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Geometry Management and De-featuring

Methods for cleaning up or managing the geometry before meshing. This is generally done in order to make the subsequent meshing process more robust.

MESHING
RESEARCH
CORNER

Baker, Timothy J.

    "Identification and Preservation of Surface Features", Proceedings, 13th International Meshing Roundtable, Williamsburg, VA, Sandia National Laboratories, SAND #2004-3765C, pp.299-310, September 19-22 2004
    keywords:
    • surface triangulation
    • feature extraction
    • surface projection
    Abstract
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Beall, Mark W., Joe Walsh and Mark S. Shephard
    "Accessing CAD geometry for mesh generation", Proceedings, 12th International Meshing Roundtable, Sandia National Laboratories, pp.33-42, Sept. 2003
    keywords:
    • CAD
    • geometric tolerances
    • geometry management
    • topology
    • unified topology model
    Abstract
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Berkhahn, Volker, Kai Kaapke, Sebastian Rath and Erik Pasche
    "A Hybrid Meshing Scheme Based on Terrain Feature Identification", Proceedings, 14th International Meshing Roundtable, Springer-Verlag, pp.129-146, September 11-14 2005
    keywords:
    • terrain feature analysis
    • breakline identification
    • hybrid
    • b-spline surfaces
    • irregular triangle meshes
    • hydrodynamic simulations
    Abstract
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Bournival, Sylvain, Jean-Christophe CuilliËre, and Vincent FranÁois
    "A Mesh-Geometry Based Approach for Mixed-Dimensional Analysis", Proceedings, 17th International Meshing Roundtable, Springer-Verlag, pp.299-314, October 12-15 2008
    keywords:
    • mixed-dimensional analysis
    • model reduction
    • mesh
    • shell elements
    • beam elements.
    Abstract
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Branch, John, Flavio Prieto and Pierre Boulanger
    "A Hole-Filling Algorithm for Triangular Meshes Using Local Radial Basis Function", Proceedings, 15th International Meshing Roundtable, Springer-Verlag, pp.411-432, September 17-20 2006
    keywords:
    • hole filling
    • triangles
    • faceted surfaces
    • facet repair
    • dirty geometry
    Abstract
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Butlin, Geoffrey and Clive Stops
    "CAD Data Repair", 5th International Meshing Roundtable, Sandia National Laboratories, pp.7-12, October 1996
    keywords:
    • CAD
    • data repair
    • defeaturing
    • healing
    Abstract
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Cheney, Doug
    "CAD Model Quality Holds the Key for Analysis", Proceedings, 7th International Meshing Roundtable, Sandia National Lab, pp.539-546, October 1998
    keywords:
    • CAD
    • geometry management
    Abstract


Cuilliere, Jean-Christophe, Vincent Francois, Jean-Marc Drouet
    "Automatic 3D Mesh Generation of Multiple Domains for Topology Optimization Methods", 21st International Meshing Roundtable, Springer-Verlag, pp.243-259, October 7-10 2012
    keywords:
    • Mesh generation
    • multiple domains
    • B-Rep
    • CAD/FEA integration
    • topology optimization
    Abstract
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Donaghy, R.J., W. McCune, S.J. Bridgett, C.G. Armstrong, D.J. Robinson and R.M. McKeag
    "Dimensional Reduction of Analysis Models", 5th International Meshing Roundtable, Sandia National Laboratories, pp.307-320, October 1996
    keywords:
    • defeaturing
    • dimensional reduction
    • medial axis
    Abstract
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Ernst, Manfred, Frank Firsching and Roberto Grosso
    "ENTKERNER: A System for Removal of Globally Invisible Triangles from Large Meshes", Proceedings, 13th International Meshing Roundtable, Williamsburg, VA, Sandia National Laboratories, SAND #2004-3765C, pp.449-458, September 19-22 2004
    keywords:
    • mesh simplifcation
    • visibility testing
    • industrial application
    • complex meshes
    • CAD
    • visualization
    • tesselated surfaces
    Abstract
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Foucault G., J-C. CuilliËre, V. FranÁois, J-C. LÈon, R. Maranzana
    "An Extension of the Advancing Front Method to Composite Geometry", Proceedings, 16th International Meshing Roundtable, Springer-Verlag, pp.287-314, October 14-17 2007
    keywords:
    • Adaptivity
    • advancing front
    • mesh generation
    • composite geometry
    • virtual topology
    • defeaturing
    Abstract
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Gargallo-Peiro, Abel, Eloi Ruiz-Girones, Xevi Roca,c, Jose Sarrate
    "On curving high-order hexahedral meshes", 24th International Meshing Roundtable, Elsevier Ltd., pp.Research Note, October 12-14 2015
    keywords:
    • unstructured high-order methods
    • hexahedral mesh generation
    • CAD
    • mesh optimization
    • mesh quality
