Guanyu Cai (蔡冠宇)

I am a second-year Ph.D. student at the School of Software, Tsinghua University, advised by Prof. Jiliang Wang. I obtained my Master’s degree from Tsinghua University and my Bachelor’s degree from Central South University. My research interests include on-device LLM and Internet of Things (IoT).

Selected Publications

• Is Your NPU Ready for LLMs? Dissecting the Hidden Efficiency Bottlenecks in Mobile LLM Inference
  Guanyu Cai, Ruiming Tian, Lang Yang, Zhouhong Ren, Jinliang Yuan, Lingkun Li, Jiliang Wang
  ACM SIGMETRICS 2027 [PDF]
• Locating Your Smart Devices with a Single Speaker
  Guanyu Cai, Jiliang Wang
  ACM SenSys 2024 [PDF]
• ATP: Acoustic tracking and positioning under multipath and doppler effect
  Guanyu Cai, Jiliang Wang
  IEEE INFOCOM 2024 [PDF]

Honors and Awards

• 2025.06 Outstanding Graduate, Tsinghua University, 清华大学优秀毕业生
• 2024.12 National Scholarship, Ministry of Education, 研究生国家奖学金
• 2022.06 Outstanding Undergraduate, Hunan Provincial Department of Education, 湖南省优秀毕业生
• 2022.06 Outstanding Undergraduate, Central South University, 中南大学优秀毕业生
• 2021.12 National Scholarship, Ministry of Education, 国家奖学金
• 2020.11 Special Scholarship, Central South University, 中南大学特等奖学金
• 2019.12 National Scholarship, Ministry of Education, 国家奖学金

Education

• 2025.09 - present, Ph.D., School of Software, Tsinghua University
• 2022.09 - 2025.06, Master’s degree, School of Software, Tsinghua University
• 2018.09 - 2022.06, Bachelor’s degree, School of Computer Science and Engineering, Central South University