A Matrix-Algebraic Algorithm for the Riemannian Logarithm on the Stiefel Manifold under the Canonical Metric.
Ralf ZimmermannPublished in: SIAM J. Matrix Anal. Appl. (2017)
Keyphrases
- learning algorithm
- k means
- geodesic distance
- objective function
- segmentation algorithm
- search space
- fisher information
- detection algorithm
- euclidean space
- optimal solution
- dynamic programming
- square root
- riemannian manifolds
- euclidean metric
- manifold learning
- metric space
- parameter space
- distance metric
- distance function
- expectation maximization
- semi supervised
- np hard
- image segmentation