Publications


Conference Papers (The underlined first authors are under my supervision)
  1. [ICPADS 2024] Mengzhe Ruan, Yunhe Li, Weizhou Zhang, Linqi Song, and Weitao Xu*. "Optimal Power Control for Over-the-Air Federated Learning with Gradient Compression," In Proceedings of the 30th International Conference on Parallel and Distributed Systems (ICPADS), Belgrade, Serbia, 2024.
  2. [MobiHoc 2024] Tao Ni, Zehua Sun, Mingda Han, Guohao Lan, Yaxiong Xie, Zhenjiang Li, Tao Gu, and Weitao Xu*. "REHSense: Towards Battery-Free Wireless Sensing via Radio Frequency Energy Harvesting," In Proceedings of the 25th International Symposium on Theory, Algorithmic Foundations, and Protocol Design for Mobile Networks and Mobile Computing (MobiHoc), Athens, Greece, 2024.
  3. [MobileHCI 2024] Aochen Jiao, Di Duan, and Weitao Xu*. "Medusa3D: The Watchful Eye Freezing Illegitimate Users in Virtual Reality Interactions," In Proceedings of the ACM International Conference on Mobile Human-Computer Interaction (MobileHCI), Melbourne, Australia, 2024.
  4. [MobiSys 2024] Di Duan, Zehua Sun, Tao Ni, Xiaohua Jia, Weitao Xu, and Tianxing Li*. "F2Key: Dynamically Converting Your Face into a Private Key Based on COTS Headphones for Reliable Voice Interaction," In Proceedings of the 22nd Annual International Conference on Mobile Systems, Applications and Services (MobiSys), Pages 127-140, Tokyo, Japan, 2024.
  5. [MobiCom 2024] Zehua Sun, Tao Ni, Yongliang Chen, Di Duan, Kai Liu, and Weitao Xu*. "RF-Egg: An RF Solution for Fine-Grained Multi-Target and Multi-Task Egg Incubation Sensing," In Proceedings of the 30th Annual International Conference on Mobile Computing and Networking (MobiCom), Pages 528-542, Washington DC, USA, 2024.
  6. [SenSys 2023] Huanqi Yang, Mingda Han, Mingda Jia, Zehua Sun, Pengfei Hu, Yu Zhang, Tao Gu, and Weitao Xu*. "XGait: Cross-Modal Translation via Deep Generative Sensing for RF-based Gait Recognition," In Proceedings of the 21st ACM Conference on Embedded Networked Sensor Systems (SenSys), Pages 43-55, Istanbul, Turkey, 2023. (Acceptance rate: 34/179=18.9%)
  7. [IMWUT 2024] Di Duan, Yongliang Chen, Weitao Xu, and Tianxing Li*. "EarSE: Bringing Robust Speech Enhancement to COTS Headphones," In Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), Volume 7, Issue 4, Pages 1-33, 2024.
  8. [MobiCom 2023] Tao Ni, Jianfeng Li, Xiaokuan Zhang, Chaoshun Zuo, Wubing Wang, Weitao Xu, Xiapu Luo, and Qingchuan Zhao*. "Exploiting Contactless Side Channels in Wireless Charging Power Banks for User Privacy Inference via Few-shot Learning," In Proceedings of the 29th Annual International Conference on Mobile Computing and Networking (MobiCom), Pages 1-15, Madrid, Spain, 2023.
  9. [MobiCom 2023] Tao Ni, Yongliang Chen, Weitao Xu, Lei Xue, and Qingchuan Zhao*. "XPorter: A Study of the Multi-Port Charger Security on Privacy Leakage and Voice Injection," In Proceedings of the 29th Annual International Conference on Mobile Computing and Networking (MobiCom), Pages 1-15, Madrid, Spain, 2023.
  10. [GLOBECOM 2023] Peilin Ren, Jia Zhang, Shihao Yan, Weitao Xu, Jiande Sun, and Naofal Al-Dhahir. "Covert Communications Assisted by Reconfigurable Intelligent Surfaces with Discrete Phase Shifts," In Proceeding of the 2023 IEEE Global Communications Conference (GLOBECOM), Kuala Lumpur, Malaysia, 2023.
