I won the competition Hackathon in November and remained top of the leaderboard for months using only Non-negative Matrix Factorization and only a single data-s... See more

Apparently the last submission I made few minutes before the deadline is still in the process of submitting because the submission process didn't finish before... See more

Hello Zindi,I have noticed that there have been many changes to the leaderboard recently, can we get some info about what's going on ?Thank you.

Hey everyone,Congrats to the soon to be winners of this challenge, it's an interesting problem , first of a kind for me , and the biggest data i've had to deal... See more

Hey guys,With this competition coming to a close, I thought Id share with you all something I learned during the process.When Johno shared his Colab notebooks,... See more

BE CAREFUL with this feature Occurance Local Date especially when converting to python DateTime datatype

Hello Zindi ,Well first thank you for your quick reaction.Second , I think that in this situation no one can really know his real ranking in the leadeboard , ev... See more

Hi everyone,We have just been made aware of a data leak in this competition. The CSVs injuries2016_2019 and vehicles2016_2019 contained rows that pertain to 201... See more

"Note that there is Public and Private Leaderboards. The Public Leaderboard excludes approximately 50% of the test dataset. While the competition is open, the P... See more

Hi Zindi,I noticed an adjustment in the leaderboard between Tuesday the 21st and Wednesday the 22nd of Jan (today). I was 11th and now I'm 9th. This could be du... See more

I recently downloaded the train.csv file for this competition, but the isAccident column described in the variable definitions is missing. I also saw a discussi... See more

How do you guys convert uber movement data about travelling from source to destination to road segment data?Are you just averaging the features of zone pairs ad... See more

Initial EDA into the vds hourly data csv, shows that under site_name column we have VDS codes that seem to include WTRNX. Is this a typo, or another unique vds... See more

which convention is used for the value of the prediction in our submission file? is it [accident=1 , no accident=-1] or [accident=1 , no accident=0] ?

What is the difference between CCTV, VDS, VMS, ESS and OS? I know that VDS cameras can catch vehicle with too hight speed, but what about other types?

There are a lot of missed month in Hourly tables in Sanral folder. For instance, April, May, June, July and others are missed in 2018 year folder. Can you provi... See more

Can organizers provide us information about 'Injuries/vehicles_2016_2019.csv'? What road segments were used for creating these tables? Looks like there are a lo... See more

In terms of when the incident will occur is accuracy being checked based on hour or even the minute?

Hello @zindi can we use arcgis and here data in this competition ?

Dear Organizers,Could you help me with the following problem? How are the predicted labels connected with the datetime?For example, let's consider the row da... See more

Hi Zindians,If you have other weather sites or publically available weather data sets please can you comment them here and we will add them to the discussion ta... See more

Dear Zindians, Uber Movement Cape Town is now live. You can download the data directly from the Uber Movement following the steps in the Data page or going to t... See more

Hello, I would like to find out if the isAccident and isPedestrian columns are available on the train.csv file or I have to first find a way to build them into... See more

Hello all,I've written a few posts on getting going with this contest. Part 1 (https://datasciencecastnet.home.blog/2019/10/19/zindi-uberct-part-1-getting-start... See more

Dear Zindians, You may use weather in your model. Please suggest weather datasets that can be made available to everyone by writing to zindi@zindi.africa. We wi... See more