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• A More Accessible Web with Natural Language Interface

  Xiang Deng · 2023 · Proceedings of the 20th International Web for All Conference (W4A)

  This extended abstract proposes building a general natural language interface (NLI) for the Web that would allow users to express their needs in plain language and have the system automatically carry out the required actions on any website. The approach aims to reduce the…

  natural language processing · web accessibility · web automation · semantic parsing · large language models

• Understanding and Improving Drilled-Down Information Extraction from Online Data Visualizations for Screen-Reader Users

  Ather Sharif, Andrew M. Zhang, Katharina Reinecke, Jacob O. Wobbrock · 2023 · Proceedings of the 20th International Web for All Conference (W4A '23)

  This extended abstract presents enhancements to VoxLens, an open-source JavaScript plug-in that improves the accessibility of online data visualizations for screen-reader users (SRUs) through a multimodal approach. Over 7.6 million people in the United States use screen readers,…

  screen readers · data visualization accessibility · alternative text · sonification · blind and low vision

• Accessibility Metatesting: Comparing Nine Testing Tools

  Jonathan Robert Pool · 2023 · Proceedings of the 20th International Web for All Conference (W4A '23)

  This short paper presents a systematic empirical comparison of nine automated web accessibility testing tools that are amenable to integration into multi-tool testing regimes (free or nearly free, controllable via APIs or NPM packages, and comprehensive in scope). The nine tools…

  automated accessibility testing · web accessibility · accessibility testing · accessibility evaluation · WCAG compliance

• OPTIMAL-EM: Optimised Population Sourcing for Web Accessibility Evaluation

  Alexander Hambley, Yeliz Yesilada, Markel Vigo, Simon Harper · 2023 · Proceedings of the 20th International Web for All Conference (W4A '23)

  This extended abstract presents OPTIMAL-EM, a prototypical tool and framework designed to optimise the web accessibility evaluation process by systematically selecting representative pages from a website for auditing. Currently, accessibility evaluations supported by…

  automated accessibility testing · web accessibility · accessibility evaluation · web crawling · machine learning

• Towards Optimised Population Sourcing for Web Accessibility Evaluation

  Alexander Hambley · 2023 · Proceedings of the 20th International Web for All Conference (W4A '23)

  This doctoral consortium extended abstract presents a PhD project proposing a novel framework and prototypical tool for optimising web accessibility evaluation through statistically representative page sampling. The work is the single-author companion to the multi-author…

  automated accessibility testing · web accessibility · accessibility evaluation · web crawling · machine learning

• A platform to check website compliance with web accessibility standards

  Reinaldo Ferraz, Ana Duarte, João Bárbara, Adriano C.M. Pereira, Wagner Meira · 2023 · Proceedings of the 20th International Web for All Conference (W4A)

  This short paper presents the TIC Web Acessibilidade platform, a comprehensive system for evaluating and monitoring the accessibility of Brazilian government websites at scale. Developed by NIC.br (the Brazilian Internet Steering Committee's executive arm) in collaboration with…

  automated testing · web accessibility · government accessibility · accessibility monitoring · web crawler

• Notably Inaccessible — Data Driven Understanding of Data Science Notebook (In)Accessibility

  Venkatesh Potluri, Sudheesh Singanamalla, Nussara Tieanklin, Jennifer Mankoff · 2023 · Proceedings of the 25th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '23)

  This paper presents the first large-scale analysis of the accessibility of computational notebooks — interactive documents combining code, text, and data visualizations that have become the standard tool for data science work. The researchers analyzed 100,000 Jupyter notebooks…

  computational notebooks · data science · screen readers · blind and visually impaired · data visualization

• Towards Real-Time Measurements of Internet Health: Optimizing Large-Scale Web Accessibility Evaluations

  Luís P. Carvalho, Tiago Guerreiro, Shaun Lawson, Kyle Montague · 2023 · Proceedings of the 25th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2023)

  This paper investigates how to optimize page sampling strategies for large-scale web accessibility evaluations, aiming to make near real-time measurements of Internet Health feasible. Current large-scale accessibility studies are financially and time exhaustive, typically…

  web accessibility · large-scale evaluation · automated testing · internet health · WCAG

• The Accessibility of Data Visualizations on the Web for Screen Reader Users: Practices and Experiences During COVID-19

  Danyang Fan, Alexa Fay Siu, Hrishikesh Rao, Gene Sung-Ho Kim, Xavier Vazquez, Lucy Greco, Sile O'Modhrain, Sean Follmer · 2023 · ACM Transactions on Accessible Computing

  This comprehensive mixed-methods study examines data visualization accessibility through three complementary investigations: an accessibility audit of 87 COVID-19 visualizations, an online survey of 127 screen reader users, and contextual inquiry with 12 participants. The…

  data visualization · screen readers · visual impairment · web accessibility · accessibility audit

9 results.