  11. [GLOBECOM 2023] Mengzhe Ruan, Guangfeng Yan, Yuanzhang Xiao, Linqi Song, and Weitao Xu*. "Adaptive Top-K in SGD for Communication-Efficient Distributed Learning," In Proceeding of the 2023 IEEE Global Communications Conference (GLOBECOM), Kuala Lumpur, Malaysia, 2023.
  12. [MobiHoc 2023] Huanqi Yang, Mingda Han, Shuyao Shi, Zhenyu Yan, Guoliang Xing, Jianping Wang, and Weitao Xu*. "Wave-for-Safe: Multisensor-based Mutual Authentication for Unmanned Delivery Vehicle Services," In Proceedings of the 24th International Symposium on Theory, Algorithmic Foundations, and Protocol Design for Mobile Networks and Mobile Computing (ACM MobiHoc), Washington DC, USA, Pages 230-239, 2023.
  13. [IPSN 2023] Zehua Sun, Tao Ni, Huanqi Yang, Kai Liu, Yu Zhang, Tao Gu, and Weitao Xu*. "FLoRa: Energy-Efficient, Reliable, and Beamforming-Assisted Over-The-Air Firmware Update in LoRa Networks," In Proceedings of the 22nd International Conference on Information Processing in Sensor Networks (IPSN), San Antonio, USA, Pages 14-26, 2023.
  14. [PerCom 2023] Di Duan, Huanqi Yang, Guohao Lan, Tianxing Li, Xiaohua Jia, and Weitao Xu*. "EMGSense: A Low-Effort Self-Supervised Domain Adaptation Framework for EMG Sensing," In Proceedings of 2023 IEEE International Conference on Pervasive Computing and Communications (PerCom), Atlanta, USA, Pages 160-170, 2023. (Acceptance rate: 27/159=17%, Best Paper Award).
  15. [S&P 2023] Tao Ni, Xiaokuan Zhang, Chaoshun Zuo, Jianfeng Li, Zhenyu Yan, Wubing Wang, Weitao Xu, and Qingchuan Zhao*. "Uncovering User Interactions on Smartphones via Contactless Wireless Charging Side Channels," In Proceedings of 2023 IEEE Symposium on Security and Privacy (S&P), San Francisco, USA, Pages 3399-3415, 2023.
  16. [INFOCOM 2023] Huanqi Yang, Zehua Sun, Hongbo Liu, Xianjin Xia, Yu Zhang, Tao Gu, Gerhard Hancke, and Weitao Xu*. "ChirpKey: A Chirp-level Information-based Key Generation Scheme for LoRa Networks via Perturbed Compressed Sensing," In Proceedings of IEEE Conference on Computer Communications (INFOCOM), New York, USA, 2023.
  17. [USENIX Security 2023] Tao Ni, Guohao Lan, Jia Wang, Qingchuan Zhao, and Weitao Xu*. "Eavesdropping Mobile App Activity via Radio Frequency Energy Harvesting," In Proceedings of the 32nd USENIX Security Symposium (USENIX Security), Anaheim, USA, Pages 3511-3528, 2023.
  18. [MASS 2022] Weitao Xu, Jun Young Kim, Walter Huang, Wen Hu, Salil Kanhere, Sanjay Jha, and Prasant Misra. "A Novel Emergency Light Based Smart Building Solution: Design, Implementation and Use Cases," In Proceedings of the19th International Conference on Mobile Ad Hoc and Smart Systems (MASS), Denver, USA, Pages 577-585, 2022.
  19. [IMWUT 2022] Yongliang Chen, Tao Ni, Weitao Xu*, and Tao Gu. "SwipePass: Acoustic-based Second-factor User Authentication for Smartphones," In Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), Pages 1-25, 2022.
  20. [ICDCS 2022] Huanqi Yang, Hongbo Liu, Yuezhong Wu, Chengwen Luo, Wei Li, Albert Zomaya, Linqi Song, and Weitao Xu*. "Vehicle-Key: A Secret Key Establishment Scheme for LoRa-enabled IoV Communications," In Proceedings of the 42nd International Conference on Distributed Computing Systems (ICDCS), Bologna, Italy, Pages 787-797, 2022.
