Zechao Chen (Thatcher Chen)

📣 What’s up

Looking for potential collaborations on agent memory systems.
Please do not hesitate to drop me an email if you would like collaborations.

🌱 Info

PhD, The Hong Kong University of Science and Technology (Guangzhou)
Supervisor: Nan Tang
CV: Link

🔭️ Research interest

  • AI4DB
    • Context graph for document AI
  • DB4AI
    • Graph memory system for LLM Agents
    • Floating-point data compression for machine learning

📚 Publication

  • Serf: Streaming Error-Bounded Floating-Point Compression
    Ruiyuan Li, Zechao Chen, Ruyun Lu, Xiaolong Xu, Guangchao Yang, Chao Chen, Jie Bao, Yu Zheng
    ACM SIGMOD 2025
    Paper, Poster, Repo

🛠️ Projects

  • Start-DB: An open-source spatio-temporal data management and mining system.
  • CUPID-DB: A spatial-temporal data management system, which support a set of executing engines.
  • CUPID-DB Frontend & Backend: Subprojects of CUPID-DB.
  • UniBase: A RDBMS written in C/C++, which is used as a teaching example.
  • VBase: A vector database based on PostgreSQL.

💬 Contact

📬 Email: zecc [at] acm.org
🐈 GitHub: ThatcherChen