Kai Niu

From Fresnel Diffraction Model to Fine-grained Human Respiration Sensing with Commodity Wi-Fi Devices

Fusang Zhang, Daqing Zhang, Jie Xiong et al. · Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies · 2018 · 184 citations

Radar, Wireless Communications, Biomedical Sensors +14

Towards a Diffraction-based Sensing Approach on Human Activity Recognition

Fusang Zhang, Kai Niu, Jie Xiong et al. · Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies · 2019 · 129 citations

Engineering, Machine Learning, Wearable Technology +17

WiFi-Sleep: Sleep Stage Monitoring Using Commodity Wi-Fi Devices

Bohan Yu, Yuxiang Wang, Kai Niu et al. · IEEE Internet of Things Journal · 2021 · 121 citations · Full text

Body Area Network, Engineering, Machine Learning +18

Understanding WiFi Signal Frequency Features for Position-Independent Gesture Sensing

Kai Niu, Fusang Zhang, Xuanzhi Wang et al. · IEEE Transactions on Mobile Computing · 2021 · 99 citations

Engineering, Machine Learning, Human Pose Estimation +21

Exploring LoRa for Long-range Through-wall Sensing

Fusang Zhang, Zhaoxin Chang, Kai Niu et al. · Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies · 2020 · 95 citations · Full text

Wireless Communications, Body Area Network, Long-range Through-wall Sensing +20