A first-order computational algorithm for reaction-diffusion type equations via primal-dual hybrid gradient method.
Shu LiuSiting LiuStanley J. OsherWuchen LiPublished in: CoRR (2023)
Keyphrases
- image enhancement
- primal dual
- gradient method
- convergence rate
- linear programming
- expectation maximization
- optimization algorithm
- approximation algorithms
- k means
- computational complexity
- optimal solution
- dynamic programming
- linear program
- negative matrix factorization
- objective function
- worst case
- image segmentation
- np hard
- step size
- diffusion equation