I am currently a third-year Ph.D. student in the Department of Computer Science and Technology at Tsinghua University, advised by Prof. Lifeng Sun. Before that, I received my bachelor degree from the School of Computer Science and Technology at Huazhong University of Science and Technology. My current research focuses on multimedia network streaming, including adaptive video streaming and low-latency live streaming 
📖 Educations
- 2018.09 - 2022.07, Undergraduate, School of Computer Science and Technology, Huazhong University of Science and Technology.
- 2022.09 - Present, Ph.D., Department of Computer Science and Technology, Tsinghua University.
💻 Internships
- 2023.06 - 2024.07, Alibaba, Hangzhou.
- 2025.09 - Present, Kuaishou, Beijing.
🎖 Honors and Awards
- 2020.12 Merit Student of HUST
- 2020.12 National Scholarship (Undergraduate)
- 2021.04 Second Prize in the Final of The Chinese Mathematics Competitions (CMC)
📝 Publications
Conference Papers
Enhanced Bandwidth Measurement and Robust Rate Adaptation for Low-latency Live Streaming
Jiahui Chen, Yiding Yu, Libo Wang, Ying Chen, Tianchi Huang, Lifeng Sun
INFOCOM 2025
HiVid: LLM-Guided Video Saliency For Content-Aware VOD And Live Streaming
Jiahui Chen, Bo Peng, Lianchen Jia, Zeyu Zhang, Tianchi Huang, Lifeng Sun
ICLR 2026
Journal Papers
FedDef: Defense Against Gradient Leakage in Federated Learning-based Network Intrusion Detection Systems
Jiahui Chen, Yi Zhao, Qi Li, Xuewei Feng, Ke Xu
TIFS 2023
Towards Robust Low-Latency Live Streaming: Measurement, Prediction, and Rate Adaptation under Uncertainty
Jiahui Chen, Yiding Yu, Libo Wang, Ying Chen, Tianchi Huang, Lifeng Sun
TMC 2026
Magazine Papers
Collaboration-enabled intelligent internet architecture: Opportunities and challenges
Yi Zhao, Ke Xu, Jiahui Chen, Qi Tan
IEEE Network 2022
📝 Services
- Reviewer in ICME 2026, AAAI 2026, ICML 2026, TMC 2026
- Reviewer in ICME 2025, ACMMM 2025
- Reviewer in ICME 2024
- Reviewer in TIFS 2023