Results 11 to 20 of about 7,438 (209)

A Meshfree Representation for Cardiac Medical Image Computing

open access: yesIEEE Journal of Translational Engineering in Health and Medicine, 2018
The prominent advantage of meshfree method, is the way to build the representation of computational domain, based on the nodal points without any explicit meshing connectivity. Therefore, meshfree method can conveniently process the numerical computation
Heye Zhang   +7 more
doaj   +1 more source

Meshfree particle method [PDF]

open access: yesProceedings Ninth IEEE International Conference on Computer Vision, 2003
Many of the computer vision algorithms have been posed in various forms of differential equations, derived from minimization of specific energy functionals, and the finite element representation and computation have become the de facto numerical strategies for solving these problems. However, for cases where domain mappings between numerical iterations
null Huafeng Liu, null Pengcheng Shi
openaire   +1 more source

Unified wall boundary treatment for fluid-rigid body strong coupling in a particle method

open access: yesMechanical Engineering Journal, 2023
Computational fluid dynamics has been widely used in the design and analysis of various fluid systems. The proper treatment of boundary conditions is crucial for the accurate simulation of fluid flow.
Shugo MIYAMOTO, Seiichi KOSHIZUKA
doaj   +1 more source

Modeling of plate structures for Galerkin meshfree methods (2nd report: Geometrical non-linear analysis)

open access: yesNihon Kikai Gakkai ronbunshu, 2015
In 1st report, the authors presented Galerkin-based meshfree modeling for folded plate structures. A flat shell formulation was developed including drilling rotation components, and multiple point constraint technique was introduced to model the folded ...
Shota SADAMOTO   +2 more
doaj   +1 more source

Free vibration analysis of elastically connected composite laminated double-plate system with arbitrary boundary conditions by using meshfree method

open access: yesAIP Advances, 2021
In this paper, the meshfree method is adopted for the first time to study the free vibration of a composite laminated double-plate system (CLDPS). The first order shear deformation theory is used to analyze the free vibration of the CLDPS, and the ...
Kwanghun Kim   +5 more
doaj   +1 more source

An Improved 2D Meshfree Radial Point Interpolation Method for Stress Concentration Evaluation of Welded Component

open access: yesApplied Sciences, 2020
The study of characterizing the stress concentration effects at welds is one of the most important research directions for predicting the fatigue life of welded components.
Fuming Bao   +3 more
doaj   +1 more source

Meshfree numerical integration for some challenging multi-term fractional order PDEs

open access: yesAIMS Mathematics, 2022
Fractional partial differential equations (PDEs) have key role in many physical, chemical, biological and economic problems. Different numerical techniques have been adopted to deal the multi-term FPDEs.
Abdul Samad , Imran Siddique, Fahd Jarad
doaj   +1 more source

Meshfree Collocation Method for the Numerical Solution of ‎Higher Order KdV Equation [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2021
In this paper, an efficient meshfree collocation scheme based on meshfree radial basis function is implemented for the numerical solution of 7th-order Korteweg-de Vires (KdV) equations.
Abdul Samad, Jan Muhammad
doaj   +1 more source

FE-Meshfree QUAD4 Element with Modified Radial Point Interpolation Function for Structural Dynamic Analysis

open access: yesShock and Vibration, 2019
The partition-of-unity method based on FE-Meshfree QUAD4 element synthesizes the respective advantages of meshfree and finite element methods by exploiting composite shape functions to obtain high-order global approximations.
Hongjun Zhang   +3 more
doaj   +1 more source

An improved meshless method for finite deformation problem in compressible hyperelastic media

open access: yesVietnam Journal of Mechanics, 2021
Hyperelastic materials are considered as special category of elastic solid materials because of their nonlinear complicated constitutive laws. Due to large strain state, the behaviour of such materials is often considered in finite deformation analysis.
Nha Thanh Nguyen   +3 more
doaj   +1 more source

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