A formula for least-squares projection and its application in image reconstruction.
John P. OakleyMichael J. CunninghamPublished in: ICASSP (1989)
Keyphrases
- image reconstruction
- least squares
- fan beam
- radon transform
- tomographic reconstruction
- reconstructed image
- limited angle
- compressed sensing
- computed tomography
- super resolution
- spatial resolution
- back projection
- emission computed tomography
- reconstruction method
- random projections
- reconstruction process
- maximum a posteriori
- optical flow
- inverse problems
- zernike moments
- cone beam
- image reconstruction algorithms
- positron emission tomography
- projection images
- signal reconstruction
- high resolution
- emission tomography
- sparsely sampled
- computational complexity