3d anisotropic mesh adaptation
Direct multiphase mesh generation from 3D images using anisotropic mesh adaptation and a redistancing equation
... or 3D images, opening perspectives towards inner information, not seen ...the mesh format has been implemented and used in numerical simulations when coupled to finite element ...a mesh. Then, an ...
152
A novel monolithic Lagrangian approach for modelling crack propagation using anisotropic mesh adaptation
... the mesh is generated in several steps using the MTC mesher and remesher developed in [ 32 ...proposed mesh generation algorithm works well for 2D or 3D complex ...extremely anisotropic ...
14
Anisotropic Error Estimate for High-order Parametric Surface Mesh Generation
... of mesh- ing the 2D domain according to a curvature-based metric ...linear mesh and then to project the high-order nodes on the ...the mesh to improve its shape [12, 13, 14, 15, ...of 3D ...
16
An immersed boundary method using unstructured anisotropic mesh adaptation combined with level-sets and penalization techniques
... using mesh adaptation. Mesh adaptions are performed using two criteria, the distance to the level-set 0 and one component of the flow solution (ρ, u, v, ...initial mesh does not contain any ...
23
Anisotropic Norm-Oriented Mesh Adaptation for Compressible Inviscid Flows
... a mesh of size h are close to the predicted values of mesh h/2 for a substantial saving in computational cost, N instead of 8N in ...third mesh, and 190 iterations are needed to converge the ...
19
Time-accurate anisotropic mesh adaptation for three-dimensional moving mesh problems
... the mesh for large dis- placement 3D FSI simulations and what numerical schemes need to be associated to such a strategy ? Three main approaches to address the mesh movement problem can be found in ...
240
Metric generation for anisotropic mesh adaptation, with numerical applications to material forming simulation
... B.3. VOX ´ ELISATION 181 chaque objet qui intervient dans la sc` ene colore les voxels qui le concernent. Cette technique est employ´ ee par certains logiciels de g´ eom´ etrie 3D [Schroeder et al. 2002, Kaufman ...
231
Summarizing Large Scale 3D Mesh
... a 3D mesh to a compact set of spherical ...the 3D map is a 3D mesh with color and semantic ...this 3D mesh we define the navigable areas Γ as the 2D polygon whose edges ...
7
SHREC'12 Track: 3D mesh segmentation
... segment 3D models and thus pro- duces results very close to the ground-truth; moreover it integrates several different features (including curvature, shape diameter function, dihedral angles, ...
8
Towards semantic-based 3D mesh modeling
... Index Terms — Mesh modification, Finite Element analysis Semantics, semantic preservation. I. I NTRODUCTION In product maintenance, the optimizations of the structure are classically suggested and numerically ...
6
Topology driven 3D mesh hierarchical segmentation
... and L e 2 (v i ) are the lengths of the edges adjacent to v i on γ(v). This computation gives a robust and relevant estima- tion of the curvature along each curve γ(v). Then, curves that locally minimize ζ(γ(v)) are ...
7
Accurately simulating anisotropic thermal conduction on a moving mesh
... . (51) As in the previous subsection, all the results for the HBI are quoted for quantities within the anisotropic conduc- tion region. Fig. 14 shows the orientation of the magnetic fields as a function of time. ...
18
3D Blind Mesh Quality Assessment Index
... manipulating 3D meshes, the reference version (considered as free distorted) of the 3D mesh is not available which makes the objective quality assessment of the 3D content more ...for ...
7
Mesh r-adaptation for unilateral contact problems
... The paper is organized as follows : in the following section, we present a model linear plane strain elasticity problem with a Signorini’s contact condition. We define a standard finite element approximation of the ...
16
Mesh adaptation for k-exact CFD approximations
... initial mesh M h to the twice finer mesh M h/2 . The finer-mesh residual Ψ h/2 (W h ) can be assembled by defining the sub-elements of M h/2 only locally around any vertex of M h ...tailored ...
13
Variational Approach for thermo-mechanical mesh adaptation
... adapted mesh is compared to that computed with a uniform ...variational mesh adaptation technique costs less than taking a uniform mesh when precise solution is ...
7
Anisotropic Grid Adaptation for Multiple Aerodynamic Outputs
... Hessian–based anisotropic grid ...Hessian-based adaptation, generally yielding grids with an order of magnitude less nodes for a similar level of output ...
31
Parallel unstructured mesh adaptation using iterative remeshing and repartitioning
... advancing-front mesh parti- tioning algorithm is likely to produce disconnected partitions in given ...generic mesh partitions, this is often not an optimal situation to perform ...in mesh ...
28
Technical report : Greyc 3D colored mesh database
... Keywords: 3D colored meshes, database. 1. 3D SCANNER The Scanner NextEngine 3D Laser Desktop HD (figure 1) was used for the scan of the 17 3D ...
4
Mesh adaptation by Optimal Control of a continuous model
... Unité de recherche INRIA Sophia Antipolis 2004, route des Lucioles - BP 93 - 06902 Sophia Antipolis Cedex France Unité de recherche INRIA Futurs : Parc Club Orsay Université - ZAC des Vi[r] ...
37