Kai Niu

Publication Activity (10 Years)

Years Active: 2017-2024
Publications (10 Years): 28

Top Topics

Practical Issues

Human Activity Recognition

Indoor Localization

Top Venues

Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.

UbiComp/ISWC Adjunct

Publications

Zhiyun Yao, Xuanzhi Wang, Kai Niu, Rong Zheng, Junzhe Wang, Daqing Zhang
WiProfile: Unlocking Diffraction Effects for Sub-Centimeter Target Profiling Using Commodity WiFi Devices. MobiCom (2024)
Enze Yi, Dan Wu, Jie Xiong, Fusang Zhang, Kai Niu, Wenwei Li, Daqing Zhang
BFMSense: WiFi Sensing Using Beamforming Feedback Matrix. NSDI (2024)
Yuqi Su, Fusang Zhang, Kai Niu, Tianben Wang, Beihong Jin, Zhi Wang, Yalan Jiang, Daqing Zhang, Lili Qiu, Jie Xiong
Embracing Distributed Acoustic Sensing in Car Cabin for Children Presence Detection. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 8 (1) (2024)
Weiyan Shi, Xuanzhi Wang, Kai Niu, Leye Wang, Daqing Zhang
WiCross: I Can Know When You Cross Using COTS WiFi Devices. UbiComp/ISWC Adjunct (2023)
Kai Niu, Xuanzhi Wang, Zhiyun Yao, Fusang Zhang, Si Cheng, Yalan Jiang, Daqing Zhang
How Target's Location and Orientation Affect Velocity Extraction Accuracy in WiFi Sensing Systems. ACM TUR-C (2023)
Xuanzhi Wang, Kai Niu, Anlan Yu, Jie Xiong, Zhiyun Yao, Junzhe Wang, Wenwei Li, Daqing Zhang
WiMeasure: Millimeter-level Object Size Measurement with Commodity WiFi Devices. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 7 (2) (2023)
Enze Yi, Fusang Zhang, Jie Xiong, Kai Niu, Zhiyun Yao, Daqing Zhang
Enabling WiFi Sensing on New-generation WiFi Cards. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 7 (4) (2023)
Daqing Zhang, Dan Wu, Kai Niu, Xuanzhi Wang, Fusang Zhang, Jian Yao, Dajie Jiang, Fei Qin
Practical Issues and Challenges in CSI-based Integrated Sensing and Communication. ICC Workshops (2022)
Daqing Zhang, Dan Wu, Kai Niu, Xuanzhi Wang, Fusang Zhang, Jian Yao, Dajie Jiang, Fei Qin
Practical Issues and Challenges in CSI-based Integrated Sensing and Communication. CoRR (2022)
Xuanzhi Wang, Kai Niu, Jie Xiong, Bochong Qian, Zhiyun Yao, Tairong Lou, Daqing Zhang
Placement Matters: Understanding the Effects of Device Placement for WiFi Sensing. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 6 (1) (2022)
Kai Niu, Xuanzhi Wang, Fusang Zhang, Rong Zheng, Zhiyun Yao, Daqing Zhang
Rethinking Doppler Effect for Accurate Velocity Estimation With Commodity WiFi Devices. IEEE J. Sel. Areas Commun. 40 (7) (2022)
Kai Niu, Fusang Zhang, Xuanzhi Wang, Qin Lv, Haitong Luo, Daqing Zhang
Understanding WiFi Signal Frequency Features for Position-Independent Gesture Sensing. IEEE Trans. Mob. Comput. 21 (11) (2022)
Kai Niu, Fusang Zhang, Xiaolai Fu, Beihong Jin
In-Air Handwriting Recognition Using Acoustic Impulse Signals. ICOST (2022)
Fusang Zhang, Zhaoxin Chang, Jie Xiong, Rong Zheng, Junqi Ma, Kai Niu, Beihong Jin, Daqing Zhang
Unlocking the Beamforming Potential of LoRa for Long-range Multi-target Respiration Sensing. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 5 (2) (2021)
Bohan Yu, Yuxiang Wang, Kai Niu, Youwei Zeng, Tao Gu, Leye Wang, Cuntai Guan, Daqing Zhang
WiFi-Sleep: Sleep Stage Monitoring Using Commodity Wi-Fi Devices. IEEE Internet Things J. 8 (18) (2021)
Fusang Zhang, Zhaoxin Chang, Kai Niu, Jie Xiong, Beihong Jin, Qin Lv, Daqing Zhang
Exploring LoRa for Long-range Through-wall Sensing. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 4 (2) (2020)
Weiyan Chen, Kai Niu, Deng Zhao, Rong Zheng, Dan Wu, Wei Wang, Leye Wang, Daqing Zhang
Robust Dynamic Hand Gesture Interaction using LTE Terminals. IPSN (2020)
Fusang Zhang, Kai Niu, Xiaolai Fu, Beihong Jin
AcousticThermo: Temperature Monitoring Using Acoustic Pulse Signal. MSN (2020)
Fusang Zhang, Kai Niu, Jie Xiong, Beihong Jin, Tao Gu, Yuhang Jiang, Daqing Zhang
Towards a Diffraction-based Sensing Approach on Human Activity Recognition. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 3 (1) (2019)
Kai Niu, Fusang Zhang, Yuhang Jiang, Zhaoxin Chang, Leye Wang, Daqing Zhang
A contactless Morse code text input system using COTS wifi devices. UbiComp/ISWC Adjunct (2019)
Kai Niu, Fusang Zhang, Yuhang Jiang, Jie Xiong, Qin Lv, Youwei Zeng, Daqing Zhang
WiMorse: A Contactless Morse Code Text Input System Using Ambient WiFi Signals. IEEE Internet Things J. 6 (6) (2019)
Weiyan Chen, Kai Niu, Dan Wu, Deng Zhao, Leye Wang, Daqing Zhang
A contactless gesture interaction system using LTE (4G) signals. UbiComp/ISWC Adjunct (2019)
Kai Niu, Fusang Zhang, Zhaoxin Chang, Daqing Zhang
A Fresnel Diffraction Model Based Human Respiration Detection System Using COTS Wi-Fi Devices. UbiComp/ISWC Adjunct (2018)
Fusang Zhang, Daqing Zhang, Jie Xiong, Hao Wang, Kai Niu, Beihong Jin, Yuxiang Wang
From Fresnel Diffraction Model to Fine-grained Human Respiration Sensing with Commodity Wi-Fi Devices. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 2 (1) (2018)
Kai Niu, Fusang Zhang, Jie Xiong, Xiang Li, Enze Yi, Daqing Zhang
Boosting fine-grained activity sensing by embracing wireless multipath effects. CoNEXT (2018)
Hao Wang, Daqing Zhang, Kai Niu, Qin Lv, Yuanhuai Liu, Dan Wu, Ruiyang Gao, Bing Xie
MFDL: A Multicarrier Fresnel Penetration Model based Device-Free Localization System leveraging Commodity Wi-Fi Cards. CoRR (2017)
Ruiyang Gao, Hao Wang, Dan Wu, Kai Niu, Enze Yi, Daqing Zhang
A model based decimeter-scale device-free localization system using COTS wi-fi devices. UbiComp/ISWC Adjunct (2017)
Shengjie Li, Xiang Li, Kai Niu, Hao Wang, Yue Zhang, Daqing Zhang
AR-Alarm: An Adaptive and Robust Intrusion Detection System Leveraging CSI from Commodity Wi-Fi. ICOST (2017)