YuLiang Sun

YuLiang Sun

1st-year PhD. student in Computer Science and Engineering

The Chinese University of Hong Kong

Biography

I’m a CS PhD student at The Chinese University of Hong Kong, supervised by Prof.Irwin King. I’m now interested in the fields of recommendation systems and LLMs, special in generative recommendation systems and LLM post-training. I’d like to make these systems more effective and user-friendly. Here is my English CV and Chinese CV.

Interests
  • Generative Recommendation Systems
  • LLM Security and Privacy
  • LLM Post-training
Education
  • BEng in Computer Science and Technology, 2021-2025

    Beihang University

  • Exchange Student in Computer Science, 2025 Spring

    Stuttgart University

  • PhD Student in Computer Science and Engineering, 2025-present

    The Chinese University of Hong Kong

Experiences

 
 
 
 
 
MISC Lab, CUHK
Research Assistant and PhD Student
April 2024 – Present Hong Kong SAR, China
Design a new method for transferring language model watermarks to image-to-text models. Learn about methods for generative recommendation systems.
 
 
 
 
 
University of Stuttgart
Exchange Student
March 2025 – June 2025 Stuttgart, Germany
Learn Deutsch and Reinforcement Learning courses.
 
 
 
 
 
Knowledge Engineering Group(KEG), THU
Research Assistant
April 2023 – December 2024 Beijing, China
Design a comprehensive benchmark for evaluating LLM watermark algorithms called WaterBench. Learn about methods for LLM jailbreaking and defense.
 
 
 
 
 
Advanced Computer Technology Institute(ACT), BUAA
Research Assistant
January 2023 – April 2023 Beijing, China
Data preprocess for AirQA Civil Aviation Passenger Question and Answer System.

Projects

BattleByte Real-time Code Battle Platform
Developed using VueJs, SpringBoot framework, and Tencent Cloud servers, this online battle website enables real-time programming battles with multiple concurrent users, featuring user systems, battle systems, and question database systems.
BattleByte Real-time Code Battle Platform
BUAA Price Comparison Flea Market
A front-end and back-end interactive website using ReactJS, Flask framework and Huawei Cloud Database, including user system, comment system, commodity trading system and other functions.
BUAA Price Comparison Flea Market
A Compiler based on SysY
A compiler in Java converting source code in SysY(a sub set of the C language) to LLVM IR intermediate code.
A Compiler based on SysY

Awards

Second-class Prize of the 15th Lanqiao Cup Python A Group
Scholarships for Outstanding Second-class Competitions
Third-class Prize of the 14th Lanqiao Cup C/C++ Graduate Group
Scholarships for Outstanding Second-class Learning
Scholarships for Outstanding Second-class Competitions