Research Article
Lung Segmentation in 4D CT Volumes Based on Robust Active Shape Model Matching
Table 2
Mean unsigned distance error
in millimeters for methods
and
. Statistically significant
values are marked with
.
| Set | | | value |
| | 1.20 ± 0.77 | 0.89 ± 0.44 | ≪0.00 | | 1.68 ± 1.25 | 1.14 ± 0.50 | ≪0.00 | | 1.66 ± 1.90 | 1.00 ± 0.56 | ≪0.00 | | 2.77 ± 4.42 | 1.81 ± 1.45 | ≪0.00 |
| TLC | 1.16 ± 0.68 | 0.88 ± 0.53 | ≪0.00 | FRC | 2.52 ± 3.50 | 1.56 ± 1.11 | ≪0.00 |
| ALL | 1.84 ± 2.61 | 1.22 ± 0.93 | ≪0.00 |
|
|