腾讯
https://blog.csdn.net/HatOfDragon/article/details/85058116
阿里
https://blog.csdn.net/Min_Chander/article/details/88777612?utm_medium=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-1.nonecase&depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-1.nonecase
原理
https://blog.csdn.net/xiao9469/article/details/105151424?utm_medium=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-2.nonecase&depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-2.nonecase