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recsys-challenge2021

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12/13/21

Access to RecSys2021 Challenge dataset

Is there any way to get the dataset ? I am currently researching about recsys and fairness in my PhD

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Access to RecSys2021 Challenge dataset

Is there any way to get the dataset ? I am currently researching about recsys and fairness in my PhD

12/13/21

Danial KhoshKholgh, Luca Belli2

11/30/21

Access to RecSys2020 Challenge dataset

Unfortunately it's not available anymore. Luca On Sun, Nov 21, 2021 at 11:12 AM Danial

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Access to RecSys2020 Challenge dataset

Unfortunately it's not available anymore. Luca On Sun, Nov 21, 2021 at 11:12 AM Danial

11/30/21

Xing, … Luca Belli3

9/22/21

Will we be able to access the RecSys 2021 data for future research?

Thanks for your questions. We are looking at options for longer term usage of this dataset. Luca On

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Will we be able to access the RecSys 2021 data for future research?

Thanks for your questions. We are looking at options for longer term usage of this dataset. Luca On

9/22/21

Alykhan Tejani, … js ts54

9/4/21

API Registration mega-thread

Hi everyone do they accept people like me who want to just train and Productionalize the

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API Registration mega-thread

Hi everyone do they accept people like me who want to just train and Productionalize the

9/4/21

Vito Walter Anelli

7/12/21

Submissions to the RecSys 2021 Challenge Workshop ARE OPEN TO EVERYONE

Did you create an interesting approach to RecSys 2021 Challenge? Do you want to share your strategy?

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Submissions to the RecSys 2021 Challenge Workshop ARE OPEN TO EVERYONE

Did you create an interesting approach to RecSys 2021 Challenge? Do you want to share your strategy?

7/12/21

Vito Walter Anelli

7/12/21

IMPORTANT INFORMATION REGARDING RECSYS 2021 CHALLENGE

Dear participants of the RecSys 2021 Challenge, (IN DETAIL the users sol142820574, zhwsmile, and

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IMPORTANT INFORMATION REGARDING RECSYS 2021 CHALLENGE

Dear participants of the RecSys 2021 Challenge, (IN DETAIL the users sol142820574, zhwsmile, and

7/12/21

Benedikt Schifferer US, Vito Walter Anelli2

7/9/21

Hello Benedikt, The deadline for the paper submission has been postponed to July 20th AoE. Best,

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Hello Benedikt, The deadline for the paper submission has been postponed to July 20th AoE. Best,

7/9/21

YK L, Alykhan Tejani3

6/29/21

submission error（http code 500） on unconstrained leaderboard

This should be fixed now, thanks for reporting it On Tue, Jun 29, 2021 at 9:21 AM Alykhan Tejani <

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submission error（http code 500） on unconstrained leaderboard

This should be fixed now, thanks for reporting it On Tue, Jun 29, 2021 at 9:21 AM Alykhan Tejani <

6/29/21

Alexander Krauck

6/27/21

Exact Server Runtimes

Hi, would it be possible to add more precise model runtimes (time taken) to the competition

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Exact Server Runtimes

Hi, would it be possible to add more precise model runtimes (time taken) to the competition

6/27/21

Jacek Dabrowski, … Alykhan Tejani4

6/27/21

Are the results official yet?

These are official now, the recsys Twitter account will also tweet On Sat, 26 Jun 2021 at 09:38,

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Are the results official yet?

These are official now, the recsys Twitter account will also tweet On Sat, 26 Jun 2021 at 09:38,

6/27/21

Alessandro Sanvito

6/25/21

Best Academic Team prize

Hi, If I recall correctly, this year there will be a prize for the best academic team, too, right? If

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Best Academic Team prize

Hi, If I recall correctly, this year there will be a prize for the best academic team, too, right? If

6/25/21

Marcos Moreno, … Alykhan Tejani6

6/25/21

Deleted submission

Hi, This is currently at number 3 on the leaderboard. On Thu, Jun 24, 2021 at 5:33 PM Jianing Sun

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Deleted submission

Hi, This is currently at number 3 on the leaderboard. On Thu, Jun 24, 2021 at 5:33 PM Jianing Sun

6/25/21

6/23/21

Recsys challenge paper template

Per challenge's page, the paper should use the ACM SIG Format (Note: This is in reference to the

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Recsys challenge paper template

Per challenge's page, the paper should use the ACM SIG Format (Note: This is in reference to the

6/23/21

Ιωαννης Ζιώγας2

6/23/21

Submission Error

I created a docker but i have this submission error: Your submission GBT_Classification had an

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Submission Error

I created a docker but i have this submission error: Your submission GBT_Classification had an

6/23/21

YK L, Alykhan Tejani9

6/23/21

How can I know if there are any errors in my submission?

Great, thanks! Alykhan Tejani <ate...@twitter.com> 于2021年6月23日周三下午4:22写道： you should be able

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How can I know if there are any errors in my submission?

