Results 101 to 110 of about 1,741 (182)

3D nurbs-enhanced finite element method

open access: yes, 2009
An improvement of the classical finite element method is proposed in [1], the NURBS-Enhanced Finite Element Method (NEFEM). It is able to exactly represent the geometry by means of the usual CAD description of the boundary with Non-Uniform Rational B ...
Fernández Méndez, Sonia   +2 more
core   +1 more source

The Multilevel Structures of NURBs and NURBlets on Intervals

open access: yes, 2009
This dissertation is concerned with the problem of constructing biorthogonal wavelets based on non-uniform rational cubic B-Splines on intervals. We call non-uniform rational B-Splines ``NURBs , and such biorthogonal wavelets ``NURBlets .
Zhu, Weiwei
core  

Non-Uniform Rational B-Splines and Rational Bezier Triangles for Isogeometric Analysis of Structural Applications [PDF]

open access: yes
Isogeometric Analysis (IGA) is a major advancement in computational analysis that bridges the gap between a computer-aided design (CAD) model, which is typically constructed using Non-Uniform Rational B-splines (NURBS), and a computational model that ...
Liu, Ning
core  

NURBS snakes

open access: yes, 2003
A new formulation of energy minimising splines, based on Non-Uniform Rational B-Spline (NURBS) curves, is presented. The existing snake models do not facilitate the local control of their shapes without increasing the number of control points.
Jagath C. Rajapakse   +1 more
core  

Immersing NURBS for CFD applications

open access: yes, 2013
International audienceWe present a new immersed method for solving conjugate heat transfer and fluid-solid interactions (FSI). It is based on the use of Non Uniform Rational B-Splines (NURBS) to compute the distance function ans thus representing the ...
Jannoun, Ghina   +3 more
core   +1 more source

Radiation of a source on a convex NURBS surface

open access: yes, 2015
In this paper we propose a technique for computing the ray caustic distance parameter on an arbitrary convex surface described by Non-Uniform Rational B-splines (NURBS) surface representation.
Balasubramanian M.   +2 more
core  

An Integrated Framework for Automated Image Segmentation and Personalized Wall Stress Estimation of Abdominal Aortic Aneurysms. [PDF]

open access: yesBioengineering (Basel)
Roby M   +6 more
europepmc   +1 more source

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