Results 11 to 20 of about 765 (256)

Frameworks and Results in Distributionally Robust Optimization

open access: yesOpen Journal of Mathematical Optimization, 2022
The concepts of risk aversion, chance-constrained optimization, and robust optimization have developed significantly over the last decade. The statistical learning community has also witnessed a rapid theoretical and applied growth by relying on these ...
Rahimian, Hamed, Mehrotra, Sanjay
doaj   +5 more sources

Consensus Distributionally Robust Optimization With Phi-Divergence

open access: yesIEEE Access, 2021
We study an efficient algorithm to solve the distributionally robust optimization (DRO) problem, which has recently attracted attention as a new paradigm for decision making in uncertain situations.
Shunichi Ohmori
doaj   +1 more source

Kernel Distributionally Robust Optimization

open access: yesCoRR, 2020
We propose kernel distributionally robust optimization (Kernel DRO) using insights from the robust optimization theory and functional analysis. Our method uses reproducing kernel Hilbert spaces (RKHS) to construct a wide range of convex ambiguity sets, which can be generalized to sets based on integral probability metrics and finite-order moment bounds.
Zhu, Jia-Jie   +3 more
openaire   +3 more sources

Multi-Energy Microgrid Data-Driven Distributionally Robust Optimization Dispatch Considering Uncertainty Correlation [PDF]

open access: yesDianli jianshe
[Objective] Multi-energy microgrids(MEMGs)can integrate multiple energy carriers to improve energy efficiency,thereby contributing to the achievement of "dual carbon" goals. [Methods] This study proposes a data-driven distributionally robust optimization
LI Jiawei, SUN Qinghe, WANG Qiong, YE Yujian, HU Heng, ZHANG Xi
doaj   +1 more source

A New Data-Driven Distributionally Robust Portfolio Optimization Method Based on Wasserstein Ambiguity Set

open access: yesIEEE Access, 2021
Since optimal portfolio strategy depends heavily on the distribution of uncertain returns, this article proposes a new method for the portfolio optimization problem with respect to distribution uncertainty.
Ningning Du, Yankui Liu, Ying Liu
doaj   +1 more source

Distributionally Robust Bayesian Optimization

open access: yesCoRR, 2020
Accepted at AISTATS ...
Kirschner, Johannes   +3 more
openaire   +4 more sources

On distributionally robust multiperiod stochastic optimization [PDF]

open access: yesComputational Management Science, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Analui, B., Pflug, G.C.
openaire   +4 more sources

Distributionally Robust Optimization with Probabilistic Group

open access: yesProceedings of the AAAI Conference on Artificial Intelligence, 2023
Modern machine learning models may be susceptible to learning spurious correlations that hold on average but not for the atypical group of samples. To address the problem, previous approaches minimize the empirical worst-group risk. Despite the promise, they often assume that each sample belongs to one and only one group, which does not allow ...
Soumya Suvra Ghosal, Yixuan Li 0001
openaire   +2 more sources

Distributed data-driven distributionally robust Volt/Var control for distribution network via an accelerated alternating optimization procedure

open access: yesEnergy Reports, 2023
This paper proposes a distributed data-driven distributionally robust volt/var control (DDDR-VVC) approach which schedules on-load-tap changer (OLTC), capacitor banks (CBs) and Photovoltaic (PV) inverters coordinately.
Peishuai Li   +4 more
doaj   +1 more source

Distributionally Robust Portfolio Optimization

open access: yes2019 IEEE 58th Conference on Decision and Control (CDC), 2019
In this paper we consider the problem of portfolio optimization involving uncertainty in the probability distribution of the assets returns. Starting with an estimate of the mean and covariance matrix of the returns of the assets, we define a class of admissible distributions for the returns and show that optimizing the worst-case risk of loss can be ...
I. E. Bardakci, Constantino M. Lagoa
openaire   +3 more sources

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