|  | ER | Grade | ||||
---|---|---|---|---|---|---|---|
 |  | 1-NN | 3-NN | 5-NN | 1-NN | 3-NN | 5-NN |
NC (CUT-OFF) | PA | 0.838 | 0.862 | 0.874 (0.777) | 0.779 | 0.839 | 0.835 (0.835) |
 | PA1 | 0.925 | 0.953 | 0.972 (0.789) | 0.897 | 0.954 | 0.949 (0.897) |
 | PA2 | 0.294 | 0.294 | 0.265 (0.706) | 0.352 | 0.426 | 0.426 (0.611) |
 | AUC | 0.610 | 0.692 | 0.772 (0.772) | 0.625 | 0.769 | 0.816 (0.816) |
 | G-mean | 0.522 | 0.529 | 0.507 (0.746) | 0.562 | 0.637 | 0.636 (0.741) |
SMOTE | PA | 0.271 | 0.249 | 0.249 | 0.364 | 0.373 | 0.384 |
 |  | (0.012) | (0.013) | (0.012) | (0.014) | (0.015) | (0.016) |
 | PA1 | 0.156 | 0.130 | 0.132 | 0.194 | 0.209 | 0.223 |
 |  | (0.014) | (0.014) | (0.013) | (0.018) | (0.020) | (0.020) |
 | PA2 | 0.996 | 0.992 | 0.984 | 0.979 | 0.966 | 0.966 |
 |  | (0.010) | (0.015) | (0.017) | (0.012) | (0.013) | (0.011) |
 | AUC | 0.576 | 0.632 | 0.671 | 0.586 | 0.680 | 0.736 |
 |  | (0.009) | (0.014) | (0.013) | (0.011) | (0.013) | (0.010) |
 | G-mean | 0.393 | 0.359 | 0.360 | 0.435 | 0.449 | 0.464 |
 |  | (0.018) | (0.020) | (0.019) | (0.020) | (0.021) | (0.021) |
UNDER | PA | 0.625 | 0.685 | 0.691 | 0.766 | 0.836 | 0.840 |
 |  | (0.065) | (0.056) | (0.049) | (0.017) | (0.012) | (0.012) |
 | PA1 | 0.742 | 0.841 | 0.863 | 0.798 | 0.871 | 0.878 |
 |  | (0.017) | (0.013) | (0.012) | (0.016) | (0.011) | (0.012) |
 | PA2 | 0.761 | 0.866 | 0.890 | 0.649 | 0.709 | 0.700 |
 |  | (0.017) | (0.013) | (0.010) | (0.051) | (0.039) | (0.028) |
 | AUC | 0.693 | 0.822 | 0.861 | 0.723 | 0.833 | 0.850 |
 |  | (0.033) | (0.021) | (0.021) | (0.027) | (0.015) | (0.008) |
 | G-mean | 0.689 | 0.770 | 0.784 | 0.719 | 0.786 | 0.784 |
 |  | (0.036) | (0.031) | (0.029) | (0.029) | (0.022) | (0.017) |