Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
17 results found tagged motor impairments.
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DigitCHAT: Enabling AAC Input at Conversational Speed
This paper presents DigitCHAT, a prototype augmentative and alternative communication (AAC) system designed for literate users with mild upper limb motor impairments who need fast, expressive face-to-face communication on mobile phones. The authors i…
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Text Entry via Discrete and Analog Myoelectric Signals
This demo paper presents a prototype system for text entry using surface electromyography (sEMG) signals detected from muscles in the user's forearm. The system is intended for people with upper extremity disabilities who retain the ability to contro…
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Motor-Impaired Touchscreen Interactions in the Wild
This paper examines how touchscreen interaction performance varies over time for people with motor impairments, moving beyond snapshot lab studies to a four-week in-the-wild evaluation. Nine participants with conditions including Parkinson's disease,…
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Design and Evaluation of a Networked Game to Support Social Connection of Youth with Cerebral Palsy
This paper presents Liberi, a networked video game custom-designed to foster social interaction among youth with cerebral palsy (CP). Youth with CP—particularly those classified at GMFCS level III who require mobility aids—experience social isolation…
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Accessibility in Context: Understanding the Truly Mobile Experience of Smartphone Users with Motor Impairments
This paper moves beyond lab-based studies to investigate how people with motor impairments actually use smartphones in their daily lives, particularly outside the home. The research combines two studies: an online survey of 16 smartphone users with m…
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Text Entry by Raising the Eyebrow with HaMCoS
This demo paper presents HaMCoS (HAnds-free Mouse COntrol System), a system that enables text entry for people with very severe physical disabilities using tiny contractions of the brow muscle. The system targets users in a "locked-in" state, where c…
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Goal Crossing with Mice and Trackballs for People with Motor Impairments: Performance, Submovements, and Design Directions
This study investigates whether goal crossing—an input technique where users move through a target boundary rather than clicking within it—can benefit people with motor impairments. The research compares crossing performance against traditional area …
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Exploring Methods to Improve Pen-Based Menu Selection for Younger and Older Adults
This study investigates why users struggle with pen-based menu selection on tablet PCs, particularly older adults, and tests two approaches for reducing errors. Building on a baseline study that identified three error types (slipping, drifting, and "…
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Sibylle, an assistive communication system adapting to the context and its user
Sibylle is an augmentative and alternative communication (AAC) system designed for people with severe motor disabilities who cannot use conventional keyboards. The system has been in clinical use at the Kerpape rehabilitation center in Brittany, Fran…
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The Development and Evaluation of Performance-Based Functional Assessment: A Methodology for the Measurement of Physical Capabilities
This paper introduces PB-FACT (Performance-Based Functional Assessment for Computer Technology), a methodology for objectively measuring the physical capabilities of individuals with motor impairments to inform assistive technology selection. Traditi…