    • curved meshing
    Abstract
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Gargallo-Peiro, Abel, Xevi Roca, Jaime Peraire, Josep Sarrate
    "Defining Quality Measures for Mesh Optimization on Parameterized CAD Surfaces", 21st International Meshing Roundtable, Springer-Verlag, pp.85-102, October 7-10 2012
    keywords:
    • quality measures
    • mesh optimization
    • parameterized CAD surfaces
    Abstract
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George, Paul Louis and Houman Borouchaki
    "Back to edge flips in 3 dimensions", Proceedings, 12th International Meshing Roundtable, Sandia National Laboratories, pp.393-402, Sept. 2003
    keywords:
    • tetahedra
    • edge flips
    • edge removal
    • edge reduction
    • anisotroopy
    • optimization
    • delaunization
    • optimization
    • boundary integrity
    • topology improvement
    • improvement
    Abstract
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Gumhold, Stefan, Xinlong Wang and Rob Macleod
    "Feature Extraction From Point Clouds", Proceedings, 10th International Meshing Roundtable, Sandia National Laboratories, pp.293-305, October 7-10 2001
    keywords:
    • feature detection
    • scattered data
    • crease recovery
    • border detection
    • edge linking
    • point cloud
    Abstract
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Haimes, Robert and Curran Crawford
    "Unified geometry access for analysis and design", Proceedings, 12th International Meshing Roundtable, Sandia National Laboratories, pp.21-31, Sept. 2003
    keywords:
    • CAD
    • CAD interfaces
    • parametric build
    • feature tree
    • mater-model
    • design
    • optimization
    • analysis
    • geometry management
    Abstract
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Haimes, Robert and Michael J. Aftosmis
    "Watertight Anisotropic Surface Meshing Using Quadrilateral Patches", Proceedings, 13th International Meshing Roundtable, Williamsburg, VA, Sandia National Laboratories, SAND #2004-3765C, pp.311-322, September 19-22 2004
    keywords:
    • surface triangulation
    • anisotropy
    • quadrilateral
    • CAD geometry
    • mapping templates
    Abstract
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Halpern, Marc
    "Industrial Requirements and Practices in Finite Element Meshing: A Survey of Trends", Proceedings, 6th International Meshing Roundtable, Sandia National Laboratories, pp.399-411, October 1997
    keywords:
    • CAD integration
    • industrial requirements
    Abstract
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Hariya, Masayuki, Ichiro Nishigaki, Ichiro Kataoka, Yoshimitsu Hiro
    "Automatic Hexahedral Mesh Generation with Feature Line Extraction", Proceedings, 15th International Meshing Roundtable, Springer-Verlag, pp.453-468, September 17-20 2006
    keywords:
    • feature line extraction
    • hexahedra
    • sub-mapping
    • shape recognition
    Abstract
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Henshaw, William D.
    "An Algorithm for Projecting Points onto a Patched CAD Model", Proceedings, 10th International Meshing Roundtable, Sandia National Laboratories, pp.353-362, October 7-10 2001
    keywords:
    • CAD models
    • overlapping grids
    • hyperbolic
    • surface meshing
    • patch independence
    • geometry management
    • surface projection
    Abstract
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Hu, Jiangtao, Y. K. Lee, Ted Blacker and Jin Zhu
    "Overlay Grid Based Geometry Cleanup", Proceedings, 11th International Meshing Roundtable, Springer-Verlag, pp.313-324, September 15-18 2002
    keywords:
    • geometry cleanup
    • dirty geometry
    • faceted models
    • overlay mesh
    Abstract
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Jiao, Xiangmin
    "Volume and Feature Preservation in Surface Mesh Optimization", Proceedings, 15th International Meshing Roundtable, Springer-Verlag, pp.359-374, September 17-20 2006
    keywords:
    • optimization
    • smoothing
    • surface meshes
    • volume conservation
    • feature detection
    Abstract
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Jiao, Xiangmin, Andrew Colombi, Xinlai Ni, and John C. Hart
    "Anisotropic Mesh Adaptation for Evolving Triangulated Surfaces", Proceedings, 15th International Meshing Roundtable, Springer-Verlag, pp.173-190, September 17-20 2006
    keywords:
    • mesh adaptation
    • anisotropic meshes
    • dynamic surfaces
    • feature preservation
    Abstract
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Jin Qian and Yongjie Zhang
    "Sharp Feature Preservation in Octree-BasedHexahedral Mesh Generation for CADAssembly Models", Proceedings, 19th International Meshing Roundtable, Springer-Verlag, pp.243-262, October 3-6 2010
    keywords:
    • Hexahedral Mesh
    • Sharp Feature
    • Pillowing
    • Quality Improvement
    • CAD Assembly
    • Manifold and Non-Manifold Domain.
