Results 1 to 10 of about 211,070 (266)

Intracardiac Inverse Potential Mapping Using the Method of Fundamental Solutions [PDF]

open access: yesFrontiers in Physiology, 2022
Introduction: Atrial fibrillation (AF) is the most prevalent cardiac dysrhythmia and percutaneous catheter ablation is widely used to treat it. Panoramic mapping with multi-electrode catheters can identify ablation targets in persistent AF, but is ...
Shu Meng   +16 more
doaj   +6 more sources

A Genetic Algorithm for Pointwise Source Reconstruction by the Method of Fundamental Solutions

open access: yesTrends in Computational and Applied Mathematics, 2022
Inverse source reconstruction problems offer great potential for applications of interest to engineering, such as the identification of polluting sources, and to medicine, such as electroencephalography, to cite at least two relevant examples.
J. R. Faria
doaj   +1 more source

A Localized Method of Fundamental Solution for Numerical Simulation of Nonlinear Heat Conduction

open access: yesMathematics, 2022
In this study, an efficient localized method of fundamental solution (LMFS) is applied to nonlinear heat conduction with mixed boundary conditions. Since the thermal conductivity is temperature-dependent, the Kirchhoff transformation is used to transform
Feng Wang, Yan-Cheng Liu, Hui Zheng
doaj   +1 more source

A Pseudo-Spectral Fourier Collocation Method for Inhomogeneous Elliptical Inclusions with Partial Differential Equations

open access: yesMathematics, 2022
Inhomogeneous elliptical inclusions with partial differential equations have aroused appreciable concern in many disciplines. In this paper, a pseudo-spectral collocation method, based on Fourier basis functions, is proposed for the numerical solutions ...
Xiao Wang   +3 more
doaj   +1 more source

A Generating - Absorbing Boundary Condition Applied to Wave - Current Interactions Using the Method of Fundamental Solutions

open access: yesCivil and Environmental Engineering, 2021
The purpose of this work is to study the feasibility and efficiency of Generating Absorbing Boundary Conditions (GABCs), applied to wave-current interactions using the Method of Fundamental Solutions (MFS) as radial basis function, the problem is solved ...
Loukili Mohammed   +2 more
doaj   +1 more source

Localized Method of Fundamental Solutions for Two-Dimensional Inhomogeneous Inverse Cauchy Problems

open access: yesMathematics, 2022
Due to the fundamental solutions are employed as basis functions, the localized method of fundamental solution can obtain more accurate numerical results than other localized methods in the homogeneous problems.
Junli Zhang   +3 more
doaj   +1 more source

A method of fundamental solutions without fictitious boundary [PDF]

open access: yesEngineering Analysis with Boundary Elements, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Chen, Wen, Wang, F. Z.
openaire   +1 more source

Analysis of bimaterial interface cracks using the localized method of fundamental solutions

open access: yesResults in Applied Mathematics, 2022
This short communication makes the first attempt to apply the localized method of fundamental solutions (LMFS), a newly-developed meshless collocation method, for fracture mechanics analysis of bimaterial interface crack problems.
Xiao Wang, Yan Gu, Mikhail V. Golub
doaj   +1 more source

Meshless method using fundamental solution applied to computational simulation of groundwater flow of real aquifers: study case (Guariroba’s APA and Juazeiro do Norte)

open access: yesRBRH, 2020
We investigated the influence of fictitious boundary distance, a parameter of MFS, to determine piezometric levels of two unconfined sedimentary aquifers assuming Dupuit-Forchheimer and steady-state flow hypothesis.
Guilherme Costa Rodrigues Neto   +4 more
doaj   +1 more source

PLASTICITY PROPERTIES OF ADVANCED HIGH-STRENGTH STEEL WELD CONSTRUCTION OF TRANSPORT MEANS – SIMULATION BY THE MESH-FREE METHOD [PDF]

open access: yesTransport Problems, 2022
Advanced high-strength steel (AHSS) is being used increasingly often in the structure of means of transport. Welds made of these steels can crack in the heat-affected zone (HAZ) and have inferior mechanical properties compared to the base material. The
Bożena SZCZUCKA-LASOTA   +4 more
doaj   +1 more source

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