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Zezeng Li

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Ph.D.,
School of Software,
Dalian University of Technology.
Dalian City, China
E-mail: zezeng.lee@gmail.com

About me

I received a B.S. degree from Beijing University of Technology in 2015, a Ph.D. degree from Dalian University of Technology under the supervision of Prof. Na Lei in 2024. My current research interests include image processing, point cloud processing, and generative model.

Research

My research interests include:

  • Interpretable Machine Learning

  • Computer Vision

  • Computer Graphics

  • Medical Imaging

Current work

  • Image Generation and Super-resolution

  • Point Cloud Sampling

  • Mesh Generation

  • Optimal Transport Algorithm

Publications

  1. Zezeng Li, ShengHao Li, Zhanpeng Wang, Na Lei*, Zhongxuan Luo, and Xianfeng Gu. "DPM-OT: A New Diffusion Probabilistic Model Based on Optimal Transport." Proceedings of the IEEE/CVF International Conference on Computer Vision (ICCV), 2023. [link][code]

  2. Na Lei, Zezeng Li, Zebin Xu, Ying Li*, and Xianfeng Gu. "What's the Situation With Intelligent Mesh Generation: A Survey and Perspectives." IEEE Transactions on Visualization and Computer Graphics (TVCG), 2023. [link][code]

  3. Zezeng Li, Weimin Wang, Na Lei*, and Rui Wang. "Weakly supervised point cloud upsampling via optimal transport." ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2022. [link][code]

  4. Zezeng Li, Na Lei*, Ji Shi, and Hao Xue. "Real-World super-resolution under the guidance of optimal transport." Machine Vision and Applications, 2022. [link][code]

  5. Zezeng Li, ShengHao Li, Lianbao Jin, Na Lei*, and Zhongxuan Luo. "OT-Net: A Reusable Neural Optimal Transport Solver." Machine Learning, 2024. [link]

  6. Zezeng Li, Weimin Wang, Ziliang Wang, and Na Lei*. "Point Cloud Compression via Constrained Optimal Transport." IEEE Conference on Multimedia Expo (ICME), 2024. [link]

  7. Weimin Wang, Dengying Xu, Zezeng Li, Yu Liu, and Na Lei*. "MergeNet: Mesh Reconstruction from Sparse Point Clouds." IEEE Conference on Multimedia Expo (ICME), 2024. [link]

  8. ShengHao Li, Zezeng Li, Zhanpeng Wang, Zebin Xu, Na Lei*, and Zhongxuan Luo. "Measure-driven neural solver for optimal transport mapping." IEEE Transactions on Circuits and Systems for Video Technology, 2024. [link]

  9. Xiuzhen Guo, Ji Shi, Zezeng Li, Hongwei Li, and Na Lei*. "Semi-Supervised Medical Image Segmentation Based on Local Consistency and Volume Constancy."IEEE International Symposium on Biomedical Imaging, 2024.

Under review

  1. Zezeng Li, Weimin Wang, Wenhai Li, Na Lei*, and Xianfeng Gu. "Spherical Optimal Transport based Text-to-3D Generation." [link]

Invention patent

  1. CN112927137A. "一种用于获取盲超分辨率图像的方法、设备及存储介质." [link]

  2. CN115294179A. "用于对点云进行上采样的方法、电子设备及存储介质." [link]

  3. CN116721179A. "一种基于扩散模型生成图像的方法、设备和存储介质." [link]

  4. CN112051604A. "SPECT探测器成像中基于数字掩膜的PMT一致性调节方法." [link]

  5. CN118628867A. "用于对点云数据处理模型进行训练的方法及其相关产品." [link]

Note: * indicates the corresponding author.

Full list of publications in Google Scholar.

Academic service

Reviewer

  • ACM Multimedia

  • International Conference on Acoustics, Speech and Signal Processing

  • IEEE International Conference on Multimedia and Expo

  • ACCV