Discriminating between brain rest and attention states using fMRI connectivity graphs and subtree SVM.
Fatemeh MokhtariShahab K. BakhtiariGholam-Ali Hossein-ZadehHamid Soltanian-ZadehPublished in: Medical Imaging: Image Processing (2012)
Keyphrases
- activation detection
- functional connectivity
- resting state
- brain regions
- resting state fmri
- cognitive states
- functional magnetic resonance imaging
- human brain
- brain connectivity
- brain activity
- event related
- cortical areas
- support vector machine svm
- support vector
- brain images
- support vector machine
- feature selection
- activation patterns
- knn
- statistical parametric mapping
- normal controls
- svm classifier
- human subjects
- visual stimuli
- brain imaging
- brain mapping
- feature vectors
- multi class
- weighted graph
- visual attention
- directed graph
- kernel function
- partial order
- training data
- machine learning
- diffusion tensor imaging
- search tree
- pattern classification
- diffusion mri
- working memory
- correlation analysis
- mental states
- cognitive processes
- data analysis