Randomized Algorithms for Distributed Nonlinear Optimization Under Sparsity Constraints.
Chiara RavazziSophie M. FossonEnrico MagliPublished in: IEEE Trans. Signal Process. (2016)
Keyphrases
- nonlinear optimization
- randomized algorithms
- sparsity constraints
- optimization method
- lower bound
- sparse representation
- negative matrix factorization
- starting points
- computer vision
- approximation algorithms
- closed form solutions
- feature selection
- optimization algorithm
- sparse coding
- point correspondences
- bundle adjustment