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Finite element simulations have been used to solve various partial differential equations (PDEs) that model physical, chemical, and biological phenomena. The resulting discretized solutions to PDEs often do not satisfy requisite physical…

数值分析 · 数学 2022-03-17 Vidhi Zala , Robert M. Kirby , Akil Narayan

We propose a novel gray-box modeling algorithm for physical systems governed by stochastic differential equations (SDE). The proposed approach, referred to as the Deep Physics Corrector (DPC), blends approximate physics represented in terms…

机器学习 · 统计学 2023-03-22 Tushar , Souvik Chakraborty

Numerical solvers of Partial Differential Equations (PDEs) are of fundamental significance to science and engineering. To date, the historical reliance on legacy techniques has circumscribed possible integration of big data knowledge and…

数值分析 · 数学 2024-08-12 Xi Han , Fei Hou , Hong Qin

Differential equations are widely used to describe complex dynamical systems with evolving parameters in nature and engineering. Effectively learning a family of maps from the parameter function to the system dynamics is of great…

机器学习 · 计算机科学 2025-03-12 Xin Li , Chengli Zhao , Xue Zhang , Xiaojun Duan

This study presents a novel unsupervised convolutional Neural Network (NN) architecture with nonlocal interactions for solving Partial Differential Equations (PDEs). The nonlocal Peridynamic Differential Operator (PDDO) is employed as a…

机器学习 · 计算机科学 2023-03-22 A. Mavi , A. C. Bekar , E. Haghighat , E. Madenci

Forecasting physical signals in long time range is among the most challenging tasks in Partial Differential Equations (PDEs) research. To circumvent limitations of traditional solvers, many different Deep Learning methods have been…

机器学习 · 计算机科学 2023-06-09 Leon Migus , Julien Salomon , Patrick Gallinari

This work presents a deep learning-based framework for the solution of partial differential equations on complex computational domains described with computer-aided design tools. To account for the underlying distribution of the training…

计算工程、金融与科学 · 计算机科学 2022-03-18 Moritz von Tresckow , Stefan Kurz , Herbert De Gersem , Dimitrios Loukrezis

In this paper, we show a physics-informed neural network solver for the time-dependent surface PDEs. Unlike the traditional numerical solver, no extension of PDE and mesh on the surface is needed. We show a simplified prior estimate of the…

机器学习 · 计算机科学 2021-03-26 Zhiwei Fang , Justin Zhang , Xiu Yang

Partial differential equations (PDEs) are typically used as models of physical processes but are also of great interest in PDE-based image processing. However, when it comes to their use in imaging, conventional numerical methods for…

计算机视觉与模式识别 · 计算机科学 2021-10-19 Pascal Tom Getreuer , Peyman Milanfar , Xiyang Luo

We investigate numerous structural connections between numerical algorithms for partial differential equations (PDEs) and neural architectures. Our goal is to transfer the rich set of mathematical foundations from the world of PDEs to…

数值分析 · 数学 2022-03-22 Tobias Alt , Karl Schrader , Matthias Augustin , Pascal Peter , Joachim Weickert

The incompressible magnetohydrodynamic (MHD) equations are fundamental in many scientific and engineering applications. However, their strong nonlinearity and dual divergence-free constraints make them highly challenging for conventional…

流体动力学 · 物理学 2026-03-03 Yunlong Li , Fei Wang , Lingxiao Li

Inverse problems involving partial differential equations (PDEs) with discontinuous coefficients are fundamental challenges in modeling complex spatiotemporal systems with heterogeneous structures and uncertain dynamics. Traditional…

机器学习 · 统计学 2025-10-17 Zhikun Zhang , Guanyu Pan , Xiangjun Wang , Yong Xu , Guangtao Zhang

Operator learning has emerged as a promising paradigm for developing efficient surrogate models to solve partial differential equations (PDEs). However, existing approaches often overlook the domain knowledge inherent in the underlying PDEs…

机器学习 · 计算机科学 2025-10-20 Ziqian Li , Kang Liu , Yongcun Song , Hangrui Yue , Enrique Zuazua

Physics-informed neural networks (PINNs) have emerged as a promising approach to solving partial differential equations (PDEs) using neural networks, particularly in data-scarce scenarios, due to their unsupervised training capability.…

机器学习 · 计算机科学 2025-03-25 Edgar Torres , Jonathan Schiefer , Mathias Niepert

In many scientific fields, the generation and evolution of data are governed by partial differential equations (PDEs) which are typically informed by established physical laws at the macroscopic level to describe general and predictable…

统计方法学 · 统计学 2025-07-01 Ziyuan Chen , Shunxing Yan , Fang Yao

Many physical processes such as weather phenomena or fluid mechanics are governed by partial differential equations (PDEs). Modelling such dynamical systems using Neural Networks is an active research field. However, current methods are…

机器学习 · 计算机科学 2022-10-12 Andrzej Dulny , Andreas Hotho , Anna Krause

Quantum algorithms for partial differential equations (PDEs) face severe practical constraints on near-term hardware: limited qubit counts restrict spatial resolution to coarse grids, while circuit depth limitations prevent accurate…

机器学习 · 计算机科学 2025-12-08 Bruno Jacob , Amanda A. Howard , Panos Stinis

There have been growing interests in leveraging experimental measurements to discover the underlying partial differential equations (PDEs) that govern complex physical phenomena. Although past research attempts have achieved great success…

机器学习 · 计算机科学 2023-05-23 Chengping Rao , Pu Ren , Yang Liu , Hao Sun

This paper introduces a new Convolutional Neural Network (ConvNet) architecture inspired by a class of partial differential equations (PDEs) called quasi-linear hyperbolic systems. With comparable performance on the image classification…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Yao Liu , Hang Shao , Bing Bai

Partial differential equations (PDEs) govern diverse physical phenomena, yet high-fidelity numerical solutions are computationally expensive and Machine Learning approaches lack generalization. While Scientific Foundation Models (SFMs) aim…

机器学习 · 计算机科学 2026-05-13 Hamda Hmida , Hsiu-Wen Chang , Youssef Mesri