Computation of Second-Order Directional Stationary Points for Group Sparse Optimization

Keyphrases

• Directional Stationary Points 100%
• Group Sparse Optimization 100%
• First-order 33%
• Growth Conditions 33%
• Smoothing Problem 33%
• Smoothing Methods 16%
• Numerical Examples 16%
• Penalty Function 16%
• Local Minimizer 16%
• Continuously Differentiable Function 16%
• Nonconvex 16%
• Accumulation Points 16%
• Nonsmooth 16%
• Original Problem 16%
• Concave Function 16%
• Sparse Optimization Problem 16%
• Grouped Variables 16%
• Vector Norm 16%
• Strong Local Minimizers 16%
• Second-order Stationary Point 16%

Mathematics

• Stationary Point 100%
• Local Minimizer 28%
• Smoothing Problem 28%
• Growth Condition 28%
• Concave Function 14%
• Accumulation Point 14%
• Vector Norm 14%
• Numerical Example 14%