Collaborative sensing leverages the cooperation of a collection of sensors to complete a
large-scale sensing task in Internet of Things (IoT). Although some previous studies have …

With the high demand for wireless data traffic, WiFi networks have experienced very rapid
growth, because they provide high throughput and are easy to deploy. Recently, Channel …

The past few years have witnessed the great potential of exploiting channel state information
retrieved from commodity WiFi devices for respiration monitoring. However, existing …

With the advancement of wireless technologies and sensing methodologies, many studies
have shown the success of re-using wireless signals (eg, WiFi) to sense human activities …

Vital signs are crucial indicators for human health, and researchers are studying contact-free
alternatives to existing wearable vital signs sensors. Unfortunately, most of these designs …

This paper presents the design and implementation of RT-Fall, a real-time, contactless, low-
cost yet accurate indoor fall detection system using the commodity WiFi devices. RT-Fall …

In recent years, we have seen efforts made to simultaneously monitor the respiration of
multiple persons based on the channel state information (CSI) retrieved from commodity …

This paper presents WiPose, the first 3D human pose construction framework using
commercial WiFi devices. From the pervasive WiFi signals, WiPose can reconstruct 3D …

Recent research has demonstrated the feasibility of detecting human respiration rate non-
intrusively leveraging commodity WiFi devices. However, is it always possible to sense …

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