Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
8 results found tagged evaluation methodology.
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Design and Evaluation of an American Sign Language Generator
Huenerfauth, Zhao, Gu, and Allbeck (2007) describe the implementation and user evaluation of a prototype system for generating animations of American Sign Language (ASL) classifier predicates — spatially complex hand movements that trace the location…
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Evaluating Web Resources for Disability Access
This paper from the University of Dundee's Digital Media Access Group argues that existing accessibility evaluation methods in 2000 were individually insufficient and proposes a comprehensive meta-methodology that combines multiple evaluation techniq…
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Auditory Navigation in Hyperspace: Design and Evaluation of a Non-Visual Hypermedia System for Blind Users
This paper from the University of Hertfordshire's Sensory Disabilities Research Unit presents the design and rigorous evaluation of DAHNI (Demonstrator of the ACCESS media Non-Visual Interface), a hypermedia system built specifically for blind users …
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Comparing Evaluation Techniques for Text Readability Software for Adults with Intellectual Disabilities
This paper investigates how to properly evaluate text simplification software designed for adults with mild intellectual disabilities (ID). The authors are developing a system that automatically simplifies news articles, displays them, and reads them…
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Testability and Validity of WCAG 2.0: The Expertise Effect
This paper investigates the testability and validity of WCAG 2.0 success criteria through an empirical study with 22 accessibility experts and 27 non-experts (university students with 14 hours of accessibility training). Participants evaluated all 61…
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Effect of Displaying Human Videos During an Evaluation Study of American Sign Language Animation
This paper addresses a critical methodological question in sign language animation research: how does the choice of upper baseline (human video vs. high-quality animation) and the modality of comprehension questions affect evaluation results? The aut…
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On the Evaluation of Novel Sonification Techniques for Non-Visual Shape Exploration
This paper proposes and evaluates six novel sonification techniques for enabling blind and visually impaired users to explore and recognize shapes on touchscreen devices, comparing them against two existing techniques from the literature. The motivat…
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Regression Analysis of Demographic and Technology-Experience Factors Influencing Acceptance of Sign Language Animation
This paper investigates how deaf participants' demographic backgrounds and technology experience influence their evaluation scores when assessing sign language animation systems, revealing that participant characteristics — not just animation quality…