  21. [IPSN 2022] Bo Wei, Weitao Xu, Kai Li, Chengwen Luo, and Jin Zhang. "i^2Key: A Cross-sensor Symmetric Key Generation System using Inertial Measurements and Inaudible Sound," In Proceedings of the 21st ACM/IEEE International Conference on Information Processing in Sensor Networks (IPSN), Milano, Italy, Pages 183-194, 2022.
  22. [INFOCOM 2022] Jiao Li, Yang Liu, Weitao Xu, and Zhenjiang Li. "GASLA: Enhancing the Applicability of Sign Language Translation," In Proceedings of IEEE Conference on Computer Communications (INFOCOM), London, United Kingdom, Pages 1249-1258, 2022.
  23. [IPSN 2021] Weitao Xu, Zhenjiang Li, Wanli Xue, Xiaotong Yu, Bo Wei, Jia Wang, Chengwen Luo, Wei Li, and Albert Y. Zomaya. "InaudibleKey: Generic Inaudible Acoustic Signal based Key Agreement Protocol for Mobile Devices," In Proceedings of the 20th International Conference on Information Processing in Sensor Networks (IPSN 2021), Nashville, USA, Pages 106-118, 2021.
  24. [IPSN 2021] Jiayao Gao, Weitao Xu, Salil Kanhere, Sanjay Jha, and Wen Hu. "A Novel Model-Based Security Scheme for LoRa Key Generation," In Proceedings of the 20th International Conference on Information Processing in Sensor Networks (IPSN 2021), Nashville, USA, Pages 47-61, 2021.
  25. [Mobicom 2020] Jun Liu, Weitao Xu, Sanjay Jha, and Wen Hu. "Nephalai: Towards LPWAN C-RAN with Physical Layer Compression," In Proceedings of the 26th Annual International Conference on Mobile Computing and Networking (MobiCom), London, United Kingdom, Pages 1-12, 2020.
  26. [IROS 2020] Bo Wei, Weitao Xu, Chengwen Luo, Guillaume Zoppi, Dong Ma, Sen Wang. "SolarSLAM: Battery-free Loop Closure for Indoor Localisation," In Proceedings of 2020 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Las Vegas, USA, Pages 4485-4490, 2020.
  27. [IMWUT 2020] Qi Lin, Weitao Xu, Guohao Lan, Hong Jia, Yesheng Cui, Wen Hu, Mahbuh Hassan, Aruna Seneviratne. "KEHKey: Kinetic Energy Harvester-based Authentication and Key Generation for Body Area Network," In Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), Volume 4, Issue 1, Pages 1-26, 2020.
  28. [MSN 2019] Jin Zhang, Fuxiang Wu, Wen Hu, Qieshi Zhang, Weitao Xu, and Jun Cheng. "WiEnhance: Towards Data Augmentation in Human Activity Recognition using WiFi signal," In Proceedings of the 15th International Conference on Mobile Ad-Hoc and Sensor Networks (MSN), Shenzhen, China, Pages 309-314, 2019.
  29. [IPSN 2019] Qi Lin, Weitao Xu*, Jun Liu, Abdelwahed Khamis, Wen Hu, Mahbub Hassan. "H2B: Heartbeat-based Secret Key Generation Using Piezo Vibration Sensors," In Proceedings of the 18th International Conference on Information Processing in Sensor Networks (IPSN 2019), Montreal, Canada, Pages 265-276, 2019.
  30. [INFOCOM 2019] Chengwen Luo, Xingyu Feng, Junliang Chen, Weitao Xu, Jianqiang Li, Wei Li, Li Zhang, Zahir Tari, and Albert Y. Zomaya. "Brush like a Dentist: Accurate Monitoring of Toothbrushing via Wrist-Worn Gesture Sensing," In Proceedings of IEEE Conference on Computer Communications (INFOCOM), Paris, France, Pages 1234-1242, 2019.
  31. [TrustCom 2018] Weitao Xu, Sanjay Jha, and Wen Hu. "Exploring the Feasibility of Physical Layer Key Generation for LoRaWAN," In Proceedings of 17th IEEE International Conference On Trust, Security And Privacy In Computing And Communications (TrustCom), New York, USA, Pages 231-236, 2018.
