Exploiting Higher Order Smoothness in Derivative-free Optimization and Continuous Bandits.
Arya AkhavanMassimiliano PontilAlexandre B. TsybakovPublished in: CoRR (2020)
Keyphrases
- derivative free
- higher order
- unconstrained optimization
- neural learning
- gradient method
- optimization methods
- fan beam
- natural images
- optimization algorithm
- global optimization
- constrained optimization
- nonlinear optimization
- trust region
- multi layered
- optimization problems
- neural network
- penalty function
- medical images
- cost function
- pairwise
- image segmentation