Fig. 3

Predictive performance of fivefold cross-validation on four diseases: carotid artery disease, macular degeneration, ulcerative colitis, and multiple sclerosis. a ROC curves comparing the predictive performance among DIVAN and CADD, GWAVA, Eigen, Eigen-PC, and GenoCanyon for the four diseases. b ROC curves showing the effectiveness of feature selection and ensemble method by comparing feature selection and ensemble combined, feature selection only, ensemble only, and the baseline case: neither feature selection nor ensemble