Pre-Scaling Anisotropic Orthogonal Procrustes Analysis Based on Gradient Descent over Matrix Manifold.
Peng ZhangZhou SunChunbo FanYi DingPublished in: ICSI (2) (2015)
Keyphrases
- procrustes analysis
- fisher information
- lie group
- structure tensor
- essential matrices
- orthogonal projection
- cost function
- scaling function
- symmetric positive definite
- nonnegative matrix tri factorization
- loss function
- low dimensional
- high dimensional
- update rule
- objective function
- singular values
- anisotropic diffusion
- manifold learning
- riemannian metric
- manifold structure
- geodesic distance
- low rank