Contrastive Diffusion Model with Auxiliary Guidance for Coarse-to-Fine PET Reconstruction
Zeyu Han, Yuhan Wang, Luping Zhou, Peng Wang, Binyu Yan, Jiliu Zhou, Yan Wang, Dinggang Shen, Yan Wang, Dinggang Shen
Topics & Concepts
Computer scienceArtificial intelligenceIterative reconstructionImage qualityResidualPositron emission tomographyCode (set theory)Sampling (signal processing)Reliability (semiconductor)Process (computing)Computer visionImage (mathematics)Pattern recognition (psychology)AlgorithmNuclear medicineSet (abstract data type)Filter (signal processing)MedicineOperating systemPower (physics)Quantum mechanicsPhysicsProgramming languageMedical Imaging Techniques and ApplicationsRadiomics and Machine Learning in Medical ImagingAdvanced MRI Techniques and Applications