Geometric mean for T-positive definite tensors and associated Riemannian geometry.
Jeong-Hoon JuTaehyeong KimYeongrak KimHayoung ChoiPublished in: CoRR (2024)
Keyphrases
- positive definite
- symmetric positive definite
- geometric structure
- fisher information
- riemannian metric
- diffusion tensor
- log euclidean
- spd matrices
- geodesic distance
- riemannian manifolds
- covariance matrix
- tensor space
- kernel function
- structure tensor
- tensor field
- lie group
- kernel matrix
- symmetric matrices
- distribution function
- white matter
- kernel machines
- semi parametric
- magnetic resonance images
- anisotropic diffusion
- human brain
- manifold learning
- missing data
- loss function