https://www.zhihu.com/question/54504471/answer/332657604
https://www.zhihu.com/question/54504471/answer/630639025
https://mp.weixin.qq.com/s/sg9O761F0KHAmCPOfMW_kQ
https://mp.weixin.qq.com/s/WW-URKk-fNct9sC4bJ22eg
GCN： Graph Convolutional Network
原文：https://www.cnblogs.com/Allen-rg/p/11431849.html