  32. [IoTDI 2018] Dong Ma, Guohao Lan, Weitao Xu, Mahbub Hassan, and Wen Hu. "SEHS: Simultaneous Energy Harvesting and Sensing using Piezoelectric Energy Harvester," In Proceedings of the IEEE/ACM Third International Conference on Internet-of-Things Design and Implementation (IoTDI), Florida, USA, Pages 201-212, 2018.
  33. [PerCom 2018] Yiran Shen, Fengyuan Yang, Bowen Du, Weitao Xu, Chengwen Luo, and Hongkai Wen. "Shake-n-Shack: Enabling Data Exchange Between Smart Wearables via Handshakes," In Proceedings of the 2018 IEEE International Conference on Pervasive Computing and Communications (PerCom), Athens, Greece, Pages 1-10, 2018.
  34. [IMWUT 2018] Yongtuo Zhang, Wen Hu, Weitao Xu, Chun Tong Chou, and Jiankun Hu. "Continuous Authentication Using Eye Movement Response of Implicit Visual Stimuli," In Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), Volume 1, Issue 4, Pages 1-10, 2018.
  35. [MobiQuitous 2017] Guohao Lan, Dong Ma, Weitao Xu, Mahbub Hassan, and Wen Hu. “CapSense: Capacitor-based Activity Sensing for Kinetic Energy Harvesting Powered Wearable Devices," In Proceedings of 14th EAI International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services (MobiQuitous), Melbourne, Australia, Pages 106-115, 2017.
  36. [MobiQuitous 2017] Jin Zhang, Weitao Xu, Wen Hu, and Salil Kanhere. “WiCare: Towards In-Situ Breath Monitoring," In Proceedings of 14th EAI International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services (MobiQuitous), Melbourne, Australia, Pages 106-115, 2017.
  37. [IoTDI 2017] Weitao Xu, Yiran Shen, Yongtuo Zhang, Neil Bergmann, and Wen Hu. "Gait-Watch: A Context-aware Authentication System for Smart Watch Based on Gait Recognition," In Proceedings of the IEEE/ACM Second International Conference on Internet-of-Things Design and Implementation (IoTDI), Pittsburgh, USA, Pages 59-71, 2017.
  38. [PerCom 2017] Guohao Lan, Weitao Xu, Sara Khalifa, Mahbub Hassan, and Wen Hu. “VEH-COM:Demodulating Vibration Energy Harvesting for Short Range Communication," In Proceedings of the 15th IEEE International Conference on Pervasive Computing (PerCom), Hawaii, USA, Pages 170-179, 2017.
  39. [NDSS 2017] Weitao Xu, Guohao Lan, Qi Lin, Sara Khalifa, Neil Bergmann, Mahbub Hassan, and Wen Hu. “KEH-Gait: Towards a Mobile Healthcare User Authentication System by Kinetic Energy Harvesting," In Proceedings of the Network and Distributed System Security Symposium 2017 (NDSS), San Diego, California, USA, 2017.
  40. [IPSN 2016] Weitao Xu, Yiran Shen, Neil Bergmann, and Wen Hu. "Sensor-assisted Face Recognition System on Smart Glass via Multi-view Sparse Representation Classification," In Proceedings of the 15th ACM/IEEE International Conference on Information Processing in Sensor Networks (IPSN), Vienna, Austria, Pages 1-12, 2016.
  41. [IPSN 2016] Weitao Xu, Girish Revadigar, Chengwen Luo, Neil Bergmann,Wen Hu. "Walkie-Talkie: Motion-Assisted Automatic Key Generation for Secure On-Body Device Communication," In Proceedings of the 15th ACM/IEEE International Conference on Information Processing in Sensor Networks (IPSN), Vienna, Austria, Pages 1-12, 2016.[Best Paper Runner-up Award]
  42. [PerCom 2016] Guohao Lan, Weitao Xu, Sara Khalifa, Mahbub Hassan, and Wen Hu. "Transportation Mode Detection Using Kinetic Energy Harvesting Wearables," In Proceedings of the 14th IEEE International Conference on Pervasive Computing (PerCom), Sydney, Australia, 2016.[Best Work-in-Progress Paper Award]
  43. [PerCom 2016] Girish Revadigar, Chitra Javali, Weitao Xu, Wen Hu, Sanjay Jha. "Secure Key Generation and Distribution Protocol for Wearable Devices," In Proceedings of the 14th IEEE International Conference on Pervasive Computing (PerCom), Sydney, Australia, 2016.
