Table 2.

Accuracy of MPU-based method, subdivision surface-based method and our method for the tested dataset Mean, max and RMS denote mean distance error, maximum distance error and root mean square distance error.

Dataset	MPU-based			SS-based			Our method
	mean	max	RMS	mean	max	RMS	mean	max	RMS
Liver tree	0.098	0.321	0.016	-	-	-	0.098	0.320	0.115
Cerebral tree	0.084	0.512	0.106	0.171	1.782	0.213	0.082	0.510	0.104
Aorta tree	0.225	1.635	0.373	0.512	3.776	0.892	0.226	1.635	0.374