Keyphrases
Optimization Problem
100%
Nonconvex
100%
Regularized Optimization
100%
Iterative Thresholding Algorithm
100%
Shrinkage Algorithm
100%
Convex Problem
50%
Nonconvex Penalty
50%
Sparse Learning
50%
Computational Cost
25%
Large Classes
25%
Line Search
25%
Convergence Analysis
25%
Learning Settings
25%
Nonconvex Optimization
25%
Nonconvex Problem
25%
Nonconvex Optimization Problems
25%
Large-scale Problems
25%
Outer Iteration
25%
Sparsity-inducing Penalty
25%
Proximal Operator
25%
Multi-stage Convex Relaxation
25%
DC Programming
25%
Large-scale Dataset
25%
Barzilai-Borwein's Rule
25%
Engineering
Optimisation Problem
100%
Convex Problem
100%
Closed Form Solution
33%
Step Size α
33%
Line Search
33%
Convex Optimization Problem
33%
Multistage
33%
Scale Problem
33%
Theoretical Investigation
33%
Sparsity
33%
Computational Cost
33%
Outer Iteration
33%
Computer Science
Optimization Problem
100%
Sparse Learning
66%
Sparsity
33%
Large Scale Data
33%
Convex Optimization
33%
Mathematical Convergence
33%
Convex Relaxation
33%
Biggest Challenge
33%
Large-Scale Problem
33%
Scale Data Set
33%
Computational Cost
33%
Mathematics
Thresholding
100%
Convex Problem
50%
Convergence Analysis
25%
Computational Cost
25%
Superiority
25%
Step Size
25%
Nonconvex Problem
25%
Closed Form Solution
25%
Scale Problem
25%