Gradient Method for Optimization on Riemannian Manifolds with Lower Bounded Curvature.
Orizon P. FerreiraMauricio S. LouzeiroLeandro da Fonseca PrudentePublished in: SIAM J. Optim. (2019)
Keyphrases
- gradient method
- riemannian manifolds
- optimization methods
- euclidean space
- convergence rate
- optimization algorithm
- negative matrix factorization
- step size
- vector space
- image processing
- optimization method
- kernel function
- optimization problems
- geodesic distance
- graph cuts
- geometric structure
- feature space
- pattern recognition
- training data