Adaptive sparse modeling and shifted-poisson likelihood based approach for low-dosect image reconstruction.
Siqi YeSaiprasad RavishankarYong LongJeffrey A. FesslerPublished in: MLSP (2017)
Keyphrases
- image reconstruction
- compressed sensing
- reconstructed image
- super resolution
- signal reconstruction
- inverse problems
- random projections
- computed tomography
- image reconstruction algorithms
- reconstruction method
- spatial resolution
- emission computed tomography
- radon transform
- tomographic reconstruction
- maximum likelihood
- emission tomography
- compressive sensing
- maximum a posteriori
- dictionary learning
- zernike moments
- sparse representation
- limited angle
- high resolution
- artifact free
- high dimensional