Proximal gradient method for nonconvex and nonsmooth optimization on Hadamard manifolds.
Shuailing FengWen HuangLele SongShihui YingTieyong ZengPublished in: Optim. Lett. (2022)
Keyphrases
- gradient method
- image restoration and reconstruction
- derivative free
- optimization methods
- globally convergent
- optimization problems
- global optimization
- convergence rate
- global convergence
- nonlinear programming
- variational inequalities
- mathematical programming
- negative matrix factorization
- optimization algorithm
- markov random field
- evolutionary algorithm
- step size
- convex formulation
- optimization method
- multiscale
- convex optimization
- information extraction
- image compression
- natural language processing
- alternating direction method of multipliers
- objective function