Parallelization of the EM Algorithm for 3D PET Image Reconstruction: Performance Estimation and Analysis.
C. M. ChenS.-Y. LeePublished in: ICPP (3) (1991)
Keyphrases
- image reconstruction
- em algorithm
- maximum a posteriori
- maximum likelihood estimation
- parameter estimation
- map estimation
- maximum likelihood
- expectation maximization
- mixture model
- positron emission tomography
- image reconstruction algorithms
- super resolution
- gaussian mixture model
- emission computed tomography
- density estimation
- reconstruction method
- data analysis
- gaussian mixture
- log likelihood function
- image processing
- generative model
- model selection
- expectation maximisation
- sparsely sampled
- machine learning