I am currently an Assistant Professor with the Department of Computer Science at Hong Kong Baptist University. I earned a Ph.D.๐Ÿ‘จ๐Ÿปโ€๐ŸŽ“ in computer science from Nanyang Technological University, followed by a postdoctoral stint at the National University of Singapore. I am a recipient of the 2021 VLDB Best Research Paper Award๐Ÿ† and the 2022 SIGMOD Research Highlight Award๐Ÿ†. Broadly speaking, my research focuses on big data science and engineering, which involves developing effective and/or efficient algorithms, models, and systems for large-scale data management, mining, and analysis. I am also affiliated with Database Research Group at HKBU.

Research Interests

  • ๐Ÿ—ƒ๏ธDatabases and data management: graph databases, vector databases
  • ๐ŸŒWeb and information retrieval: web/e-commerce search & ranking, recommender systems, social networks and media, dialogue systems
  • ๐Ÿ“ŠData mining and analytics: graph, text, tabular, multimodal data mining and analytics
  • ๐Ÿค–Machine learning: data-centric machine learning, graph learning, efficient LLMs, AI4X

News

  • Nov 23, 2025: 3 papers were accepted to KDD 2026๐ŸŽ‰๐ŸŽ‰๐ŸŽ‰
  • Aug 23, 2025: 1 paper was accepted to SIGMOD 2026๐ŸŽ‰

Selected Honors

Academic Services

  • ๐Ÿ‘จ๐Ÿปโ€โš–๏ธProceedings co-chair: MDM 2024-2025
  • ๐Ÿ‘จ๐Ÿปโ€โš–๏ธSession chair: ICDE 2025
  • ๐Ÿ‘จ๐Ÿปโ€๐Ÿ’ปProgram committee member for the following conferences/workshops:
    • DB: SIGMOD 2027, VLDB 2026-2027, ICDE 2024-2026
    • DM&IR: KDD 2022-2026, WWW 2022-2026, SIGIR 2025-2026, WSDM 2023-2026, CIKM 2024-2025, ECML-PKDD 2022
    • ML: NeurIPS 2025, IJCAI 2024-2026, AAAI 2026, ECAI 2025
  • ๐Ÿ‘จ๐Ÿปโ€๐Ÿ’ปInvited reviewer for the following journals: TKDE, VLDBJ, TKDD.

Teaching