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. Author manuscript; available in PMC: 2023 Apr 1.

Published in final edited form as: Med Image Anal. 2022 Jan 12;77:102367. doi: 10.1016/j.media.2022.102367

Table 3.

The performance of the U-Net in identifying extrapulmonary arteries and veins on the independent test set.

Case	Dice coefficient
	vein	artery	hilum vessels	mediastinal vessels
1^*	0.937	0.917	0.931	0.918
2^*	0.929	0.908	0.937	0.911
3^ǂ	0.948	0.921	0.944	0.917
4^#	0.919	0.897	0.922	0.909
5^ǂ	0.924	0.905	0.931	0.909
6^*	0.918	0.886	0.913	0.903
7^*	0.915	0.900	0.916	0.919
8^ǂ	0.896	0.916	0.906	0.910
9^ǂ	0.909	0.893	0.913	0.911
10^#	0.922	0.916	0.929	0.916
11^ǂ	0.911	0.924	0.915	0.921
12^*	0.926	0.895	0.928	0.906
13^ǂ	0.943	0.924	0.939	0.930
14^ǂ	0.883	0.903	0.910	0.912
15^*	0.911	0.903	0.922	0.914
mean	0.919±0.017	0.907±0.012	0.924±0.011	0.913±0.007
ST = 0.625 mm	0.916±0.024	0.911±0.012	0.924±0.016	0.915±0.008
ST = 1.25 mm	0.923±0.010	0.902±0.011	0.924±0.010	0.913±0.006
ST = 1.5 mm	0.921±0.002	0.907±0.013	0.926±0.005	0.913±0.005

^ǂ:

cases with a slice thickness of 0.625 mm

^*:

cases with a slice thickness of 1.25 mm

^#:

cases with a slice thickness of 1.50 mm

ST: slice thickness