Reprinted with reference:
1, https://zhuanlan.zhihu.com/p/58101945
2，https://blog.csdn.net/linolzhang/article/details/71774168
FIG maskrcnn structure, where at configs / e2e_mask_rcnn_R_50_FPN_1x.yaml as an example,
Network flow
Coarse comb network structure can be found, the entire process can probably use this diagram represents the red part represents the training process, the blue part represents the testing process, the black represents the common parts.
The original author of maskrcnn structure:
Wherein the black part of the original Faster-RCNN, modifications in the red part of the network Faster
