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Methodology for automatic recovering of 3D partitions from unstitched faces of non-manifold CAD models
2013
Engineering with Computers
This paper sets up a methodology to automatically recover 3D partitions from exported non-manifold CAD models to increase the yield of the data exchange. ...
Partitions are mainly used for preparing mesh models required for advanced FEA: mapped meshing, material separation, definition of specific boundary conditions, etc. ...
Acknowledgments This work has been carried out under a research contract between the Research and Development Direction of the EDF Group and the Arts et Métiers ParisTech Aix-en-Provence. ...
doi:10.1007/s00366-013-0325-y
fatcat:5g5pnhbim5em7dmu4pw5bbi5p4
Automatic Decomposition and Efficient Semi-structured Meshing of Complex Solids
[chapter]
2011
Proceedings of the 20th International Meshing Roundtable
A series of algorithms automatically partition the thick region into a non-manifold assembly of long, slender and complex subregions. ...
In this paper, a novel approach to automatically sub-divide a complex geometry and apply an efficient mesh is presented. ...
The result of the automatic partitioning process is shown in figure 11 . ...
doi:10.1007/978-3-642-24734-7_11
dblp:conf/imr/MakemAR11
fatcat:o64ch574sbc6hk6pz3ngz7twly
Automatic decomposition and efficient semi-structured meshing of complex solids
2012
Engineering with Computers
A series of algorithms automatically partition the thick region into a non-manifold assembly of long, slender and complex subregions. ...
In this paper, a novel approach to automatically sub-divide a complex geometry and apply an efficient mesh is presented. ...
The result of the automatic partitioning process is shown in figure 11 . ...
doi:10.1007/s00366-012-0302-x
fatcat:uwcdorpidnezzd2yf66cuuk2bm
Impact of 3D IC on NoC Topologies: A Wire Delay Consideration
2013
2013 Euromicro Conference on Digital System Design
and classical 2D-Mesh and 3D-Mesh NoC. ...
compared with traditional 2D/3D Mesh topologies and Stacked 3D Mesh topology. ...
However, this partitioning method requires higher number of inter-tier connections than pure 3D Mesh NoC. ...
doi:10.1109/dsd.2013.135
dblp:conf/dsd/JabbarHH13
fatcat:tdyicb5ggneole7c6aeeinjanm
3D models mapping optimization through an integrated parameterization approach: cases studies from Ravenna
2014
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Image-based modelling tools based on SfM algorithms gained great popularity since several software houses provided applications able to achieve 3D textured models easily and automatically. ...
This aspect is essential for the achievement of a high-quality 3D representation, since "apparent colour" is a fundamental aspect in the field of Cultural Heritage documentation. ...
Figure 9 . 9 A) product of automatic parameterization. B) automatic parameterization of Low-Poly mesh from retopology after semantic partition. ...
doi:10.5194/isprsarchives-xl-5-173-2014
fatcat:refnfjqmozdqda5zub3sdf3kmi
A hierarchical framework for large 3D mesh streaming on mobile systems
2014
Multimedia tools and applications
A user can experience rapid 3D searches with 3D previews of simplified meshes. Multi touch inputs can control zooming and the level of detail in meshes automatically. ...
Large 3D meshes are transformed into a set of partitioned and simplified meshes in the server. ...
Marc Levoy at Stanford University for his out-of-core meshes; Prof. Seungyong Lee at Postech and Junho Kim at Kookmin University for their simplified meshes; Dr. ...
doi:10.1007/s11042-014-2383-6
fatcat:aijnstd7xbfvlggzdvgkwg2hle
3D Objects Face Clustering using Unsupervised Mean Shift
[article]
2007
Smart Tools and Applications in Graphics
The aim is the completely unsupervised extraction of planes in a polygonal a mesh, obtained from a 3D reconstruction process. ...
A critical parameter, the kernel bandwidth size, is here automatically detected by following a well-accepted partition stability criterion. ...
In this paper, we propose a noise-resilient, fully automatic method for face clustering, able to effectively partition meshes affected by noise. ...
doi:10.2312/localchapterevents/italchap/italianchapconf2007/039-043
dblp:conf/egItaly/FarenzenaCCF07
fatcat:mzwlul3r4fg3nmt6pnzld572hy
Part Analogies in Sets of Objects
[article]
2008
Eurographics Workshop on 3D Object Retrieval, EG 3DOR
We partition 3D objects based on the shape-diameter function (SDF), and use it to find corresponding parts in other objects. ...
By partitioning an object to meaningful parts and finding analogous parts in other objects, sub-parts and partial match queries can be utilized. ...
