Benefits of Using a Spatially-Variant Penalty Strength With Anatomical Priors in PET Reconstruction.
Yu-Jung TsaiGeorg SchrammSangtae AhnAlexandre BousseSimon R. ArridgeJohan NuytsBrian F. HuttonCharles W. StearnsKris ThielemansPublished in: IEEE Trans. Medical Imaging (2020)
Keyphrases
- spatially variant
- image reconstruction
- positron emission tomography
- three dimensional
- mathematical morphology
- multiscale
- morphological operators
- medical images
- structuring elements
- morphological filters
- spatially varying
- translation invariant
- b spline
- maximum a posteriori
- high resolution
- maximum likelihood estimation
- probabilistic model
- signal and image processing
- least squares
- pattern recognition
- morphological operations
- gray scale
- parameter estimation
- maximum likelihood
- level set
- computer vision