Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
13 results found tagged evaluation methods.
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Environmental Factors in Indoor Navigation Based on Real-World Trajectories of Blind Users
This paper addresses a methodological blind spot in blind-navigation research: studies typically report localization accuracy and completion time, but say almost nothing about how the physical environment itself shapes where users go wrong. The autho…
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"Beyond Perceivability": Critical Requirements for Universal Design of Information
This paper argues that accessibility discussions focus too narrowly on perceivability — making information visually, audibly, or tactilely available — while neglecting the equally critical requirement of cognitive understandability. The authors conte…
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Measuring Website Usability for Visually Impaired People - A Modified GOMS Analysis
This paper adapts the GOMS (Goals, Operators, Methods, Selection rules) model — a well-established HCI method for estimating task execution times — to measure website usability specifically for blind screen reader users. The author argues that access…
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Evaluation of Scanning User Interfaces Using Real-Time-Data Usage Logs
This paper from Sheffield Hallam University and Barnsley District General Hospital presents a novel approach to evaluating electronic assistive technology (EAT) for people with severe disabilities through automated analysis of real-time usage logs. T…
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A comparative test of web accessibility evaluation methods
This paper presents a controlled laboratory experiment comparing two web accessibility evaluation methods: conformance review (CR) and barrier walkthrough (BW). Conformance review is the traditional approach where evaluators check whether a page sati…
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Multilingual Website Assessment for Accessibility: A Survey on Current Practices
This short paper presents results from a survey of 67 web accessibility professionals exploring how multilingual websites are assessed for accessibility. The authors note that when a monolingual website is localized into multiple languages, the acces…
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Usage of Subjective Scales in Accessibility Research
This methodological paper investigates whether positive response bias affects subjective ratings in accessibility research—a critical concern given that Likert-type items are widely used to evaluate assistive technologies. The authors pursued two com…
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Evaluating the Usability of Automatically Generated Captions for People who are Deaf or Hard of Hearing
This paper addresses a fundamental problem in automatic captioning for Deaf and Hard of Hearing (DHH) users: the standard metric used to evaluate automatic speech recognition (ASR) systems — Word Error Rate (WER) — poorly predicts how usable the resu…
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HEUA: A Heuristic Evaluation with Usability and Accessibility Requirements to Assess Web Systems
This paper from the University of Sao Paulo presents HEUA (Heuristic Evaluation with Usability and Accessibility), a questionnaire-based instrument that integrates usability and accessibility assessment into a single evaluation framework for web syst…
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Methodology for Identifying and Solving Accessibility Related Issues in Web Content Management System Environments
This paper presents a nine-step iterative methodology for identifying and resolving accessibility issues in web content management system (CMS) environments. The authors address the growing problem that while CMSs like OpenCMS and Typo3 enable non-te…