XBGoost实践

https://cambridgespark.com/content/tutorials/getting-started-with-xgboost/index.html

https://cambridgespark.com/content/tutorials/hyperparameter-tuning-in-xgboost/index.html

https://zhuanlan.zhihu.com/p/28672955

https://www.analyticsvidhya.com/blog/2016/03/complete-guide-parameter-tuning-xgboost-with-codes-python/