نتایج جستجو برای: cahn equation

تعداد نتایج: 230748  

Journal: :Computer Vision and Image Understanding 2014
Yibao Li Dongsun Lee Chaeyoung Lee Jihu Lee Sanha Lee Jisu Kim Shinwoo Ahn Junseok Kim

In this paper, we present a novel fast and accurate numerical method for the surface embedding narrow volume reconstruction from unorganized points in R. Though the level set method prevails in the image processing, it requires a redistancing procedure to maintain a desired shape of the level set function. On the other hand, our method is based on the Allen–Cahn equation, which has been applied...

Journal: :Adv. Numerical Analysis 2016
Tomoyuki Suzuki Keisuke Takasao Noriaki Yamazaki

We consider a one-dimensional Allen–Cahn equation with constraint from the view-point of numerical analysis. Our constraint is the subdifferential of the indicator function on the closed interval, which is the multivalued function. Therefore, it is very difficult to make numerical experiments of our equation. In this paper we approximate our constraint by Yosida approximation. Then, we study th...

Journal: :Meccanica 2021

Abstract We develop a constrained theory for constituent migration in bodies with microstructure described by scalar phase field. The distinguishing features of the stem from systematic treatment and characterization reactions needed to maintain internal constraint given coincidence mass fraction also boundary conditions situations which interface between body its environment is structureless c...

Journal: :Calculus of Variations and Partial Differential Equations 2017

Journal: :Nonlinear Differential Equations and Applications NoDEA 2016

Journal: :Communications in Partial Differential Equations 2009

Journal: :Journal of Mathematical Analysis and Applications 2008

Journal: :Annals of Global Analysis and Geometry 2016

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