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20122026
most citedA comparison study of deep Galerkin method and deep Ritz method for elliptic problems with different boundary conditions

35 citations · 146 across the 37 of their papers we have counts for

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Showing 2021 · math.NAShow all

5 papers · 2 filters

math.NA2021

Convergence Analysis of A Second-order Accurate, Linear Numerical Scheme for The Landau-Lifshitz Equation with Large Damping Parameters

Yongyong Cai, Jingrun Chen, Cheng Wang +1

A second order accurate, linear numerical method is analyzed for the Landau-Lifshitz equation with large damping parameters. This equation describes the dynamics of magnetization,…

math.NA2021

A second-order semi-implicit method for the inertial Landau-Lifshitz-Gilbert equation

Panchi Li, Lei Yang, Jin Lan +2

Recent theoretical and experimental advances show that the inertia of magnetization emerges at sub-picoseconds and contributes to the ultrafast magnetization dynamics which cannot…

math.NA2021

Roughness Index for Loss Landscapes of Neural Network Models of Partial Differential Equations

Keke Wu, Xiangru Jian, Rui Du +2

Loss landscape is a useful tool to characterize and compare neural network models. The main challenge for analysis of loss landscape for the deep neural networks is that they are g…

math.NA2021★ 3 cited

A Gauss-Seidel projection method with the minimal number of updates for stray field in micromagnetic simulations

Panchi Li, Zetao Ma, Rui Du +1

Magnetization dynamics in magnetic materials is often modeled by the Landau-Lifshitz equation, which is solved numerically in general. In micromagnetic simulations, the computation…

math.NA2021★ 1 cited

A Machine-Learning Method for Time-Dependent Wave Equations over Unbounded Domains

Changjian Xie, Jingrun Chen, Xiantao Li

Time-dependent wave equations represent an important class of partial differential equations (PDE) for describing wave propagation phenomena, which are often formulated over unboun…