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Examples of segmentation results. From left to right are three COVID-19 subjects, one CAP subject, and one healthy control. Row 2, ground truth; Row 3, contours from shape prior by binary thresholding; Rows 4-6, contours by SP-V-Net, MC-V-Net, and the plain V-Net, respectively. CAP, community-acquired pneumonia. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)
