60 citations · 71 across the 5 of their papers we have counts for
5 papers
AutoCast: Scalable Infrastructure-less Cooperative Perception for Distributed Collaborative Driving
Hang Qiu, Pohan Huang, Namo Asavisanu +3
Autonomous vehicles use 3D sensors for perception. Cooperative perception enables vehicles to share sensor readings with each other to improve safety. Prior work in cooperative per…
Efficient Pipelines for Vision-Based Context Sensing
Xiaochen Liu
Context awareness is an essential part of mobile and ubiquitous computing. Its goal is to unveil situational information about mobile users like locations and activities. The sense…
On Localizing a Camera from a Single Image
Pradipta Ghosh, Xiaochen Liu, Hang Qiu +3
Public cameras often have limited metadata describing their attributes. A key missing attribute is the precise location of the camera, using which it is possible to precisely pinpo…
Grab: Fast and Accurate Sensor Processing for Cashier-Free Shopping
Xiaochen Liu, Yurong Jiang, Kyu-Han Kim +1
Cashier-free shopping systems like Amazon Go improve shopping experience, but can require significant store redesign. In this paper, we propose Grab, a practical system that levera…
Secure Pick Up: Implicit Authentication When You Start Using the Smartphone
Wei-Han Lee, Xiaochen Liu, Yilin Shen +2
We propose Secure Pick Up (SPU), a convenient, lightweight, in-device, non-intrusive and automatic-learning system for smartphone user authentication. Operating in the background,…