TABLE III.
Quantitative comparison between the multichannel autosegmentation and PET-based autosegmentation. Abbreviations: DSI, Dice similarity index; MSD, mean surface distance; HD, Hausdorff distance.
| Multichannel autosegmentation | PET-based autosegmentation | |||||
|---|---|---|---|---|---|---|
| Patient | DSI | MSD (mm) | HD (mm) | DSI | MSD (mm) | HD (mm) |
| 1 | 0.55 | 4.2 | 25.0 | 0.49 | 3.3 | 19.4 |
| 3 | 0.84 | 1.4 | 7.0 | 0.76 | 2.3 | 8.9 |
| 4 | 0.75 | 4.2 | 25.8 | 0.74 | 3.5 | 26.7 |
| 6 | 0.86 | 1.4 | 6.2 | 0.72 | 2.9 | 12.0 |
| 7 | 0.82 | 2.3 | 21.5 | 0.79 | 2.8 | 18.5 |
| 10 | 0.69 | 4.1 | 25.5 | 0.72 | 3.7 | 21.1 |
| 11 | 0.76 | 3.1 | 16.7 | 0.65 | 4.1 | 10.7 |
| 14 | 0.70 | 2.8 | 11.2 | 0.58 | 3.8 | 14.0 |
| 15 | 0.76 | 2.1 | 11.1 | 0.67 | 2.8 | 11.7 |
| 16 | 0.73 | 2.4 | 16.6 | 0.60 | 2.8 | 9.3 |
| 18 | 0.68 | 3.1 | 12.7 | 0.44 | 5.1 | 15.9 |