    Abstract
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Jonathan R. Bronson, Joshua A. Levine, and Ross T. Whitaker
    "Particle Systems for Adaptive, IsotropicMeshing of CAD Models", Proceedings, 19th International Meshing Roundtable, Springer-Verlag, pp.279-296, October 3-6 2010
    keywords:
    • Adaptive meshing
    • particle systems
    • tetrahedral meshing
    • CAD.
    Abstract
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Jones, M.R., M.A. Price and G. Butlin
    "Geometry Management Support for Auto-Meshing", Proceedings, 4th International Meshing Roundtable, Sandia National Laboratories, pp.153-164, October 1995
    keywords:
    • CAD
    • dirty geometry
    • geometry management
    Abstract
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Kallinderis, Yannis, Vasileios Sassanis
    "Determination of Flow Regions for Hybrid Grid Adaptation", 23rd International Meshing Roundtable, Elsevier Ltd., pp.Research Note, October 12-15 2014
    keywords:
    • flow feature detection
    • grid adaptation
    • hybrid grid
    Abstract
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Ledoux, Franck, Nicolas Le Goff, Steve J. Owen , Matthew L. Staten and Jean-Christophe Weill
    "A Constraint-Based System to Ensure the Preservation of Sharp Geometric Features in Hexahedral Meshes", 21st International Meshing Roundtable, Springer-Verlag, pp.315-332, October 7-10 2012
    keywords:
    • hexahedral mesh modification
    • topology of CAD models
    • fundamental sheets
    • sheet insertion
    • constraint-based system
    Abstract
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Lee, Y. K., Chin K. Lim, Hamid Ghazialam, Harsh Vardhan and Erling Eklund
    "Surface Mesh Generation for Dirty Geometries by Shrink Wrapping using Cartesian Grid Approach", Proceedings, 15th International Meshing Roundtable, Springer-Verlag, pp.393-410, September 17-20 2006
    keywords:
    • shrink-wrap
    • cartesian grid
    • dirty geometry
    Abstract
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Liu, Lei, Yongjie Zhang, Thomas J.R. Hughes, Michael A. Scott, and Thomas W. Sederberg
    "Volumetric T-spline Construction Using Boolean Operations", 22nd International Meshing Roundtable, Springer-Verlag, pp.405-424, October 13-16 2013
    keywords:
    • volumetric T-spline
    • Boolean operations
    • polycubes
    • parametric mapping
    • sharp feature
    • isogeometric analysis
    Abstract
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Loseille, Adrien and Rainald Lohner
    "Robust Boundary Layer Mesh Generation", 21st International Meshing Roundtable, Springer-Verlag, pp.493-511, October 7-10 2012
    keywords:
    • Boundary layer mesh generation
    • mesh adaptation
    • incremental methods
    • surface projection
    • CAD
    Abstract
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Lu, Yong, Rajit Gadh and Timothy J. Tautges
    "Volume Decomposition and Feature Recognition For Hexahedral Mesh Generation", Proceedings, 8th International Meshing Roundtable, South Lake Tahoe, CA, U.S.A., pp.269-280, October 1999
    keywords:
    • hexahedra
    • feature recognition
    • volume decomposition
    • solid modeling
    Abstract
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Marcal, Pedro V.
