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W4A '21: Proceedings of the 18th International Web for All Conference
ACM2021 Proceeding
Publisher:
  • Association for Computing Machinery
  • New York
  • NY
  • United States
Conference:
W4A '21: 18th Web for All Conference Ljubljana Slovenia April 19 - 20, 2021
ISBN:
978-1-4503-8212-0
Published:
20 May 2021

Bibliometrics
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Abstract

W4A was established in 2004 as a cross-disciplinary conference focusing on research in the area of the Web and accessibility, primarily for people with disabilities. Since then, it has become an established part of the accessibility research calendar, taking place alongside the annual WWW conference.

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SESSION: Visual impairments
research-article
MusA: artwork accessibility through augmented reality for people with low vision

People with disabilities rarely visit museums due to mobility issues in reaching and navigating museum buildings and difficulties in accessing artworks. This work addresses the latter problem, considering people with low vision. To this end, we present ...

research-article
AccessComics: an accessible digital comic book reader for people with visual impairments

A number of researches have been conducted to improve the accessibility of various types of images on the web (e.g., photos and artworks) for people with visual impairments. However, little has been studied on making comics accessible. As a formative ...

short-paper
Multi-touch exploration and sonification of line segments

We present SoundLines, a mobile app designed to support children with visual impairments in exercising spatial exploration skills. This is achieved through multi-touch discovery of line segments on touchscreen, coupled with sonification feedback. ...

SESSION: Keynote 1
invited-talk
Crisis and technology

How can the international technology community help support disaster response efforts? In the summer of 2009, Crisis Camp attendees met in Washington, D.C. to try and answer this very question. This "bar camp" style event was the genesis to the creation ...

SESSION: Accessibility challenge
extended-abstract
Teaching accessibility awareness with games

Serious games have become more common in higher education as tools for delivering experiential learning. They are particularly useful during times of crisis like the COVID-19 pandemic, with almost all learning switching to virtual as populations isolate ...

extended-abstract
Accessibility challenges in lab simulations

Adapting in-person learning activities such as labs for online courses presents many challenges for educators and is of particular interest during the COVID-19 pandemic. In this paper, we describe accessibility challenges and solutions in an ...

SESSION: Online accessibility & emergency
research-article
Distance meetings during the covid-19 pandemic: are video conferencing tools accessible for blind people?

Since the first lockdown in 2020, video conferencing tools have been becoming increasingly important for employment, education, and social interaction. This makes accessibility and usability of these tools essential. For instance, are the main ...

research-article
Online learning accessibility during the COVID-19 pandemic

During the COVID-19 pandemic, many elementary, middle, and high schools made an emergency transition to online learning. Students have faced numerous access issues during this time, but little is known about how well students with disabilities can ...

research-article
Making the elusive more tangible: remote tools & techniques for teaching web development to screen reader users

The COVID-19 pandemic exacerbated the lack of accessible tech skills training for screen reader users. To address this gap, we developed remote tools and techniques to support screen reader users in learning web development. In this paper, we describe ...

short-paper
The transparency of automatic accessibility evaluation tools

Several web accessibility evaluation tools have been put forward to reduce the burden of identifying accessibility barriers for disabled people. One common issue in using accessibility evaluation tools in practice is that the results provided by ...

research-article
Public Access
COVID-19 highlights the issues facing blind and visually impaired people in accessing data on the web
Article No.: 11, pp 1–15https://doi.org/10.1145/3430263.3452432

During the COVID-19 pandemic, dissemination of data on the web has been vital in shaping the public's response. We postulated the increased prominence of data might have exacerbated the accessibility gap for the Blind and Visually Impaired (BVI) ...

SESSION: Keynote 2 - William loughborough memorial address
invited-talk
The gift and undying legacy of web accessibility

The Merriam-Webster online dictionary defines the word Legacy as "...a gift ... often a substantial gift ... something transmitted by or received from an ancestor or predecessor or from the past..." [1]. And so it was that nearly 25 years ago, at the ...

SESSION: Visual impairments
research-article
Improving mealtime experiences of people with visual impairments
Article No.: 13, pp 1–11https://doi.org/10.1145/3430263.3452421

A number of studies have been conducted to understand the accessibility issues that people with visual impairments experience. However, most of these are limited to navigation and object recognition tasks. In this study, we focused on providing mealtime ...

research-article
LaTeX as an inclusive accessibility instrument for highschool mathematical education

This paper describes the design, implementation and outcomes of a teaching activity in high school setting, aimed at supporting a student with visual impairments in learning Mathematics and promoting inclusive learning involving all other students. The ...

short-paper
Enhancing video communication experience for low vision users

In this paper, we investigate the impact of various video enhancement techniques on the video chat user experience of people diagnosed with low vision. To this end, we present the results of an exploratory user study, in which participants with low ...

short-paper
WordMelodies: an inclusive mobile app supporting the acquisition of literacy skills

We present WordMelodies, a mobile edutainment app designed for inclusive teaching of literacy skills to visually impaired and sighted primary school children. WordMelodies is a cross-platform mobile application, and it can be accessed visually and ...

