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Hongsheng Liu

5 accepted papers

2025

MultiPDENet: PDE-embedded Learning with Multi-time-stepping for Accelerated Flow Simulation

ICML 2025poster

Solving partial differential equations (PDEs) by numerical methods meet computational cost challenge for getting the accurate solution since fine grids and small time steps are required. Machine learning can accelerate this process, but struggle with weak generalizability, interpretability, and data…

Cited by 0SourcePDFScholar
2025

PhyMPGN: Physics-encoded Message Passing Graph Network for spatiotemporal PDE systems

ICLR 2025spotlight

Solving partial differential equations (PDEs) serves as a cornerstone for modeling complex dynamical systems. Recent progresses have demonstrated grand benefits of data-driven neural-based models for predicting spatiotemporal dynamics (e.g., tremendous speedup gain compared with classical numerical…

Cited by 4SourcePDFScholar
2024

P$^2$C$^2$Net: PDE-Preserved Coarse Correction Network for efficient prediction of spatiotemporal dynamics

NeurIPS 2024poster

When solving partial differential equations (PDEs), classical numerical methods often require fine mesh grids and small time stepping to meet stability, consistency, and convergence conditions, leading to high computational cost. Recently, machine learning has been increasingly utilized to solve PDE…

Cited by 5SourcePDFScholar
2022

A Universal PINNs Method for Solving Partial Differential Equations with a Point Source

IJCAI 2022poster

In recent years, deep learning technology has been used to solve partial differential equations (PDEs), among which the physics-informed neural networks (PINNs)method emerges to be a promising method for solving both forward and inverse PDE problems. PDEs with a point source that is expressed as a D…

Cited by 12SourcePDFScholar
2022

Meta-Auto-Decoder for Solving Parametric Partial Differential Equations

NeurIPS 2022accept

Many important problems in science and engineering require solving the so-called parametric partial differential equations (PDEs), i.e., PDEs with different physical parameters, boundary conditions, shapes of computation domains, etc. Recently, building learning-based numerical solvers for parametr…

Cited by 44SourcePDFScholar