Continuous Exact Relaxation and Alternating Proximal Gradient Algorithm for Partial Sparse and Partial Group Sparse Optimization Problems.
Qingqing WuDingtao PengXian ZhangPublished in: J. Sci. Comput. (2024)
Keyphrases
- cost function
- objective function
- learning algorithm
- detection algorithm
- computational complexity
- optimization problems
- optimal solution
- matching algorithm
- np hard
- optimization algorithm
- iterative algorithms
- k means
- sparse matrix
- globally optimal
- optimization criteria
- orthogonal matching pursuit
- linear programming
- dynamic programming
- multiscale
- segmentation algorithm
- expectation maximization
- sparse representation
- particle swarm optimization
- computational cost
- evolutionary algorithm
- preprocessing
- coefficient matrix