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. Author manuscript; available in PMC: 2020 Dec 1.
Published in final edited form as: IEEE Trans Med Imaging. 2020 Nov 30;39(12):3879–3890. doi: 10.1109/TMI.2020.3006461

TABLE III.

The Digital Phantom SNR and CNR Measurement in Different Conditions

Cases Full dose 50% dose 25% dose KWIA 50% 2Rings KWIA 50% 3Rings KWIA 25% 3Rings KWIA 25% 4Rings
SNR 3.79 2.76 1.98 3.68 4.34 3.37 3.98
/ 73% 52% 97% 115% 89% 105%
CNR 0.85 0.61 0.43 0.81 0.95 0.75 0.89
/ 72% 51% 95% 112% 88% 105%