  44. [EWSN 2016] Yongtuo Zhang, Wen hu, Weitao Xu, Hongkai wen, and Chun Tung Chou. "NaviGlass: Indoor Localisation Using Smart Glasses," In Proceedings of the 2016 International Conference on Embedded Wireless Systems and Networks (EWSN), TU Graz, Austria, Pages 205-216, 2016.

Journal Papers
  1. [TMC] Mingda Han, Huanqi Yang, Mingda Jia, Weitao Xu, Yanni Yang, Zhijian Huang, Jun Luo, Xiuzhen Cheng, and Pengfei Hu*. "Seeing the Invisible: Recovering Surveillance Video with COTS mmWave Radar," IEEE Transactions on Mobile Computing, Early Access, August 2024.
  2. [TMC] Bo Wei*, Weitao Xu, Chengwen Luo, and Jin Zhang. "FaceFinger: Embracing Variance for Heartbeat Based Symmetric Key Generation System," IEEE Transactions on Mobile Computing, Early Access, August 2024.
  3. [IoT-J] Xingyu Feng, Chengwen Luo, Junliang Chen, Jianqiang Li, Li Zhang, Zahir Tari, and Weitao Xu*. "Hygiea+: Towards Energy-efficient and Highly Accurate Toothbrushing Monitoring via Wrist-Worn Gesture Sensing," IEEE Internet of Things Journal, Early Access, August 2024.
  4. [TMC] Huanqi Yang, Di Duan, Hongbo Liu, Chengwen Luo, Yuezhong Wu, Wei Li, Albert Y. Zomaya, Linqi Song, and Weitao Xu*. "Scenario-Adaptive Key Establishment Scheme for LoRa-enabled IoV Communications," IEEE Transactions on Mobile Computing, Early Access, June 2024.
  5. [ToN] Huanqi Yang, Zhenjiang Li, Chengwen Luo, Bo Wei, and Weitao Xu*. "InaudibleKey2.0: Deep Learning-empowered Mobile Device Pairing Protocol based on Inaudible Acoustic Signals," IEEE/ACM Transactions on Networking, Early Access, May 2024.
  6. [J-STSP] Mengzhe Ruan, Guangfeng Yan, Yuanzhang Xiao, Linqi Song, and Weitao Xu*. "Adaptive Top-K in SGD for Communication-Efficient Distributed Learning in Multi-Robot Collaboration," Journal of Selected Topics in Signal Processing, Early Access, March 2024.
  7. [T-ASE] Chengwen Luo, Yuhao Chen, Haozheng Cao, Mustafa A. Al Sibahee, and Weitao Xu, Jin Zhang. "Multi-modal Autonomous Ultrasound Scanning for Efficient Human-machine Fusion Interaction," IEEE Transactions on Automation Science and Engineering, Early Access, February 2024.
  8. [TOSN] Zehua Sun, Tao Ni, Huanqi Yang, Kai Liu, Yu Zhang, Tao Gu, and Weitao Xu*. "FLoRa+: Energy-Efficient, Reliable, Beamforming-Assisted, and Secure Over-The-Air Firmware Update in LoRa Networks," ACM Transactions on Sensor Networks, Volume 20, Issue 3, Pages 1-28, May 2023.
  9. [IoT-J] Yuezhong Wu, Wei Song, Yanxiang Wang, Dong Ma, Weitao Xu, Mahbub Hassan, and Wen Hu. "VibMilk: Non-intrusive Milk Spoilage Detection via Smartphone Vibration," IEEE Internet of Things Journal, Volume 11, Issue 10, Pages 17184-17197, May 2024.
