https://blog.csdn.net/fontthrone/article/details/78997449
https://www.baidu.com/s?wd=%E5%88%A0%E9%99%A4%E4%BD%8E%E6%96%B9%E5%B7%AE%E7%89%B9%E5%BE%81&rsv_spt=1&rsv_iqid=0xa8c25bd20001a5ba&issp=1&f=8&rsv_bp=0&rsv_idx=2&ie=utf-8&tn=baiduhome_pg&rsv_enter=1&rsv_n=2&rsv_sug3=1
好的问题,可以延伸的看很多基础的问题的理解
特征递归消除
单变量, 博客里面都有
https://blog.csdn.net/FontThrone/article/details/79064930
https://blog.csdn.net/FontThrone/article/details/79004874
https://blog.csdn.net/ae5555/article/details/49534263?utm_source=blogxgwz0
这几种方法都用的比较少
主要还是用树模型算feature importance来筛选特征, 比较合适
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