Yicheng Cai is a first-year Ph.D. student in College of Information Sciences and Technology @ Penn State University, advised by Prof. Peng Liu and part of the Cyber Security Lab. Previously, he graduated from Sichuan University in 2024 with a Master’s Degree of Cybersecurity, advised by Prof. Haizhou Wang. Prior to that, he graduated summa cum laude (Rank 1/130) from Sichuan University in 2021 with a Bachelor’s Degree of Cybersecurity.
His current research interests include AI for cybersecurity, computer security, AI security. Previously, he researched on societal computing, misinformation, and social media bot.
🔥 News
- 2024.08: 🎉🎉 I joined Penn State University as a Ph.D. student.
- 2024.08: 🎉🎉 Our paper “Detecting Spam Movie Review under Coordinated Attack with Multi-View Explicit and Implicit Relations Semantics Fusion” was accepted by TIFS 2024!
📝 Publications
TIFS'24
- Yicheng Cai, Haizhou Wang, Hao Cao, Wenxian Wang, Lei Zhang, and Xingshu Chen.
- IEEE Transactions on Information Forensics and Security (TIFS 2024)
- The paper is about enhancing spam movie review detection by exploiting both explicit and implicit relations between reviews in coordinated spamming attacks.
- Code & Dataset
ESWA'23
- Yicheng Cai, Haizhou Wang, Huali Ye, Yanwen Jin, Wei Gao
- Expert Systems with Applications (ESWA 2023)
- The paper is about using multivariate time series feature to characterize dynamic variations of user depressive symptoms, thereby enhancing the accuracy and interpretability in depression detection.
- Code | Dataset
- Enhanced Representation Learning for Evolutionary Social Bot Detection by Combining Heterogeneous Information Fusion and Multi-Scale Feature Filtration
- Fengyuan Liu, Haizhou Wang, Yicheng Cai, Wenxian Wang, Lijun Zhou, Rui Tang, Xingshu Chen.
- Under Review, 2024.
- The paper is about using multi-modal feature fusion and multi-scale feature selection to achieve highly generalized social bot detection.
🎖 Honors and Awards
- Sep. 2021 - Jun. 2024, First Class Merit Based Fellowship (Top 3%)
- May. 2021, Honor Graduate of Sichuan Province (Top 3%)
- Aug. 2020, National College Student Information Security Contest (First Prize, Top 5%)
- Nov. 2018, National Scholarship (Top 1%)
🎓 Educations
- Aug. 2024 - Today, Ph.D. student at College of Information Sciences and Technology, Penn State University, Pennsylvania, United States.
- Sep. 2021 - Jun. 2024, Graduate student at School of Cyber Science and Engineering, Sichuan University, Sichuan, China.
- Sep. 2017 - Jun. 2021, Undergraduate student at School of Cyber Science and Engineering, Sichuan University, Sichuan, China.
🛡️ Services
- Journal Reviewer: IEEE TCSS 24’;