The past years have witnessed the rapid conceptualization and development of wireless
sensing based on Channel State Information (CSI) with commodity WiFi devices. Recent …

Recently, device-free human behavior recognition has become a hot research topic and has
achieved significant progress in the field of ubiquitous computing. Among various …

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

Passenger counting is crucial for many applications such as vehicle scheduling and traffic
capacity assessment. However, most of the existing solutions are either high-cost, privacy …

Besides the conventional communication function, wireless signals are actively exploited for
sensing purposes recently. However, a missing component of existing wireless sensing is …

WiFi-based gesture recognition emerges in recent years and attracts extensive attention
from researchers. Recognizing gestures via WiFi signal is feasible because a human …

Enabling pervasive WiFi devices with non-contact sensing capability is an important topic in
the field of integrated sensing and communication. Doppler effect has been widely exploited …

Despite extensive research effort in contact-free sensing using RF signals in the last few
years, there still exist significant barriers preventing their wide adoptions. One key issue is …

Recent years have witnessed rapid development in the research area of WiFi sensing,
which senses human activities in a contactless and non-intrusive manner. One major issue …

Channel state information (CSI) provides rich insight into the physical characteristics of an
environment through radio subcarrier frequencies in orthogonal frequency-division …