Mengyu Yang | 杨梦宇

I'm a third-year undergraduate student from Yingcai Honors College of University of Electronic Science and Technology of China , majoring in computer science and technology. Now, I'm an intern in College of AI, Tsinghua University, advised by Prof. Yiming Li.

My research interest lies in 3D/4D Vision, Video and Real2sim.

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Lab Logo Tsinghua Spatial Intelligence Lab (THUSI Lab)
Our lab is here THUSI !

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News
  • [2026-02]: 🎉🎉One paper on 3D Vision is accepted by CVPR2026.
  • [2025-10]: 🎉Honored to receive the National Scholarship for the second time.
  • [2025-05]: 🎉Awarded Finalist (Top 2%) in the COMAP 2025 Interdisciplinary Contest in Modeling (ICM).
  • [2024-10]: 🎉Honored to receive the National Scholarship for the first time.

Selected Publications

*Equal contribution    Project leader

[Image Description] Fast3Dcache: Training-free 3D Geometry Synthesis Acceleration
Mengyu Yang, Yanming Yang , Chenyi Xu , Chenxi Song , Yufan Zuo , Tong Zhao , Ruibo Li , Chi Zhang
[CVPR 2026]
[arXiv] [Code] [Project Page]

We propose Fast3Dcache, a training-free geometry-aware caching framework that accelerates 3D diffusion inference while preserving geometric fidelity. Comprehensive experiments show that Fast3Dcache accelerates inference significantly, achieving up to a 27.12% speed-up and a 54.83% reduction in FLOPs, with minimal degradation in geometric quality as measured by Chamfer Distance (2.48%) and F-Score (1.95%).

My Honors and Awards

  • National Scholarship × 2 (Highest honor for Chinese undergraduates)
  • Academic Ranking: Top 1/80 (in Yingcai), Top 1/170+ (in Computer major)
  • Selected as the 2025 Student of the Year of the Honors College.
  • Finalist (Top 2%) in the COMAP Interdisciplinary Contest in Modeling (ICM) (2025)

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    © Mengyu Yang | Last updated: [03, 2026]