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Publications

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ICLR 2026

villa-X: Enhancing Latent Action Modeling in Vision-Language-Action Models

Xiaoyu Chen*, Hangxing Wei*, Pushi Zhang, et al.

Grounded latent actions in robot dynamics for VLA policy learning.

Paper · Code · Project Page

Under Review

AC-LAM: Learning Additively Compositional Latent Actions for Embodied AI

Hangxing Wei, Xiaoyu Chen, Chuheng Zhang, Tim Pearce, et al. · ICML 2026

Additively compositional latent actions for robust embodied control.

Under Review

Beyond Human Demonstrations: Diffusion-Based RL to Generate VLA Data

Rushuai Yang*, Hangxing Wei*, Ran Zhang*, et al. · ECCV 2026

Diffusion-based reinforcement learning for generating diverse synthetic VLA data.