GBDT算法整理
scikit-learn 梯度提升樹(GBDT)調參小結
https://www.cnblogs.com/DjangoBlog/p/6201663.html
http://blog.csdn.net/qq_34531825/article/details/52366265
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http://blog.csdn.net/davidie/article/details/50897278
http://www.360doc.com/content/16/1213/13/20320906_614312249.shtml