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The deep minimizing movement scheme

delete2023-12-01
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OA
AI
M
Min Sue Park
C
Cheolhyeong Kim
H
Hwijae Son
H
Hyung Ju Hwang *
DOI:10.1016/j.jcp.2023.112518delete
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摘要

摘要

En 中文
Solutions of certain partial differential equations (PDEs) are often represented by the steepest descent curves of corresponding functionals. Minimizing movement scheme was developed in order to study such curves in metric spaces. Especially, Jordan-Kinderlehrer-Otto studied the Fokker-Planck equation in this way with respect to the Wasserstein metric space. In this paper, we propose a deep learning-based minimizing movement scheme for approximating the solutions of PDEs. The proposed method is highly scalable for high-dimensional problems as it is free of mesh generation. We demonstrate through various kinds of numerical examples that the proposed method accurately approximates the solutions of PDEs by finding the steepest descent direction of a functional even in high dimensions.
Keyword:
Minimizing movement scheme
JKO scheme
Neural networks
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期刊

Journal of Computational Physics 封面图
Journal of Computational Physics
IF:
3.8
论文数:
1.6W
被引数:
7.4W

机构

Hanbat National University 封面图
Hanbat National University
学者数:
2.1K
论文数: 2.2K
被引数: 1.9K
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