There are around 285 million visually impaired people worldwide, and around 370,000
people are registered as blind or partially sighted in the UK. Ongoing advances in …

This paper discusses issues of importance to designers of media for visually impaired users.
The paper considers the influence of human factors on the effectiveness of presentation as …

Tactile maps are commonly used to give visually impaired users access to geographical
representations. Although those relief maps are efficient tools for acquisition of spatial …

When preparing to visit new locations, sighted people often look at maps to build an a priori
mental representation of the environment as a sequence of step-by-step actions and points …

This paper evaluates an inexpensive and intuitive approach for providing non-visual access
to graphic material, called a vibro-audio interface. The system works by allowing users to …

Independent navigation is challenging for blind people, particularly in unfamiliar
environments. Navigation assistive technologies try to provide additional support by guiding …

Many touch screens remain inaccessible to blind users, and those approaches to providing
access that do exist offer minimal support for interacting with large touch screens or spatial …

Learning an environment can be challenging for people with visual impairments. Braille
maps allow their users to understand the spatial relationship between a set of places …

This article reports on a preliminary study, which investigates if vibration and speech
feedback can be used in order to make a digital map on a touch screen device more …

Touchscreens have become a de facto standard of input for mobile devices as they most
optimally use the limited input and output space that is imposed by their form factor. In recent …