Zi Yang

Topic level expertise search over heterogeneous networks

Jie Tang, Jing Zhang, Ruoming Jin et al. · Machine Learning · 2010 · 92 citations · Full text

Computational Social Science, Network Science, Information Retrieval +9

An End-to-End Attack on Text CAPTCHAs

Zi Yang, Haichang Gao, Zhouhang Cheng et al. · IEEE Transactions on Information Forensics and Security · 2019 · 66 citations

Natural Language Processing, Text-based Captchas, Captcha Scheme +15

Recommendation over a Heterogeneous Social Network

Jing Zhang, Jie Tang, Bangyong Liang et al. · 2008 · 42 citations

Ranking Algorithm, Engineering, Learning To Rank +18

Heterogeneous cross domain ranking in latent space

Bo Wang, Jie Tang, Wei Fan et al. · 2009 · 37 citations

Ranking Algorithm, Engineering, Machine Learning +17

Research on the Security of Visual Reasoning {CAPTCHA}

Yipeng Gao, Haichang Gao, Sainan Luo et al. · USENIX Security Symposium · 2021 · 16 citations

Cognitive Science, Engineering, Visual Reasoning +4