Sihui Ji

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Biography

Hi👋 I'm Sihui Ji, currently a first-year Ph.D. student at The University of Hong Kong, under the supervision of Prof.Hengshuang Zhao, I received my B.Eng. Degree and Honors Degree (Chu Kochen Honors College) from Zhejiang University, China. Now I focus on generative AI, especially for image and video.


Recent Publications

PhysMaster: Mastering Physical Representation for Video Generation via Reinforcement Learning
Sihui Ji, Xi Chen, Xin Tao, Pengfei Wan, Kun Gai, Hengshuang Zhao.
Preprint / Paper / Page
DiffDoctor: Diagnosing Image Diffusion Models Before Treating
Yiyang Wang, Xi Chen, Xiaogang Xu, Sihui Ji, Yu Liu, Yujun Shen, Hengshuang Zhao.
Preprint / Paper / Page
VideoAnydoor: High-fidelity Video Object Insertion with Precise Motion Control
Yuanpeng Tu, Hao Luo, Xi Chen, Sihui Ji, Xiang Bai, Hengshuang Zhao.
SIGGRAGH 2025 / Paper / Page
LayerFlow: A Unified Model for Layer-aware Video Generation
Sihui Ji, Hao Luo, Xi Chen, Yuanpeng Tu, Yiyang Wang, Hengshuang Zhao.
SIGGRAGH 2025 / Paper / Page
FashionComposer: Compositional Fashion Image Generation
Sihui Ji, Yiyang Wang, Xi Chen, Xiaogang Xu, Hao Luo, Hengshuang Zhao.
SIGGRAGH 2025 / Paper / Page

Honors

  • HKU Presidential PhD Scholar (HKU-PS), 2024.
  • Outstanding Graduates of Zhejiang Province, 2024.
  • Top Ten Honors Students in Chu Kochen Honors College, 2023.
  • National Scholarship, 2022.

Experiences

  • Research Intern, Kuaishou Technology, 2025
  • Research Intern, DAMO Academy, Alibaba Group, 2024

Misc

  • Conference Reviewer, CVPR, SIGGRAGH, Neurips
  • Teaching Assistant, Computer Programming, 2024 Fall
  • Invited talk, GAMES Webinar, 2025