Falling is one of the most serious health risk problems throughout the world for elderly
people. Considerable expenses are allocated for the treatment of after-fall injuries and …

CCTV cameras installed for continuous surveillance generate enormous amounts of data
daily, forging the term Big Video Data (BVD). The active practice of BVD includes intelligent …

The number of single-person households (SPHs) has been consistently increasing owing to
various social issues, such as separation by death, declining marriage rate, and increasing …

Recently, device-free human activity–monitoring systems using commercial Wi-Fi devices
have demonstrated a great potential to support smart home environments. These systems …

Respiration rate is an essential indicator of vital signs, which can demonstrate the
physiological condition of the human body and provide clues to some diseases. Commercial …

Fall accidents are serious problems, especially for elderly people living alone. This is why
many fall event detection methods have been proposed in the past. When constructing …

Early fall detection imposes a challenge for preventing life-threatening conditions to the
health in geriatrics. As per the World Health Organization, around that half of total elderly …

Limitations of optical devices for motion sensing such as small coverage, sensitivity to
obstacles, and privacy exposure result in the need for improvement. As motion sensing …

Falling is one of the most serious health risk problems throughout the world for elderly
people. Considerable expenses are allocated for the treatment of after-fall injuries and …

Envision a ubiquitously device-free motion sensing, this work focuses on the analysis of Wi-
Fi-based hand gesture trajectory tracking by utilizing the Doppler frequency obtained from …