نتایج جستجو برای: meshless radial point interpolation method

تعداد نتایج: 2121652  

2008
K Nagamani Devi D. W. Pepper

A Meshless Radial Basis Function Method for Fluid Flow with Heat Transfer K Nagamani Devi1, D.W. Pepper2 Summary Over the past few years, efforts have been made to solve fluid flow and heat transfer problems using radial basis functions. This approach is meshless, easy to understand, and simple to implement. Preliminary results indicate accuracies on the order of finely meshed conventional tech...

Journal: :Applied Mathematics and Computation 2006
Alvise Sommariva Marco Vianello

By coupling the flexibility of Thin-Plate Splines interpolation with Green’s integral formula, we obtain a meshless cubature method from scattered samples of small/moderate size, on convex as well as nonconvex and even multiply connected polygonal domains. 2000 AMS subject classification: 65D05, 65D32.

Journal: :Computers & Mathematics with Applications 2007
Tobin A. Driscoll Alfa R. H. Heryudono

Abstract. We construct a new adaptive algorithm for radial basis functions (RBFs) method applied to interpolation, boundary-value, and initialboundary-value problems with localized features. Nodes can be added and removed based on residuals evaluated at a finer point set. We also adapt the shape parameters of RBFs based on the node spacings to prevent the growth of the conditioning of the inter...

ژورنال: پژوهش های ریاضی 2022

Optimization using radial basis functions as an interpolation tool in trust-region (ORBIT), is a derivative-free framework based on fully linear models to solve unconstrained local optimization, especially when the function evaluations are computationally expensive. This algorithm stores the interpolation points and function values to using at subsequent iterations. Despite the comparatively ad...

Journal: :Engineering Analysis With Boundary Elements 2022

Recent years saw a rise in the application of bonding techniques engineering industry. This fact is due to various advantages this technique when compared traditional joining methods, such as riveting or bolting. The growth methods demands faster and more powerful tools analyze behavior products. For that reason, adhesive joints have been subject intensive investigation over past few years. Rec...

Journal: :Adv. Comput. Math. 1998
Carsten Franke Robert Schaback

We study meshless collocation methods using radial basis functions to approximate regular solutions of systems of equations with linear diier-ential or integral operators. Our method can be interpreted as one of the emerging meshless methods, cf. 1]. Its range of application is not conned to elliptic problems. However, the application to the boundary value problem for an elliptic operator, conn...

Journal: :Journal of Microwaves, Optoelectronics and Electromagnetic Applications 2011

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