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Lori A. Freitag-Diachin

 Center for Applied Scientific Computing
Lawrence Livermore National Laboratory
Box 808, L-365
Livermore, CA 94551
Web Page: http://www.llnl.gov/CASC/people/diachin/
E-mail: diachin2@llnl.gov

MESHING
RESEARCH
CORNER

Brewer, Michael, Lori Freitag Diachin, Patrick Knupp, Thomas Leurent and Darryl Melander

    "The Mesquite Mesh Quality Improvement Toolkit", Proceedings, 12th International Meshing Roundtable, Sandia National Laboratories, pp.239-250, Sept. 2003
    keywords:
    • quality
      		•
    • smoothing
    • Mesquite
      		•
    • toolkit
    Abstract
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Freitag, Lori A.
    "On Combining Laplacian and Optimization-Based Mesh Smoothing Techniques", AMD-Vol. 220 Trends in Unstructured Mesh Generation, ASME, pp.37-43, July 1997
    keywords:
    • laplacian
      		•
    • optimization
    • smoothing
      		•
    Abstract

Freitag, Lori A. and Carl Ollivier-Gooch
    "Tetrahedral Mesh Improvement Using Swapping and Smoothing", International Journal for Numerical Methods in Engineering, Wiley, Vol 40, pp.3979-4002, 1997
    keywords:
    • clean-up
      		•
    • smoothing
    • tetrahedra
      		•
    Abstract

Freitag, Lori A. and Carl Ollivier-Gooch
    "A Comparison of Tetrahedral Mesh Improvement Techniques", 5th International Meshing Roundtable, Sandia National Laboratories, pp.87-106, October 1996
    keywords:
    • metric
      		•
    • optimization
    • quality
      		•
    • smoothing
    • swapping
      		•
    • topology
    Abstract
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Freitag, Lori A. and Carl Ollivier-Gooch
    "The Effect Of Mesh Quality On Solution Efficiiency", Proceedings, 6th International Meshing Roundtable, Sandia National Laboratories, pp.249, October 1997
    keywords:
    • quality
      		•
    • smoothing
    Abstract
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Freitag, Lori A. and Patrick M. Knupp
    "Tetrahedral Element Shape Optimization via the Jacobian Determinant and Condition Number", Proceedings, 8th International Meshing Roundtable, South Lake Tahoe, CA, U.S.A., pp.247-258, October 1999
    keywords:
    • improvement
      		•
    • optimization-based smoothing
    • quality
      		•
    • untangling
    • smoothing
      		•
    Abstract
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Freitag, Lori A. and Paul E. Plassmann
    "Local Optimization-Based Untangling Algorithms for Quadrilateral Meshes", Proceedings, 10th International Meshing Roundtable, Sandia National Laboratories, pp.397-406, October 7-10 2001
    keywords:
    • quadrilateral
      		•
    • untangling
    • improvement
      		•
    • quality
    • smoothing
      		•
    Abstract
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Freitag, Lori A. and Paul Plassmann
    "Local optimization-based simplicial mesh untangling and improvement", International Journal for Numerical Methods in Engineering, John Wiley, Vol 49, Num 1, pp.109-125, September 10-20 2000
    keywords:
    • untangling
      		•
    • mesh improvement
    • quality
      		•
    • smoothing
    • optimization-based smoothing
      		•
    Abstract

Freitag, Lori A.; Knupp, Patrick M.
    "Tetrahedral mesh improvement via optimization of the element condition number", International Journal for Numerical Methods in Engineering, John Wiley & Sons, Ltd., Vol 53, Num 6, pp.1377 - 1391, February 2002
    keywords:
    • element condition number
      		•
    • mesh improvement
    • mesh quality
      		•
    • mesh smoothing
    • optimization-based smoothing
      		•
    Abstract

Freitag, Lori and Paul Plassmann
    "Local Optimization-based Simplicial Mesh Untangling and Improvement", 2nd Symposium on Trends in Unstructured Mesh Generation, University of Colorado, Boulder, August 1999
    keywords:
    • smoothing
      		•
    • optimization-based smoothing
    • topological improvement
      		•
    • untangling
    • clean-up
      		•
    Abstract

Freitag, Lori, Mark Jones, and Paul Plassmann
    "An Efficient Parallel Algorithm for Mesh Smoothing", Proceedings, 4th International Meshing Roundtable, Sandia National Laboratories, pp.47-58, October 1995
    keywords:
    • optimization
      		•
    • parallel processing
    • smoothing
      		•
    Abstract
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Freitag-Diachin, Lori, Patrick Knupp, Todd Munson and Suzanne Shontz
    "A Comparison of Inexact Newton and Coordinate Descent Mesh Optimization Techniques", Proceedings, 13th International Meshing Roundtable, Williamsburg, VA, Sandia National Laboratories, SAND #2004-3765C, pp.243-254, September 19-22 2004
    keywords:
    • quality
      		•
    • improvement
    • optimization
      		•
    • smoothing
    Abstract
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