTU Singapore CVUT Prag UCSB California Ben Gurion, Israel etc
  • 9. Number Quiz How many active recommenders?
  • 10. Number Quiz How many active recommenders? 31
  • 11. Number Quiz How many recommendations being delivered?
  • 12. Number Quiz How many recommendations being delivered? 571,744,114
  • 13. Number Quiz How many clicks being delivered?
  • 14. Number Quiz How many clicks being delivered? 764,181
  • 15. Next steps ● dataset license ○ original one: free for use in correlation with challenge ○ new one: tba ● reproducability ○ reference algorithms? ● questionlist / FAQ
  • 16. Winners 1. recommenders.net winner of an ipad 2. inbeat winner of a nexus 7 3. i2r winner of a raspberry pi
  • 17. Questions

×