Partial Differential Equation
Partial differential equations (PDEs) describe a vast range of physical phenomena, and solving them efficiently and accurately is crucial across many scientific disciplines. Current research focuses on developing data-driven methods, particularly neural network architectures like Physics-Informed Neural Networks (PINNs), Fourier Neural Operators (FNOs), and graph neural networks, to overcome limitations of traditional numerical techniques, especially in high-dimensional or complex systems. These approaches leverage machine learning to approximate solutions, often incorporating physical constraints and symmetries to improve accuracy and generalization, and are showing promise in diverse applications from fluid dynamics to materials science. The development of robust and efficient neural PDE solvers has the potential to significantly accelerate scientific discovery and engineering design.
Papers
Symmetry group based domain decomposition to enhance physics-informed neural networks for solving partial differential equations
Ye Liu, Jie-Ying Li, Li-Sheng Zhang, Lei-Lei Guo, Zhi-Yong Zhang
Solving Partial Differential Equations with Equivariant Extreme Learning Machines
Hans Harder, Jean Rabault, Ricardo Vinuesa, Mikael Mortensen, Sebastian Peitz
Latent Neural PDE Solver: a reduced-order modelling framework for partial differential equations
Zijie Li, Saurabh Patil, Francis Ogoke, Dule Shu, Wilson Zhen, Michael Schneier, John R. Buchanan,, Amir Barati Farimani
Two-scale Neural Networks for Partial Differential Equations with Small Parameters
Qiao Zhuang, Chris Ziyi Yao, Zhongqiang Zhang, George Em Karniadakis