A hybrid quasi-Newton projected-gradient method with application to Lasso and basis-pursuit denoising.
Ewout van den BergPublished in: Math. Program. Comput. (2020)
Keyphrases
- basis pursuit
- denoising
- gradient method
- quasi newton
- image denoising
- step size
- total variation
- compressed sensing
- convex optimization
- optimization methods
- proximal point algorithm
- convergence rate
- image reconstruction
- natural images
- data sets
- optimization algorithm
- optimization problems
- text mining
- knn
- pairwise
- feature selection
- genetic algorithm