物理先验引导的多对比度磁共振重建扩散模型

苏奕霖, 刘元元, 崔卓须, 梁栋

Physics Guided Multi-contrast Magnetic Resonance Reconstruction Diffusion Model

SU Yilin, LIU Yuanyuan, CUI Zhuoxu, LIANG Dong

表3 加速倍数为4、6、8下公开数据图像重建结果的定量比较

Table 3 Quantitative comparison of the results of publicly available data image reconstruction under acceleration factors of 4, 6, and 8

R Method PSNR/dB SSIM RMSE 4 PGDS 37.656±1.125 0.694±0.012 0.013±0.002 BCNN 29.582±4.947 0.620±0.096 0.037±0.017 SSDU 28.863±2.528 0.560±0.079 0.037±0.011 DLESPIRIT 26.394±2.304 0.449±0.048 0.049±0.014 D3IP 33.191±2.038 0.614±0.037 0.022±0.006 6 PGDS 34.688±2.094 0.615±0.035 0.019±0.005 BCNN 27.944±2.824 0.511±0.083 0.041±0.012 SSDU 27.629±2.878 0.475±0.078 0.043±0.015 DLESPIRIT 24.076±0.263 0.384±0.020 0.063±0.002 D3IP 29.613±2.136 0.521±0.036 0.034±0.009 8 PGDS 32.143±2.355 0.556±0.041 0.025±0.007 BCNN 26.354±2.023 0.446±0.081 0.049±0.011 SSDU 26.385±2.874 0.426±0.077 0.050±0.016 DLESPIRIT 22.234±0.785 0.338±0.020 0.078±0.007 D3IP 27.411±2.279 0.477±0.042 0.044±0.012