An accurate and reliable Indoor Positioning System (IPS) applicable to most indoor
scenarios has been sought for many years. The number of technologies, techniques, and …

People with visual impairment face various difficulties in their daily activities in comparison
to people without visual impairment. Much research has been done to find smart solutions …

The research and use of positioning and navigation technologies outdoors has seen a
steady and exponential growth. Based on this success, there have been attempts to …

The aim of this paper is to propose a novel room-level localization approach to locate LoRa
backscatter devices, which can be easily embedded into wearable devices or smartphones …

People with visual impairment suffer from several challenges in their daily activities. A lot of
research has been done to find solutions to help people with visual impairment performing …

The present technology, based on laser and visual SLAM navigation and positioning, does
not apply to the event of a fire in a room where there is a large amount of smoke, for its …

Laser canes, traditional white canes, guide dogs, Mowat sensor, talking signs and sonar
systems have been used by those who are visually impaired (blind) but possess some …

It is widely acknowledged that the tools for pedestrian navigation in indoor environments
have been increasing while the internal spaces of buildings continue to grow in complexity …

Map evaluation is a fundamental and challenging aspect of cartography. This is especially
true for digital maps that can be accessed via mobile devices (hereafter referred to as …

In this paper, we introduce PERCEPT-V, an indoor navigation system for visually impaired
users that uses vision-based localization and provides real-time navigation instructions to …