  10. [TMC] Jiao Li, Jiakai Xu, Yang Liu, Weitao Xu, and Zhenjiang Li. "Enhancing the Applicability of Sign Language Translation," IEEE Transactions on Mobile Computing, Early Access, Pages 1-15, January 2024.
  11. [TOSN] Bo Wei, Weitao Xu, Mingcen Gao, Guohao Lan, Lucas Li, Chengwen Luo, and Jin Zhang. "SolarKey: Battery-free Key Generation Using Solar Cells," ACM Transactions on Sensor Networks, Volume 20, Issue 1, Pages 1-24, June 2023.
  12. [TOSN] Mingda Han, Huanqi Yang, Tao Ni, Di Duan, Ruanmeng Zhe, Yongliang Chen, Jia Zhang, and Weitao Xu*. "mmSign: mmWave-based Few-Shot Online Handwriten Signature Verification," ACM Transactions on Sensor Networks, Volume 20, Issue 4, Pages 1-31, May 2024.
  13. [IoT-J] Xingyu Feng, Lingjie Li, Tenglong Wang, Weitao Xu, Jin Zhang, Bo Wei, and Chengwen Luo. "CoBC: A Blockchain-based Collaborative Inference System for the Internet of Things," IEEE Internet of Things Journal, Volume 10, Issue 24, Pages 21389-21400, June 2023.
  14. [IoT-J] Xingyu Feng, Chengwen Luo, Jiongzhang Chen, Yijing Huang, Jin Zhang, Weitao Xu, Jianqiang Li, and Victor C.M. Leung. "IoTSL: Towards Efficient Distributed Learning for Resource-constrained Internet of Things," IEEE Internet of Things Journal, Volume 10, Issue 11, Pages 9892-9905, June 2023.
  15. [TMC] Weitao Xu, Huanqi Yang, Jiongzhang Chen, Chengwen Luo, Jia Zhang, Yuliang Zhao, and Wen Jung Li. "WashRing: An Energy-efficient and Highly Accurate Handwashing Monitoring System via Smart Ring," IEEE Transactions on Mobile Computing, Volume 23, Issue 1, Pages 971-984, December 2022.
  16. [TOSN] Zehua Sun, Kai Liu, Zhimeng Yin, Zhenjiang Li, and Weitao Xu*. "Recent Advances in LoRa: A Comprehensive Survey," ACM Transactions on Sensor Network, Volume 18, Issue 4, Pages 1-44, November 2022.
  17. [Computer Communications] Wanli Xue, Yiran Shen, Chengwen Luo, Weitao Xu, Wen Hu, and Aruna Seneviratne. "A differential privacy-based classification system for edge computing in IoT," Computer Communications, Volume 182, Pages 117-128, November 2021.
  18. [TITS] Xingyu Feng, Chengwen Luo, Bo Wei, Jin Zhang, Jianqiang Li, Huihui Wang, Weitao Xu, Mun Chan, and Victor Leung. "Time-constrained Ensemble Sensing with Heterogeneous IoT Devices in Intelligent Transportation Systems," IEEE Transactions on Intelligent Transportation Systems, Volume 24, Issue 11, Pages 12949-12960, May 2022.
  19. [TMC] Junqing Zhang, Yushi Zheng, Weitao Xu, and Yingying Chen. "H2K: A Heartbeat-based Key Generation Framework for ECG and PPG Signals," IEEE Transactions on Mobile Computing, Volume 22, Issue 2, Pages 923-934. February 2023.
  20. [DSP] Shuqi Liu, Wei Shao, Tan Li, Weitao Xu, and Linqi Song. "Recent advances in biometrics-based user authentication for wearable devices: A contemporary survey," Digital Signal Processing, Volume 125, Pages 103-120. June 2022.
  21. [IoT-J] Weitao Xu, Wanli Xue, Qi Lin, Guohao Lan, Xingyu Feng, Bo Wei, Chengwen Luo, Wei Li, and Albert Y. Zomaya. "PrivGait: An Energy Harvesting-based Privacy-Preserving User Identification System by Gait Analysis," IEEE Internet of Things Journal, Volume 9, Issue 22, Pages 22048-22060, November 2021.