SESSION: Keynote 3
invited-talk
Loud and clear: the missing links of language and language technology for humanitarian access, impact, and accountability

Language is a huge resource, but one to which the humanitarian sector has been largely blind. Communicating in the languages of crisis-affected people is essential to making humanitarian action more inclusive, effective, and accountable. Language ...

SESSION: Cognitive assistance
short-paper
Implementing an accessible conversational user interface: applying feedback from university students and disability support advisors

In the ADMINS (Assistants for the Disclosure and Management of Information about Needs and Support) project, we have implemented a virtual assistant which is designed to enable students to disclose disabilities and to provide guidance and suggestions ...

Article
Cognitive function vs. accessible authentication: insights from dyslexia research

The most common authentication mechanism, the password, requires a user to recall a secret. Users take this memorisation, or cognitive function, test on a daily basis in order to gain access to systems and devices. This mechanism's design has received ...

research-article
Scribe: improving older adults' access to medical instructions from patient-physician conversations
Article No.: 20, pp 1–11https://doi.org/10.1145/3430263.3452420

During doctor's visits, the medical conversations shared often contain essential instructions and tailored advice necessary for daily care, particularly among older adults who manage chronic illnesses. However, some older adult patients face barriers ...

research-article
Open Access
When can accessibility help?: an exploration of accessibility feature recommendation on mobile devices
Article No.: 21, pp 1–12https://doi.org/10.1145/3430263.3452434

Numerous accessibility features have been developed and included in consumer operating systems to provide people with a variety of disabilities additional ways to access computing devices. Unfortunately, many users, especially older adults who are more ...

SESSION: Doctoral consortium and google student scholarships - Presentation sessions
extended-abstract
Toward a user experience tool selector for voice user interfaces

Voice user interfaces (VUI) are currently a trending topic but the ability to measure and improve the user experience (UX) is still missing. We aim to develop a tool selector as a web application that can provide a suitable tool to measure UX quality of ...

extended-abstract
Exploring information systems for the workplace accommodation process

Accommodations are often necessary to equitably include employees with disabilities in the workplace, which can bring tangible and intangible benefits for individuals, organizations, and society. However, many companies are struggling with effectively ...

SESSION: Deaf and hard of hearing
research-article
Understanding deaf and hard-of-hearing users' interest in sign-language interaction with personal-assistant devices
Article No.: 24, pp 1–11https://doi.org/10.1145/3430263.3452428

Proliferation of voice-controlled personal-assistant devices poses accessibility barriers for Deaf and Hard of Hearing (DHH) users. In this mixed interview (N=21) and survey (N=86) study, DHH American Sign Language (ASL) signers reported little ...

research-article
Public Access
Deaf and hard-of-hearing users' preferences for hearing speakers' behavior during technology-mediated in-person and remote conversations
Article No.: 25, pp 1–12https://doi.org/10.1145/3430263.3452430

Various technologies mediate synchronous audio-visual one-on-one communication (SAVOC) between Deaf and Hard-of-Hearing (DHH) and hearing colleagues, including automatic-captioning smartphone apps for in-person settings, or text-chat features of ...

research-article
Caption-occlusion severity judgments across live-television genres from deaf and hard-of-hearing viewers
Article No.: 26, pp 1–12https://doi.org/10.1145/3430263.3452429

Prior work has revealed that Deaf and Hard of Hearing (DHH) viewers are concerned about captions occluding other onscreen content, e.g. text or faces, especially for live television programming, for which captions are generally not manually placed. To ...

short-paper
Public Access
Effect of caption width on the TV user experience by deaf and hard of hearing viewers

Deaf and hard of hearing (DHH) viewers watch multimedia with captions on devices with widely varying widths. We investigated the impact of caption width on viewers' preferences. Previous research has shown that presenting one word lines allows viewers ...

Contributors
  • University of Geneva
  • Yahoo Inc.
  • University of Milan
  • University of Wolverhampton

Recommendations

Acceptance Rates

Overall Acceptance Rate171of371submissions,46%
YearSubmittedAcceptedRate
W4A '22361850%
W4A '20291862%
W4A '19491837%
W4A '18432558%
W4A '17332267%
W4A '15311135%
W4A '1414643%
W4A '1320735%
W4A '10321031%
W4A '08291241%
W4A '07271141%
W4A '0516744%
W4A '0412650%
Overall37117146%