| Title | Started by | Date created | Latest post | Posts |
| Do you plan to provide the validation ground truth? | shunta | Nov 04, 2019 | 4 years, 5 months | 1 |
| Final Results? | sefi | Sep 16, 2019 | 4 years, 7 months | 1 |
| Final test phase, submission of results, ranking - guidelines [challenge ends September 11, 23:59 UTC] | Radu | Sep 07, 2019 | 4 years, 7 months | 1 |
| Where are the ground truth images of validation dataset | Shuaijunchen | Sep 04, 2019 | 4 years, 7 months | 2 |
| Questions about Challenge | DokyeongKwon | Sep 04, 2019 | 4 years, 7 months | 2 |
| Failed to upload file | SeeCout | Sep 02, 2019 | 4 years, 7 months | 2 |
| Evaluating current results | sefi | Aug 29, 2019 | 4 years, 7 months | 2 |
| use of external dataset | minimok | Aug 09, 2019 | 4 years, 8 months | 2 |