Research Article
Contour Propagation Using Feature-Based Deformable Registration for Lung Cancer
Table 2
HD comparison between the proposed method and the Flood fill method.
| Target | Lung | Spinal cord | Tumor | 1 | 2 | 3 | 4 | 5 |
| HD | | | | | | | | Flood fill | 54.21 | 6.07 | 3.23 | 9.18 | 2.23 | 20.42 | 6.18 | Proposed | 5.04 | 3.45 | 3.35 | 2.53 | 2.15 | 5.84 | 4.85 | Improvement (%) | 90.70 | 43.16 | −3.72 | 72.44 | 3.59 | 71.40 | 21.52 |
| Mean HD | | | | | | | | Flood fill | 7.58 | 1.71 | 0.63 | 2.85 | 0.83 | 3.38 | 2.61 | Proposed | 0.91 | 0.92 | 0.59 | 1.09 | 0.68 | 1.67 | 1.83 | Improvement (%) | 87.99 | 46.20 | 6.35 | 61.75 | 18.07 | 50.59 | 29.89 |
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