An Investigation of Stochastic Variance Reduction Algorithms for Relative Difference Penalized 3D PET Image Reconstruction.
Robert TwymanSimon R. ArridgeZeljko KeretaBangti JinLudovica BrusaferriSangtae AhnCharles W. StearnsBrian F. HuttonIrene A. BurgerFotis KotasidisKris ThielemansPublished in: IEEE Trans. Medical Imaging (2023)
Keyphrases
- image reconstruction
- image reconstruction algorithms
- emission tomography
- emission computed tomography
- inverse problems
- maximum a posteriori
- super resolution
- variance reduction
- positron emission tomography
- reconstruction method
- computational complexity
- model selection
- moving objects
- high dimensional
- probabilistic model
- markov random field