capsule neural network

refer to:
https://zhuanlan.zhihu.com/p/31728352
https://arxiv.org/pdf/1710.09829.pdf
https://zhuanlan.zhihu.com/p/30722149
https://www.zhihu.com/question/67292765/answers/updated

Fit NN

网络只有一个神经元

refer to:
https://zhuanlan.zhihu.com/p/485785247
https://www.google.com/search?q=Fit-DNN&oq=Fit-DNN&aqs=chrome..69i57j0i8i10i30.184j0j7&sourceid=chrome&ie=UTF-8