Table 3.

Quantitative segmentation results on Coronacases (Ma et al., 2021). The best, second best, and third best results are marked by italic, boldface, and underline, respectively.

Method	DSC	SEN	SPE	PPV	VOE	RVD
U-Net (Ronneberger et al., 2015)	0.5184	0.3925	0.9848	0.8829	0.6501	0.5463
U-Net+ (Zhou et al., 2018)	0.5371	0.4231	0.9850	0.8470	0.6328	0.4788
U${}^2$Net (Qin et al., 2020)	0.5311	0.4134	0.9851	0.8690	0.6384	0.5129
U-Net3+ (Huang et al., 2020)	0.6097	0.4869	0.9871	0.8883	0.5614	0.4441
CE-Net (Gu et al., 2019)	0.6712	0.5501	0.9885	0.8905	0.4948	0.3903
nCoVSegNet (Ours)	0.6894	0.5918	0.9886	0.8949	0.4739	0.3270