Analyzing Dynamical Brain Functional Connectivity As Trajectories on Space of Covariance Matrices.
Mengyu DaiZhengwu ZhangAnuj SrivastavaPublished in: CoRR (2019)
Keyphrases
- functional connectivity
- covariance matrices
- vector space
- covariance matrix
- brain connectivity
- maximum likelihood
- working memory
- riemannian metric
- distance measure
- resting state fmri
- gaussian distribution
- low dimensional
- gaussian mixture model
- functional magnetic resonance imaging
- multi channel
- medical imaging
- human brain
- gaussian mixture
- sample size
- information processing
- principal component analysis
- high dimensional
- image processing