Table 2.
Comparing the segmentation performance of the WBCE-Tversky loss under different hyperparameter configurations.
| Loss functions | Weights | Metrics (%) | ||||
|---|---|---|---|---|---|---|
| DSC | F2 | PRE | RE | FPR | ||
| WBCE only | None | 46.7 | 43.1 | 62.3 | 41.6 | 0.08 |
| Tversky only | α=0.50, β=0.50 | 49.9 | 46.4 | 64.3 | 45.0 | 0.06 |
| WBCE-Tversky | 51.5 | 49.5 | 63.2 | 49.5 | 0.10 | |
| Tversky only | α=0.40, β=0.60 | 51.1 | 52.5 | 58.0 | 51.1 | 0.14 |
| WBCE-Tversky | 52.1 | 51.5 | 59.6 | 52.0 | 0.10 | |
| Tversky only | α=0.30, β=0.70 | 51.5 | 52.6 | 59.5 | 54.8 | 0.14 |
| WBCE-Tversky | 51.9 | 50.4 | 62.2 | 50.3 | 0.10 | |
| Tversky only | α=0.20, β=0.80 | 52.7 | 55.4 | 56.7 | 58.3 | 0.16 |
| WBCE-Tversky | 53.2 | 55.6 | 62.6 | 56.2 | 0.12 | |
| Tversky only | α=0.10, β=0.90 | 50.2 | 52.7 | 53.2 | 56.5 | 0.20 |
| WBCE-Tversky | 51.5 | 51.6 | 57.7 | 53.1 | 0.14 | |