Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
276 results found tagged blindness.
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VectorEntry: Text Entry Mechanism Using Handheld Touch-Enabled Mobile Devices for People with Visual Impairments
This research develops VectorEntry, a gesture-based text entry system for touchscreen mobile devices designed specifically for people with visual impairments. The authors conducted two preliminary studies to understand how users with visual impairmen…
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Echolocation as a Means for People with Visual Impairment (PVI) to Acquire Spatial Knowledge of Virtual Space
This study investigates whether echolocation—the use of sound reflections to perceive spatial information—can enable people with visual impairment (PVI) to acquire spatial knowledge of virtual environments. The researchers built a virtual world using…
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Experimental Analysis of a Spatialised Audio Interface for People with Visual Impairments
This paper evaluates a spatialised audio interface designed to help people with visual impairments find objects in indoor environments. Part of the ActiVis project, the system uses a Google Project Tango mobile device with RGB-D cameras for localizat…
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Creating Accessible Online Floor Plans for Visually Impaired Readers
This paper presents a generic model for converting online graphics—specifically house floor plans—into accessible formats for blind and severely vision-impaired users. The model supports both fully automatic and semi-automatic transcription, allowing…
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Fully Autonomous Vehicles for People with Visual Impairment: Policy, Accessibility, and Future Directions
This policy analysis examines how fully autonomous vehicles (FAVs) could transform mobility for people who are blind or visually impaired (BVI), while arguing that current US legislation fails to address their accessibility needs. With over 25 millio…
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Iterative Design of Sonification Techniques to Support People with Visual Impairments in Obstacle Avoidance
This paper presents WatchOut, a sonification system that conveys real-time obstacle information to blind or visually impaired (BVI) people through non-verbal audio cues. While white canes detect obstacles only within about 1 meter and miss elevated h…
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Addressing Accessibility Barriers in Programming for People with Visual Impairments: A Literature Review
This systematic literature review analyzes 70 papers published between 2000-2020 examining accessibility barriers in programming for people with visual impairments and proposed solutions. The review covers both professional programmers and students l…
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Tactile Materials in Practice: Understanding the Experiences of Teachers of the Visually Impaired
This research investigates how Teachers of the Visually Impaired (TVIs) create, acquire, and use tactile materials—tactile graphics, 3D models, and real objects—in their educational practice. Despite growing research interest in tactile material crea…
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Ally: Understanding Text Messaging to Build a Better Onscreen Keyboard for Blind People
This research presents Ally, a smartphone onscreen keyboard designed specifically for blind users who need to enter text messages when voice input or external keyboards are unavailable. The authors recognized that blind smartphone users employ hetero…
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Beyond the Cane: Describing Urban Scenes to Blind People for Mobility Tasks
This research investigates what environmental information is most useful for blind pedestrians navigating urban spaces, moving beyond obstacle-avoidance to understand comprehensive scene description needs. The authors conducted two experiments with 1…