模型	简单欠采样			EasyEnsemble			BalanceCascade
模型	P	R	F1	P	R	F1	P	R	F1
LR	0.411	0.728	0.525	0.413	0.723	0.525	0.710	0.653	0.681
SVM	0.431	0.709	0.536	0.412	0.703	0.520	0.750	0.627	0.683
GBDT	0.598	0.722	0.654	0.622	0.717	0.666	0.726	0.696	0.710
RF	0.606	0.716	0.656	0.655	0.722	0.663	0.733	0.703	0.717
XGBoost	0.579	0.742	0.651	0.662	0.772	0.712	0.718	0.730	0.724
RF&XGBoost	0.629	0.750	0.684	0.652	0.759	0.701	0.731	0.720	0.725
GBDT&XGBoost	0.624	0.742	0.678	0.637	0.750	0.689	0.733	0.715	0.724
GBDT&RF	0.626	0.719	0.669	0.629	0.726	0.674	0.733	0.694	0.713
Stacking	0.601	0.731	0.660	0.652	0.751	0.698	0.728	0.721	0.724
XGBoost + LR	0.626	0.681	0.652	0.732	0.695	0.713	0.739	0.702	0.720