Online optimization with gradual look-ahead
Sign Up to like & getrecommendations! Published in 2019 at "Operational Research"
DOI: 10.1007/s12351-019-00506-z
Abstract: We extend the setting of online optimization with look-ahead to online optimization with gradual look-ahead. While look-ahead as considered so far refers to a deterministic outlook on future data, gradual look-ahead only allows for an… read more here.
Keywords: gradual look; look; online optimization; look ahead ... See more keywords
Robust simplex algorithm for online optimization
Sign Up to like & getrecommendations! Published in 2018 at "Physical review accelerators and beams"
DOI: 10.1103/physrevaccelbeams.21.104601
Abstract: A new optimization algorithm is introduced for online optimization applications. The algorithm was modified from the popular Nelder-Mead simplex method to make it noise aware and noise resistant. Simulation with an analytic function is used… read more here.
Keywords: algorithm; simplex algorithm; robust simplex; optimization ... See more keywords
Online Optimization as a Feedback Controller: Stability and Tracking
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Control of Network Systems"
DOI: 10.1109/tcns.2019.2906916
Abstract: This paper develops and analyzes feedback-based online optimization methods to regulate the output of a linear time invariant (LTI) dynamical system to the optimal solution of a time-varying convex optimization problem. The design of the… read more here.
Keywords: optimization; time; dynamical system; online optimization ... See more keywords
Privacy Masking Stochastic Subgradient-Push Algorithm for Distributed Online Optimization
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Cybernetics"
DOI: 10.1109/tcyb.2020.2973221
Abstract: This article investigates the problem of distributed online optimization for a group of units communicating on time-varying unbalanced directed networks. The main target of the set of units is to cooperatively minimize the sum of… read more here.
Keywords: optimization; distributed online; online optimization; stochastic subgradient ... See more keywords
Online Optimization Control With Predictive Gradient Descent for MEMS Micro-Mirrors
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3097598
Abstract: In this article, an online optimization control scheme is proposed for the angle control of MEMS scanning micromirror actuated via electromagnetic method. In order to avoid complicated process of building precise model of the MEMS… read more here.
Keywords: online optimization; predictive gradient; optimization; optimization control ... See more keywords
Online Optimization Method for Nonlinear Model-Predictive Control in Angular Tracking for MEMS Micromirror
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13111867
Abstract: In this brief, a precise angular tracking control strategy using nonlinear predictive optimization control (POC) approach is address. In order to deal with the model uncertainty and noise interference, a online Hammerstein-model-based POC is designed… read more here.
Keywords: online optimization; optimization method; control; model ... See more keywords