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Rehearsal-Free Domain Continual Face Anti-Spoofing: Generalize More and Forget Less


Mar 16, 2023
Rizhao Cai, Yawen Cui, Zhi Li, Zitong Yu, Haoliang Li, Yongjian Hu, Alex Kot

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Evaluating the Efficacy of Skincare Product: A Realistic Short-Term Facial Pore Simulation


Feb 23, 2023
Ling Li, Bandara Dissanayake, Tatsuya Omotezako, Yunjie Zhong, Qing Zhang, Rizhao Cai, Qian Zheng, Dennis Sng, Weisi Lin, Yufei Wang, Alex C Kot

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* 6 pages, 7 figures 

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Generalized Few-Shot Continual Learning with Contrastive Mixture of Adapters


Feb 12, 2023
Yawen Cui, Zitong Yu, Rizhao Cai, Xun Wang, Alex C. Kot, Li Liu

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* Submitted to International Journal of Computer Vision (IJCV) 

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Rethinking Vision Transformer and Masked Autoencoder in Multimodal Face Anti-Spoofing


Feb 11, 2023
Zitong Yu, Rizhao Cai, Yawen Cui, Xin Liu, Yongjian Hu, Alex Kot

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Toward domain generalized pruning by scoring out-of-distribution importance


Oct 25, 2022
Rizhao Cai, Haoliang Li, Alex Kot

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* Accepted in Workshop on Distribution Shifts, 36th Conference on Neural Information Processing Systems (NeurIPS 2022) 

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Forensicability Assessment of Questioned Images in Recapturing Detection


Sep 05, 2022
Changsheng Chen, Lin Zhao, Rizhao Cai, Zitong Yu, Jiwu Huang, Alex C. Kot

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* 12 pages, 10 figures, 2 tables (Submitted to TIFS July-2022) 

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Benchmarking Joint Face Spoofing and Forgery Detection with Visual and Physiological Cues


Aug 10, 2022
Zitong Yu, Rizhao Cai, Zhi Li, Wenhan Yang, Jingang Shi, Alex C. Kot

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* submitted to IEEE Transactions on Information Forensics and Security (TIFS) 

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One-Class Knowledge Distillation for Face Presentation Attack Detection


May 08, 2022
Zhi Li, Rizhao Cai, Haoliang Li, Kwok-Yan Lam, Yongjian Hu, Alex C. Kot

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Automatic Facial Skin Feature Detection for Everyone


Mar 30, 2022
Qian Zheng, Ankur Purwar, Heng Zhao, Guang Liang Lim, Ling Li, Debasish Behera, Qian Wang, Min Tan, Rizhao Cai, Jennifer Werner, Dennis Sng, Maurice van Steensel, Weisi Lin, Alex C Kot

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* Accepted by the conference of Electronic Imaging (EI) 2022 

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Learning Meta Pattern for Face Anti-Spoofing


Oct 13, 2021
Rizhao Cai, Zhi Li, Renjie Wan, Haoliang Li, Yongjian Hu, Alex Chichung Kot

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* Submitted to IEEE T-IFS. Haoliang Li is the corresponding author 

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