Table 1.

RMSE (mean ± SD, unit: mm) of landmark localization.

Method	AT	PM	FM	SM	CI	MDR
Point++	0.71 ± 0.49	1.02 ± 0.58	1.40 ± 0.53	1.44 ± 0.64	0.95 ± 0.61	17%
PointConv	0.66 ± 0.41	1.40 ± 0.54	1.39 ± 0.48	1.41 ± 0.58	0.82 ± 0.52	15%
MeshSegNet	0.64 ± 0.49	0.52 ± 0.41	0.59 ± 0.47	0.78 ± 0.43	0.78 ± 0.43	10%
DLL-SA	0.48 ± 0.27	0.51 ± 0.42	0.57 ± 0.48	0.69 ± 0.58	0.49 ± 0.38	3%
DLL-C	0.49 ± 0.29	0.48 ± 0.34	0.56 ± 0.41	0.60 ± 0.42	0.48 ± 0.34	10%
DLL-CS	0.40 ± 0.21	0.45 ± 0.32	0.51 ± 0.36	0.58 ± 0.39	0.42 ± 0.29	8%
DLLNet	0.30 ± 0.11	0.39 ± 0.26	0.47 ± 0.28	0.49 ± 0.37	0.28 ± 0.15	0%