A large amount of energy could be saved by detecting home occupancy and automatically
controlling the lights, and HVAC. Existing occupancy sensors can detect the motion of …

Identification of occupant presence and location inside buildings is essential to functional
goals such as security, healthcare, and energy management. Floor-vibration measurements …

Occupant activity recognition (OAR) is essential for building management systems (BMS) to
provide occupants with intelligent and comfort environments. Conventional sensing …

Channel State Information (CSI) obtained from commercial Wi-Fi chipsets has proven to be
efficient in detecting human interaction with radio waves. However, there is a lack of …

Significant energy savings can be achieved by operating heating, ventilation, and air
conditioning control systems with indoor occupancy measurement information. This paper …

The presence of a human in the vicinity of radio transceivers results in radio signal strength
variations at the receiver's input. Therefore, human presence in an indoor environment can …

Recent studies have shown that adjusting HVAC systems based on the number of people
inside the room can save at least 38% of energy consumed for reheating. Besides, accurate …

Abstract Device-free Wi-Fi sensing has gained much attention due to its simplicity, low cost,
and it requires no additional hardware. The main advantages of Wi-Fi sensing are, it is …

A recent trend for human activity recognition, fall detection, health-care applications, etc.,
which is using the non-contact radio-frequency (RF) signals, is known as the RF sensing …

Healthcare professionals, industry, and academics have all recently expressed a strong
interest towards WiFi sensing. These techniques could be used to identify critical …