Results 21 to 30 of about 5,478,967 (327)

Optimization of the Injectors Position for an Electric Arc Furnace by using CFD Simulation [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2022
In this study, complex processes in a typical Electric Arc Furnace (EAF) such as combustion, radiation, heat, and mass transfer were solved and the optimum injector location was found using computational fluid dynamics (CFD).
G. Coskun   +3 more
doaj   +1 more source

Optimal Coverage and Connectivity in Industrial Wireless Mesh Networks Based on Harris’ Hawk Optimization Algorithm

open access: yesIEEE Access, 2022
The placement of wireless mesh routers is a significant matter in enhancing the performance of a wireless mesh network. Therefore, it is essential that the mesh routers are optimally placed to guarantee strong connectivity and coverage for ensuring the ...
Hakim Q. A. Abdulrab   +6 more
doaj   +1 more source

A Delaunay Edges and Simulated Annealing-Based Integrated Approach for Mesh Router Placement Optimization in Wireless Mesh Networks

open access: yesSensors, 2023
Wireless Mesh Networks (WMNs) can build a communications infrastructure using only routers (called mesh routers), making it possible to form networks over a wide area at low cost.
Tetsuya Oda
doaj   +1 more source

Optimal mesh signal transforms [PDF]

open access: yesGeometric Modeling and Processing, 2004. Proceedings, 2004
We describe a simple autoregressive model for 3D mesh geometry based on linear prediction. Assuming a Gaussian error term, we show that the resulting probabilistic distribution is a multivariate Gaussian, which may be singular. Furthermore, if the prediction operator is symmetric positive semi-definite, then its eigenvectors coincide with that of the ...
null Hao Zhang, H.C. Blok
openaire   +1 more source

Hull shape design optimization with parameter space and model reductions, and self-learning mesh morphing [PDF]

open access: yesJournal of Marine Science and Engineering, 2021
In the field of parametric partial differential equations, shape optimization represents a challenging problem due to the required computational resources.
N. Demo, M. Tezzele, A. Mola, G. Rozza
semanticscholar   +1 more source

Error-Bounded and Feature Preserving Surface Remeshing with Minimal Angle Improvement [PDF]

open access: yes, 2016
The typical goal of surface remeshing consists in finding a mesh that is (1) geometrically faithful to the original geometry, (2) as coarse as possible to obtain a low-complexity representation and (3) free of bad elements that would hamper the desired ...
Alliez, Pierre   +4 more
core   +4 more sources

Investigation of fitness function weight-coefficients for optimization in WMN-PSO simulation system [PDF]

open access: yes, 2016
(c) 2016 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other users, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works for resale or ...
Barolli, Leonard   +5 more
core   +1 more source

On Optimal Bilinear Quadrilateral Meshes [PDF]

open access: yesEngineering with Computers, 1999
Two different two-dimensional quadrilateral meshes are compared. Both of them are asymptotically optimal quadrilateral meshes for bilinear approximation. In the paper interesting error properties of two types of meshes are presented. Both types of mesh are generated by a coordinate transformation of a regular mesh of squares.
openaire   +2 more sources

As-equilateral-as-possible surface remeshing

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2015
Surface remeshing aims to produce a high-quality mesh from a given input mesh. In this paper, we present a practical approach to isotropic surface remeshing of triangular meshes in an as-equilateral-as-possible (AEAP) manner.
Jiang DU, Yao JIN, Ruofeng TONG
doaj   +1 more source

Optimal Topology Configuration Design of Contoured-Beam Mesh Reflectors

open access: yesInternational Journal of Antennas and Propagation, 2022
It is significant for the practical application of space-borne mesh-shaped reflectors to reduce the structural complexity under the condition of the far-field electromagnetic (EM) performance being satisfied.
Guigeng Yang   +4 more
doaj   +1 more source

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