Average precision 0

map precision and Mean average_precision always 0 after pruning my model

My train files is here :
train1.ipynb (1019.0 KB)

Why did you set maximum_width: 4 ? It is not correct.

evaluation_box_config {
key: “nametag”
value {
minimum_height: 2
maximum_height: 9999
minimum_width: 10
maximum_width: 4
}
}