Table 2.
Quantitative segmentation and detection performance in kidneys from different species, held-out murine disease model db/db, and external UUO
| Kidney Type | Detection | Segmentation | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Full Glomerulus | Glomerular Tuft | Tubule | Artery | Arterial Lumen | Vein | Full Glomerulus | Glomerular Tuft | Tubule | Artery | Arterial Lumen | Vein | |
| Rat | 100 | 82.1 | 94.7 | 85.7 | 81.0 | 92.9 | 99.5 | 88.9 | 96.5 | 91.6 | 89.5 | 93.9 |
| Pig | 93.8 | 100 | 95.6 | 100 | 95.2 | 84.6 | 96.5 | 99.0 | 97.9 | 96.9 | 96.3 | 91.6 |
| Black bear | 88.3 | 85.7 | 96.8 | 94.3 | 89.2 | 100 | 87.5 | 91.5 | 97.3 | 91.8 | 94.3 | 99.7 |
| Marmoset | 100 | 100 | 95.1 | 82.7 | 73.5 | 92.9 | 98.9 | 95.9 | 96.8 | 86.0 | 86.8 | 96.2 |
| Human | 88.2 | 72.5 | 91.8 | 66.7 | 68.4 | 72.7 | 93.4 | 76.6 | 95.2 | 79.1 | 77.6 | 85.1 |
| db/db mice | 93.1 | 96.3 | 90.5 | 60.6 | 58.3 | 100 | 95.9 | 97.5 | 94.9 | 81.0 | 79.1 | 99.0 |
| External UUO | 93.6 | 97.7 | 94.8 | 68.2 | 69.6 | 87.5 | 96.6 | 98.5 | 97.0 | 78.2 | 81.4 | 93.3 |
Segmentation performance was calculated by averaging all instance Dice scores from each instance in all test images denoting the mean detected area coverage per instance. We employed an average precision metric to measure detection performance.