seq2seq
チャットボット
https://github.com/tensorlayer/seq2seq-chatbot
https://adeshpande3.github.io/How-I-Used-Deep-Learning-to-Train-a-Chatbot-to-Talk-Like-Me
https://blog.kovalevskyi.com/how-to-create-a-chatbot-with-tf-seq2seq-for-free-e876ea99063c
Attention
https://web.stanford.edu/class/cs20si/lectures/slides_13.pdf
https://pdfs.semanticscholar.org/7299/e85664420faacf1911c78c4e9ea3674909b9.pdf