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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 V.

The Physical Phantom SNR and CNR Measurement in Different Conditions

Cases Full dose 60% dose 30% dose KWIA 60% 2Rings KWIA 60% 3Rings KWIA 30% 3Rings KWIA 30% 4Rings
SNR 2.04 1.56 1.08 2.06 2.40 1.82 2.11
/ 76% 53% 101% 118% 89% 103%
CNR 1.77 1.36 0.89 1.83 2.11 1.47 1.72
/ 77% 50% 103% 119% 83% 97%