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Direct Meshless Local Petrov–Galerkin (DMLPG) method: A generalized MLS approximation [PDF]

open access: yesApplied Numerical Mathematics, 2013
The Meshless Local Petrov{Galerkin (MLPG) method is one of the popular meshless methods that has been used very successfully to solve several types of boundary value problems since the late nineties. In this paper, using a generalized moving least squares (GMLS) approximation, a new direct MLPG technique, called DMLPG, is presented.
Mirzaei, Davoud, Schaback, Robert
openaire   +5 more sources

The 1-D Hermite Shepard and MLS method [PDF]

open access: yesMathematics and Computational Sciences, 2021
In many applications, one encounters the problem of approximating 1-D curve and 2-D surfaces from data given on a set of scattered points. Meshless methods strategy is based on some facts: (1) deleting mesh generation and re-meshing, (2) raising smooth ...
M Ghorbani, M Garshasbi
doaj   +1 more source

RELIABILITY OF DTMS OBTAINED WITH MOBILE FAST SURVEYS TECHNIQUES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
The contribution addresses the issue of the integrated survey aimed at three-dimensional modeling for the documentation of different types of terrain through the analysis of two case studies located in the province of Pavia - Italy.
S. La Placa, E. Doria
doaj   +1 more source

A sharp interface direct-forcing immersed boundary method using the moving least square approximation

open access: yesJournal of Fluid Science and Technology, 2021
Based on the Moving Least Square (MLS) approximation, we propose a sharp interface direct-forcing immersed boundary method for incompressible fluid flows with fixed and moving boundaries.
Mehdi BADRI GHOMIZAD   +2 more
doaj   +1 more source

Bending response of FGPM plates under voltage load [PDF]

open access: yesMATEC Web of Conferences, 2020
In this paper, we investigate the transient response of thin FGPM plates under voltage load within classical theory of the plates. The material properties of plate (such us elastic, piezoelectric, dielectric coefficients and mass density) are ...
Sátor Ladislav   +2 more
doaj   +1 more source

3D Boundary Element Model for Ultrasonic Wave Propagation Fractional Order Boundary Value Problems of Functionally Graded Anisotropic Fiber-Reinforced Plates

open access: yesFractal and Fractional, 2022
This paper proposes a three–dimensional (3D) local boundary element model based on meshless moving least squares (MLS) method for ultrasonic wave propagation fractional order boundary value problems of functionally graded anisotropic (FGA) fiber ...
Mohamed Abdelsabour Fahmy
doaj   +1 more source

The Improved Element-Free Galerkin Method for 3D Steady Convection-Diffusion-Reaction Problems with Variable Coefficients

open access: yesMathematics, 2023
In order to obtain the numerical results of 3D convection-diffusion-reaction problems with variable coefficients efficiently, we select the improved element-free Galerkin (IEFG) method instead of the traditional element-free Galerkin (EFG) method by ...
Heng Cheng, Zebin Xing, Yan Liu
doaj   +1 more source

A Novel Reconstruction Method for Measurement Data Based on MTLS Algorithm

open access: yesSensors, 2020
Reconstruction methods for discrete data, such as the Moving Least Squares (MLS) and Moving Total Least Squares (MTLS), have made a great many achievements with the progress of modern industrial technology.
Tianqi Gu   +3 more
doaj   +1 more source

Frequency Analysis of Functionally Graded Carbon Nanotube-reinforced Cylindrical Panels by Mesh-free Galerkin Method [PDF]

open access: yesMechanics of Advanced Composite Structures, 2021
In this work, the three-dimensional mesh-free (3D-Mfree) method is used for free vibration analysis of functionally graded (FG) cylindrical panels reinforced by carbon nanotubes.
Jaber Alihemmati   +3 more
doaj   +1 more source

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