C-PIB PET Segmentation Using Expectation Maximization.
Parnesh RanigaPierrick BourgeatVictor VillemagneGraeme O'KeefeChristopher RoweSébastien OurselinPublished in: MICCAI (1) (2007)
Keyphrases
- expectation maximization
- image segmentation
- em algorithm
- positron emission tomography
- segmentation algorithm
- segmentation method
- mixture model
- fully automatic
- level set
- medical images
- energy function
- pet ct
- pet images
- region growing
- image reconstruction
- image analysis
- object segmentation
- maximum likelihood
- generative model
- multiscale
- accurate segmentation
- segmented images
- shape prior
- probability density function
- image processing
- parameter estimation
- edge detection
- magnetic resonance
- bayesian framework
- segmentation accuracy
- ct images
- fully unsupervised
- brain mri
- partial volume
- gaussian mixture model
- optimal segmentation