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降维综述 
http://chenrudan.github.io/blog/2016/04/01/dimensionalityreduction.html?utm_source=tuicool&utm_medium=referral

特征选择 
http://sklearn.lzjqsdd.com/modules/feature_selection.html

七种主要回归技术概述
http://blog.csdn.net/cherdw/article/details/54891073

逻辑回归原理
http://blog.csdn.net/han_xiaoyang/article/details/49123419

Sklearn-LogisticRegression逻辑回归参数解读
http://blog.csdn.net/cherdw/article/details/54891073

用python参加Kaggle的些许经验总结
https://www.jianshu.com/p/32def2294ae6