Multiresolution Approach to Acceleration of Iterative Image Reconstruction for X-Ray Imaging for Security Applications.
Soysal DegirmenciJoseph A. O'SullivanDavid G. PolittePublished in: CoRR (2015)
Keyphrases
- image reconstruction
- multiresolution
- image reconstruction algorithms
- reconstructed image
- compressed sensing
- super resolution
- emission computed tomography
- inverse problems
- wavelet transform
- reconstruction method
- spatial resolution
- random projections
- emission tomography
- radon transform
- zernike moments
- computed tomography
- back projection
- tomographic reconstruction
- subband
- higher resolution
- signal reconstruction
- x ray
- image representation
- sparsely sampled
- cone beam
- iterative methods
- sampled data
- post processing