MAP-Diff: Multi-Anchor Guided Diffusion for Progressive 3D Whole-Body Low-Dose PET Denoising
MAP-Diff: 多锚点引导的扩散模型用于渐进式三维全身低剂量PET去噪
机构 * School of Engineering, Zurich University of Applied Sciences, CH ; Bioengineering Department ; Imperial-X, Imperial College London, UK ; DAMTP, University of Cambridge, UK ; Lucerne University Teaching ; Research Hospital, CH ; Lung Institute, Imperial College London, UK ; Cardiovascular Research Centre, Royal Brompton Hospital, UK ; School of Biomedical Engineering \& Imaging Sciences, King's College London, UK ; Yau Mathematical Sciences Center, Tsinghua University, CN
AI总结 MAP-Diff通过多锚点引导的扩散模型实现低剂量PET图像的渐进式去噪,提升PSNR和SSIM,降低NMAE,优于多种基线方法。
Comments 8 pages, 3 figures