先给出几个参考文章,后面再整理:
参考1:https://www.jianshu.com/p/c08c5c5fc80d
参考2:https://www.maixj.net/misc/hadamard-product-19256
参考3:https://blog.csdn.net/dengdengma520/article/details/80539575
参考4:https://www.johndcook.com/blog/2018/10/10/hadamard-product/(外文)