Results 71 to 80 of about 5,958,127 (312)

Energy valley optimizer: a novel metaheuristic algorithm for global and engineering optimization

open access: yesScientific Reports, 2023
In this paper, Energy Valley Optimizer (EVO) is proposed as a novel metaheuristic algorithm inspired by advanced physics principles regarding stability and different modes of particle decay.
M. Azizi   +3 more
semanticscholar   +1 more source

Using deep learning generated CBCT contours for online dose assessment of prostate SABR treatments

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Prostate Stereotactic Ablative Body Radiotherapy (SABR) is an ultra‐hypofractionated treatment where small setup errors can lead to higher doses to organs at risk (OARs). Although bowel and bladder preparation protocols reduce inter‐fraction variability, inconsistent patient adherence still results in OAR variability.
Conor Sinclair Smith   +8 more
wiley   +1 more source

Optimal Selection of Conductors in Three-Phase Distribution Networks Using a Discrete Version of the Vortex Search Algorithm

open access: yesComputation, 2021
In this study, a new methodology is proposed to perform optimal selection of conductors in three-phase distribution networks through a discrete version of the metaheuristic method of vortex search.
John Fernando Martínez-Gil   +3 more
doaj   +1 more source

Robust Optimization

open access: yesInternational Conference on Operations Research and Enterprise Systems, 2021
Course aims What this course is This is a PhD course on robust optimization. The decision-making problem requires the parameters of underlying models. While applying data to estimate parameters, the uncertainty is unavoidable.
Jean-Philippe Vial
semanticscholar   +1 more source

Data‐driven forecasting of ship motions in waves using machine learning and dynamic mode decomposition

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Summary Data‐driven forecasting of ship motions in waves is investigated through feedforward and recurrent neural networks as well as dynamic mode decomposition. The goal is to predict future ship motion variables based on past data collected on the field, using equation‐free approaches.
Matteo Diez   +2 more
wiley   +1 more source

Distribuição de pressão em rede de irrigação localizada otimizada por algoritmos genéticos Pressure distribution in a low-pressure optimized irrigation network using genetic algorithms

open access: yesEngenharia Agrícola, 2011
Modelos matemáticos computacionais de otimização de redes de irrigação, sob vazão em marcha, capazes de fornecer dados hidráulicos, são importantes para a verificação do comportamento do sistema quanto à distribuição da carga hidráulica (energia) e da ...
Francisco F. N. Marcuzzo, Edson Wendland
doaj   +1 more source

Mathematical Modeling and Nonlinear Optimization in Determining the Minimum Risk of Legalization of Income from Criminal Activities in the Context of EU Member Countries

open access: yesMathematics, 2022
Legalization of the proceeds of crime represents a worldwide problem with serious economic and social consequences. Information technologies in conjunction with advanced computer techniques are important tools in the fight against money laundering (ML ...
Alena Vagaská   +2 more
doaj   +1 more source

Mathematical optimization of high dose-rate brachytherapy—derivation of a linear penalty model from a dose-volume model

open access: yesPhysics in Medicine and Biology, 2018
High dose-rate brachytherapy is a method for cancer treatment where the radiation source is placed within the body, inside or close to a tumour. For dose planning, mathematical optimization techniques are being used in practice and the most common ...
B. Morén   +4 more
semanticscholar   +1 more source

A Q‐Learning Algorithm to Solve the Two‐Player Zero‐Sum Game Problem for Nonlinear Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 39, Issue 3, Page 566-581, March 2025.
A Q‐learning algorithm to solve the two‐player zero‐sum game problem for nonlinear systems. ABSTRACT This paper deals with the two‐player zero‐sum game problem, which is a bounded L2$$ {L}_2 $$‐gain robust control problem. Finding an analytical solution to the complex Hamilton‐Jacobi‐Issacs (HJI) equation is a challenging task.
Afreen Islam   +2 more
wiley   +1 more source

Application of the Crow Search Algorithm to the Problem of the Parametric Estimation in Transformers Considering Voltage and Current Measures

open access: yesComputers, 2022
The problem of the electrical characterization of single-phase transformers is addressed in this research through the application of the crow search algorithm (CSA).
David Gilberto Gracia-Velásquez   +2 more
doaj   +1 more source

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