Table 1.

Average displacement errors (mm) and standard deviation for DMP and Demons registrations evaluated with computational phantoms of different deformation magnitudes

Image Set	Patient Volume		Lung
(motion magnitude)	DMP	Demons	DMP	Demons
Lung1 (10 mm)	$1.0\pm 0.7$	$0.8\pm 0.5$	$0.9\pm 0.5$	$0.7\pm 0.4$
Lung1 (20 mm)	$1.1\pm 0.8$	$0.9\pm 0.7$	$0.9\pm 0.6$	$0.7\pm 0.4$
Lung1 (30 mm)	$1.3\pm 1.1$	$1.1\pm 1.0$	$1.0\pm 0.7$	$0.8\pm 0.6$
Lung1 (40 mm)	$1.6\pm 1.5$	$1.4\pm 1.6$	$1.2\pm 1.1$	$1.1\pm 1.2$
Lung2 (18 mm)	$2.1\pm 0.8$	$5.2\pm 5.7$	$2.1\pm 0.8$	$2.1\pm 0.9$
Lung2 (27 mm)	$2.2\pm 1.2$	$5.2\pm 5.4$	$2.4\pm 1.1$	$2.3\pm 1.2$
Lung2 (42 mm)	$3.1\pm 1.7$	$5.9\pm 5.6$	$3.3\pm 2.1$	$3.0\pm 1.4$