Recent advances in understanding the importance of respiratory frequency (f R) as a
sensitive marker of a variety of physiopathological stressors are fostering growing interest in …

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 …

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 …

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 …

Having been studied for more than a decade, Wi-Fi human sensing still faces a major
challenge in the presence of multiple persons, simply because the limited bandwidth of Wi …

In recent years, wireless sensing has been exploited as a promising research direction for
contactless human activity recognition. However, one major issue hindering the real …

The passive WiFi sensing research has largely centered on activity sensing using fixed-
location WiFi transceivers, leading to the development of several theoretical models that aim …

The COVID-19 pandemic further highlighted the need to use low-cost remote monitoring
procedures for medical patients. Since the results reported in the literature have shown that …

Abstract The current SARS-CoV-2, better know as COVID-19, has emerged as a serious
pandemic with life-threatening clinical manifestations and a high mortality rate. One of the …

Since sleep plays an important role in people's daily lives, sleep monitoring has attracted the
attention of many researchers. Physical and physiological activities occurring in sleep …