A voxel-based clustering approach for the automatic selection of testing regions in the simultaneous estimation of input functions in PET.
Francesca ZanderigoR. Todd OgdenJ. John MannRamin V. ParseyPublished in: NeuroImage (2010)
Keyphrases
- automatic selection
- clustering method
- clustering algorithm
- k means
- data clustering
- partial volume
- input image
- image reconstruction
- cluster analysis
- unsupervised learning
- image features
- self organizing maps
- d objects
- connected components
- data points
- spectral clustering
- density estimation
- categorical data
- nonlinear functions
- data sets
- image segmentations
- density distribution
- output space
- dense regions
- region of interest
- outlier detection
- image regions
- video sequences
- multiscale