  22. [TIoT] Bo Wei, Kai Li, Chengwen Luo, Weitao Xu, Jin Zhang, and Kuan Zhang. "No Need of Data Pre-processing: A General Framework for Radio-Based Device-Free Context Awareness," ACM Transactions on Internet of Things, Volume 2, Issue 4, Pages 1-26, August 2021.
  23. [TMC] Dong Ma, Guohao Lan, Weitao Xu, Mahbub Hassan, and Wen Hu. "Simultaneous Energy Harvesting and Gait Recognition using Piezoelectric Energy Harvester," IEEE Transactions on Mobile Computing, Volume 21, Issue 6, Pages 2198-2209, June 2022.
  24. [CSUR] Weitao Xu, Junqing Zhang, Shunqi Huang, Chengwen Luo, and Wei Li. "Key Generation for Internet of Things: A Contemporary Survey," ACM Computing Surveys, Volume 54, Issue 1, Pages 1–37, April 2021.
  25. [TITS] Guohao Lan, Weitao Xu*, Dong Ma, Sara Khalifa, Mahbub Hassan, and Wen Hu. "EnTrans: Leveraging Kinetic Energy Harvesting Signal for Transportation Mode Detection," IEEE Transactions on Intelligent Transportation System, Volume 21, Issue 7, Pages 2816-2827, July 2020.
  26. [Ad Hoc Networks] Weitao Xu, Yiran Shen, Chengwen Luo, Jianqiang Li, Wei Li, and Albert Y. Zomaya. "Gait-Watch: A Gait-based Context-aware Authentication System for Smart Watch via Sparse Coding," Ad Hoc Networks, Volume 107, Pages 102-218, June 2020.
  27. [Ad Hoc Networks] Weitao Xu, Xiang Zhang, Lina Yao, Wanli Xue, and Bo Wei. "Multi-view CNN-based Acoustic Classification System for Automatic Animal Species Identification," Ad Hoc Networks, Volume 102, Pages 102-115, May 2020.
  28. [TOSN] Yiran Shen, Bowen Du, Weitao Xu, Chengwen Luo, Bo Wei, Lizhen Cui, and Hongkai Wen. "Securing Cyber-Physical Social Interactions on Wrist-worn Devices," ACM Transactions on Sensor Networks, Volume 16, Issue 2, Pages 1-22, April 2020.
  29. [TIoT] Guohao Lan, Dong Ma, Weitao Xu, Mahbub Hassan, and Wen Hu. "Capacitor based activity sensing for kinetic powered wearable IoTs," ACM Transactions on Internet of Things, Volume 1, Issue 1, Pages 1-26, February 2020.
  30. [IoT-J] Weitao Xu, Jun Young Kim, Walter Huang, Salil Kanhere, Sanjay Jha, and Wen Hu. "Measurement, Characterization and Modeling of LoRa Technology in Multi-floor Buildings," IEEE Internet of Things Journal, Volume 7, Issue 1, Pages 298-310, January 2020.
  31. [IoT-J] Weitao Xu, Sanjay Jha, and Wen Hu. "LoRa-Key: Secure Key Generation System for LoRa-based Network," IEEE Internet of Things Journal, Volume 6, Issue 4, Pages 6404-6416, August 2019.
  32. [IoT-J] Weitao Xu, Jin Zhang, Jun Young Kim, Salil Kanhere, Sanjay Jha, and Wen Hu. "The Design, Implementation, and Deployment of a Smart Lighting System for Smart Buildings," IEEE Internet of Things Journal, Volume 6, Issue 4, Pages 7266-7281, August 2019.
  33. [TMC] Weitao Xu, Guohao Lan*, Qi Lin, Sara Khalifa, Neil Bergmann, Mahbub Hassan, and Wen Hu. "KEH-Gait: Using Kinetic Energy Harvesting for Gait-based User Authentication System," IEEE Transactions on Mobile Computing, Volume 18, Issue 1, Pages 139-152, January 2019.
  34. [TDSC] Yiran Shen, Hongkai Wen*, Chengwen Luo, Weitao Xu, Tao Zhang, Wen Hu, and Daniela Rus. "GaitLock: Protect Virtual and Augmented Reality Headsets Using Gait," IEEE Transactions on Dependable and Secure Computing, Volume 16, Issue 3, Pages 484-497, June 2019.
