Human activity recognition is a key to a lot of applications such as healthcare and smart
home. In this study, we provide a comprehensive survey on recent advances and challenges …

Device-free wireless localization and activity recognition (DFLAR) is a new technique, which
could estimate the location and activity of a target by analyzing its shadowing effect on …

Wi‐Fi technology has strong potentials in indoor and outdoor sensing applications; it has
several important features which makes it an appealing option compared to other sensing …

We investigate the use of WiFi Received Signal Strength Information (RSSI) at a mobile
phone for the recognition of situations, activities and gestures. In particular, we propose a …

Wireless propagation is conventionally considered as the enabling tool for transporting
information in digital communications. However, recent research has shown that the …

We consider the recognition of activities from passive entities by analysing radio-frequency
(RF)-channel fluctuation. In particular, we focus on the recognition of activities by active …

Device-free gesture recognition (DFGR) is a promising sensing technique, which can
recognize a gesture by analyzing its influence on surrounding wireless signals. Most of the …

Device-Free simultaneous wireless Localization and Activity Recognition (DFLAR) is a
promising novel technique that empowers wireless networks with the ability to perceive the …

Over the last few years, user modeling scenery is changing. With the recent advancements
in ubiquitous and wearables technologies, the amount and type of data that can be gathered …

Device-free identification (DFI) is a promising technique, which could recognize human
identity using his/her unique influence on surrounding wireless signals in a device-free and …