Table 3. Geometric and volumetric error for datasets of the OpenEar library.

Dataset	Geometric error [mm]		Volumetric error [%]
	Mean	Max
Alpha	0.064	0.736	0.349
Beta	0.090	0.951	0.929
Gamma	0.082	0.734	0.753
Delta	0.087	0.627	0.646
Epsilon	0.056	0.529	0.296
Zeta	0.034	0.398	0.370
Eta	—	—	—
Theta	0.043	0.288	0.128