About Me

I am a student at City University of Hong Kong

My research interests include:

World/Agent Models, Large Language Models, AI4Rec

🔥 News

2026.04: 🎉🎉 One paper is accepted by ACL’26 (Main)!
2026.01: My exchange experience has been posted by the Global Engagement Office (GEO) on Instagram and their official website. Know more | IG | Official |
2026.01: 🎉🎉 My first paper has been accepted by WWW’26 (Oral), thanks to all my co-authors!
2025.02: 🎉🎉 EPFL Exchange starts

Publications

WWW '26 Oral

[1] BlossomRec: Block-level Fused Sparse Attention Mechanism for Sequential Recommendations

Mengyang Ma, Xiaopeng Li, Wanyu Wang, Zhaocheng Du, Jingtong Gao, Pengyue Jia, Yuyang Ye, Yiqi Wang, Yunpeng Weng, Weihong Luo, Xiao Han, and Xiangyu Zhao. (CCF-A)

[PDF] Code

In Proceedings of the ACM Web Conference 2026 (WWW ‘26), April 13–17, 2026, Dubai, United Arab Emirates. https://doi.org/10.1145/3774904.3792408

[2] MTA: A Merge-then-Adapt Framework for Personalized Large Language Models

Xiaopeng Li, Yuanjin Zheng, Wanyu Wang, Wenlin Zhang, Pengyue Jia, Yingyi Zhang, Haiying He, Mengyang Ma, Yiqi Wang, Maolin Wang, Xuetao Wei,and Xiangyu Zhao. ACL ‘26 (Main) (CCF-A)

Honors and Awards

Class Ambassadors, 2026.
Student Representative of Joint Staff and Undergraduate Students Consultative Committee, 2024.
XYD Scholarship, 2023.

Educations

Swiss Federal Institute of Technology (EPFL) 2025 Spring

Exchange, Computer Science

City University of Hong Kong (CityU DS) 2022—2026

B.Sc., Data Science

Internships

Welcome to invite me to join your company as an intern!

ronin.ma@my.cityu.edu.hk (Open to Work!!!)