avatar

Caiyong Wang

Ph.D., Lecturer

Publications

2025

  • An improved hierarchical neural network model with local and global feature matching for script event prediction
    Pengpeng Zhou, Bin Wu, Caiyong Wang, and Longzhu He
    Expert Systems with Applications (Volume: 259, Article Number: 125325, 1 January 2025)
    [Paper] [GitHub]

2024

  • Sclera-TransFuse: Fusing Vision Transformer and CNN for Accurate Sclera Segmentation and Recognition
    Caiyong Wang, Haiqing Li, Yixin Zhang, Guangzhe Zhao, Yunlong Wang, and Zhenan Sun
    IEEE Transactions on Biometrics, Behavior, and Identity Science (17 June 2024)
    [Paper] [GitHub]

  • Expression-aware Neural Radiance Fields for High-fidelity Talking Portrait Synthesis
    Xueping Wang, Tao Ruan, Jun Xu, Xueni Guo, Jiahe Li, Feihu Yan, Guangzhe Zhao, and Caiyong Wang
    Image and Vision Computing (Volume: 147, Article Number: 105075, 23 May 2024)
    [Paper]

  • OcularSeg: Accurate and Efficient Multi-Modal Ocular Segmentation in Non-Constrained Scenarios
    Yixin Zhang, Caiyong Wang, Haiqing Li, Xianyun Sun, Qichuan Tian, and Guangzhe Zhao
    Electronics (Volume: 13, Issue: 10, Article Number: 1967, 17 May 2024)
    [Paper] [GitHub]

  • 异质虹膜识别研究综述
    孔佳琳, 张琪, 王财勇
    计算机科学(2024, 51(6): 186-197)
    [Paper]

  • 基于深度学习的虹膜识别研究综述
    江健, 张琪, 王财勇
    计算机科学与探索(2024, 18(6): 1421-1437)
    [Paper]

  • 虹膜呈现攻击检测综述
    王财勇, 刘星雨, 房美玲, 赵光哲, 何召锋, 孙哲南
    自动化学报(2024, 50(2): 241−281)
    [Paper]

2023

  • Sclera-TransFuse: Fusing Swin Transformer and CNN for Accurate Sclera Segmentation
    Haiqing Li, Caiyong Wang, Guangzhe Zhao, Zhaofeng He, Yunlong Wang, and Zhenan Sun
    IEEE International Joint Conference on Biometrics (IJCB), Ljubljana, Slovenia, 2023
    [Paper] [GitHub] [Best Student Paper Award]

  • Sclera Segmentation and Joint Recognition Benchmarking Competition: SSRBC 2023
    Abhijit Das, Saurabh Atreya, Aritra Mukherjee, Matej Vitek, Haiqing Li, Caiyong Wang, Guangzhe Zhao, et al.
    IEEE International Joint Conference on Biometrics (IJCB), Ljubljana, Slovenia, 2023
    [Paper] [Website] [SSRBC 2023 Winner]

  • Iris Liveness Detection Competition (LivDet-Iris) – The 2023 Edition
    Patrick Tinsley, Sandip Purnapatra, Mahsa Mitcheff, Aidan Boyd, Colton Crum, Kevin Bowyer, Patrick Flynn, Stephanie Schuckers, Adam Czajka, Meiling Fang, Naser Damer, Xingyu Liu, Caiyong Wang, Xianyun Sun, Zhaohua Chang, Xinyue Li, Guangzhe Zhao, et al.
    IEEE International Joint Conference on Biometrics (IJCB), Ljubljana, Slovenia, 2023
    [Paper] [Website] [LivDet-Iris 2023 Winner in “ACER2” test protocol]

  • SynFacePAD 2023: Competition on Face Presentation Attack Detection Based on Privacy-aware Synthetic Training Data
    Meiling Fang, Marco Huber, Julian Fierrez, Raghavendra Ramachandra, Naser Damer, Alhasan Alkhaddour, Maksim Kasantcev, Vasiliy Pryadchenko, Ziyuan Yang, Huijie Huangfu, Yingyu Chen, Yi Zhang, Yuchen Pan, Junjun Jiang, Xianming Liu, Xianyun Sun, Caiyong Wang, Xingyu Liu, Zhaohua Chang, Guangzhe Zhao, et al.
    IEEE International Joint Conference on Biometrics (IJCB), Ljubljana, Slovenia, 2023
    [Paper] [Website] [Ranked 4th]

  • DFGC-VRA: DeepFake Game Competition on Visual Realism Assessment
    Bo Peng, Xianyun Sun, Caiyong Wang, Wei Wang, Jing Dong, Zhenan Sun, et al.
    IEEE International Joint Conference on Biometrics (IJCB), Ljubljana, Slovenia, 2023
    [Paper] [Website]

