RED: Residual Estimation Diffusion for Low-Dose PET Sinogram Reconstruction. - Xingyu Ai; Bin Huang; Fang Chen; Liu Shi; Binxuan Li; Shaoyu Wang 002; Qiegen Liu (CoRR, 2024)

A Prior-Guided Joint Diffusion Model in Projection Domain for PET Tracer Conversion. - Fang Chen; Weifeng Zhang; Xingyu Ai; Bingxuan Li; An Li; Qiegen Liu (CoRR, 2025)