Bluetooth Low Energy (BLE) has become the de facto communication protocol for the
Internet of Things (IoT) and smart wearable devices for its ultra-low energy consumption …

Abstract Currently, ultra-wideband (UWB)-based localization systems are attracting much
attention due to their high ranging accuracy. It is well known that the relative sensor–source …

Indoor navigation has attracted commercial developers and researchers in the last few
decades. The development of localization tools, methods and frameworks enables current …

Great efforts have been devoted to solving the crowd counting problem based on vision or
other fine-grained measurements. Popular vision and WiFi channel state information based …

Fire hazard in public buildings may result in serious casualties due to the difficulty of
evacuation caused by intricate interior space and unpredictable development of fire …

Wi-Fi fingerprint systems provide cost-effective and reliable solution for indoor positioning.
However, such systems incur high calibration cost in the training phase and high searching …

One of the most challenging issues in radio received signal strength (RSS)-based
localization systems is the generation and distribution of a radio map with a coordinate …

In this letter, a novel localization scheme is reported to improve WiFi fingerprint-based
localization via dimensionality reduction and an adaptive fingerprint matching algorithm …

Nowadays, ultra wideband (UWB) has been popular in indoor positioning systems. Because
of obstacles such as walls, doors, desks and pedestrians in the indoor area, UWB devices …

Accurate indoor positioning is vital for many indoor autonomous systems. This article
focuses on the influence of beacon placement on overall positioning quality in cluttered …