We performed an electronic database search of published works from 2012 to mid-2021 that
focus on human gait studies and apply machine learning techniques. We identified six key …

Device-free activity recognition plays a crucial role in smart building, security, and human–
computer interaction, which shows its strength in its convenience and cost-efficiency …

The key to offering personalised services in smart spaces is knowing where a particular
person is with a high degree of accuracy. Visual tracking is one such solution, but concerns …

In the metaverse, digital avatar plays an important role in representing human beings for
various interaction with virtual objects and environments, which puts a high demand on …

Gait recognition, ie, recognizing persons from their walking postures, has found versatile
applications in security check, health monitoring, and novel human-computer interaction …

Over the recent years, WiFi sensing has been rapidly developed for privacy-preserving,
ubiquitous human-sensing applications, enabled by signal processing and deep-learning …

WiFi technology has been applied to various places due to the increasing requirement of
high-speed Internet access. Recently, besides network services, WiFi sensing is appealing …

Intelligent occupancy sensing is becoming a vital underpinning for various emerging
applications in smart homes, such as security surveillance and human behavior analysis …

Channel state information (CSI)-based human activity recognition (HAR) has received great
attention in recent years due to its advantages in privacy protection, insensitivity to …

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 …