Surface Material and Roughness Sensing using mmWave via Surface Scattering and Ambient Vibrations Yawen Liu, Bert Shan, Swarun KumarSenSys 2026
Shape-programming Robotic Reflectors for Wireless Networks Yawen Liu, Akarsh Prabhakara, Jiangyifei Zhu, Qiaoyi Shen, Swarun KumarICRA 2025
RFBridge: Ultra Wideband Reconfigurable Metamaterial Surface Enabling Frequency Conversion Yawen Liu, Shivang Aggarwal, Mohamed Ibrahim, Puneet Sharma, and Swarun KumarHotMobile 2025
Hydra: Exploiting Multi-Bounce Scattering for Beyond-Field-of-View mmWave Radar Nishant Mehrotra, Divyanshu Pandey, Akarsh Prabhakara, Yawen Liu, Swarun Kumar, Ashutosh SabharwalMobiCom 2024
Texture Classification by Audio-Tactile Crossmodal Congruence Yawen Liu, Shihan Lu, Heather CulbertsonIEEE Haptics Symposium (HAPTICS 2022)
Smart Surface Enabling Frequency Conversion Yawen Liu, Shivang Aggarwal, Mohamed Ibrahim, Puneet Sharma, and Swarun KumarHotMobile 2025