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Layer-Wise Adaptive Updating for Few-Shot Image Classification

Jul 16, 2020
Yunxiao Qin, Weiguo Zhang, Zezheng Wang, Chenxu Zhao, Jingping Shi


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Multi-Modal Face Anti-Spoofing Based on Central Difference Networks

Apr 17, 2020
Zitong Yu, Yunxiao Qin, Xiaobai Li, Zezheng Wang, Chenxu Zhao, Zhen Lei, Guoying Zhao

* 1st place in "Track Multi-Modal" of ChaLearn Face Anti-spoofing Attack Detection Challenge@CVPR2020; Accepted by CVPR2020 Media Forensics Workshop. arXiv admin note: text overlap with arXiv:2003.04092 

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Learning Meta Face Recognition in Unseen Domains

Mar 25, 2020
Jianzhu Guo, Xiangyu Zhu, Chenxu Zhao, Dong Cao, Zhen Lei, Stan Z. Li

* Accepted to CVPR2020 (Oral) 

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Deep Spatial Gradient and Temporal Depth Learning for Face Anti-spoofing

Mar 18, 2020
Zezheng Wang, Zitong Yu, Chenxu Zhao, Xiangyu Zhu, Yunxiao Qin, Qiusheng Zhou, Feng Zhou, Zhen Lei

* Accepted by CVPR2020 (oral) 

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Searching Central Difference Convolutional Networks for Face Anti-Spoofing

Mar 09, 2020
Zitong Yu, Chenxu Zhao, Zezheng Wang, Yunxiao Qin, Zhuo Su, Xiaobai Li, Feng Zhou, Guoying Zhao

* Accepted by CVPR2020 

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MetaAdvDet: Towards Robust Detection of Evolving Adversarial Attacks

Aug 06, 2019
Chen Ma, Chenxu Zhao, Hailin Shi, Li Chen, Junhai Yong, Dan Zeng

* 10 pages, 2 figures, accepted as the conference paper of Proceedings of the 27th ACM International Conference on Multimedia (MM'19) 

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Meta Anti-spoofing: Learning to Learn in Face Anti-spoofing

Apr 29, 2019
Chenxu Zhao, Yunxiao Qin, Zezheng Wang, Tianyu Fu, Hailin Shi

* 12 pages 

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Rethink and Redesign Meta learning

Dec 24, 2018
Yunxiao Qin, Weiguo Zhang, Chenxu Zhao, Zezheng Wang, Hailin Shi, Guojun Qi, Jingping Shi, Zhen Lei

* 16 pages. arXiv admin note: text overlap with arXiv:1811.07545 

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CASIA-SURF: A Dataset and Benchmark for Large-scale Multi-modal Face Anti-spoofing

Dec 23, 2018
Shifeng Zhang, Xiaobo Wang, Ajian Liu, Chenxu Zhao, Jun Wan, Sergio Escalera, Hailin Shi, Zezheng Wang, Stan Z. Li

* 10 pages, 8 figures, 6 tables 

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CASIA-SURF: A Dataset and Benchmark for Large-scale Multi-modal Face Anti-Spoofing

Dec 02, 2018
Shifeng Zhang, Xiaobo Wang, Ajian Liu, Chenxu Zhao, Jun Wan, Sergio Escalera, Hailin Shi, Zezheng Wang, Stan Z. Li

* 10 pages, 8 figures, 6 tables 

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Exploiting temporal and depth information for multi-frame face anti-spoofing

Nov 26, 2018
Zezheng Wang, Chenxu Zhao, Yunxiao Qin, Qiusheng Zhou, Zhen Lei


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Representation based and Attention augmented Meta learning

Nov 26, 2018
Yunxiao Qin, Chenxu Zhao, Zezheng Wang, Junliang Xing, Jun Wan, Zhen Lei

* 10 pages, 6 figures 

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A Hybrid Solution to improve Iteration Efficiency in the Distributed Learning

Nov 24, 2014
Junxiong Wang, Hongzhi Wang, Chenxu Zhao

* Unfinished job, with completed mathematical proof while experiments are in process now. We plan to submit this paper to icml2015 

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