Table 2. Landmark-specific annotation results for the runtime-improved doctor2-traianed FALA system: landmark-specific point-to-point errors (PEL) and successful detection rates (SDR) for 2.0 mm, 2.5 mm, 3.0 mm and 4.0 mm precision ranges.
| Landmark | PEL ± SE (mm) | SDR (%) |
|||
|---|---|---|---|---|---|
| 2.0 mm | 2.5 mm | 3.0 mm | 4.0 mm | ||
| Sella (L1) | 0.80 ± 0.05 | 96.75 | 98.50 | 98.75 | 99.25 |
| Nasion (L2) | 1.06 ± 0.06 | 85.00 | 90.00 | 91.25 | 96.50 |
| Orbitale (L3) | 1.24 ± 0.06 | 78.75 | 84.75 | 89.50 | 95.50 |
| Porion (L4) | 1.64 ± 0.10 | 79.25 | 83.50 | 86.50 | 89.75 |
| Subspinale (L5) | 1.44 ± 0.05 | 75.50 | 85.25 | 91.75 | 95.75 |
| Supramentale (L6) | 1.26 ± 0.05 | 83.00 | 89.50 | 94.50 | 98.75 |
| Pogonion (L7) | 1.00 ± 0.03 | 91.50 | 95.50 | 98.25 | 100.00 |
| Menton (L8) | 0.84 ± 0.03 | 94.75 | 97.50 | 98.75 | 99.25 |
| Gnathion (L9) | 0.80 ± 0.03 | 97.00 | 99.00 | 99.50 | 99.50 |
| Gonion (L10) | 2.69 ± 0.12 | 50.25 | 57.00 | 65.25 | 79.75 |
| Incision inferius (L11) | 0.89 ± 0.06 | 89.25 | 91.00 | 94.25 | 97.50 |
| Incision superius (L12) | 0.65 ± 0.05 | 92.25 | 93.50 | 95.25 | 98.50 |
| Upper lip (L13) | 1.22 ± 0.04 | 83.50 | 93.00 | 98.25 | 99.75 |
| Lower lip (L14) | 0.92 ± 0.04 | 94.25 | 97.75 | 98.75 | 99.75 |
| Subnasale (L15) | 1.15 ± 0.05 | 87.00 | 90.00 | 91.50 | 96.75 |
| Soft tissue pogonion (L16) | 1.23 ± 0.06 | 83.50 | 90.75 | 94.50 | 98.00 |
| Posterior nasal spine (L17) | 0.96 ± 0.05 | 94.00 | 95.50 | 96.75 | 97.75 |
| Anterior nasal spine (L18) | 1.49 ± 0.07 | 77.00 | 82.50 | 87.75 | 93.25 |
| Articulare (L19) | 1.43 ± 0.08 | 76.75 | 83.75 | 88.75 | 94.50 |
| Average | 1.20 ± 0.06 | 84.70 | 89.38 | 92.62 | 96.30 |