Liu, Ajian

18 publications

AAAI 2025 Interpretable Face Anti-Spoofing: Enhancing Generalization with Multimodal Large Language Models Guosheng Zhang, Keyao Wang, Haixiao Yue, Ajian Liu, Gang Zhang, Kun Yao, Errui Ding, Jingdong Wang

AAAI 2025 Mixture-of-Attack-Experts with Class Regularization for Unified Physical-Digital Face Attack Detection Shunxin Chen, Ajian Liu, Junze Zheng, Jun Wan, Kailai Peng, Sergio Escalera, Zhen Lei

ICCV 2025 Not All Frame Features Are Equal: Video-to-4D Generation via Decoupling Dynamic-Static Features Liying Yang, Chen Liu, Zhenwei Zhu, Ajian Liu, Hui Ma, Jian Nong, Yanyan Liang

CVPR 2025 Recover and Match: Open-Vocabulary Multi-Label Recognition Through Knowledge-Constrained Optimal Transport Hao Tan, Zichang Tan, Jun Li, Ajian Liu, Jun Wan, Zhen Lei

ICLR 2025 TASAR: Transfer-Based Attack on Skeletal Action Recognition Yunfeng Diao, Baiqi Wu, Ruixuan Zhang, Ajian Liu, Xiaoshuai Hao, Xingxing Wei, Meng Wang, He Wang

CVPR 2024 CFPL-FAS: Class Free Prompt Learning for Generalizable Face Anti-Spoofing Ajian Liu, Shuai Xue, Jianwen Gan, Jun Wan, Yanyan Liang, Jiankang Deng, Sergio Escalera, Zhen Lei

CVPRW 2024 Joint Physical-Digital Facial Attack Detection via Simulating Spoofing Clues Xianhua He, Dashuang Liang, Song Yang, Zhanlong Hao, Hui Ma, Binjie Mao, Xi Li, Yao Wang, Pengfei Yan, Ajian Liu

AAAI 2024 Multi-Domain Incremental Learning for Face Presentation Attack Detection Keyao Wang, Guosheng Zhang, Haixiao Yue, Ajian Liu, Gang Zhang, Haocheng Feng, Junyu Han, Errui Ding, Jingdong Wang

CVPRW 2024 Unified Physical-Digital Attack Detection Challenge Haocheng Yuan, Ajian Liu, Junze Zheng, Jun Wan, Jiankang Deng, Sergio Escalera, Hugo Jair Escalante, Isabelle Guyon, Zhen Lei

IJCAI 2024 Unified Physical-Digital Face Attack Detection Hao Fang, Ajian Liu, Haocheng Yuan, Junze Zheng, Dingheng Zeng, Yanhong Liu, Jiankang Deng, Sergio Escalera, Xiaoming Liu, Jun Wan, Zhen Lei

CVPRW 2023 Attack-Agnostic Deep Face Anti-Spoofing Ajian Liu, Zichang Tan, Yanyan Liang, Jun Wan

CVPRW 2023 Flexible-Modal Face Anti-Spoofing: A Benchmark Zitong Yu, Ajian Liu, Chenxu Zhao, Kevin H. M. Cheng, Xu Cheng, Guoying Zhao

CVPRW 2023 Surveillance Face Presentation Attack Detection Challenge Hao Fang, Ajian Liu, Jun Wan, Sergio Escalera, Hugo Jair Escalante, Zhen Lei

CVPRW 2023 Wild Face Anti-Spoofing Challenge 2023: Benchmark and Results Dong Wang, Jia Guo, Qiqi Shao, Haochi He, Zhian Chen, Chuanbao Xiao, Ajian Liu, Sergio Escalera, Hugo Jair Escalante, Zhen Lei, Jun Wan, Jiankang Deng

IJCAI 2022 MA-ViT: Modality-Agnostic Vision Transformers for Face Anti-Spoofing Ajian Liu, Yanyan Liang

ICCVW 2021 3D High-Fidelity Mask Face Presentation Attack Detection Challenge Ajian Liu, Chenxu Zhao, Zitong Yu, Anyang Su, Xing Liu, Zijian Kong, Jun Wan, Sergio Escalera, Hugo Jair Escalante, Zhen Lei, Guodong Guo

WACV 2021 CASIA-SURF CeFA: A Benchmark for Multi-Modal Cross-Ethnicity Face Anti-Spoofing Ajian Liu, Zichang Tan, Jun Wan, Sergio Escalera, Guodong Guo, Stan Z. Li

CVPRW 2019 Multi-Modal Face Anti-Spoofing Attack Detection Challenge at CVPR2019 Ajian Liu, Jun Wan, Sergio Escalera, Hugo Jair Escalante, Zichang Tan, Qi Yuan, Kai Wang, Chi Lin, Guodong Guo, Isabelle Guyon, Stan Z. Li