Table 5 Qualitative results from visual scoring of automatic inferior alveolar nerve segmentation on cone beam computed tomography from 53 randomly selected data (Internal: A, External: B and C)
Grade | Manual | nnU-net (Last step of active learning) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
A | B | C | A | B | C | |||||||
Rt | Lt | Rt | Lt | Rt | Lt | Rt | Lt | Rt | Lt | Rt | Lt | |
4 (very accurate) | 14.3 | 14.3 | 19 | 19 | 19 | 19 | 11 | 9.7 | 10.7 | 12.3 | 5.3 | 4.7 |
3 (accurate) | 0.7 | 0.7 | 0 | 0 | 0 | 0 | 2.7 | 3 | 7.3 | 5 | 8.7 | 7 |
2 (mostly accurate) | 0 | 0 | 0 | 0 | 0 | 0 | 1.3 | 2 | 1 | 1.4 | 3.3 | 6.3 |
1 (inaccurate) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 0 | 0.3 | 1.7 | 1 |