Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
61 results found tagged text entry.
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Semantic & syntactic context-aware text entry methods
Jun Gong's Assets '07 demonstration paper proposes a context-aware extension to the dictionary-based predictive disambiguation (DBPD) text-entry methods — the family that included the once-ubiquitous T9 on mobile phone keypads. DBPD methods let users…
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Alternative Text Entry Using Different Input Methods
This paper presents the HaMCoS (Hands-free Mouse Control System) framework and its text entry applications, designed for people who cannot use their hands to operate a keyboard. HaMCoS works by detecting intentional muscle contractions — specifically…
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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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Indirect Text Entry Using One or Two Keys
This paper introduces a new descriptive model for indirect text entry — text composition methods where the number of input devices (switches) is significantly smaller than the number of selectable characters. This is the primary text entry paradigm f…
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User Modeling for Individuals with Disabilities: A Pilot Study of Word Prediction
This short paper describes the development of user models that predict how word prediction (WP) systems affect text entry performance for individuals with disabilities. The research addresses a practical clinical problem: clinicians who assess assist…
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Gestural Text Entry on Multiple Devices
This paper from Carnegie Mellon University presents adaptations of the EdgeWrite unistroke text entry method across multiple computer input devices: styluses, touchpads, displacement and isometric joysticks, four keys or buttons, and trackballs. Edge…
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Semantic Knowledge in Word Completion
This paper proposes an integrated word-completion system that combines semantic knowledge with traditional n-gram statistical models to produce more contextually appropriate predictions for users with linguistic or physical disabilities. Standard wor…
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Text Entry from Power Wheelchairs: EdgeWrite for Joysticks and Touchpads
This paper presents two adaptations of EdgeWrite, a gestural text entry method originally designed as a stylus-based unistroke technique for people with tremor, reconfigured for use with power wheelchair joysticks and touchpads. The research addresse…
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Using Handhelds to Help People with Motor Impairments
This paper presents the Pebbles project from Carnegie Mellon University, which developed software allowing handheld computers (Palm PDAs) to substitute for a PC's mouse and keyboard for people with muscular dystrophy and similar neuromuscular disorde…
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Text Entry for Mobile Devices and Users with Severe Motor Impairments: HandiGlyph, a Primitive Shapes Based Onscreen Keyboard
This paper presents HandiGlyph, a text input method for mobile devices designed for users with severe motor disabilities such as Cerebral Palsy, Amyotrophic Lateral Sclerosis, Locked-In Syndrome, and quadriplegia. The system is built on the UniGlyph …