Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
749 results found tagged assistive technology.
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From Letters to Words: Efficient Stroke-based Word Completion for Trackball Text Entry
This paper presents a significant extension to Trackball EdgeWrite, a unistroke text entry method designed for people who use trackballs as their primary pointing device. The original Trackball EdgeWrite allowed users to enter text one character at a…
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Usability and Accessibility Issues in the Localization of Assistive Technology
This doctoral consortium paper from Virginia Polytechnic Institute examines the usability and accessibility challenges that arise when assistive technology software designed in one country is localized for users with disabilities in another. The rese…
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Developing Steady Clicks: A Method of Cursor Assistance for People with Motor Impairments
This paper from IBM Research and the University of British Columbia presents Steady Clicks, a cursor assistance feature designed to reduce clicking errors for mouse users with motor impairments. The system addresses three specific error types identif…
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Indoor Wayfinding: Developing a Functional Interface for Individuals with Cognitive Impairments
This paper from the University of Washington describes the design and user evaluation of an indoor wayfinding system for individuals with cognitive impairments, including traumatic brain injury, Down syndrome, pervasive developmental disorder, and ce…
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Interactive Tracking of Movable Objects for the Blind on the Basis of Environment Models and Perception-Oriented Object Recognition Methods
This paper from the University of Stuttgart presents advances to an indoor navigation and object identification system for blind and deafblind users. The system combines a stereo camera and 3D inertial sensor mounted on a bicycle helmet with detailed…
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Loudmouth: Modifying Text-to-Speech Synthesis in Noise
This short paper from Northeastern University presents Loudmouth, a modified text-to-speech synthesizer that emulates the Lombard effect — the natural way humans adjust their speech in noisy environments — to improve synthesized speech intelligibilit…
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Improvements in Vision-based Pointer Control
This paper presents the HeadTracking Pointer (HTP), a vision-based head tracking system developed at IBM's T.J. Watson Research Center that uses a standard webcam to allow people with motor disabilities to control a computer pointer through head move…
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Wireless Headset Communications for Vision Impaired Persons in Multi-User Environments
This paper addresses a practical workplace accessibility problem: vision impaired persons (VIPs) who work in call centres rely on screen reading software that outputs speech through headsets, but in multi-user environments with many wireless headsets…
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Hardware-Based Text-to-Braille Translator
This paper describes the implementation of a text-to-Braille translator in hardware using Field-Programmable Gate Arrays (FPGAs), as an alternative to the software-based translators that dominate the market. The translator implements Paul Blenkhorn's…
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Facetop Tablet: Note-Taking Assistance for Deaf Persons
This paper presents Facetop Tablet, a system designed to assist deaf and hard of hearing people in taking notes during meetings, lectures, and group activities. The core problem is that deaf users who rely on sign language interpreters face a constan…