The development of navigation tools for people who are visually impaired had become an
important concern in the research area of assistive technologies. This paper gives a …

Understanding Consciousness, 2nd Edition provides a unique survey and evaluation of
consciousness studies, along with an original analysis of consciousness that combines …

Notably valuable efforts have focused on helping people with special needs. In this work, we
build upon the experience from the BlindHelper smartphone outdoor pedestrian navigation …

This paper presents a navigation aid for the blind based on a microcontroller with synthetic
speech output. The system consists of two vibrators, two ultrasonic sensors mounted on the …

This paper investigates the problem of estimation of the wheelchair position in indoor
environments with noisy measurements. The measuring system is based on two odometers …

A reliable state-of-the-art obstacle detection algorithm is proposed for a mobile application
that will analyze in real time the data received by an external sonar device and decide the …

The development of mobile apps, which are either suitably adapted or especially designed
for use by sensory-deprived people, have contributed significantly to the continuously …

Electronic travel aids (ETAs) can potentially increase the safety and comfort of blind users by
detecting and displaying obstacles outside the range of the white cane. In a series of …

ROVI is a device used to guide visually impaired people to dwell around. The conventional
method is the white cane which will be used to sense the surface and of the obstacle around …

Notably valuable efforts have focused in helping people with special needs. Daily routine
which is trivial for most of us is a real survival problem for groups of people with special …