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2 在3~7倍加速时不同方法对数据集2进行重建的数值比较

Tab.2 Comparison of the values of the reconstruction for dataset 2 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 27.74 26.26 25.34 24.45 23.79 VSSIM 0.9799 0.9735 0.9683 0.9635 0.9590 VHFEN 0.0721 0.0887 0.1035 0.1177 0.1321 SIDWT-SPIRiT VSNR 27.85 26.22 25.27 24.39 23.73 VSSIM 0.9879 0.9847 0.9826 0.9815 0.9799 VHFEN 0.0722 0.0900 0.1051 0.1192 0.1332 fSIDWT-SPIRiT VSNR 27.87 26.26 25.32 24.44 23.77 VSSIM 0.9881 0.9850 0.9829 0.9817 0.9805 VHFEN 0.0720 0.0893 0.1043 0.1184 0.1334