The mesh and refinement
Parallel generalized Delaunay mesh refinement
... Delaunay refinement algorithm for the case when the triangle area bound A is not fixed, but rather changes according to a user-supplied function A (x, y) : Cl —> ...the mesh in multiple regions ...
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Relativistic MHD with Adaptive Mesh Refinement
... (a) (b) Figure 14. This figure shows strong scaling results for single grid and mesh refinement. The spherical blast wave initial data were run for a fixed problem size as the number of processors is ...
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MiniAMR - A miniapp for Adaptive Mesh Refinement
... Figure 6: Snapshot of the adaptive mesh generated for Test Case 3 state). Both experiments use Morton ordering of blocks. The base case performs load balancing once every 6 time steps (matches with the rate of ...
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Tetrahedral Mesh Generation by Delaunay Refinement
... Delaunay refinement, even if there is no the- oretical ...for mesh smoothing and optimization methods that remove slivers and otherwise improve the quality of an existing mesh ...
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MESH refinement is an important computation step in
... In this respect, our work is most related in perspective to [12]. They present a set of optimization patterns that can address performance issues on GPU at low and high level computation for both regular and irregular ...
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Adaptive mesh refinement in topology optimization
... the mesh. In our h-refinement AMR strategy, a marking strategy identifies the elements with largest and smallest errors for refinement and ...different refinement level, ...The ...
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Tetrahedral Mesh Refinement in Distributed Environments
... The refinement process works over its local elements sequentially and synchronizes changes to update the overall mesh ...the refinement problem. Representation of the mesh is also cru- cial; ...
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Delaunay refinement algorithms for triangular mesh generation
... Delaunay refinement algorithm [10] employs a bound of B = ...Delaunay refinement algorithm [9] splits any triangle whose circumradius is greater than the length of the shortest edge in the entire ...
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Parallel local mesh refinement for Code Saturne
... the refinement we are using templates which refine only tetrahedra with faces with one or all error ...final mesh is created by adding all the unrefined elements and all the children of the transition ...
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Visualization Tools for Adaptive Mesh Refinement Data
... Adaptive Mesh Refinement (AMR) is a highly effective method for simulations that span a large range of spatiotemporal scales, such as astrophysical simulations that must accomodate ranges from inter- ...
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Visualization of Scalar Adaptive Mesh Refinement Data
... Adaptive Mesh Refinement (AMR) is a highly effective computa- tion method for simulations that span a large range of spatiotemporal scales, such as astrophysical simulations, which must accommodate ranges ...
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Adaptive mesh refinement method for CFD applications
... Adaptive Mesh Refinement strategy for the reduction of computational ...unstructured mesh; the pressure-velocity coupling is solved using a classical fractional- step projection ...
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Sequential feature‐based mesh movement and adjoint error‐based mesh refinement
... A separate discussion should be made concerning the two refinement patches that appear in the upstream region. These relate to the functional error consisting of both flow and adjoint solutions along with relative ...
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Error estimation and adaptive mesh refinement for aerodynamic flows
... successive mesh refinement as the approximate solution is enhanced, ...the mesh size perpendicular to this face is too coarse to sufficiently resolve the ...a refinement improving the ...
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Evolving a puncture black hole with fixed mesh refinement
... of mesh refinement regions, we are able to resolve the puncture convergently while simultaneously pushing the outer boundary of our domain to 128M and keeping the computational problem size ...
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Optimal imaging with adaptive mesh refinement in electrical tomography
... adaptive mesh refinement to the 2D problem so that the local scale of the mesh is always matched to the scale of the image ...the mesh discretization. The avoidance of unnecessary mesh ...
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Adaptive mesh refinement techniques for electrical impedance tomography
... Typically, refinement is required at interfaces between regions with differing ...adaptive mesh refinement (AMR) in modelling heart current sources (Johnson and MacLeod 1994)—a topic related to ...
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EIT-MESHER Segmented FEM Mesh generation and refinement
... than 0.5 for every element, with an average 0.95 as standard. The combination of the above techniques makes EIT-MESHER it the best available tool for EIT- specific forward problems [3]. Comparable software for FEM ...
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Chemodynamical Adaptive Mesh Refinement Simulations of Disk Galaxies
... Talbot & Arnett 1971; Pagel & Patchett 1975; Tinsley 1980; Matteucci & Francois 1989; Carigi 1994; Gibson 1997; Chiappini et al. 1997; Ram´ırez et al. 2007) is a powerful tool when applied to sub-grid ...
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Probing for Surface Mesh Generation through Delaunay Refinement
... The mesh is intitialized and refined while there exists isolated ...less refinement steps are done, but can initialize twice the same components since several isolated points can lie on the same ...
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