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The system is based on the integration of state of the art current technologies, including high-accuracy GPS positioning, GIS, electronic compass and wireless digital video transmission (remote vision) facility with an accuracy of 3~4m. It provides an automated guidance using the information from daily updated digital map datasets e.g. roadworks.
Tactile map variables: Just as Jacques Bertin retinal variables help determine how visual maps are produced; tactile maps have a formula as well. Although researchers have not standardized tactile map variables, these nine are usually included depending on the substrate : vibration, flutter, pressure, temperature, size, shape, texture/grain ...
For low vision patients, there are multiple mobility training methods and devices available including the 3D sound virtual reality system, talking braille, and RFID floors. The 3D sound virtual reality system transforms sounds into locations and maps the environment. [13] This system alerts patients to avoid possible dangers.
Google announced today that Maps is getting a new feature aimed at helping those in wheelchairs or people with other mobility restrictions. While lots of people rely on apps like Google Maps to ...
Home automation is becoming a viable option for the elderly and disabled who would prefer to stay in their own homes rather than move to a healthcare facility. This field uses much of the same technology and equipment as home automation for security, entertainment, and energy conservation but tailors it towards elderly and disabled users.
The concept of accessible design and practice of accessible developments ensures both "direct access" (i.e. unassisted) and "indirect access" meaning compatibility with a person's assistive technology (for example, computer screen readers). [2] Accessibility can be viewed as the "ability to access" and benefit from some system or entity.
Near visual acuity or near vision is a measure of how clearly a person can see nearby small objects or letters.Visual acuity in general usually refers clarity of distance vision, and is measured using eye charts like Snellen chart, LogMAR chart etc. Near vision is usually measured and recorded using a printed hand-held card containing different sized paragraphs, words, letters or symbols.
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