Table 1.
Summary of performance metrics for anatomical structure segmentation using DeepLabv3-based (A) and SegFormer-based (B) structure-specific models on the test dataset (for each metric, mean and standard deviation are displayed).
| Anatomical structure | F1 score | IoU | Precision | Recall | Specificity | |
|---|---|---|---|---|---|---|
| A. DeepLabv3 | Abdominal wall | 0.90±0.10 | 0.83±0.14 | 0.89±0.14 | 0.93±0.07 | 0.97±0.04 |
| Colon | 0.79±0.20 | 0.69±0.22 | 0.80±0.21 | 0.82±0.21 | 0.97±0.05 | |
| Inferior mesenteric artery | 0.54±0.26 | 0.41±0.22 | 0.55±0.25 | 0.67±0.33 | 0.99±0.01 | |
| Intestinal veins | 0.54±0.33 | 0.44±0.29 | 0.70±0.26 | 0.56±0.36 | 1.00±0.00 | |
| Liver | 0.80±0.23 | 0.71±0.25 | 0.85±0.21 | 0.81±0.24 | 0.98±0.03 | |
| Pancreas | 0.37±0.32 | 0.28±0.27 | 0.59±0.37 | 0.37±0.36 | 1.00±0.01 | |
| Small intestine | 0.87±0.14 | 0.80±0.18 | 0.87±0.16 | 0.91±0.15 | 0.97±0.04 | |
| Spleen | 0.79±0.23 | 0.69±0.24 | 0.74±0.22 | 0.90±0.24 | 0.99±0.01 | |
| Stomach | 0.71±0.24 | 0.60±0.25 | 0.65±0.25 | 0.89±0.21 | 0.98±0.02 | |
| Ureter | 0.47±0.30 | 0.36±0.25 | 0.53±0.28 | 0.57±0.39 | 1.00±0.00 | |
| Vesicular glands | 0.40±0.25 | 0.28±0.21 | 0.37±0.28 | 0.62±0.35 | 0.97±0.03 | |
| B. SegFormer | Abdominal wall | 0.91±0.11 | 0.85±0.15 | 0.90±0.14 | 0.94±0.09 | 0.98±0.03 |
| Colon | 0.77±0.21 | 0.66±0.22 | 0.73±0.22 | 0.87±0.22 | 0.95±0.07 | |
| Inferior mesenteric artery | 0.60±0.23 | 0.46±0.21 | 0.58±0.25 | 0.73±0.29 | 0.99±0.01 | |
| Intestinal veins | 0.65±0.25 | 0.52±0.24 | 0.62±0.27 | 0.76±0.27 | 1.00±0.00 | |
| Liver | 0.83±0.21 | 0.75±0.24 | 0.82±0.23 | 0.88±0.18 | 0.98±0.03 | |
| Pancreas | 0.47±0.32 | 0.37±0.28 | 0.61±0.36 | 0.48±0.36 | 0.99±0.01 | |
| Small intestine | 0.89±0.13 | 0.83±0.17 | 0.87±0.16 | 0.95±0.10 | 0.97±0.04 | |
| Spleen | 0.85±0.19 | 0.78±0.21 | 0.80±0.19 | 0.95±0.16 | 1.00±0.01 | |
| Stomach | 0.75±0.27 | 0.66±0.28 | 0.76±0.25 | 0.82±0.29 | 0.99±0.01 | |
| Ureter | 0.58±0.27 | 0.46±0.24 | 0.53±0.26 | 0.74±0.32 | 0.99±0.01 | |
| Vesicular glands | 0.43±0.26 | 0.31±0.22 | 0.40±0.28 | 0.63±0.35 | 0.97±0.03 |