  • Visual Realism Assessment for Face-swap Videos
    Xianyun Sun, Beibei Dong, Caiyong Wang, Bo Peng, and Jing Dong
    International Conference on Image and Graphics (ICIG), Nanjing, China, 2023
    [Paper] [GitHub]

  • MetaScleraSeg: an effective meta-learning framework for generalized sclera segmentation
    Caiyong Wang, Haiqing Li, Wenhui Ma, Guangzhe Zhao, and Zhaofeng He
    Neural Computing and Applications (Volume: 35, Issue: 29, pp: 21797–21826, 21 August 2023)
    [Paper] [GitHub]

  • IrisGuideNet: Guided Localization and Segmentation Network for Unconstrained Iris Biometrics
    Jawad Muhammad, Caiyong Wang, Yunlong Wang, Kunbo Zhang, Zhenan Sun
    IEEE Transactions on Information Forensics and Security (IEEE T-IFS) ( Volume: 18, pp: 2723-2736, 19 April 2023 )
    [Paper] [GitHub]

  • Exploring Bias in Sclera Segmentation Models: A Group Evaluation Approach
    Matej Vitek, Abhijit Das, Diego Rafael Lucio, Luiz Antonio Zanlorensi, David Menotti, Jalil Nourmohammadi Khiarak, Mohsen Akbari Shahpar, Meysam Asgari-Chenaghlu, Farhang Jaryani, Juan E. Tapia, Andres Valenzuela, Caiyong Wang, Yunlong Wang, Zhaofeng He, Zhenan Sun, Fadi Boutros, Naser Damer, Jonas Henry Grebe, Arjan Kuijper, Kiran Raja, Gourav Gupta, Georgios Zampoukis, Lazaros Tsochatzidis, Ioannis Pratikakis, S. V. Aruna Kumar, B. S. Harish, Umapada Pal, Peter Peer and Vitomir Štruc
    IEEE Transactions on Information Forensics and Security (IEEE T-IFS) (Volume: 18, pp. 190-205, 2023)
    [Paper] [GitHub]

  • 多层次特征融合和注意力机制的道路裂缝模型
    宋榕榕, 王财勇, 田启川, 张琪
    计算机工程与应用(2023, 59(13): 281-288)
    [Paper]

2022

  • D-ESRGAN: A Dual-Encoder GAN with Residual CNN and Vision Transformer for Iris Image Super-Resolution
    Caiyong Wang, Tianhao Lu, Gaosheng Wu, Yunlong Wang, and Zhenan Sun
    IEEE International Joint Conference on Biometrics (IJCB), Abu Dhabi, United Arab Emirates, 2022
    [Paper]

  • Generating Intra- and Inter-Class Iris Images by Identity Contrast
    Chen Wang, Zhaofeng He, Caiyong Wang, and Qing Tian
    IEEE International Joint Conference on Biometrics (IJCB), Abu Dhabi, United Arab Emirates, 2022
    [Paper] [GitHub]

  • 结合Transformer与对称型编解码器的噪声虹膜图像分割方法
    顾正杰, 王财勇, 田启川, 张琪
    计算机辅助设计与图形学学报(2022, 34(12): 1887-1898)
    [Paper]

  • What happens next? Combining enhanced multilevel script learning and dual fusion strategies for script event prediction
    Pengpeng Zhou, Bin Wu, Caiyong Wang, Hao Peng, Juwei Yue, and Song Xiao
    International Journal of Intelligent Systems (IJIS) ( Volume: 37, Issue: 11, pp: 10001-10040, 03 September 2022 )
    [Paper] [GitHub]

  • Multitask deep active contour-based iris segmentation for off-angle iris images
    Tianhao Lu, Caiyong Wang, Yunlong Wang, and Zhenan Sun
    Journal of Electronic Imaging ( Volume: 31, Issue: 4, pp: 041211(1-21), 26 February 2022 )
    [Paper] [GitHub]

  • 基于关键点的眼睛定位和状态估计
    何勇, 孙哲南, 王财勇, 王云龙, 朱宇豪
    计算机应用与软件(2022, 39(04): 185-192)
    [Paper]

2021

  • NIR Iris Challenge Evaluation in Non-cooperative Environments: Segmentation and Localization
    Caiyong Wang, Yunlong Wang, Kunbo Zhang, Jawad Muhammad, Tianhao Lu, Qi Zhang, Qichuan Tian, Zhaofeng He, Zhenan Sun, et al.
    IEEE International Joint Conference on Biometrics (IJCB), Shenzhen, China, 2021
    [Paper] [Supplementary Material] [Website] [GitHub] [An interesting application]

