基于SIDWT和迭代自一致性的快速并行成像重建方法

段继忠, 钱青青

Fast Parallel Imaging Reconstruction Method Based on SIDWT and Iterative Self-Consistency

DUAN Jizhong, QIAN Qingqing

表1 在3~7倍加速时不同方法对数据集1进行重建的数值比较

Tab.1 Comparison of the values of the reconstruction for dataset 1 by different methods at 3 to 7 times acceleration

算法 指标 R=3 R=4 R=5 R=6 R=7 pFISTA-SPIRiT VSNR 29.15 27.82 26.86 25.90 25.39 VSSIM 0.9879 0.9843 0.9811 0.9775 0.9755 VHFEN 0.0574 0.0685 0.0788 0.0911 0.0980 SIDWT-SPIRiT VSNR 29.93 28.23 27.02 25.95 25.38 VSSIM 0.9902 0.9868 0.9840 0.9815 0.9800 VHFEN 0.0544 0.0668 0.0791 0.0913 0.0986 fSIDWT-SPIRiT VSNR 29.98 28.29 27.10 26.00 25.43 VSSIM 0.9901 0.9870 0.9842 0.9818 0.9804 VHFEN 0.0531 0.0658 0.0778 0.0908 0.0984