Various technologies such as WiFi, Bluetooth, and RFID are being used to provide indoor
location-based services (LBS). In particular, a WiFi base using a WiFi AP already installed in …

The indoor autonomous navigation of unmanned aerial vehicles (UAVs) is the current
research hotspot. Unlike the outdoor broad environment, the indoor environment is unknown …

Abstract The Wi-Fi-fingerprinting positioning method is used widely in indoor positioning
environments due to its simplicity and wide coverage. However, in the offline phase of the …

For mobile users, the ability to accurately acquire their own location is critical. By locating,
mobile users can get information about their environment and access location-related …

The development of the fifth-generation (5G) mobile communication systems has entered
into the stage of commercialization. 5G has the characteristics of high data rate, low latency …

In recent years, crowdsourcing approaches have been proposed to record the WiFi signals
annotated with the location of the reference points (RPs) extracted from the trajectories of …

This paper presents a method for writer retrieval and identification using a feature descriptor
learned by a Convolutional Neural Network. Instead of using a network for classification, we …

The safety of children is one of the fundamental concerns of parents. Recently, child
kidnapping has increased by a large percentage, some children have been found, and …

Establishing a highly accurate positioning of radio sources for radio wave monitoring and
frequency spectrum sharing is attracting considerable attention. Because the positioning …

Traditional Wi-Fi-based indoor localization techniques are susceptible to different
environments. Furthermore, the Wi-Fi fingerprint method is low efficient for localization with …