S2MC Group
S2MC Group
Smart Sensing and Mobile Computing Group

Welcome to the Smart Sensing and Mobile Computing (S2MC) Group@CityU. The S2MC is directed by Dr. Weitao Xu and is dedicated to the research and development of IoT technologies and applications. Our group focuses on a variety of research topics related to IoT, such as sensing, connectivity, efficiency, security and AIoT (AI+IoT).

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News

  • 2023.2 Our paper entitled “FLoRa: Energy-Efficient, Reliable, and Beamforming-Assisted Over-The-Air Firmware Update in LoRa Networks” was accpeted by IPSN 2023!
  • 2022.12 Our paper entitled “EMGSense: A Low-Effort Self-Supervised Domain Adaptation Framework for EMG Sensing” was accpeted by Percom 2023!
  • 2022.12 Our paper entitled “Uncovering User Interactions on Smartphones via Contactless Wireless Charging Side Channels” was accpeted by S&P 2023!
  • 2022.12 Our paper entitled “ChirpKey: A Chirp-level Information-based Key Generation Scheme for LoRa Networks via Perturbed Compressed Sensing” was accpeted by INFOCOM 2023!
  • 2022.12 Our paper entitled “WashRing: An Energy-efficient and Highly Accurate Handwashing Monitoring System via Smart Ring” was accpeted by IEEE TMC!
  • 2022.9 Congrats to Zehua who recevied the Outstanding Academic Performnace Award and Huanqi who received the Research Tuition Scholarship!
  • 2022.7 Our paper entitled “Eavesdropping Mobile App Activity via Radio Frequency Energy Harvesting” has been conditionally accepted by USENIX Security!
  • 2022.6 Ours paper entitled “SwipePass: Acoustic-based Second-factor User Authentication for Smartphones” has been conditionally accepted by IMWUT 2022!
  • 2022.5 Our paper entitled “Recent Advances in LoRa: A Comprehensive Survey” has been accepted by ACM TOSN!
  • 2022.4 Our paper entitled “Vehicle-Key: A Secret Key Establishment Scheme for LoRa-enabled IoV Communications” has been accepted by ICDCS 2022!
  • 2022.3 Our paper entitled “Time-constrained Ensemble Sensing with Heterogeneous IoT Devices in Intelligent Transportation Systems” has been accepted by IEEE TITS!
  • 2022.2 Our paper entitled “i^2Key: A Cross-sensor Symmetric Key Generation System using Inertial Measurements and Inaudible Sound” has been accepted by IPSN 2022!

    • Our Openings!

    Always looking for self-motivated PhD students. For current available PhD positions in S2MC Lab. please visit Recruitment for more information.