平时查看觉得有用的文章链接

1. CRF

1. 知乎通俗解释crf：如何用简单易懂的例子解释条件随机场（CRF）模型？它和HMM有什么区别？ - milter的回答 - 知乎
   https://www.zhihu.com/question/35866596/answer/139485548
2. 知乎例子英文原文：https://blog.echen.me/2012/01/03/introduction-to-conditional-random-fields/
3. rnn+crf的简单实现+讲解：https://www.jiqizhixin.com/articles/2018-05-23-3

2.seq2seq+attention

1. seq2seq+attention的自己实现和官网api实现： https://github.com/wavewangyue/tensorflow_seq2seq

3.特征选择

https://towardsdatascience.com/feature-selection-techniques-for-classification-and-python-tips-for-their-application-10c0ddd7918b