With the marvelous development of wireless techniques and ubiquitous deployment of
wireless systems indoors, myriad indoor location-based services (ILBSs) have permeated …

Wireless local area networks (WLANs) have become a promising choice for indoor
positioning as the only existing and established infrastructure, to localize the mobile and …

Indoor human tracking is fundamental to many real-world applications such as security
surveillance, behavioral analysis, and elderly care. Previous solutions usually require …

Injuries that are caused by falls have been regarded as one of the major health threats to the
independent living for the elderly. Conventional fall detection systems have various …

Activity monitoring in home environments has become increasingly important and has the
potential to support a broad array of applications including elder care, well-being …

We present WiGest: a system that leverages changes in WiFi signal strength to sense in-air
hand gestures around the user's mobile device. Compared to related work, WiGest is unique …

We present RF-Capture, a system that captures the human figure--ie, a coarse skeleton--
through a wall. RF-Capture tracks the 3D positions of a person's limbs and body parts even …

This paper introduces WiTrack, a system that tracks the 3D motion of a user from the radio
signals reflected off her body. It works even if the person is occluded from the WiTrack …

An accurate and reliable Indoor Positioning System (IPS) applicable to most indoor
scenarios has been sought for many years. The number of technologies, techniques, and …

We have recently witnessed the emergence of RF-based indoor localization systems that
can track user motion without requiring the user to hold or wear any device. These systems …