    "Constructive Solid Geometry, The CAD-FEM Connection", 5th International Meshing Roundtable, Sandia National Laboratories, pp.157-168, October 1996
    keywords:
    • CAD
    Abstract
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Merazzi, Silvio, Edgar A. Gerteisen and Andrey Mezentsev
    "A Generic CAD-Mesh Interface", Proceedings, 9th International Meshing Roundtable, Sandia National Laboratories, pp.361-370, October 2000
    keywords:
    • surface meshing
    • CAD fidelity
    • CAD-mesh interface
    • geometry service functions
    • associativity
    • engineering data management
    • geometry management
    Abstract
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Mezentsev, Andrey A.
    "Methods and Algorithms of Automated CAD Repair For Incremental Surface Meshing", Proceedings, 8th International Meshing Roundtable, South Lake Tahoe, CA, U.S.A., pp.299-309, October 1999
    keywords:
    • CAD repair
    • boundary representation
    • topological errors
    • geometric errors
    • dirty geometry
    Abstract
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Mobley, Anton V., Michael P. Carroll, and Scott A. Canann
    "An Object Oriented Approach to Geometry Defeaturing for Finite Element Meshing", 7th International Meshing Roundtable, Sandia National Labs, pp.547-563, October 1998
    keywords:
    • defeaturing
    • geometry management
    • dirty geometry
    • feature supression
    Abstract
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Monaghan, Dermot J., Ian W. Doherty, David Mc Court and Cecil G. Armstrong
    "Coupling 1D Beams to 3D Bodies", Proceedings, 7th International Meshing Roundtable, Sandia National Lab, pp.285-293, October 1998
    keywords:
    • dimensional reduction
    • idealisation
    • multi-dimensioanl coupling
    • 3D - 1D
    Abstract
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Panthaki, Malcolm J., Raikanta Sahu, Walter H. Gerstle
    "An Object-Oriented Virtual Geometry Interface", Proceedings, 6th International Meshing Roundtable, Sandia National Laboratories, pp.67-82, October 1997
    keywords:
    • B-rep
    • CAD
    • defeaturing
    • geometry clean-up
    Abstract
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Petersson, N. Anders and Kyle K. Chand
    "Detecting Translation Errors in CAD Surfaces and Preparing Geometries for Mesh Generation", Proceedings, 10th International Meshing Roundtable, Sandia National Laboratories, pp.363-371, October 7-10 2001
    keywords:
    • CAD models
    • CAD repair
    • Trimmed NURBS
    • IGES files
    • geometry management
    • dirty geometry
    Abstract
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Price, Mark, Clive Stops and Geoffrey Butlin
    "A Medial Object Toolkit for Meshing and Other Applications", Proceedings, 4th International Meshing Roundtable, Sandia National Laboratories, pp.219-229, October 1995
    keywords:
    • Application Programmers Interface (API)
    • dimension reduction
    • feature suppression
    • hexahedron
    • medial axis
    • shelling
    Abstract
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Quadros, William Roshan and Steven J. Owen
    "Defeaturing CAD Models Using aGeometry-Based Size Field and Facet-BasedReduction Operators", Proceedings, 18th International Meshing Roundtable, Springer-Verlag, pp.301-318, October 25-28 2009
    keywords:
    • defeaturing
    • feature suppression
    • CAD simplification
    • facet reduction.
    Abstract
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Rushdi, Ahmad A., Scott A. Mitchell, Chandrajit L. Bajaj, Mohamed S. Ebeida
    "Robust All-Quad Meshing of Domains with Connected Regions", 24th International Meshing Roundtable, Elsevier Ltd., October 12-14 2015
    keywords:
    • All-Quadrilateral Meshing
    • Guaranteed Quality
    • Sharp Features
    Abstract
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Sheffer, Alla, Ted Blacker Jan Clements Michel Bercovier
    "Virtual Topology Operators for Meshing", Proceedings, 6th International Meshing Roundtable, Sandia National Laboratories, pp.49-66, October 1997
    keywords:
    • B-rep
    • CAD
    • defeaturing
    • geometry clean-up
    Abstract
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Shephard, M.S., M.W. Beau and R.M. O'Bara
    "Revisiting the Elimination of the Adverse Effects of Small Model Features in Automatically Generated Meshes", Proceedings, 7th International Meshing Roundtable, Sandia National Lab, pp.119-132, October 1998
    keywords:
    • tetrahedra
    • small features
    • feature supression
    • geometry management
    Abstract
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Steinbrenner, John P., Nicholas J. Wyman and John R. Chawner
    "Fast Surface Meshing on Imperfect CAD Models", Proceedings, 9th International Meshing Roundtable, Sandia National Laboratories, pp.33-41, October 2000
    keywords:
    • CAD repair
    • structured grid generation
    • automation
    • interactive
    • edge curves
    • surface meshing
    • splitting
    • merging
    • dirty geometry
    Abstract
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Suresh, Krishnan
    "Generalization of the Kantorovich Method of Dimensional Reduction", Proceedings, 12th International Meshing Roundtable, Sandia National Laboratories, pp.261-270, Sept. 2003
    keywords:
    • medial axis transform
    • geometric simplification
    • dimensional reduction
    • plate theory
    • CAD
    • CAE
    Abstract
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Tautges, Timothy J.
