Accelerating Iterative Image Reconstruction via Adaptive Surrogate Functions.
Ayan MitraDavid G. PolitteJoseph A. O'SullivanPublished in: Computational Imaging (2018)
Keyphrases
- image reconstruction
- image reconstruction algorithms
- reconstructed image
- compressed sensing
- super resolution
- maximum a posteriori
- spatial resolution
- emission computed tomography
- reconstruction method
- radon transform
- computed tomography
- inverse problems
- back projection
- zernike moments
- emission tomography
- reconstruction process
- positron emission tomography
- random projections
- sampled data
- tomographic reconstruction
- limited angle
- x ray
- image analysis