Yuhang Chen

CS Ph.D.

Biography

I am currently a research fellow at the School of Computing, National University of Singapore, supervised by Dr. BingSheng He.

I obtained my B.E degree from School of Computer Science and Technology, Huazhong University of Science and Technology in Jun. 2020.

I obtained my Ph.D. degree from School of Computing, National University of Singapore in Jan. 2026.

My research interests are database systems, graph algorithms, and high performance computing.

Education

Huazhong University of Science and Technology, Wuhan, China

Sep. 2016 – Jun. 2020

B.E. in Computer Science and Technology
GPA: 91.29/100 3.95/4
Rank: 2/312(CS)
National University of Singapore, Singapore

Aug. 2020 - Jan. 2026

Ph.D. in Computer Science

Working Experience

National University of Singapore (Research Fellow), Singapore

Jan. 2026 - Now

Implemented several high-performance graph computing algorithms on solving the several real-world applications.
TokkaLabs (Quantitative Research Intern), Singapore

Jul. 2025 - Dec. 2025

Developed and implemented several path-finding algorithms to maximize transaction output across DEX networks.
Engineered indexing and dynamic update optimizations to enhance the speed of the offline path-finding algorithm.
Conducted quantitative analysis on the leading performance indicators of various CEX exchanges.
Ant Group (Research Intern), Hangzhou, China

Feb. 2025 - May 2025

Designed and deployed a high-performance distributed system for attributed community detection, capable of scaling to graphs with billions of nodes.
Proposed and implemented communication and computation-based optimizations that accelerated the distributed system's runtime by approximately 3-4X.

Selected Publications

ThunderRW: An In-Memory Graph Random Walk Engine
Shixuan Sun, Yuhang Chen, Shengliang Lu, Bingsheng He, Yuchen Li
International Conference on Very Large Data Bases (VLDB), 2021.
PathEnum: Towards Real-Time Hop-Constrained s-t Path Enumeration
Shixuan Sun, Yuhang Chen, Bingsheng He, Bryan Hooi
ACM SIGMOD International Conference on Management of Data (SIGMOD), 2021.
Spade+: A Generic Real-Time Fraud Detection Framework on Dynamic Graphs
Jiaxin Jiang, Yuhang Chen, Bingsheng He, Min Chen, Jia Chen
IEEE Transactions on Knowledge and Data Engineering (TKDE), 2024.
RUSH: Real-time Burst Subgraph Detection in Dynamic Graphs
Yuhang Chen, Jiaxin Jiang, Shixuan Sun, Bingsheng He, Min Chen
International Conference on Very Large Data Bases (VLDB), 2024.
RICH: Real-time Identification of negative Cycles for High-efficiency arbitrage
Bingqiao Luo, Jiaxin Jiang, Yuhang Chen, Bingsheng He, et al
International Conference on Very Large Data Bases (VLDB), 2025.
BLITZ: A Flexible and Efficient Graph Mining System
Yuhang Chen, Shixuan Sun, Jiaxin Jiang, Bingsheng He, Yuchen Li
IEEE Transactions on Knowledge and Data Engineering (TKDE), 2025.
Community Detection in Heterogeneous Information Networks Without Materialization
Jiaxin Jiang, Siyuan Yao, Yuhang Chen, Yudong Niu, Bingsheng He, Yuchen Li, Shixuan Sun, Yongchao Liu
ACM SIGMOD International Conference on Management of Data (SIGMOD), 2025.
TRADER: Real-Time Arbitrage Detection via Negative Cycles on Dynamic Graphs
Bingqiao Luo, Yuhang Chen, Jiaxin Jinag, Yuheng Cong, Ziyu He, Shixuan Sun, Bingsheng He
42nd IEEE International Conference on Data Engineering (ICDE), 2026.
ORDER: Optimal Routing with Path Indexing in Exchange Graph
Bingqiao Luo, Yuhang Chen, Jiaxin Jinag, Yuheng Cong, Ziyu He, Shixuan Sun, Bingsheng He
ACM SIGMOD International Conference on Management of Data (SIGMOD), 2026.

Teaching Experiences

Teaching Assistant, NUS, CS2030S(2021), CS1010E(2021), CS4225/5425(2022)
Teaching Assistant, HUST, Data Structure(2018)

Selected Awards

Research Achievement Award(5%), National University of Singapore

2024
Outstanding Graduate award, Huazhong University of Science and Technology

2020
University Scholarship (HUST Merit Student, Top 5%)

2018,2019
China National Scholarship(Top 2%)

2018