Publications

• restir pg: path guiding with spatiotemporally resampled paths
  
  

  "restir gives you ideal guiding distributions for free (?)"

  Zheng Zeng, Markus Kettunen, Chris Wyman, Lifan Wu, Ravi Ramamoorthi, Ling-Qi Yan, Daqi Lin

  ACM SIGGRAPH Asia 2025 (Conference Track)

  paper, doi
• diffusion-guided relighting for single-image svbrdf estimation
  
  

  Youxin Xing, Zheng Zeng, Youyang Du, Lu Wang, Beibei Wang

  ACM SIGGRAPH Asia 2025 (Conference Track)

  paper, doi
• reshadable level of detail impostors for fast distant objects rendering
  
  

  Xiaolong Wu, Zheng Zeng, Junqiu Zhu, Lu Wang

  Eurographics Symposium on Rendering 2025 (CGF Track)

  paper, doi
• rgb↔x: image decomposition and synthesis using material- and lighting-aware diffusion models
  
  

  "diffusion models can eliminate/simulate gi"

  Zheng Zeng, Valentin Deschaintre, Iliyan Georgiev, Yannick Hold-Geoffroy, Yiwei Hu, Fujun Luan, Ling-Qi Yan, Miloš Hašan

  ACM SIGGRAPH Asia 2025 (Conference Track)

  paper, code, slides, supplementary, doi, arxiv
• extrass: a framework for joint spatial super sampling and frame extrapolation
  
  

  "you can jointly upsample & extrapolate frames"

  Songyin Wu, Sungye Kim, Zheng Zeng, Deepak Vembar, Sangeeta Jha, Anton Kaplanyan, Ling-Qi Yan

  ACM SIGGRAPH Asia 2023 (Conference Track)

  paper, supplementary, video, doi
• ray-aligned occupancy map array for fast approximate ray tracing
  
  

  "voxelize multiple copies to minimize divergence"

  Zheng Zeng, Zilin Xu, Lu Wang, Lifan Wu, Ling-Qi Yan

  Computer Graphics Forum 2023 Top Viewed Article

  Eurographics Symposium on Rendering 2023 (CGF track)

  paper, slides, video, doi
• lightweight neural basis functions for all-frequency shading
  
  

  "neural basis functions act as real ones, but faster"

  Zilin Xu, Zheng Zeng, Lifan Wu, Lu Wang, Ling-Qi Yan

  ACM SIGGRAPH Asia 2025

  paper, supplementary, doi
• temporally reliable motion vectors for better use of temporal information
  
  

  Zheng Zeng, Shiqiu (Edward) Liu, Jinglei Yang, Lu Wang, Ling-Qi Yan
• temporally reliable motion vectors for real-time ray tracing
  
  

  "different motion vectors for different effects"

  Zheng Zeng, Shiqiu (Edward) Liu, Jinglei Yang, Lu Wang, Ling-Qi Yan

  Eurographics 2021 (CGF track)

  paper, slides, video, doi
• joint svbrdf recovery and synthesis from a single image using an unsupervised generative adversarial network
  
  

  "no corresponding svbrdfs? still can train a gan!"

  Yezi Zhao, Beibei Wang, Yanning Xu, Zheng Zeng, Lu Wang, Nicolas Holzschuch

  Eurographics Symposium on Rendering 2020 (DL-only Track)

  paper, code, doi
• denoising stochastic progressive photon mapping renderings using a multi-residual network
  
  

  "different receptive fields for different scales of noise"

  Zheng Zeng, Lu Wang, Beibei Wang, Chun-Meng Kang, Yanning Xu

  Journal of Computer Science and Technology (CVM2020)

  paper, slides, doi