dtiny

我用的命令：python export.py --weights ./weights/best.pt --grid --topk-all 100 --iou-thres 0.65 --conf-thres 0.35 --img-size 640 640 --max-wh 640 opencv 4.5.5: dnn 推理错误：opencv2/dnn/shape_utils.hpp:170: error: (-215:Assertion failed) start

train loss change from normal to NAN

15

Provided code : python configuration_10_320_20L_5scales_v2.py Provided data : widerface_train_data_gt_8.pkl At begining, train loss converge normal. iteration times 3400, loss was divergent to nan. How to solve this problem.