Fast Proximal Gradient Descent for A Class of Non-convex and Non-smooth Sparse Learning Problems

Mathematics

• Gradient Descent 100%
• Learning 73%
• Regularization 46%
• Projection 39%
• Gradient Descent Method 39%
• Feedforward Neural Networks 36%
• Encoder 35%
• Nonsmooth Optimization 32%
• Nonconvex Optimization 31%
• Optimal Rate of Convergence 31%
• Machine Learning 29%
• Experimental Results 26%
• Class 23%
• Convex function 22%
• Convergence Rate 22%
• Objective function 22%
• Lipschitz 22%
• Rate of Convergence 20%
• Gradient 20%
• Optimization 20%
• Optimization Problem 19%
• Statistics 18%
• First-order 18%
• Demonstrate 16%

Engineering & Materials Science

• Steepest descent method 33%
• Feedforward neural networks 29%
• Statistics 20%
• Machine learning 19%