Research Article
A Novel Selective Ensemble Algorithm for Imbalanced Data Classification Based on Exploratory Undersampling
Table 3
Performance results of all methods based on AUC evaluation metric. The values with boldface mean the best result.
| Dataset | CART | RUSB | SMOB | UNBag | SMBag | AdaC | RAMO | RotF | Easy | RotE-un | RotEasy |
| Spambase | 0.9308 | 0.9762 | 0.9847 | 0.9800 | 0.9798 | 0.9846 | 0.9808 | 0.9858 | 0.9881 | 0.9889 | 0.9891 | Vote | 0.8732 | 0.9932 | 0.9855 | 0.9879 | 0.8875 | 0.8955 | 0.9924 | 0.9871 | 0.9926 | 0.9873 | 0.9868 | Wdbc | 0.9315 | 0.9899 | 0.9913 | 0.9872 | 0.9876 | 0.9874 | 0.9946 | 0.9892 | 0.9948 | 0.9952 | 0.9928 | Ionosphere | 0.8827 | 0.8599 | 0.9786 | 0.8798 | 0.8742 | 0.9749 | 0.9872 | 0.8933 | 0.9728 | 0.9731 | 0.8876 | Pima | 0.7226 | 0.8187 | 0.8102 | 0.8305 | 0.8127 | 0.1876 | 0.7971 | 0.7711 | 0.8258 | 0.8191 | 0.8317 | German | 0.6918 | 0.7861 | 0.7814 | 0.7823 | 0.7974 | 0.2139 | 0.7711 | 0.8007 | 0.7924 | 0.8032 | 0.8891 | Phoneme | 0.8852 | 0.8180 | 0.9682 | 0.9525 | 0.9582 | 0.9608 | 0.9691 | 0.9629 | 0.9623 | 0.9617 | 0.9736 | Haberman | 0.6329 | 0.6135 | 0.6595 | 0.6827 | 0.6458 | 0.3285 | 0.6219 | 0.6643 | 0.6645 | 0.6969 | 0.8435 | Vehicle | 0.7289 | 0.8701 | 0.8636 | 0.8669 | 0.8477 | 0.1923 | 0.8465 | 0.8738 | 0.8684 | 0.8154 | 0.9272 | Cmc | 0.6655 | 0.7118 | 0.6670 | 0.7322 | 0.7060 | 0.2756 | 0.6626 | 0.7165 | 0.7117 | 0.8341 | 0.8460 | House | 0.6812 | 0.8136 | 0.8258 | 0.8259 | 0.8121 | 0.5293 | 0.8274 | 0.8181 | 0.8486 | 0.8438 | 0.8917 | Scrapie | 0.6334 | 0.6393 | 0.6065 | 0.6543 | 0.6256 | 0.3479 | 0.6099 | 0.6395 | 0.6465 | 0.6444 | 0.7208 | Yeast | 0.8525 | 0.9733 | 0.9648 | 0.9749 | 0.9539 | 0.9739 | 0.9695 | 0.9721 | 0.9756 | 0.9759 | 0.9767 | Mfeat_zer | 0.8538 | 0.9923 | 0.9965 | 0.9793 | 0.9715 | 0.9843 | 0.9939 | 0.9944 | 0.9933 | 0.9906 | 0.9889 | Mfeat_kar | 0.8611 | 0.9942 | 0.9962 | 0.9761 | 0.9796 | 0.9854 | 0.9923 | 0.9906 | 0.9932 | 0.9942 | 0.9932 | Satimage | 0.7955 | 0.9462 | 0.9703 | 0.9522 | 0.9535 | 0.9607 | 0.9704 | 0.9593 | 0.9596 | 0.9576 | 0.9716 | Abalone7 | 0.6887 | 0.8423 | 0.8144 | 0.8569 | 0.8245 | 0.8368 | 0.8191 | 0.8506 | 0.8485 | 0.8554 | 0.8647 | Sick | 0.9521 | 0.9879 | 0.9885 | 0.9882 | 0.9843 | 0.9858 | 0.9876 | 0.9818 | 0.9883 | 0.9884 | 0.9896 | Cbands | 0.8795 | 0.9952 | 0.9974 | 0.9913 | 0.9935 | 0.9938 | 0.9958 | 0.9954 | 0.9936 | 0.9955 | 0.9958 | Ozone | 0.6825 | 0.8807 | 0.8895 | 0.8911 | 0.8566 | 0.8689 | 0.8772 | 0.8778 | 0.8957 | 0.9018 | 0.9220 |
| Average | 0.7912 | 0.8751 | 0.8870 | 0.8885 | 0.8726 | 0.7234 | 0.8833 | 0.8862 | 0.8958 | 0.8955 | 0.9241 |
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