Table 2.

Lung CT datasets.

Dataset	Type	Categories			Total
		Covid-19	Normal	Pneumonia
D${}_3$[24]	Train	1,001	–	984	1,985
	Test	125	–	123	248
	Validation	126	–	123	249
	Total	1,252	–	1,230	2,482
D${}_4$[25]	Train	109,250	67,029	111,791	288,070
	Test	23,410	14,364	23,955	61,729
	Validation	23,411	14,364	23,955	61,730
	Total	156,071	95,756	159,702	411,528