A photo of myself

Hi! I am Yiu-Fai (Frankie) CHEUNG 張耀輝. 👋🏻

I am a final-year student majoring in Computer Science at The Chinese University of Hong Kong ( CUHK ). I am also enrolled in the ELITE Stream of the Faculty of Engineering.

My research interest includes reliability and safety of Large Language Models, multi-agent systems and related applications.

I am actively seeking opportunities for PhD programs. Currently, I am working closely with Prof. Wenxuan Wang .

Education

B.Sc. in Computer Science

The Chinese University of Hong Kong (CUHK) ― Sep 2022 - Present

  • CGPA: 3.800
  • Major in Computer Science, Minor in Statistics
  • Enrolled in ELITE Stream of the Faculty of Engineering

2023 Globex Julmester Program

College of Engineering, Peking University ― Jul 2023

  • 3-week summer school program in Peking University
  • Course taken: “Machine Learning Algorithms: From Math to Code”

Publications

2025

  • Beyond the Leaderboard: Rethinking Medical Benchmarks for Large Language Models

    Zizhan Ma, Wenxuan Wang, Guo Yu, Yiu-Fai Cheung, Meidan Ding, Jie Liu, Wenting Chen, Linlin Shen

    arXiv

    Paper

Research experiences

UG Summer Research Internship

Department of Computer Science and Engineering, CUHK ― Jun 2025 - Aug 2025

  • Project title: Rethinking Medical LLM Benchmarks
  • Developed a lifecycle-oriented assessment framework specifically designed for medical benchmarks for LLMs
  • Conducted an in-depth empirical evaluation of 53 medical LLM benchmarks, uncovering widespread, systemic issues of the current evaluation landscape

Research Assistant - Application of LLM on medical meta-analysis

Department of Computer Science and Engineering, CUHK ― Jun 2024 - Present

  • Construct a dataset of medical meta-analysis
  • Evaluate performance of existing closed-source and open-source LLMs on meta-analysis-related tasks
  • Fine-tuned open-source LLMs, leading to notable improvements in different tasks

Other Experiences

iGEM 2025

School of Life Sciences and Department of Biomedical Engineering, CUHK ― Jan 2025 - Oct 2025

  • Website Team Lead, Modeling Team Member

Software Developer Intern

KEEP (Knowledge and Education Exchange Platform) ― Jun 2024 - Jan 2025

  • Supervised by Prof. Irwin King
  • Participate in the development of AI course assessment platform using React and Node.js
  • Develop the backend of online course searching platform with Node.js and Python
  • Work on the game logic and backend of gamification classroom project using Roblox and Python

Awards