3D-2D Deformable Image Registration Using Feature-Based Nonuniform Meshes

Table 1

Digital XCAT male phantom study results using various numbers of projections.

Number of projections used	10	20	30	60	90	120
NCC of images	0.9788	0.9812	0.9825	0.9855	0.9859	0.9860
NRMSE of images	0.1952	0.1836	0.1769	0.1612	0.1587	0.1585
NCC of DVF	0.7823	0.7946	0.8012	0.8150	0.8189	0.8201
NRMSE of DVF	1.0055	0.9076	0.8525	0.8118	0.7959	0.7951

Note. These comparison experiments are run through 100 iterations.