Statistical image reconstruction for muon tomography using Gaussian scale mixture model.
Guobao WangJinyi QiPublished in: ICIP (2008)
Keyphrases
- image reconstruction
- mixture model
- gaussian mixture model
- tomographic reconstruction
- maximum likelihood
- gaussian mixture
- emission tomography
- em algorithm
- density estimation
- limited angle
- probabilistic model
- expectation maximization
- generative model
- super resolution
- image reconstruction algorithms
- model selection
- maximum a posteriori
- gaussian densities
- unsupervised learning
- mixture of gaussians
- radon transform
- language model
- reconstruction method
- probability density function
- scale space
- gaussian distribution
- sparsely sampled
- density function
- zero crossing
- factor analysis
- gaussian noise
- back projection
- medical images
- supervised learning
- active learning
- feature vectors
- feature space