Regularization of covariance matrices on Riemannian manifolds using linear systems.
Lipeng NingPublished in: CoRR (2018)
Keyphrases
- linear systems
- riemannian manifolds
- covariance matrices
- covariance matrix
- maximum likelihood
- sufficient conditions
- vector space
- distance measure
- gaussian distribution
- gaussian mixture model
- euclidean space
- lie group
- log euclidean
- reproducing kernel hilbert space
- mixture model
- feature vectors
- mean shift
- gaussian mixture
- learning tasks
- euclidean distance
- sample size
- linear classifiers
- similarity search
- principal component analysis
- state space
- riemannian metric
- feature space