Nrs2013 recap

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  • 1. Challenge RecapACM RecSys 2013, Hong KongTorben Brodt plista GmbHInternational 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 talksreal user SIGIR, RecSys recsAPIresearcherteams 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 ipad2. inbeat winner of a nexus 73. i2r winner of a raspberry pi 17. Questions