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math.NA2026

Adaptive feature capture method for solving partial differential equations with near singular solutions

Yangtao Deng, Qiaolin He, Xiaoping Wang

Partial differential equations (PDEs) with near singular solutions pose significant challenges for traditional numerical methods, particularly in complex geometries where mesh gene…

math.NA2026

A Multi-Level Deep Framework for Deep Solvers of Partial Differential Equations

Yu Yang, Qiaolin He

In this paper, inspired by the multigrid method, we propose a multi-level deep framework for deep solvers. Overall, it divides the entire training process into different levels of…

math.NA2025

A novel number-theoretic sampling method for neural network solutions of partial differential equations

Yu Yang, Pingan He, Xiaoling Peng +1

Traditional Monte Carlo integration using uniform random sampling exhibits degraded efficiency in low-regularity or high-dimensional problems. We propose a novel deep learning fram…

math.NA2024

Runge-Kutta Random Feature Method for Solving Multiphase Flow Problems of Cells

Yangtao Deng, Qiaolin He

Cell collective migration plays a crucial role in a variety of physiological processes. In this work, we propose the Runge-Kutta random feature method to solve the nonlinear and st…

math.NA2024

Solving Multi-Group Neutron Diffusion Eigenvalue Problem with Decoupling Residual Loss Function

Shupei Yu, Qiaolin He, Shiquan Zhang +3

In the midst of the neural network's success in solving partial differential equations, tackling eigenvalue problems using neural networks remains a challenging task. However, the…

math.NA2024

Deep FBSDE Neural Networks for Solving Incompressible Navier-Stokes Equation and Cahn-Hilliard Equation

Yangtao Deng, Qiaolin He

Efficient algorithms for solving high-dimensional partial differential equations (PDEs) has been an exceedingly difficult task for a long time, due to the curse of dimensionality.…