Results 21 to 30 of about 39,883 (162)

A Revised Simplex Search Procedure for Stochastic Simulation Response Surface Optimization [PDF]

open access: yesINFORMS Journal on Computing, 2000
We develop a variant of the Nelder-Mead (NM) simplex search procedure for stochastic simulation optimization that is designed to avoid many of the weaknesses encumbering similar direct-search methods—in particular, excessive sensitivity to starting values, premature termination at a local optimum, lack of robustness against noisy responses, and ...
David G. Humphrey, James R. Wilson
openaire   +1 more source

Virtual reality simulation for the optimization of endovascular procedures: current perspectives

open access: yesVascular Health and Risk Management, 2015
Endovascular technologies are rapidly evolving, often requiring coordination and cooperation between clinicians and technicians from diverse specialties. These multidisciplinary interactions lead to challenges that are reflected in the high rate of errors occurring during endovascular procedures. Endovascular virtual reality (VR) simulation has evolved
Rudarakanchana, Nung   +3 more
openaire   +6 more sources

Implementation and Verification of Fresnel Zone Plate Patterns Designed by Optimization of Surface Phase [PDF]

open access: yes한국정밀공학회지
In this study, we present a numerical simulation approach for designing Fresnel zone plate (FZP) patterns. By optimizing surface phase parameters using desired merit functions in ray-tracing software, the obtained surface phase was converted into an FZP ...
Huy Vu, Joohyung Lee
doaj   +1 more source

Modeling of transportation logistics processes for the urban environment [PDF]

open access: yesE3S Web of Conferences, 2019
The article deals with the approach to modeling the road transport movement in large cities (with a population of over 100 thousand people) for the delivery of goods from a large warehouse to stores belonging to a trading network company, with the task ...
Romanov Petr, Romanova Irina
doaj   +1 more source

Optimization of mobile robot movement on a plane with finite number of repeller sources

open access: yesИнформатика и автоматизация, 2020
The paper considers the problem of planning a mobile robot movement in a conflict environment, which is characterized by the presence of areas that impede the robot to complete the tasks.
Mikhail Yurievich Medvedev   +2 more
doaj   +3 more sources

A Simulation Enabled Procedure for Eco-efficiency Optimization in Production Systems [PDF]

open access: yes, 2013
Environmental sustainability in manufacturing has been experiencing increasing attention in practice and academia over the last decades. Manufacturing companies strive to improve their eco-efficiency, which is commonly understood as delivering high value products at lower cost and environmental impact.
Alexander Sproedt   +2 more
openaire   +1 more source

A Co-simulation Procedure for Optimal Reactive Power Control in Active Distribution Networks

open access: yes2023 IEEE International Conference on Environment and Electrical Engineering and 2023 IEEE Industrial and Commercial Power Systems Europe (EEEIC / I&CPS Europe), 2023
Distribution grids are subject to a drastic evolution in their operating conditions due to the high integration of renewable energy resources (RES) and their ability to regulate voltage. To cope with this issue, modern solar photovoltaic (PV) systems are equipped with smart inverters enabled with communication capabilities that allow the coordinated ...
G. Tricarico   +6 more
openaire   +4 more sources

Improvement of the Optimal Design Procedure Using Randomized Algorithm and Process Simulators [PDF]

open access: yesMATEC Web of Conferences, 2021
Though a global optimization procedure using a randomized algorithm and a commercial process simulator is relatively easy to implement for complex design problems (i.e., intensified design processes), a dominant problem is their heavy computation load.
Cabrera-Ruiz Julian   +2 more
openaire   +2 more sources

Model for distribution of warehouses in the commercial network in optimising transportation of goods [PDF]

open access: yesTransport, 2008
A model for distribution of warehouses in the commercial network in optimising transportation of goods has been established. The target function in the model includes: fixed prices for construction of big and small warehouses; variable prices for ...
A. Baublys
doaj  

A Water-Energy Nexus Approach for the Co-Optimization of Electric and Water Systems

open access: yesIEEE Access, 2023
The staggering increase in water production, driven by population and economic growth, has consequently led to a massive increase in energy demand, particularly in countries that rely on desalination.
Zahra Alnahhal   +4 more
doaj   +1 more source

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