Table III.
Median segmentation metrics from the algorithm comparison (whisker plots in Figure 3). Boldface denotes statistically significant findings where the median metric differed from DenseVNet (Confidence intervals are given in Table VI).
| Spl. | L. Kid. | Gallb. | Esoph. | Liv. | Stom. | Panc. | Duod. | |
|---|---|---|---|---|---|---|---|---|
| Dice coefficient (%) | ||||||||
| DEEDS+JLF | 0.89 | 0.92 | 0.67 | 0.66 | 0.94 | 0.83 | 0.74 | 0.62 |
| VoxResNet | 0.91 | 0.91 | 0.79 | 0.69 | 0.95 | 0.87 | 0.74 | 0.59 |
| VNet | 0.94 | 0.92 | 0.72 | 0.68 | 0.94 | 0.85 | 0.71 | 0.58 |
| DenseVNet | 0.96 | 0.95 | 0.84 | 0.76 | 0.96 | 0.90 | 0.78 | 0.63 |
| Mean boundary distance (mm) | ||||||||
| DEEDS+JLF | 2.1 | 1.3 | 3.0 | 2.3 | 2.1 | 3.6 | 2.3 | 3.9 |
| VoxResNet | 1.8 | 1.6 | 1.9 | 2.2 | 2.0 | 3.0 | 2.2 | 4.1 |
| VNet | 1.2 | 1.3 | 2.8 | 2.4 | 2.2 | 3.8 | 2.9 | 4.7 |
| DenseVNet | 0.8 | 0.9 | 1.6 | 1.7 | 1.6 | 2.5 | 1.9 | 4.1 |
| 95% Hausdorff distance (mm) | ||||||||
| DEEDS+JLF | 5.1 | 3.4 | 8.5 | 6.4 | 6.2 | 12.1 | 7.0 | 15.3 |
| VoxResNet | 3.8 | 4.2 | 5.0 | 6.0 | 5.2 | 9.1 | 6.3 | 13.9 |
| VNet | 3.6 | 3.7 | 7.5 | 6.5 | 6.4 | 12.6 | 9.5 | 16.0 |
| DenseVNet | 2.4 | 3.1 | 4.6 | 5.6 | 4.9 | 9.1 | 5.9 | 15.0 |