Computation of geometric partial differential equations and mean curvature flow

K Deckelnick, G Dziuk, CM Elliott - Acta numerica, 2005 - cambridge.org
This review concerns the computation of curvature-dependent interface motion governed by
geometric partial differential equations. The canonical problem of mean curvature flow is that …

Parametric finite element approximations of curvature-driven interface evolutions

JW Barrett, H Garcke, R Nürnberg - Handbook of numerical analysis, 2020 - Elsevier
Parametric finite elements lead to very efficient numerical methods for surface evolution
equations. We introduce several computational techniques for curvature driven evolution …

[图书][B] Geometric curve evolution and image processing

F Cao - 2003 - books.google.com
In image processing," motions by curvature" provide an efficient way to smooth curves
representing the boundaries of objects. In such a motion, each point of the curve moves, at …

A parametric finite element method for fourth order geometric evolution equations

JW Barrett, H Garcke, R Nürnberg - Journal of Computational Physics, 2007 - Elsevier
We present a finite element approximation of motion by minus the Laplacian of curvature
and related flows. The proposed scheme covers both the closed curve case, and the case of …

On the parametric finite element approximation of evolving hypersurfaces in R3

JW Barrett, H Garcke, R Nürnberg - Journal of Computational Physics, 2008 - Elsevier
We present a variational formulation of motion by minus the Laplacian of curvature and
mean curvature flow, as well as related second and fourth order flows of a closed …

On approximations of the curve shortening flow and of the mean curvature flow based on the DeTurck trick

C M. Elliott, H Fritz - IMA Journal of Numerical Analysis, 2017 - academic.oup.com
In this article we discuss novel numerical schemes for the computation of the curve
shortening and mean curvature flows that are based on special reparametrizations. The …

On the variational approximation of combined second and fourth order geometric evolution equations

JW Barrett, H Garcke, R Nürnberg - SIAM Journal on Scientific Computing, 2007 - SIAM
We present a variational formulation of combined motion by minus the Laplacian of
curvature and mean curvature flow, as well as related flows. The proposed scheme covers …

A direct method for solving an anisotropic mean curvature flow of plane curves with an external force

K Mikula, D Sevcovic - Mathematical Methods in the Applied …, 2004 - Wiley Online Library
A new method for solution of the evolution of plane curves satisfying the geometric equation
v= β (x, k, ν), where v is the normal velocity, k and ν are the curvature and tangential angle of …

[图书][B] Interfaces: modeling, analysis, numerics

E Bänsch, K Deckelnick, H Garcke, P Pozzi - 2023 - Springer
These lecture notes are dedicated to the mathematical modelling, analysis and computation
of interfaces and free boundary problems appearing in geometry and in various …

A second-order in time, BGN-based parametric finite element method for geometric flows of curves

W Jiang, C Su, G Zhang - Journal of Computational Physics, 2024 - Elsevier
Over the last two decades, the field of geometric curve evolutions has attracted significant
attention from scientific computing. One of the most popular numerical methods for solving …