Guolei Sun

Guolei Sun

Full professor, Nankai University

Posts by Collection

portfolio

publications

isaid: A Large-scale Dataset for Instance Segmentation in Aerial Images

IEEE Conference on Computer Vision and Pattern Recognition Workshop (CVPRW), 2019

Syed Waqas Zamir, Aditya Arora, Akshita Gupta, Salman Khan, Guolei Sun, Fahad Shahbaz Khan, Fan Zhu, Ling Shao, Gui-Song Xia, Xiang Bai

[paper] [code] [MMSeg]

Object Counting and Instance Segmentation with Image-level Supervision

IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2019

Hisham Cholakkal*, Guolei Sun*, Fahad Shahbaz Khan, Ling Shao

[paper] [code]

Fine-grained Recognition: Accounting for Subtle Differences between Similar Classes

AAAI Conference on Artificial Intelligence (AAAI), 2020

Guolei Sun, Hisham Cholakkal, Salman Khan, Fahad Shahbaz Khan, Ling Shao

[paper] [code]

Camouflaged Object Detection

IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2020

Deng-Ping Fan, Ge-Peng Ji, Guolei Sun, Ming-Ming Cheng, Jianbing Shen, Ling Shao

[paper] [code] [Oral, acceptance rate: 6%]

Fixing Localization Errors to Improve Image Classification

European Conference on Computer Vision (ECCV), 2020

Guolei Sun*, Salman Khan*, Wen Li, Hisham Cholakkal, Fahad Shahbaz, Luc Van Gool

[paper] [code]

Mining Cross-image Semantics for Weakly Supervised Semantic Segmentation

European Conference on Computer Vision (ECCV), 2020

Guolei Sun, Wenguan Wang, Jifeng Dai, Luc Van Gool

[paper] [code] [Oral, acceptance rate: 2%]

Towards Partial Supervision for Generic Object Counting in Natural Scenes

IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI), 2020

Hisham Cholakkal*, Guolei Sun*, Salman Khan, Fahad Shahbaz Khan, Ling Shao, Luc Van Gool

[paper] [code]

CompositeTasking: Understanding Images by Spatial Composition of Tasks

IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2021

Nikola Popovic, Danda Pani Paudel, Thomas Probst, Guolei Sun, Luc Van Gool

[paper] [code]

Mutual Affine Network for Spatially Variant Kernel Estimation in Blind Image Super-resolution

International Conference on Computer Vision (ICCV), 2021

Jingyun Liang, Guolei Sun, Kai Zhang, Luc Van Gool, Radu Timofte

[paper] [code]

Task Switching Network for Multi-task Learning

International Conference on Computer Vision (ICCV), 2021

Guolei Sun, Thomas Probst, Danda Pani Paudel, Nikola Popović, Menelaos Kanakis, Jagruti Patel, Dengxin Dai, Luc Van Gool

[paper] [code]

SwinIR: Image Restoration using Swin Transformer

International Conference on Computer Vision Workshop (ICCVW), 2021

Jingyun Liang, Jiezhang Cao, Guolei Sun, Kai Zhang, Luc Van Gool, Radu Timofte

[paper] [code]

Looking Beyond Single Images for Weakly Supervised Semantic Segmentation Learning

IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI), 2022

Wenguan Wang, Guolei Sun, Luc Van Gool

[paper] [code]

Coarse-to-Fine Feature Mining for Video Semantic Segmentation

IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2022

Guolei Sun, Yun Liu, Henghui Ding, Thomas Probst, Luc Van Gool

[paper] [code]

Mining Relations among Cross-Frame Affinities for Video Semantic Segmentation

European Conference on Computer Vision (ECCV), 2022

Guolei Sun, Yun Liu, Hao Tang, Ajad Chhatkuli, Le Zhang, Luc Van Gool

[paper] [code]

Edge Guided GANs with Multi-Scale Contrastive Learning for Semantic Image Synthesis

IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI), 2023

Hao Tang, Guolei Sun, Nicu Sebe, Luc Van Gool

[paper] [code]

Indiscernible Object Counting in Underwater Scenes

IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2023

Guolei Sun, Zhaochong An, Yun Liu, Ce Liu, Christos Sakaridis, Deng-Ping Fan, Luc Van Gool

[paper] [code]

Towards Open-Vocabulary Video Semantic Segmentation

IEEE Transactions on Multimedia (TMM), 2025

Xinhao Li, Yun Liu, Guolei Sun, Min Wu, Le Zhang, Ce Zhu

[paper] [code]

Multimodality Helps Few-shot 3D Point Cloud Semantic Segmentation

International Conference on Learning Representations (ICLR), 2025

Zhaochong An, Guolei Sun, Yun Liu, Runjia Li, Min Wu, Ming-Ming Cheng, Ender Konukoglu, Serge Belongie

[paper] [code] [Spotlight]

Generalized Few-shot 3D Point Cloud Segmentation with Vision-Language Model

IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2025

Zhaochong An, Guolei Sun, Yun Liu, Runjia Li, Junlin Han, Ender Konukoglu, Serge Belongie

[paper] [code]

ObjectRelator: Enabling Cross-View Object Relation Understanding Across Ego-Centric and Exo-Centric Perspectives

International Conference on Computer Vision (ICCV), 2025

Yuqian Fu, Runze Wang, Bin Ren, Guolei Sun, Biao Gong, Yanwei Fu, Danda Pani Paudel, Xuanjing Huang, Luc Van Gool

[paper] [code] [Highlight]

XTrack: Multimodal Training Boosts RGB-X Video Object Trackers

International Conference on Computer Vision (ICCV), 2025

Yuedong Tan, Zongwei Wu, Yuqian Fu, Zhuyun Zhou, Guolei Sun, Eduard Zamfir, Chao Ma, Danda Pani Paudel, Luc Van Gool, Radu Timofte

[paper] [code]

CamSAM2: Segment Anything Accurately in Camouflaged Videos

Advances in Neural Information Processing Systems (NeurIPS), 2025

Yuli Zhou, Yawei Li, Yuqian Fu, Luca Benini, Ender Konukoglu, Guolei Sun

[paper] [code]

EgoNight: Towards Egocentric Vision Understanding at Night with a Challenging Benchmark

International Conference on Learning Representations (ICLR), 2026

Deheng Zhang*, Yuqian Fu*, Runyi Yang, Yang Miao, Tianwen Qian, Xu Zheng, Guolei Sun, Ajad Chhatkuli, Xuanjing Huang, Yu-Gang Jiang, Luc Van Gool, Danda Pani Paudel

[paper] [code]

EgoSound: Benchmarking Sound Understanding in Egocentric Videos

IEEE Conference on Computer Vision and Pattern Recognition (CVPR), 2026

Bingwen Zhu*, Yuqian Fu*, Qiaole Dong, Guolei Sun, Tianwen Qian, Yuzheng Wu, Danda Pani Paudel, Yanwei Fu, Xiangyang Xue

[paper] [code] [Highlight]

talks

Talk 1 on Relevant Topic in Your Field

UC San Francisco, Department of Testing, 2012

[paper] [code]

Tutorial 1 on Relevant Topic in Your Field

UC-Berkeley Institute for Testing Science, 2013

[paper] [code]

Talk 2 on Relevant Topic in Your Field

London School of Testing, 2014

[paper] [code]

Conference Proceeding talk 3 on Relevant Topic in Your Field

Testing Institute of America 2014 Annual Conference, 2014

[paper] [code]

teaching

Teaching experience 1

University 1, Department, 2014

[paper] [code]

Teaching experience 2

University 1, Department, 2015

[paper] [code]