Table 3.

Scanners.

Data set	Data origin	Scanners	Spatial resolution	Rescanning—scanner
Method development set	Institution A and Institution C	Philips ultrafast	0.24 $\mathrm{\mu }\mathrm{m}/\mathrm{px}$	–
Independent test set 1 (IT1)	Institution B	Panoramic 250 Flash II (3DHistech)	0.24 $\mathrm{\mu }\mathrm{m}/\mathrm{px}$	Philips ultrafast
Independent test set 2 (IT2)	Institution B	Olympus VS120-S5	0.16 $\mathrm{\mu }\mathrm{m}/\mathrm{px}$	Philips ultrafast

Parameters of scanning systems.