4 papers
Video-Based Palm-Vein Authentication under Challenging Conditions
Xiaofeng Yan, Kechen Liu, Abhilash Venkatesh +3
Palm-vein biometrics are increasingly used for secure, contactless authentication. Yet real-world deployment exposes them to surface noise (sweat, dirt), illumination and motion va…
Combating Falsification of Speech Videos with Live Optical Signatures (Extended Version)
Hadleigh Schwartz, Xiaofeng Yan, Charles J. Carver +1
High-profile speech videos are prime targets for falsification, owing to their accessibility and influence. This work proposes VeriLight, a low-overhead and unobtrusive system for…
Set Phasers to Stun: Beaming Power and Control to Mobile Robots with Laser Light
Charles J. Carver, Hadleigh Schwartz, Toma Itagaki +7
We present Phaser, a flexible system that directs narrow-beam laser light to moving robots for concurrent wireless power delivery and communication. We design a semi-automatic cali…
AIRA: A Low-cost IR-based Approach Towards Autonomous Precision Drone Landing and NLOS Indoor Navigation
Yanchen Liu, Minghui Zhao, Kaiyuan Hou +5
Automatic drone landing is an important step for achieving fully autonomous drones. Although there are many works that leverage GPS, video, wireless signals, and active acoustic se…