Table 1.
Overall performance of detecting landmarks. The mean landmark error with standard deviation of each landmark, and successful detection rates (SDR) within the 2, 2.5, 3, 4 mm range criteria are listed
| Error (mm) | SDR (%) | |||||
|---|---|---|---|---|---|---|
| Mean | SD | 2 mm | 2.5 mm | 3 mm | 4 mm | |
| Sella | 0.86 | 1.92 | 96.67 | 97.33 | 98.00 | 98.00 |
| Nasion | 1.28 | 1.03 | 81.33 | 86.00 | 90.00 | 96.67 |
| Orbitale | 2.11 | 2.77 | 77.33 | 87.33 | 94.00 | 96.67 |
| Porion | 1.89 | 1.67 | 58.00 | 66.00 | 72.67 | 86.67 |
| A-point | 2.07 | 2.53 | 52.00 | 62.00 | 74.00 | 87.33 |
| B-point | 2.08 | 1.77 | 79.33 | 88.67 | 93.33 | 96.67 |
| Pogonion | 1.17 | 0.81 | 82.67 | 90.67 | 96.00 | 100.00 |
| Menton | 1.11 | 2.82 | 95.33 | 97.33 | 98.00 | 98.67 |
| Gnathion | 0.97 | 0.56 | 92.00 | 97.33 | 98.67 | 98.67 |
| Gonion | 2.39 | 4.77 | 63.33 | 75.33 | 85.33 | 92.67 |
| Lower incisal incision | 1.35 | 2.19 | 84.00 | 90.67 | 93.33 | 96.67 |
| Upper incisal incision | 0.90 | 0.75 | 93.33 | 97.33 | 98.00 | 99.33 |
| Upper lip | 1.32 | 0.83 | 96.67 | 100.00 | 100.00 | 100.00 |
| Lower lip | 1.28 | 0.85 | 97.33 | 98.67 | 98.67 | 99.33 |
| Subnasale | 1.22 | 1.56 | 84.00 | 92.00 | 95.33 | 96.67 |
| Soft tissue pogonion | 2.62 | 2.07 | 82.67 | 92.67 | 95.33 | 97.33 |
| Posterior Nasal Spine | 1.23 | 0.91 | 90.00 | 94.00 | 95.33 | 98.00 |
| Anterior Nasal Spine | 1.52 | 1.56 | 78.67 | 87.33 | 90.67 | 93.33 |
| Articulare | 1.70 | 1.77 | 75.33 | 83.33 | 86.67 | 90.67 |
| Average | 1.53 | 1.74 | 82.11 | 88.63 | 92.28 | 95.96 |