Results 4 issues of Owenscu

我试过几个数据集,训练都是很快就收敛了,感觉都没怎么训练到

![image](https://user-images.githubusercontent.com/23129979/54606422-c0122b00-4a86-11e9-8c00-6c4abe5cd629.png) ![image](https://user-images.githubusercontent.com/23129979/54606436-c6a0a280-4a86-11e9-85a8-8caa43d7e318.png)

It's a great job. But how can I run the project?

---> xgbtrain = xgb.DMatrix(sub_train[feature], sub_train['label']) 跑gen_sample时出现这个错误,TypeError: argument 2 to map() must support iteration,请问怎么解决