A Fast Convergent Ordered-Subsets Algorithm with Subiteration-Dependent Preconditioners for PET Image Reconstruction.
Jianfeng GuoCharles Ross SchmidtleinAndrzej KrólSi LiYizun LinSangtae AhnCharles W. StearnsYuesheng XuPublished in: CoRR (2021)
Keyphrases
- image reconstruction
- image reconstruction algorithms
- reconstruction method
- emission computed tomography
- thinning algorithm
- detection algorithm
- matching algorithm
- computational complexity
- super resolution
- reconstruction process
- signal reconstruction
- similarity measure
- frequency domain
- energy function
- binary images
- artifact free