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. Author manuscript; available in PMC: 2022 Aug 1.
Published in final edited form as: Med Image Anal. 2021 May 16;72:102098. doi: 10.1016/j.media.2021.102098

Table 5.

Performance of networks with different components on the fastMRI dataset with radial sampling.

Methods NMSE (× 10−3) ↓ PSNR ↑ SSIM (↓ 10−2) ↑
mean±std p-value mean±std p-value mean±std p-value
Without self-attention 15.47±0.02 1.90e-6 40.00±3.15 3.14e-9 94.83±0.05 2.67e-11
Channel-attention alone 15.25±0.03 5.61e-5 40.13±3.05 9.14e-7 94.94±0.05 4.19e-10
Frequency-attention alone 15.11±0.02 5.44e-6 40.23±3.02 3.37e-6 95.03±0.06 3.29e-12
ACNN-k-Space 14.93±0.02 - 40.39±3.25 - 95.21±0.05 -