基于SIDWT和迭代自一致性的快速并行成像重建方法

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4 在3~7倍加速时不同方法对数据集4进行重建的数值比较

Tab.4 Comparison of the values of the reconstruction for dataset 4 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	V_SNR	21.10	19.76	18.93	18.29	17.66
	V_SSIM	0.9414	0.9224	0.9100	0.8963	0.8851
	V_HFEN	0.1951	0.2465	0.2801	0.3117	0.3480
SIDWT-SPIRiT	V_SNR	21.32	19.81	18.92	18.20	17.55
	V_SSIM	0.9615	0.9507	0.9434	0.9369	0.9314
	V_HFEN	0.1988	0.2538	0.2878	0.3230	0.3591
fSIDWT-SPIRiT	V_SNR	21.22	19.77	18.89	18.19	17.55
	V_SSIM	0.9609	0.9502	0.9432	0.9366	0.9315
	V_HFEN	0.2011	0.2531	0.2883	0.3219	0.3591