TABLE 1. Information of Our Dataset.

Source	Diagnosis	# of cases	Imaging Protocol
			Vendor	Slice thickness (mm)
Hospital A	NCIP	187	UIH/Philips	0.625 - 2.5
	Other pneumonia	132
	Lung Nodule/Cancer	96/96	Toshiba/GE	1.0 – 1.25
	Without known lung diseases	20	UIH/Philips	0.625 - 2.5
Hospital B	NCIP	136	UIH/Philips	0.625 – 5
	Other pneumonia	36
	Without known lung disease	121