Image reconstruction based on circulant matrices.
Eunice CarrasquinhaConceicao AmadoAna M. PiresLina OliveiraPublished in: Signal Process. Image Commun. (2018)
Keyphrases
- image reconstruction
- reconstructed image
- compressed sensing
- super resolution
- emission computed tomography
- least squares
- computed tomography
- radon transform
- tomographic reconstruction
- fourier transform
- inverse problems
- image reconstruction algorithms
- iterative methods
- random projections
- emission tomography
- positron emission tomography
- reconstruction method
- sampled data
- reconstruction process
- back projection
- zernike moments
- feature extraction
- singular value decomposition
- high resolution
- image analysis
- high quality