. Author manuscript; available in PMC: 2011 Jun 15.

Published in final edited form as: Phys Med Biol. 2010 Dec 9;56(1):203–218. doi: 10.1088/0031-9155/56/1/013

Table 2.

3D CT lung experiments. The landmark distance (LD)^a and metric value of SSTVD before and after registrations with four approaches: LBR, IBR, LIBR and TPS-LIBR. The minimum Jacobian value (J_min) for each approach is also listed.

	Subject 1			Subject 2			Subject 3
	SSTVD (mm³)	LD (mm)	J_min	SSTVD (mm³)	LD (mm)	J_min	SSTVD (mm³)	LD (mm)	J_min
Before Reg.	0.104	26.03 ± 11.82	–	0.107	29.07 ± 14.77	–	0.0628	24.97 ± 13.56	–
LBR	0.0365	1.7 ± 1.36	0.37	0.0348	1.36 ± 1.07	0.27	0.0268	1.33 ± 1.05	0.40
IBR	0.0109	1.02 ± 1.08	0.24	0.0129	1.13 ± 0.96	0.23	0.008 28	0.88 ± 1.37	0.25
LIBR	0.0109	0.98 ± 1.01	0.23	0.0127	0.93 ± 0.69	0.23	0.008 20	0.71 ± 0.38	0.25
TPS-LIBR	0.0111	0.98 ± 0.81	0.22	0.0126	0.85 ± 0.66	0.19	0.008 26	0.72 ± 0.39	0.24
	Subject 4			Subject 5			Subject 6
	SSTVD (mm³)	LD (mm)	J_min	SSTVD (mm³)	LD (mm)	J_min	SSTVD (mm³)	LD (mm)	J_min

Before Reg.	0.0748	25.13 ± 12.29	–	0.0861	29.15 ± 14.14	–	0.0921	29.73 ± 17.46	–
LBR	0.0291	1.56 ± 1.72	0.42	0.0310	1.93 ± 1.5	0.24	0.0339	2.12 ± 1.6	0.31
IBR	0.008 43	1.19 ± 2.21	0.25	0.009 74	1.45 ± 2.39	0.20	0.009 05	1.69 ± 2.94	0.17
LIBR	0.008 33	0.84 ± 0.63	0.26	0.009 76	1.12 ± 1.33	0.20	0.008 99	1.32 ± 1.45	0.18
TPS-LIBR	0.008 32	0.90 ± 0.87	0.23	–	–	–	–	–	–

Distances are calculated from landmark used for validation only.