The dominating representation of digital 3D objects is a 2D surface mesh embedded in 3D, defining its boundary. ...
doi:10.2312/3dor/3dor08/033-040
fatcat:6mkvvpb5yrh5xhjhnzzbmhd4ou
Automatic Domain Decomposition in Finite Element Method – A Comparative Study
2021
Periodica polytechnica. Civil engineering
In this paper, an automatic data clustering approach is presented using some concepts of the graph theory. ...
Six Finite Element meshes are decomposed containing two- and three- dimensional types that comprise simple and complex meshes. ...
Farhat [9] proposed a simple automatic domain decomposer of FEM meshes, and after a while, Farhat and Lesoinne [10] presented an automatic partitioning of unstructured type of meshes in FEM. ...
doi:10.3311/ppci.18519
fatcat:7gwob64r6zayvba2fyb4fcqmiu
Supervised, Geometry-Aware Segmentation of 3D Mesh Models
2012
2012 IEEE International Conference on Multimedia and Expo Workshops
Segmentation of 3D model models has applications, e.g., in mesh editing and 3D model retrieval. Unsupervised, automatic segmentation of 3D models can be useful. ...
The method casts user-guided mesh segmentation as a semi-supervised learning problem that propagates segmentation labels given to a subset of faces to the unlabeled faces of a 3D model. ...
ACKNOWLEDGEMENTS This research has been funded in part by the Ministry of Education, Culture, Sports, Sciences, and Technology of Japan (No. 18300068). ...
doi:10.1109/icmew.2012.16
dblp:conf/icmcs/BambaO12
fatcat:n4oyq5ogeng6npk62xcih4hyta
Fractality of refined triangular grids and space-filling curves
2004
Engineering with Computers
In addition, space-filling curves (SFC) are used to assign a binary code for any 2D triangular refined mesh. SFC are also shown as useful for the problem of automatic domain decomposition. ...
These meshes feature a remarkable amplifying invariance under changes of scale. ...
Space-filling curves have also been applied to the problem of automatic domain decomposition [25-27] both in 2D and 3D. ...
doi:10.1007/s00366-004-0301-7
fatcat:cwtdqabwhngfbmgsd5yhadfufq
Detection and Longitudinal Tracking of Pigmented Skin Lesions in 3D Total-Body Skin Textured Meshes
[article]
2021
arXiv
pre-print
Firstly, we augmented the 3D meshes of human subjects from the public FAUST dataset with a variety of poses, textures, and images of lesions. ...
These detected skin lesions are mapped back to the 3D surface of the subject and, for subjects imaged multiple times, the anatomical correspondences among pairs of meshes and the geodesic distances among ...
ACKNOWLEDGMENTS The funding for this work was provided by the Natural Sciences and Engineering Research Council of Canada (NSERC RGPIN-06752). ...
arXiv:2105.00374v1
fatcat:n47rpekq4rginjd3mjosbvxu5a
Automatic generation of surface meshes for right ventricle with 1-to-1 correspondence from cine-MR images
2015
2015 Computing in Cardiology Conference (CinC)
The inputs are a set of 3D RV surface meshes at different phases of the cardiac cycle, each reconstructed independently from border-delineated MR images. ...
We develop an automatic method to generate a set of 4D 1-to-1 corresponding surface meshes of the right ventricle (RV) which are motion registered over the whole cardiac cycle. ...
Feature extraction from right ventricular models Feature extraction of the RV is done via automatic mesh partitioning to generate landmarks for RBF morphing. ...
doi:10.1109/cic.2015.7411020
dblp:conf/cinc/SuTTZT15
fatcat:hoxix7gur5hk3o6ipshhsdibwa
High-quality surface remeshing using harmonic maps-Part II: Surfaces with high genus and of large aspect ratio
2011
International Journal for Numerical Methods in Engineering
We first develop a multiscale version of the harmonic parametrization of [1] and then combine it with a multilevel partitioning algorithm to come up with an automatic remeshing algorithm that overcomes ...
The overall procedure is implemented in the open-source mesh generator Gmsh [2]. ...
The authors would also like to thank the people from FluidDA n.v. for providing the airway models and their feedback in the analysis of the results. ...
doi:10.1002/nme.3099
fatcat:rvrtuzo63ncvxddq6ouhwy6owq
NEOGEN: Near optimal generator of navigation meshes for 3D multi-layered environments
2013
Computers & graphics
In this paper we introduce a novel automatic method for generating near optimal navigation meshes from a 3D multi-layered virtual environment. ...
Finally, a convex decomposition of each layer is calculated and layers are linked in order to create a Navigation Mesh of the scene. ...
39 method to generate a CPG for a given 3D scene (with slopes, To the best of our knowledge this is the first fully automatic 57 architecture that can provide an accurate navigation mesh, with 58 an ...
doi:10.1016/j.cag.2013.03.004
fatcat:bz7txk44hng6xoyyrvi45tpymu
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