InputSize: 5 * 5 Matrix A, 1 * 1 Matrix B
OutputSize: 5 * 5 Matrix C
分析：cij = b * aij
https://www.cnblogs.com/callyblog/p/7881018.html
https://blog.csdn.net/guoyunfei20/article/details/78401931
https://iamaaditya.github.io/2016/03/one-by-one-convolution/
原文：https://www.cnblogs.com/lyp1010/p/12241548.html