Table 2.

Results of the unit weighted RMS of the registration.

Data	RMS0	RMSI (mm)	RMSd (m)
I	0.0022	0.0027	0.18
II	0.0026	0.0037	0.20
III	0.0036	0.0052	0.34
IV	0.0033	0.0062	0.24