人工智能开发系列(3) YOLOV3开发与实现

训练的时候loss一直是nan 训练几次IOU也变成了NULL   rate出奇的高
Region 16 Avg IOU: 0.443191, Class: 0.426055, Obj: 0.426348, No Obj: 0.442097, .5R: 0.500000, .75R: 0.000000,  count: 4
Region 23 Avg IOU: -nan, Class: -nan, Obj: -nan, No Obj: 0.522350, .5R: -nan, .75R: -nan,  count: 0
Region 16 Avg IOU: 0.543481, Class: 0.443554, Obj: 0.483441, No Obj: 0.442328, .5R: 0.800000, .75R: 0.000000,  count: 5
Region 23 Avg IOU: -nan, Class: -nan, Obj: -nan, No Obj: 0.521949, .5R: -nan, .75R: -nan,  count: 0

1: 748.069458, 748.069458 avg loss, 0.000000 rate, 457.962847 seconds, 64 images
Loaded: 0.000054 seconds
Region 16 Avg IOU: -nan, Class: -nan, Obj: -nan, No Obj: -nan, .5R: 0.000000, .75R: 0.000000,  count: 6
Region 23 Avg IOU: -nan, Class: -nan, Obj: -nan, No Obj: -nan, .5R: -nan, .75R: -nan,  count: 0
Region 16 Avg IOU: -nan, Class: -nan, Obj: -nan, No Obj: -nan, .5R: 0.000000, .75R: 0.000000,  count: 11
刚开始还会报以下错误
Can't open label file. (This can be normal only if you use MSCOCO): /home/gec/ros/test1_ws/src/obj_detect/src/darknet/train_my_data/train_images/banana_70.txt
Can't open label file. (This can be normal only if you use MSCOCO): /home/gec/ros/test1_ws/src/obj_detect/src/darknet/train_my_data/train_images/apple_81.txt
Can't open label file. (This can be normal only if you use MSCOCO): /home/gec/ros/test1_ws/src/obj_detect/src/darknet/train_my_data/train_images/apple_81.txt
Can't open label file. (This can be normal only if you use MSCOCO):