Table 8.
Paired t-test results of KNE, KNU and DESKNN under different kmax values with bagging (5-fold cross-validation).
| Metrics | Methods |
t-value (significance) |
|||
|---|---|---|---|---|---|
| kmax =2 | kmax =3 | kmax =4 | kmax =5 | ||
| Accuracy | KNE | 26.103(0.000) | 30.045(0.000) | 35.859(0.000) | 47.587(0.000) |
| KNU | 36.432(0.000) | 30.539(0.000) | 38.037(0.000) | 39.005(0.000) | |
| DESKNN | 8.942(0.000) | 12.172(0.000) | 19.771(0.000) | 32.469(0.000) | |
| F1 | KNE | 25.217(0.000) | 30.800(0.000) | 35.880(0.000) | 47.868(0.000) |
| KNU | 38.880(0.000) | 31.404(0.000) | 40.176(0.000) | 41.316(0.000) | |
| DESKNN | 9.012(0.000) | 12.814(0.000) | 19.779(0.000) | 33.203(0.000) | |
| G-mean | KNE | 27.029(0.000) | 26.660(0.000) | 36.196(0.000) | 50.905(0.000) |
| KNU | 29.446(0.000) | 28.058(0.000) | 35.476(0.000) | 36.921(0.000) | |
| DESKNN | 8.359(0.000) | 9.563(0.000) | 18.263(0.000) | 28.624(0.000) | |
| AUC | KNE | 26.979(0.000) | 27.547(0.000) | 36.719(0.000) | 50.266(0.000) |
| KNU | 30.379(0.000) | 29.133(0.000) | 37.931(0.000) | 39.266(0.000) | |
| DESKNN | 8.645(0.000) | 10.061(0.000) | 18.317(0.000) | 29.270(0.000) | |