    "The Common Geometry Module (CGM): A Generic, Extensible Geometry Interface", Proceedings, 9th International Meshing Roundtable, Sandia National Laboratories, pp.337-348, October 2000
    keywords:
    • geometry
    • solid modeling
    • componentization
    • data structure
    • geometry management
    • CGM
    • CAD
    • CAD-mesh interface
    Abstract
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Tautges, Timothy J.
    "Automatic Detail Reduction for Mesh Generation Applications", Proceedings, 10th International Meshing Roundtable, Sandia National Laboratories, pp.407-418, October 7-10 2001
    keywords:
    • CAD models
    • computational geometry
    • detail reduction
    • geometry management
    • defeaturing
    • simplification
    Abstract
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Tierney, Christopher, Declan Nolan, Trevor Robinson, and Cecil Armstrong
    "Using Mesh-Geometry Relationships to Transfer Analysis Models between CAE Tools", 22nd International Meshing Roundtable, Springer-Verlag, pp.367-384, October 13-16 2013
    keywords:
    • mesh-geometry ownership
    • CAD / CAE integration
    Abstract
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Wattrick, Harley, and Don Dewhirst
    "Automotive Industry Needs for Versatile Meshing Tools", Proceedings, 6th International Meshing Roundtable, Sandia National Laboratories, pp.413-422, October 1997
    keywords:
    • CAD integration
    • industrial requirements
    Abstract
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Wilson, Tim
    "Finite Element Design and Analysis Approaches for Advanced Military Aircraft", Proceedings, 6th International Meshing Roundtable, Sandia National Laboratories, pp.423, October 1997
    keywords:
    • CAD integration
    • industrial requirements
    Abstract
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Xue, Dong, Leszek Demkowicz and Chandrijit Bajaj
    "Reconstruction of G1 Surfaces with Biquartic Patches for HP FE Simulations", Proceedings, 13th International Meshing Roundtable, Williamsburg, VA, Sandia National Laboratories, SAND #2004-3765C, pp.323-332, September 19-22 2004
    keywords:
    • G1 continuous
    • compatibility conditions
    • feature extraction
    • curve network
    • cross boundary derivatives
    • surface reconstruction
    Abstract
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Yamakawa, Soji and Kenji Shimada
    "Polygon Crawling: Feature-Edge Extraction from a General Polygonal Surface for Mesh Generation", Proceedings, 14th International Meshing Roundtable, Springer-Verlag, pp.257-276, September 11-14 2005
    keywords:
    • feature extraction
    • faceted geometry
    • polygon crawling
    Abstract
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Zhang, Yongjie, Chandrajit Bajaj, and Guoliang Xu
    "Surface Smoothing and Quality Improvement of Quadrilateral/Hexahedral Meshes with Geometric Flow", Proceedings, 14th International Meshing Roundtable, Springer-Verlag, pp.449-468, September 11-14 2005
    keywords:
    • quadrilateral
    • hexahedra
    • surface smoothing
    • feature preservation
    • quality improvement
    • geometric flow
    Abstract
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Zhang, Yongjie, Xinghua Liang, and Guoliang Xu
    "A Robust 2-Refinement Algorithm in Octree and Rhombic Dodecahedral Tree Based All-Hexahedral Mesh Generation", 21st International Meshing Roundtable, Springer-Verlag, pp.155-172, October 7-10 2012
    keywords:
    • 2-refinement
    • all-hexahedral mesh
    • octree
    • rhombic dodecahedron
    • sharp feature
    Abstract
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