liuliuball

Results 3 issues of liuliuball

![Image](https://user-images.githubusercontent.com/18224154/61194407-c3938700-a6f3-11e9-8646-65fb21b4fc48.png) However when I replaced np.hsplit(x,2) with np.hsplit(x,[2]), it can work . So I wonder how can I use np.hsplit(x,2)

bug

The experiment result: ![image](https://user-images.githubusercontent.com/18224154/70239650-a9dc0480-17a6-11ea-91f7-9699979868c1.png) original paper ![image](https://user-images.githubusercontent.com/18224154/70240475-3fc45f00-17a8-11ea-89aa-771782f0b462.png) As I know, the author stated that the posted result may worsen by: **0.01** without regression calibration, **0.02** without pre-training, and **0.04** without...