Contrastive Diffusion Model with Auxiliary Guidance for Coarse-to-Fine PET Reconstruction.
Zeyu HanYuhan WangLuping ZhouPeng WangBinyu YanJiliu ZhouYan WangDinggang ShenPublished in: MICCAI (10) (2023)
Keyphrases
- coarse to fine
- diffusion model
- image reconstruction
- positron emission tomography
- multiscale
- multiresolution
- object detection
- hierarchical segmentation
- image registration
- anisotropic diffusion
- information diffusion
- diffusion process
- high resolution
- diffusion tensor
- dynamic programming
- social networks
- image analysis
- image pyramid
- three dimensional
- medical images
- image segmentation
- partial differential equations
- image processing
- feature selection
- reinforcement learning