Jiahao Xu Ph.D. student Department of Computer Science and Engineering The Chinese University of Hong Kong Supervisor: Prof. Bei YU Email: jhxu24@cse.cuhk.edu.hk

Biography

I am a second-year Ph.D. student at the Department of Computer Science and Engineering, The Chinese University of Hong Kong (CUHK), under the supervision of Prof. Bei Yu since Fall 2024. Previously, I received my bachelor degree from Zhili College, Tsinghua University in 2024.

Education

Bachelor of Science, Information and Computing Science, Zhili College, Tsinghua University (THU), Sep/2020 - June/2024

Ph.D., Computer Science and Engineering, The Chinese University of Hong Kong (CUHK), Aug/2024 - Now

Selected Awards

The 36th National Olympiad in Informatics Silver Medal	NOI	2019
The 46th ICPC Asia Regional Contest Jinan Site 2021 Gold Medal	ICPC	2021

Internship Experience

Research Intern	Huawei Noah's Ark Lab, Hong Kong, China	Dec. 2024 - Jun. 2025
Participated in research projects related to MOE and speculative sampling. Implemented and tested new features for the research team based on deepseek-R1. Collected, cleaned, and analyzed data using Python. Reviewed academic papers and summarized key findings for the research team.

Project Experience

AI-assisted indoor antenna layout automation tool	China Mobile Hong Kong, Hong Kong, China	Sep. 2025 - Now
Develop AI-assisted antenna deployment algorithms. Training a CNN network to predict signal coverage heatmaps Collected, cleaned, and analyzed data using Python. Continuously iterate and optimize 3D modeling simulation and heuristic optimization algorithms.

Publications

• [C1] Jiahao Xu, Yibin Zhang, Shenghan Gao, Jiecheng Huang, Ming Yang, and Wenjian Yu, “A 2-D Multi-Dielectric Capacitance Solver Based on Floating Random Walk Method”, in 2023 China Semiconductor Technology International Conference (CSTIC), Shanghai, China, 2023, pp. 1-3.

• [C2] Shengbo Tong, Haoyuan Li, Jiahao Xu, Chunyan Pei, Wenjian Yu, Shengjun Liu, and Jian Shen. 2025. “EasyPart: An Effective and Comprehensive Hypergraph Partitioner for FPGA-based Emulation”. In Proceedings of the 43rd IEEE/ACM International Conference on Computer-Aided Design (ICCAD '24). Association for Computing Machinery, New York, NY, USA, Article 103, 1–9. https://doi.org/10.1145/3676536.3676680

• [C3] Jiahao Xu, Chunyan Pei, Shengbo Tong, and Wenjian Yu. 2025. “Efficient Hypergraph Modeling of VLSI Circuits for the MFS-Based Emulation and Simulation Acceleration”. In Proceedings of the 30th Asia and South Pacific Design Automation Conference (ASPDAC '25). Association for Computing Machinery, New York, NY, USA, 1314–1320. https://doi.org/10.1145/3658617.3697758

• [J1] Jiahao Xu, Zhuolun He, Shuo Yin, Yuan Pu, Wenjian Yu, and Bei Yu. 2025. “EasyMRC: Efficient Mask Rule Checking via Representative Edge Sampling”. ACM Trans. Des. Autom. Electron. Syst. 30, 3, Article 47 (May 2025), 19 pages. https://doi.org/10.1145/3723044

• [C4] Shuo Yin, Jiahao Xu, Jiaxi Jiang, Mingjun Li, Yuzhe Ma, Tsung-Yi Ho, Bei Yu, “G-Contour: GPU Accelerated Contour Tracing For Large-Scale Layouts”2025 IEEE/ACM International Conference On Computer Aided Design (ICCAD), Munich, Germany, 2025, pp. 1-9, doi: 10.1109/ICCAD66269.2025.11240932.

• [J2] Jiahao Xu, Yuan Pu, Yu Zhang, Fangzhou Liu, Wenjian Yu, Kai-Yuan Chao, Bei Yu, “Easyn: Resynthesis and Legalization Joint NIMCH Design Placement”in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, doi: 10.1109/TCAD.2025.3649428.

• [C5] Jiahao Xu, Yuhao Ji, Yifan Shi, Zizheng Guo, Zuodong Zhang, Yibo Lin, Bei Yu, “Obstacle-Aware Timing-Driven Buffer Insertion via Feasible Shallow-Light Topology Reconstruction”. In proceedings of the 32nd Asia and South Pacific Design Automation Conference (ASP-DAC 2027).