Composite Match Index with Application of Interior Deformation Field Measurement from Magnetic Resonance Volumetric Images of Human Tissues

Table 1

Comparison of the accuracy in different directions.

Approach	Error	Number of landmarks												RMSE
		0^#	1^#	2^#	3^#	4^#	5^#	6^#	7^#	8^#	9^#	10^#	11^#
	𝑥-error	−12	−8	−7	−13	0	−4	−6	0	0	−7	0	0	6.626965
CMI	𝑦-error	8	−6	7	−7	0	1	6	0	0	5	0	0	4.654747
	𝑧-error	0	−2	2	2	−1	0	−1	3	−1	2	3	2	1.848423
	𝑥-error	−21	−23	−9	−12	0	−11	0	0	−1	6	0	0	10.61838
RPFM	𝑦-error	20	−8	26	−10	0	−13	0	0	−7	4	0	0	11.08302
	𝑧-error	2	2	2	−2	1	3	0	0	3	4	3	1	2.254625

RMSE: root mean square error; 𝑥-error: error in the 𝑥-direction; 𝑦-error: error in the 𝑦-direction; 𝑧-error: 𝑧-error in the 𝑧-direction.