http://spytensor.com/index.php/archives/32/?ymhgxc=8zxxv
https://sgugger.github.io/how-do-you-find-a-good-learning-rate.html
https://blog.csdn.net/qq_16949707/article/details/83589441
https://github.com/bckenstler/CLR
https://www.jeremyjordan.me/nn-learning-rate/
https://www.cnblogs.com/ranjiewen/p/10205807.html