Zhiyi Pan's Homepage. | Tianjin University

About Me

I am a Pre-Tenure Associate Professor in College of Intelligence and Computing, Tianjin University, Tianjin, China. I joined the Visual Intelligence Laboratory in July 2025, led by Prof. Wei Feng.

Recruit Students

长期招收硕士研究生和本科生，欢迎对三维视觉和多模态学习感兴趣的同学与我联系！（zhypan@tju.edu.cn）

Education

Ph.D. Sep. 2021 ~ July 2025, School of Computer Science, Peking University, Beijing, China. Supervised by Prof. Ge Li.
M.S. Sep. 2018 ~ July 2021, School of Computer Science and Technology, Shandong University, Qingdao, China. Supervised by Prof. Changhe Tu and Prof. Yangyan Li.
B.S. Sep. 2014 ~ July 2018, Computer Science and Technology from Taishan College, Shandong University, Jinan, China.

Work

Visiting Scholar Sep. 2021 ~ Dec. 2024, Pengcheng Laboratory, Shenzhen, China.

Research Interests

Point Cloud Processing and Analysis
Weakly Supervised Learning

Teaching

I am teaching the following courses for undergraduate students

Projects

Participant of the National Natural Science Foundation of China (No. 62172021)
Participant of the National Science and Technology Major (2020AAA0103501)

Academic Activities

Paper Reviewer: IEEE TCSVT, IEEE TMM, PR, ICLR, CVPR, NeurIPS

Selected Honors and Awards

Outstanding Graduates of Peking University, 2025
Outstanding Scholar Award of Peking University, 2024
Outstanding Graduate Student of Shandong University, 2018

Publications

AAAI

Point Cloud Semantic Segmentation with Sparse and Inhomogeneous Annotations

Zhiyi Pan, Nan Zhang, Wei Gao*, Shan Liu and Ge Li

AAAI Conference on Artificial Intelligence, 2025

Paper Code

NeurIPS

Distribution Guidance Network for Weakly Supervised Point Cloud Semantic Segmentation

Zhiyi Pan, Wei Gao, Shan Liu and Ge Li*

Advances in Neural Information Processing Systems, 2024

Paper Code

PR

Category-agnostic Semantic Edge Detection by Measuring Neural Representation Randomness

Zhiyi Pan, Peng Jiang*, Qiong Zeng, Ge Li and Changhe Tu

Pattern Recognition, 2024

Paper Code

ICME

Epcontrast: Effective Point-level Contrastive Learning for Large-scale Point Cloud Understanding

Zhiyi Pan, Guoqing Liu, Wei Gao* and Thomas H. Li

IEEE International Conference on Multimedia & Expo, 2024

Paper

TPAMI

CC4S: Encouraging Certainty and Consistency in Scribble-supervised Semantic Segmentation

Zhiyi Pan, Haochen Sun, Peng Jiang*, Ge Li, Changhe Tu and Haibin Ling

IEEE Transactions on Pattern Analysis and Machine Intelligence, 2024

Paper Code

AAAI

Less Is More: Label Recommendation for Weakly Supervised Point Cloud Semantic Segmentation

Zhiyi Pan, Zhang Nan, Wei Gao*, Shan Liu and Ge Li

AAAI Conference on Artificial Intelligence, 2024

Paper Code

CVPR

Improving Graph Representation for Point Cloud Segmentation via Attentive Filtering

Nan Zhang, Zhiyi Pan, Thomas H. Li, Wei Gao* and Ge Li

IEEE/CVF Computer Vision and Pattern Recognition Conference, 2023

Paper

ICCV

Scribble-supervised Semantic Segmentation by Uncertainty Reduction on Neural Representation and Self-supervision on Neural Eigenspace

Zhiyi Pan, Peng Jiang*, Yunhan Wang and Anthony G. Cohn

International Conference on Computer Vision, 2021

Paper Code

ACCV

Bi-directional Attention for Joint Instance and Semantic Segmentation in Point Clouds

Guangnan Wu, Zhiyi Pan, Peng Jiang* and Changhe Tu*

Asian Conference on Computer Vision, 2020

Paper Code

TIP

Super Diffusion for Salient Object Detection

Peng Jiang, Zhiyi Pan, Nuno Vasconcelos, Baoquan Chen and Jingliang Peng*

IEEE Transactions on Image Processing, 2019

Paper Code

China Patents

[1] Peng Jiang, Zhiyi Pan, Qiong Zeng, Changhe Tu. “Semantic Edge Detection Method and System Based on Information Randomness Measurement”, CN113674297B, Granted