Bayesian SPECT Image Reconstruction with Scale Hyperparameter Estimation for Scalable Prior.
Antonio LópezRafael MolinaAggelos K. KatsaggelosPublished in: IbPRIA (2003)
Keyphrases
- image reconstruction
- maximum a posteriori
- emission computed tomography
- reconstructed image
- hyperparameters
- cardiac imaging
- gaussian processes
- super resolution
- compressed sensing
- radon transform
- signal reconstruction
- image reconstruction algorithms
- phase unwrapping
- inverse problems
- bayesian framework
- emission tomography
- computed tomography
- edge preserving
- maximum likelihood
- positron emission tomography
- tomographic reconstruction
- zernike moments
- gaussian process
- prior information
- reconstruction method
- model selection
- artifact free
- back projection
- parameter estimation
- limited angle
- scale space
- single photon emission computed tomography
- reconstruction process
- computer aided diagnosis