Jin Cheng (成锦)

Email: jincheng2@link.cuhk.edu.cn

About Me

 I am a Ph.D. candidate in the CUHKSZ-CUHK joint doctoral program, under the supervision of Prof. Jianwei Huang and Prof. John C.S. Lui with their valuable guidance. I also receive helpful support from Prof. Ningning Ding.

Prior to my doctoral studies, I received my Bachelor's degree from Xiamen University and my Master's degree from the University of Chinese Academy of Sciences.


[Research Interests] | [Publications] | [Working Experiences] | [Awards and Honors]

Research Interests

Network Economics, Online Learning (e.g., Multi-Armed Bandits), Data Trading, Database Management Systems

If you are interested in my research, please feel free to reach out to me for discussion :)


Selected Publications
  • J. Cheng, N. Ding, J. C.S. Lui, and J. Huang, "Continuous Query-based Data Trading," ACM SIGMETRICS, 2024. [PDF] (Acceptance rate 10%)
  • J. Cheng, X. Dai, N. Ding, J. C.S. Lui, and J. Huang, "BANCO: Drift-Aware Batched Bandits for Adaptive Proximity Graph Pruning," The ACM Web Conference (WWW), 2026. (Acceptance rate 20.1%)
  • J. Cheng, X. Dai, N. Ding, J. C.S. Lui, and J. Huang, "Trading Vector Data in Vector Databases," IEEE International Conference on Data Engineering (ICDE), 2026. [PDF]
  • J. Cheng, N. Ding, J. C.S. Lui, and J. Huang, "OSTOR: Online Scheduling Framework for Trading Continuous Queries," IEEE International Conference on Data Engineering (ICDE), 2025. [PDF] (Acceptance rate 19.76%)
  • J. Cheng, N. Ding, J. C.S. Lui, and J. Huang, "Trading Continuous Queries," IEEE Transactions on Mobile Computing, 2025. [PDF]
  • J. Cheng, N. Ding, J. C.S. Lui, and J. Huang, "COTRA: A Data Trading Framework for Multi-Source Data Cooperation," IEEE Transactions on Mobile Computing, 2025. [PDF]
  • J. Cheng, N. Ding, J. C.S. Lui, and J. Huang, "Cooperative Multi-source Data Trading," IEEE Global Communications Conference (GLOBECOM), 2024. [PDF]


Working Experiences

Teaching Assistant:

  • CUHKSZ EIE3280 Networks: Technology, Economics and Society
  • CUHKSZ MAT2040 Linear Algebra
  • CUHKSZ ECE4010 Machine Intelligence and Applications

Network Protocol R&D Engineer (Intern):

  • Video Architecture Department, Video Cloud Division, Bytedance, 2020.04-2020.11

Awards and Honors
  • Best Research Contributor Award, NCEL Workshop, 2024 & 2025
  • AI Scholarship (Science and Engineering), CUHKSZ, 2026
  • Student Travel Grant, ACM SIGMETRICS, 2024
  • Director's Excellence Award, the University of Chinese Academy of Sciences, 2020
  • Anniversary Scholarship (Top Tier, Only Awardee of This Level in the School), Xiamen University, 2019
  • National Scholarship (Postgraduates), Ministry of Education of China, 2021
  • National Scholarship (Undergraduates), Ministry of Education of China, 2016