一些资料：
- https://zhuanlan.zhihu.com/p/143747206
- https://zhuanlan.zhihu.com/p/136382095
- https://blog.csdn.net/qq_40716944/article/details/114822515
- https://www.cnblogs.com/shuimuqingyang/p/14206219.html
- https://www.modb.pro/db/409486
- https://www.cvmart.net/community/detail/2053
- https://cloud.tencent.com/developer/article/1475422
- http://www.showmeai.tech/article-detail/272
- https://huangpiao.tech/2019/02/09/%E8%AF%A6%E8%A7%A3YOLO%E7%B3%BB%E5%88%97%E7%AE%97%E6%B3%95/