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Rule Acceptance





Please note that teams can combine by 23:59 UTC on May 7 but have to meet two conditions:
1> There should be no more than 10 people in a combined team;
2>  In a combined team, the total number of submissions made by all its members must not exceed the limit. To
calculate this limit, please count the number of days starting from May 1 to when this new team is formed and multiply it by 3. For example, if a combined team is built on May 3 and has three members, this team can make no more than 9 submissions since May 1. 


1. All participants must register in competition platform.


2. Participants can choose to form teams on the platform. Each team much consist no more than 10 members.


3. Each team appoints a leader and selects a team title of no more than 15 characters.


4. Each participant can join only one team. Multiple accounts will lead to disqualification of all teams joined by the participant.


5. Teams are allowed to combine before the team merge deadline but teams may not split. Combined teams must consist of no more than ten members.


6. Participants are allowed to use open-source codes or tools but are not permitted to use any code or tools that have not been publicly released or authorized.


7. External data is allowed to use for this competition. However, using external data has to satisfy the following criteria: The external data has to be publicly accessible. You have to post in the competition forum before April 30th on how to access the external data, and provide sample codes in Python. After April 30th, no new external data can be used.


8. Privately sharing code or data outside of teams is not allowed


9. Teams can submit their prediction results anytime during the completion up to three times a day.


10. The competition organizers reserve the right to update the competition timeline if they deem it necessary.


Important note: Participants who have trouble receiving notification mails from the competition organizer are strongly recommended to check their spam folders.

KDD CUP of Fresh Air


3876 teams


Final Submissions