A dual active-set proximal Newton algorithm for sparse approximation of correlation matrices.
Xiao LiuChungen ShenLi WangPublished in: Optim. Methods Softw. (2022)
Keyphrases
- active set
- learning algorithm
- efficient implementation
- expectation maximization
- simulated annealing
- least squares
- k means
- linear programming
- natural images
- support vector
- primal dual
- sparse approximation
- optimal solution
- dynamic programming
- knn
- object recognition
- linear combination
- image restoration
- bayesian framework
- interior point