Table 2 Additional reconstruction results on different MR images with a pseudo-radial mask under different sample ratios
Test image | Metric | Algorithm | Sampling ratio | ||||
|---|---|---|---|---|---|---|---|
0.1 | 0.2 | 0.3 | 0.4 | 0.5 | |||
Human brain1 | SSIM | FADMM | 0.4324 | 0.5741 | 0.7739 | 0.7794 | 0.8468 |
ALPADMM | 0.7023 | 0.8810 | 0.9397 | 0.9714 | 0.9835 | ||
FLPADMM | 0.6647 | 0.9512 | 0.9691 | 0.9854 | 0.9919 | ||
CPU time (s) | FADMM | 2.8064 | 2.8258 | 2.9255 | 2.9367 | 3.0155 | |
ALPADMM | 4.2838 | 4.3129 | 4.3371 | 4.4753 | 4.4069 | ||
FLPADMM | 4.2480 | 4.2847 | 4.3309 | 4.4369 | 4.3676 | ||
Human brain2 | SSIM | FADMM | 0.4602 | 0.5735 | 0.6748 | 0.7869 | 0.8608 |
ALPADMM | 0.6803 | 0.8928 | 0.9535 | 0.9828 | 0.9909 | ||
FLPADMM | 0.6460 | 0.9767 | 0.9874 | 0.9944 | 0.9972 | ||
CPU time (s) | FADMM | 2.8830 | 2.8922 | 2.9648 | 3.0214 | 3.0325 | |
ALPADMM | 4.2863 | 4.5635 | 4.3734 | 4.5279 | 4.6064 | ||
FLPADMM | 4.2239 | 4.3988 | 4.3313 | 4.4163 | 4.5621 | ||
Human spine | SSIM | FADMM | 0.6269 | 0.7439 | 0.8288 | 0.8885 | 0.9276 |
ALPADMM | 0.7531 | 0.8861 | 0.9373 | 0.9657 | 0.9801 | ||
FLPADMM | 0.7677 | 0.9325 | 0.9630 | 0.9794 | 0.9887 | ||
CPU time (s) | FADMM | 2.8823 | 2.8769 | 2.9891 | 3.2540 | 3.0932 | |
ALPADMM | 4.4947 | 6.2550 | 6.4025 | 6.4653 | 6.5581 | ||
FLPADMM | 4.3113 | 4.4198 | 4.3130 | 4.3558 | 4.5122 | ||