A New Method of Image Reconstruction for PET Using a Combined Regularization Algorithm.
Abdelwahhab BoudjelalAbderrahim El MoatazZoubeida MessaliPublished in: ICISP (2020)
Keyphrases
- image reconstruction
- reconstruction method
- artifact free
- objective function
- reconstruction process
- prior information
- image reconstruction algorithms
- back projection
- reconstructed image
- computational complexity
- energy function
- region of interest
- wiener filtering
- emission computed tomography
- test images
- super resolution
- inverse problems
- regularization parameter
- motion estimation
- zernike moments
- positron emission tomography
- sampled data
- image super resolution
- limited angle
- expectation maximization
- high quality
- filtered back projection