collaborators

6 papers

cs.RO2026

Learning Task-Invariant Properties via Dreamer: Enabling Efficient Policy Transfer for Quadruped Robots

Junyang Liang, Yuxuan Liu, Yabin Chang +5

Achieving quadruped robot locomotion across diverse and dynamic terrains presents significant challenges, primarily due to the discrepancies between simulation environments and rea…

cs.LG2026

VICON: Vision In-Context Operator Networks for Multi-Physics Fluid Dynamics Prediction

Yadi Cao, Yuxuan Liu, Liu Yang +3

In-Context Operator Networks (ICONs) have demonstrated the ability to learn operators across diverse partial differential equations using few-shot, in-context learning. However, ex…

cs.LG2025

AdaGrad Meets Muon: Adaptive Stepsizes for Orthogonal Updates

Minxin Zhang, Yuxuan Liu, Hayden Schaeffer

The recently proposed Muon optimizer updates weight matrices via orthogonalized momentum and has demonstrated strong empirical success in large language model training. However, it…

cs.LG2025

BCAT: A Block Causal Transformer for PDE Foundation Models for Fluid Dynamics

Yuxuan Liu, Jingmin Sun, Hayden Schaeffer

We introduce BCAT, a PDE foundation model designed for autoregressive prediction of solutions to two dimensional fluid dynamics problems. Our approach uses a block causal transform…

cs.LG2025

A Multimodal PDE Foundation Model for Prediction and Scientific Text Descriptions

Elisa Negrini, Yuxuan Liu, Liu Yang +2

Neural networks are one tool for approximating non-linear differential equations used in scientific computing tasks such as surrogate modeling, real-time predictions, and optimal c…

cs.LG2025

Towards a Foundation Model for Partial Differential Equations: Multi-Operator Learning and Extrapolation

Jingmin Sun, Yuxuan Liu, Zecheng Zhang +1

Foundation models, such as large language models, have demonstrated success in addressing various language and image processing tasks. In this work, we introduce a multi-modal foun…