  35. [TMC] Weitao Xu, Yiran Shen*, Neil Bergmann, and Wen Hu. "Sensor-assisted Multi-view Face Recognition System on Smart Glass," IEEE Transactions on Mobile Computing, Volume 17, Issue 1, Pages 197-210, Jan 2018.
  36. [TIFS] Girish Revadigar, Chitra Javali, Weitao Xu, Sanjay Jha, and Wen Hu. "Accelerometer and Fuzzy Vault-Based Secure Group Key Generation and Sharing Protocol for Smart Wearables," IEEE Transactions on Information Forensics & Security, Volume 12, Issue 10, Pages 2467-2482, October 2017.
  37. [TOSN] Weitao Xu, Girish Revadigar, Chengwen Luo*, Neil Bergmann, and Wen Hu. "Gait-Key: A Gait-based Shared Secret Key Generation Protocol for Wearable Devices," ACM Transactions on Sensor Network, Volume 13, Issue 1, Pages 1-27, February 2017.

Short Papers
  1. [Mobisys BodySys Workshop 2024] Rucheng Wu, Huanqi Yang, and Weitao Xu. "XSolar: A Generative Framework for Solar-based Human Gesture Sensing via Wearable Signals,"
  2. [CPS-IoT Week CSCAIoTSys Workshop 2024] Shengzhe Lyu, Yongliang Chen, Di Duan, Renqi Jia, and Weitao Xu. "EarDA: Towards Accurate and Data-Efficient Earable Activity Sensing,"
  3. [CPS-IoT Week CSCAIoTSys Workshop 2024] Huanqi Yang, Sijie Ji, Rucheng Wu, and Weitao Xu. "Are You Being Tracked? Discover the Power of Zero-Shot Trajectory Tracing with LLMs!,"
  4. [UbiComp CPD Workshop 2022] Keqi Song, Zimeng Zhu, Huanqi Yang, Tao Ni, and Weitao Xu. "MobileKey: A Fast and Robust Key Generation System for Mobile Devices,"
  5. [UbiComp CPD Workshop 2021] Tao Ni, Yongliang Chen, Keqi Song, and Weitao Xu. "A Simple and Fast Human Activity Recognition System Using Radio Frequency Energy Harvesting," Best Paper Award.
  6. [Sensys' 2018] Jun Liu, Weitao Xu, Wen Hu. "Poster Abstract: Energy Efficient LPWAN Decoding via Joint Sparse Approximation,"
  7. [IoTDI' 2018] Dong Ma, Guohao Lan, Weitao Xu, Mahbub Hassan, Wen Hu. "Demo abstract: simultaneous energy harvesting and sensing using piezoelectric energy harvester,"
  8. [Mobiquitous 2017] Dong Ma, Guohao Lan, Weitao Xu, Mahbub Hassan, Wen Hu. "Poster abstract: unobtrusive user verification using piezoelectric energy harvesting,"
  9. [Sensys' 2015] Yiran Shen, Chengwen Luo, Weitao Xu, Wen Hu. "Poster: An Online Approach for Gait Recognition on Smart Glasses,"
  10. [SenSys' 2015 Doctoral Colloquium (DC)] Weitao Xu "Mobile applications based on smart wearable devices,"
  11. [SenSys' 2015] Weitao Xu, Yiran Shen, Neil Bergmann, Wen Hu. "Poster Abstract: Robust and Efficient Sensor-assistedFace Recognition System on Smart Glass,"
  12. [NDSS' 2017] Qi Lin, Yesheng Cui, Shanqing Jiang, Tengyu Ma, Weitao Xu, Wen Hu. "Poster: Automatic Key Generation Using Motion Energy Harvesters,"

Book Chapter
  1. Huanqi Yang, Zehua Sun, Weitao Xu,"Physical layer key generation for LoRa-enabled networks," In Book "Physical Layer Security for 6G Networks,"
  2. Weitao Xu, Guohao Lan,"Smart Authentication System for Personal Wearable Devices," In Book "Wireless Body Area Networks - Enabling Technologies and Emerging Applications,"