https://www.cnblogs.com/dyufei/p/8028218.html
https://www.myboxlab.com/topic/detail/714ca2d405414f1397140f996b1d8733.html
https://blog.****.net/masa_fish/article/details/54097796
https://github.com/tensorflow/tensorflow/tree/master/tensorflow/examples/android
https://blog.****.net/jahonn/article/details/80810773
https://blog.****.net/masa_fish/article/details/54585537