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• An Easy to Use Data Logger for Local User Studies

  Vagner Figueredo de Santana, Felipe Eduardo Ferreira Silva · 2019 · Proceedings of the 16th International Web for All Conference (W4A)

  This demonstration paper introduces User Test Logger, an open-source Firefox browser add-on designed to capture detailed user interaction data during local usability and accessibility studies. The authors identify a gap in available tooling: existing interaction logging tools…

  usability testing · accessibility evaluation · interaction logging · data collection · open source tools

• Automatic Identification of Widgets and their Subcomponents Based on a Classification Pipeline for DOM Mutation Records

  Eduardo Henrique Rizo, Renata Pontin de Mattos Fortes, Humberto Lidio Antonelli, Willian Massami Watanabe · 2019 · Proceedings of the 16th International Web for All Conference (W4A)

  This paper presents a machine learning pipeline for automatically classifying web widgets (specifically dropdown menus) and their subcomponents by analyzing DOM mutation records — the dynamic changes that occur in a web page's HTML structure when users interact with it or visual…

  WAI-ARIA · machine learning · web accessibility · automated testing · widgets

• Combining Semantic Tools for Automatic Evaluation of Alternative Texts

  Carlos Duarte, Carlos M. Duarte, Luís Carriço · 2019 · Proceedings of the 16th International Web for All Conference (W4A)

  This paper presents SCREW v2, an updated algorithm for automatically assessing the quality of alternative texts for images on web pages from an accessibility perspective. The work is motivated by the EU Directive 2016/2102, which requires monitoring the accessibility of public…

  alternative text · automated accessibility testing · image accessibility · semantic analysis · computer vision

• A Proposal to Adapt the Semiotic Inspection Method to Analyze Screen Reader Mediated Interaction

  Lucas Pedroso Carvalho, Raquel Oliveira Prates, André Pimenta Freire · 2019 · Proceedings of the 18th Brazilian Symposium on Human Factors in Computing Systems (IHC 2019)

  This paper proposes SIM-SR (Semiotic Inspection Method for Screen Reader mediated interaction), an adaptation of the Semiotic Inspection Method (SIM) from Semiotic Engineering theory to evaluate how screen readers mediate the communication between designers and visually impaired…

  semiotic engineering · screen readers · communicability · blind users · low vision

• The Current Status of Accessibility in Mobile Apps

  Shunguo Yan, P. G. Ramachandran · 2019 · ACM Transactions on Accessible Computing

  This large-scale empirical study evaluated the accessibility of 479 Android apps from Google Play across 23 business categories using IBM Mobile Accessibility Checker (MAC), an automated tool that maps accessibility rules to GUI widget categories. The study examined over 610,000…

  mobile accessibility · Android · automated testing · accessibility evaluation · GUI accessibility

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