papers
Publications (3)
cs.LG2025
Do Graph Diffusion Models Accurately Capture and Generate Substructure Distributions?
Xiyuan Wang, Yewei Liu, Lexi Pang +2
Diffusion models have gained popularity in graph generation tasks; however, the extent of their expressivity concerning the graph distributions they can learn is not fully understo…
cs.CV2026
RichControl: Structure- and Appearance-Rich Training-Free Spatial Control for Text-to-Image Generation
Lexi Pang, Liheng Zhang, Hang Ye +2
Text-to-image (T2I) diffusion models have shown remarkable success in generating high-quality images from text prompts. Recent efforts extend these models to incorporate conditiona…
cs.CV2025
UniAct: Unified Motion Generation and Action Streaming for Humanoid Robots
Nan Jiang, Zimo He, Wanhe Yu +8
A long-standing objective in humanoid robotics is the realization of versatile agents capable of following diverse multimodal instructions with human-level flexibility. Despite adv…