Quantitative PET image reconstruction employing nested expectation-maximization deconvolution for motion compensation.
Nicolas A. KarakatsanisCharalampos TsoumpasHabib ZaidiPublished in: Comput. Medical Imaging Graph. (2017)
Keyphrases
- image reconstruction
- motion compensation
- expectation maximization
- inverse problems
- em algorithm
- maximum a posteriori
- motion estimation
- super resolution
- video coding
- image reconstruction algorithms
- motion compensated
- reconstructed image
- motion vectors
- wiener filtering
- positron emission tomography
- motion field
- emission computed tomography
- image restoration
- maximum likelihood
- respiratory motion
- spatial resolution
- radon transform
- reconstruction method
- computed tomography
- synthetic aperture radar
- motion blur
- blurred images
- image segmentation
- denoising
- emission tomography
- sampled data
- beating heart
- medical images
- high resolution
- optical flow