Point cloud generation for meshfree methods: An overview

P Suchde, T Jacquemin, O Davydov - Archives of Computational Methods …, 2023 - Springer
Meshfree methods are becoming an increasingly popular alternative to mesh-based
methods of numerical simulation. The biggest stated advantage of meshfree methods is the …

Guidelines for RBF-FD discretization: Numerical experiments on the interplay of a multitude of parameter choices

S Le Borne, W Leinen - Journal of scientific computing, 2023 - Springer
There exist several discretization techniques for the numerical solution of partial differential
equations. In addition to classical finite difference, finite element and finite volume …

[HTML][HTML] Parallel domain discretization algorithm for RBF-FD and other meshless numerical methods for solving PDEs

M Depolli, J Slak, G Kosec - Computers & Structures, 2022 - Elsevier
In this paper, we present a novel parallel dimension-independent node positioning
algorithm that is capable of generating nodes with variable density, suitable for meshless …

Rang: A residual-based adaptive node generation method for physics-informed neural networks

W Peng, W Zhou, X Zhang, W Yao, Z Liu - arxiv preprint arxiv:2205.01051, 2022 - arxiv.org
Learning solutions of partial differential equations (PDEs) with Physics-Informed Neural
Networks (PINNs) is an attractive alternative approach to traditional solvers due to its …

Strong form mesh-free hp-adaptive solution of linear elasticity problem

M Jančič, G Kosec - Engineering with Computers, 2024 - Springer
We present an algorithm for hp-adaptive collocation-based mesh-free numerical analysis of
partial differential equations. Our solution procedure follows a well-established iterative …

A fully meshless approach to the numerical simulation of heat conduction problems over arbitrary 3D geometries

D Miotti, R Zamolo, E Nobile - Energies, 2021 - mdpi.com
One of the goals of new CAE (Computer Aided Engineering) software is to reduce both time
and costs of the design process without compromising accuracy. This result can be …

[HTML][HTML] Meshless interface tracking for the simulation of dendrite envelope growth

M Jančič, M Založnik, G Kosec - Journal of Computational Physics, 2024 - Elsevier
The growth of dendritic grains during solidification is often modelled using the Grain
Envelope Model (GEM), in which the envelope of the dendrite is an interface tracked by the …

Simulation of heat conduction in complex domains of multi-material composites using a meshless method

N Bartwal, S Shahane, S Roy, SP Vanka - Applied Mathematics and …, 2023 - Elsevier
Several engineering applications involve complex materials with significant and
discontinuous variations in thermophysical properties. These include materials for thermal …

Discretization of non-uniform rational B-spline (NURBS) models for meshless isogeometric analysis

U Duh, V Shankar, G Kosec - Journal of scientific computing, 2024 - Springer
We present an algorithm for fast generation of quasi-uniform and variable-spacing nodes on
domains whose boundaries are represented as computer-aided design (CAD) models, more …

Iterative solvers for RBF-FD discretized flow problems

W Leinen - 2024 - tore.tuhh.de
This thesis deals with the numerical solution of partial differential equations via the radial
basis function-finite difference (RBF-FD) method and the iterative solution of the arising …