Great, thanks! Alykhan Tejani <ate...@twitter.com> 于2021年6月23日周三下午4:22写道： you should be able

6/23/21

Abdelghani Azri, … Meena Arun10

6/21/21

Issue in downloading dataset

Hello Organizers, Please approve the Twitter API developer accounts for our Team members. They are

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Issue in downloading dataset

Hello Organizers, Please approve the Twitter API developer accounts for our Team members. They are

6/21/21

Benedikt Schifferer US, … Alykhan Tejani6

6/21/21

Final Submission

We will extend this to the last two successful submissions On Mon, Jun 21, 2021 at 2:14 PM Jianing

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Final Submission

We will extend this to the last two successful submissions On Mon, Jun 21, 2021 at 2:14 PM Jianing

6/21/21

Bo Liu, Alykhan Tejani4

6/21/21

competition ending time clarification

1 min after 11:59 pm, so on Thursday at 00:00 it will be closed On Mon, Jun 21, 2021 at 1:31 PM Bo

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competition ending time clarification

1 min after 11:59 pm, so on Thursday at 00:00 it will be closed On Mon, Jun 21, 2021 at 1:31 PM Bo

6/21/21

Bo Liu, Alykhan Tejani2

6/17/21

Is stage 1 leaderboard still working?

Hi Bo, No this is not working now, the validation set used for this has been release so you can

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Is stage 1 leaderboard still working?

Hi Bo, No this is not working now, the validation set used for this has been release so you can

6/17/21

Maksims Volkovs, … fportman3

6/14/21

We calculate the bins from the unique users in the test set. So doing it over all the rows will be

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We calculate the bins from the unique users in the test set. So doing it over all the rows will be

6/14/21

Chris Deotte, Alykhan Tejani2

6/14/21

Two Final Submissions?

Hi, Yes we will keep the highest score of the last two submissions On Sat, Jun 12, 2021 at 3:31 AM

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Two Final Submissions?

Hi, Yes we will keep the highest score of the last two submissions On Sat, Jun 12, 2021 at 3:31 AM

6/14/21

Bo Liu, Alykhan Tejani3

6/11/21

Thanks. On Friday, June 11, 2021 at 10:13:33 AM UTC-4 atejani wrote: We will use RCE as the tie

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Thanks. On Friday, June 11, 2021 at 10:13:33 AM UTC-4 atejani wrote: We will use RCE as the tie

6/11/21

Bo Liu, Alexandre Lung-Yut-Fong3

6/11/21

training data freeze

Hi Alexandre, Could we know when will the last update before competition deadline be? It would take

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training data freeze

Hi Alexandre, Could we know when will the last update before competition deadline be? It would take

6/11/21

Jacek Dabrowski, Alykhan Tejani3

6/9/21

Training on Valid set

Thank you for the prompt reply. Very appreciated. Kind regards, -- Jacek środa, 9 czerwca 2021 o 18:

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Training on Valid set

Thank you for the prompt reply. Very appreciated. Kind regards, -- Jacek środa, 9 czerwca 2021 o 18:

6/9/21

pietro maldini, … Alykhan Tejani5

6/9/21

Hi, the leaderboard was based on the validation set, which has now been made public. The competition

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Hi, the leaderboard was based on the validation set, which has now been made public. The competition

6/9/21

6/6/21

Unable to apply twitter developer api and Unable to access the dataset

My twitter id is @cjhz34875962 在2021年6月7日星期一 UTC+8 上午2:02:35<霍晨> 写道： Hi, I applied twitter

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Unable to apply twitter developer api and Unable to access the dataset

My twitter id is @cjhz34875962 在2021年6月7日星期一 UTC+8 上午2:02:35<霍晨> 写道： Hi, I applied twitter

6/6/21

Nyanpass Anonymous, … Swapneel Mehta4

6/4/21

Still unable to access the dataset after my developer account is approved

Thank you, got the links! Firefox didn't seem to do the job, but Chrome worked out fine for me.

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Still unable to access the dataset after my developer account is approved

Thank you, got the links! Firefox didn't seem to do the job, but Chrome worked out fine for me.

6/4/21

Jacek Dabrowski, … Alykhan Tejani7

6/3/21

Internal Server Error (500) on Leaderboard

Should be solved now On Thu, Jun 3, 2021 at 3:27 PM Reza Hosseini <srh....@gmail.com> wrote:

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Internal Server Error (500) on Leaderboard

Should be solved now On Thu, Jun 3, 2021 at 3:27 PM Reza Hosseini <srh....@gmail.com> wrote:

6/3/21

Benedikt Schifferer US, … Alykhan Tejani6

6/3/21

Successfull submission but no scores on LB

Hi Jianing, There was an issue yesterday, I have kicked off your submission, you should get an email

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Successfull submission but no scores on LB

Hi Jianing, There was an issue yesterday, I have kicked off your submission, you should get an email

6/3/21

Michał Daniluk, … Alykhan Tejani12

6/2/21

Increasing shared memory

Yes, thanks for pointing this out. I have updated the website On Wed, Jun 2, 2021 at 2:02 AM ekander2

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Increasing shared memory

Yes, thanks for pointing this out. I have updated the website On Wed, Jun 2, 2021 at 2:02 AM ekander2

6/2/21

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