About Me

I am an Associate Professor at the College of Life Science and Technology, Huazhong University of Science and Technology. My research interests include readout electronics for medical imaging devices, brain computer interface, brain sensing and stimulation, ultrasonic imaging, high-performance reconfigurable hardware, ultra-fast signal sampling and processing, mobile sensing, deep learning, signal processing, and embedded system design.

Research Goals

• Brain Sensing and Stimulation
• Earable sensing
• Ultrasonic sensing for medical and industrial applications
• Multi-channel high-speed data acquisition systems

Recent Publications

1. Yi Hu;, Junhui Hu;, Yifei Yang;, Menglan Hu;, Kai Peng;, Tianyue Zheng;, Chao Cai;, Zehui Xiong. "Energy-aware Service Mesh Deployment and Online Request Routing in Edge: A Hierarchical Deep Reinforcement Learning Approach", in IEEE Transactions on Mobile Computing, 2026
2. Menglan Hu,Biao Ouyang,Rui Cai,Kai Peng,Yan Dong,Chao Cai,Zehui Xiong. "Lightweight QoS-Aware Routing for Large-scale LEO Satellite Networks via Hierarchical Reinforcement Learning", in IEEE Transactions on Vehicular Technology, 2026
3. Chaoyi Sun, Chao Cai. ADALA: A Wake-up Word Detection. "Framework Based on Adaptive Semi-supervised learning and Large Language Model. INTERSPEECH", 2026
4. X Han, T Zheng, M Hu, C Cai, TX Han, J Luo. "RayLoc: Wireless indoor localization via fully differentiable ray-tracing", in ACM Ubicomp, 2026
5. K Peng, X Liu, D Han, Y Hu, M Hu, C Cai, Z Xiong. "Hybrid Orchestration of AI Services and Microservices in Cloud-Edge Collaboration", in IEEE Transactions on Mobile Computing, 2026

View full publication list

Students

• Jiawen Zhou, graduated master student, awarded excellent graduate student and National Scholarship
• Fei Wang, Ph.D. student, awarded rising star and National Scholarship
• Ziyi Weng, master student, awarded National Scholarship
• Jiale Zhang, master student
• Linyi Liu, master student

Teaching

• Analog Circuit
• Embedded System Design

Books

• Acoustic Sensing on Commodity Devices and Its Applications

Professional Activity

• TPC member for IEEE TrustCom
• TPC member for IEEE MASS
• Editor for Multimodal Sensing, Computing and Their Monitoring Application
• Editor for Quantum Wireless Sensing

Reviewer Service

• IEEE Transactions on Mobile Computing
• IEEE Transactions on Parallel and Distributed Computing
• IEEE Transactions on Networking
• IEEE Transactions on Vehicular Technology
• IEEE Transactions on Communications
• IEEE Transactions on Mechatronics
• IEEE Transactions on Industrial Informatics
• IEEE Internet of Things Journal
• IEEE INFOCOM
• IEEE Access
• ACM UbiComp
• ACM Transactions on Internet of Things
• Other journals and conferences

Interests

• Biking and hiking
• Photography
• DIY electronics
• History