Results 31 to 40 of about 315,736 (266)

Robust Combinatorial Optimization with Locally Budgeted Uncertainty

open access: yesOpen Journal of Mathematical Optimization, 2021
Budgeted uncertainty sets have been established as a major influence on uncertainty modeling for robust optimization problems. A drawback of such sets is that the budget constraint only restricts the global amount of cost increase that can be distributed
Goerigk, Marc, Lendl, Stefan
doaj   +1 more source

Robust Optimization for Electricity Generation [PDF]

open access: yesINFORMS Journal on Computing, 2021
We consider a robust optimization problem in an electric power system under uncertain demand and availability of renewable energy resources. Solving the deterministic alternating current (AC) optimal power flow (ACOPF) problem has been considered challenging since the 1960s due to its nonconvexity. Linear approximation of the AC power flow system sees
Haoxiang Yang   +3 more
openaire   +3 more sources

Probabilistic Guarantees in Robust Optimization [PDF]

open access: yesSIAM Journal on Optimization, 2021
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Dimitris Bertsimas   +2 more
openaire   +4 more sources

Online adjustment of Furnace Exit Gas Temperature field using advanced infrared pyrometry: Case study of a 1500 MWth utility boiler

open access: yesCase Studies in Thermal Engineering, 2020
The Furnace Exit Gas Temperature (FEGT) is a key parameter of the combustion process in utility boilers that needs to be accurately monitored, especially in order to increase their load- and fuel-flexibility.
J. Blondeau   +4 more
doaj   +1 more source

Optimal Design of Electrically Fed Hybrid Mars Ascent Vehicle

open access: yesAerospace, 2021
The optimal design of the propulsion system for a potential Mars Ascent Vehicle is analyzed, in the context of the Mars Sample Return Mission. The Mars Ascent Vehicle has to perform an initial ascent phase from the surface and then circularize into a 170
Lorenzo Casalino   +2 more
doaj   +1 more source

Multi-objective topology design optimization combined with robust optimization

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2023
Topology optimization (TO), which is a design optimization technique that does not require design parameters, has been attracting attention. TO has a high degree of freedom and can obtain a novel design shape suitable for desired purposes.
Akito MARUO   +4 more
doaj   +1 more source

Hybrid Rocket Engine Design Optimization at Politecnico di Torino: A Review

open access: yesAerospace, 2021
Optimization of Hybrid Rocket Engines at Politecnico di Torino began in the 1990s. A comprehensive review of the related research activities carried out in the last three decades is here presented.
Lorenzo Casalino   +2 more
doaj   +1 more source

Robust Portfolio Optimization Using Pseudodistances. [PDF]

open access: yesPLoS ONE, 2015
The presence of outliers in financial asset returns is a frequently occurring phenomenon which may lead to unreliable mean-variance optimized portfolios.
Aida Toma, Samuela Leoni-Aubin
doaj   +1 more source

Shortfall-Based Wasserstein Distributionally Robust Optimization

open access: yesMathematics, 2023
In this paper, we study a distributionally robust optimization (DRO) problem with affine decision rules. In particular, we construct an ambiguity set based on a new family of Wasserstein metrics, shortfall–Wasserstein metrics, which apply normalized ...
Ruoxuan Li, Wenhua Lv, Tiantian Mao
doaj   +1 more source

ROC++: Robust Optimization in C++

open access: yesINFORMS Journal on Computing, 2022
Over the last two decades, robust optimization has emerged as a popular means to address decision-making problems affected by uncertainty. This includes single-stage and multi-stage problems involving real-valued and/or binary decisions and affected by exogenous (decision-independent) and/or endogenous (decision-dependent) uncertain parameters. Robust
Phebe Vayanos   +2 more
openaire   +3 more sources

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