When I trained the code on my dataset, the mAP always kept 0.0.

[Williamwsk]

When I trained the code on my dataset, the mAP always kept 0.0. My dataset had 17 classes, how can I fix it? Hope to your reply.
mAP: len(VOC_CLASSES): 17 A: 0.0 B: 0.0 C: 0.0 D: 0.0 T: 0.0 F: 0.0 score: 0.0 anum: 0.0 bnum: 0.0 cnum: 0.0 rnum: 0.0 onum: 0.0 title: 0.0 keyword1: 0.0 keyword2: 0.0 keyword3: 0.0 keyword4: 0.0 avg mAP: 0.0 55 epoch: start training....

[Wangyy-moya]

I got the same issue.hope the author reply

[ZixuanLingit666]

I also have this problem, but my loss in trainning is normal

[ProjectCase]

I have the same problem, the mAP is always 0, but the loss is converging normally