Nonrigid 3D Medical Image Registration and Fusion Based on Deformable Models

Table 2

Comparison of segmentation quality between experts (averaged) and our program.

Expert	DSC	𝑑 (mm)	𝑑𝐻 (mm)	U	GC
1	0.977	0.297	3.590	0.927	0.307
2	0.978	0.358	2.816	0.926	0.303
3	0.970	0.431	6.084	0.926	0.308
4	0.966	0.556	3.862	0.927	0.313
5	0.963	0.546	4.555	0.926	0.307
Mean	0.971	0.438	4.181	0.927	0.308
Program	0.958	0.575	4.482	0.927	0.311

DSC: dice similarity coefficient. 𝑑: averaged contour misalignment. 𝑑_𝐻: Hausdorff distance. 𝑈: intraregion uniformity. GC: signal contrast.