WorldParticle: Unified World Simulation of Lagrangian Particles via Transformer
A new paper presents WorldParticle, a unified simulator for Lagrangian particle dynamics using a transformer architecture. This model can simulate various physical phenomena, including fluids and granular materials, without needing specific redesigns for different solvers. The approach allows for generalization across unseen materials and conditions, enhancing interactive control and learning from real-world data.
- ▪WorldParticle is a learning-based particle simulator built on a single transformer architecture.
- ▪The model can simulate cloth, elastic solids, fluids, granular materials, and molecular dynamics.
- ▪It utilizes a prediction-correction design to advance particles under known external forces.
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Computer Science > Graphics arXiv:2605.15305 (cs) [Submitted on 14 May 2026 (v1), last revised 19 May 2026 (this version, v3)] Title:WorldParticle: Unified Simulation of Lagrangian Particle Dynamics via Transformer Authors:Caoliwen Wang, Minghao Guo, Siyuan Chen, Heng Zhang, Mengdi Wang, Xingyu Ni, Hanson Sun, Kunyi Wang, Zherong Pan, Kui Wu, Lingjie Liu, Yin Yang, Chenfanfu Jiang, Taku Komura, Wojciech Matusik, Peter Yichen Chen View a PDF of the paper titled WorldParticle: Unified Simulation of Lagrangian Particle Dynamics via Transformer, by Caoliwen Wang and 15 other authors View PDF HTML (experimental) Abstract:A unified simulator that can model diverse physical phenomena without solver-specific redesign is a long-standing goal across simulation science.
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