Private (Stochastic) Non-Convex Optimization Revisited: Second-Order Stationary Points and Excess Risks.
Daogao LiuArun GaneshSewoong OhAbhradeep Guha ThakurtaPublished in: NeurIPS (2023)
Keyphrases
- convex optimization
- stationary points
- convergence analysis
- nonlinear programming
- fixed point
- objective function
- total variation
- low rank
- mathematical programming
- higher order
- constrained optimization
- primal dual
- optimality conditions
- convex sets
- convex optimization problems
- variational inequalities
- linear programming
- image denoising
- natural images
- high resolution