Keyphrases
- lie group
- denoising
- log euclidean
- tensor field
- lie algebra
- image denoising
- natural images
- total variation
- parameter space
- vector space
- vector field
- infinite dimensional
- euclidean space
- high order
- image processing
- riemannian manifolds
- covariance matrices
- geometric structure
- wavelet packet
- affine invariant
- mean shift
- linear transformation
- diffusion tensor
- mri data
- structure tensor
- riemannian metric
- markov random field
- feature extraction