  • CASIA-Face-Africa: A Large-scale African Face Image Database
    Jawad Muhammad, Yunlong Wang, Caiyong Wang, Kunbo Zhang, Zhenan Sun
    IEEE Transactions on Information Forensics and Security (IEEE T-IFS) ( Volume: 16, pp: 3634-3646, 16 June 2021 )
    [Paper] [Dataset]

  • Deep learning super-resolution electron microscopy based on deep residual attention network
    Jia Wang, Chuwen Lan, Caiyong Wang, Zehua Gao
    International Journal of Imaging Systems and Technology ( Volume: 31, Issue: 4, pp: 2158-2169, December 2021 )
    [Paper] [GitHub]

2020

  • SSBC 2020: Sclera Segmentation Benchmarking Competition in the Mobile Environment
    Matej Vitek, ABHIJIT DAS, Yann Pourcenoux, Alexandre Missler, Calvin Paumier, Sumanta Das, Ishita De Ghosh, Diego R. Lucio, Luiz Zanlorensi, David Menotti, Fadi Boutros, Naser Damer, Jonas Henry Grebe, Arjan Kuijper, Junxing Hu, yong he, Caiyong Wang, Hongda Liu, Yunlong Wang, Zhenan Sun, Daile Osorio, Christian Rathgeb, Christoph Busch, Juan Tapia Farias, Andres Valenzuela, Georgios Zampoukis, Lazaros Tsochatzidis, Ioannis Pratikakis, sabari nathan, Suganya R, Vineet Mehta, Abhinav Dhall, Kiran Raja, Gourav Gupta, Jalil Nourmohammadi Khiarak, Mohsen Akbari-Shahper, Farhang Jaryani, Meysam Asgari-Chenaghlu, Ritesh Vyas, Sristi Dakshit, Sagnik Dakshit, Peter Peer, Umapada Pal and Vitomir Struc
    IEEE International Joint Conference on Biometrics (IJCB), Online, Houston, USA, 2020
    [Paper] [Website]

  • Towards Complete and Accurate Iris Segmentation Using Deep Multi-Task Attention Network for Non-Cooperative Iris Recognition
    Caiyong Wang, Jawad Muhammad, Yunlong Wang, Zhaofeng He, Zhenan Sun
    IEEE Transactions on Information Forensics and Security ( Volume: 15, Issue: 1, pp: 2944-2959, Apr. 2020 )
    [Paper] [GitHub] [for Prof. Hugo Proença’s DeepGabor] [follow-up work1] [follow-up work2] [follow-up work3]
    [follow-up work4] [follow-up work5] [follow-up work6] [follow-up work7] [follow-up work8]

  • A Lightweight Multi-Label Segmentation Network for Mobile Iris Biometrics
    Caiyong Wang, Yunlong Wang, Boqiang Xu, Yong He, Zhiwei Dong, Zhenan Sun
    IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Barcelona, Spain, 2020
    [Paper]

  • ScleraSegNet: An Attention Assisted U-Net Model for Accurate Sclera Segmentation
    Caiyong Wang, Yunlong Wang, Yunfan Liu, Zhaofeng He, Ran He, Zhenan Sun
    IEEE Transactions on Biometrics, Behavior, and Identity Science ( Volume: 2, Issue: 1, pp: 40-54, Jan. 2020 )
    [Paper] [GitHub]

  • A Benchmark for Iris Segmentation
    Caiyong Wang, Zhenan Sun
    Journal of Computer Research and Development [in Chinese] ( Volume: 57, Issue: 2, pp: 395-412, Feb. 2020 )
    [Paper] [GitHub]

2019

  • ScleraSegNet: an Improved U-Net Model with Attention for Accurate Sclera Segmentation
    Caiyong Wang, Yong He, Yunfan Liu, Zhaofeng He, Ran He, Zhenan Sun
    International Conference on Biometrics (ICB), Crete, Greece, 2019
    [Paper] [GitHub] [Honorable Mention Paper Award]

  • Sclera Segmentation Benchmarking Competition in Cross-resolution Environment
    Abhijit Das, Umapada Pal, Michael Blumenstein, Caiyong Wang, Yong He, Yuhao Zhu, Zhenan Sun
    International Conference on Biometrics (ICB), Crete, Greece, 2019
    [Paper] [Website] [SSBC 2019 Winner]

  • Alignment Free and Distortion Robust Iris Recognition
    Min Ren, Caiyong Wang, Yunlong Wang, Zhenan Sun, Tieniu Tan
    International Conference on Biometrics (ICB), Crete, Greece, 2019
    [Paper] [arXiv]

  • Joint Iris Segmentation and Localization Using Deep Multi-task Learning Framework
    Caiyong Wang, Yuhao Zhu, Yunfan Liu, Ran He, Zhenan Sun
    arXiv preprint arXiv:1901.11195
    [arXiv] [GitHub]