On the possibility of direct Fourier reconstruction from divergent-beam projections.
Stefano AllineySamuel MatejIvan BajlaPublished in: IEEE Trans. Medical Imaging (1993)
Keyphrases
- radon transform
- discrete tomography
- tomographic reconstruction
- image reconstruction
- fan beam
- filtered back projection
- cone beam
- three dimensional
- discrete sets
- back projection
- horizontal and vertical projections
- image reconstruction from projections
- projection images
- discrete radon transform
- fourier transform
- reconstruction process
- binary matrices
- reconstructed image
- x ray
- series expansion
- emission tomography
- geometrical properties
- reconstruction method
- high resolution
- tomographic image reconstruction
- fourier spectrum
- noisy images
- compressed sensing
- cross section
- reinforced concrete
- computed tomography
- convex sets
- spatial resolution
- polyhedral objects
- straight line
- iterative methods
- electron beam
- reconstruction error
- single image
- fourier domain