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Towards screen readers with concurrent speech: where to go next?

Towards screen readers with concurrent speech: where to go next? SIGACCESS Newsletter Issue 115 June 2016 TOWARDS SCREEN READERS WITH CONCURRENT SPEECH: WHERE TO GO NEXT? João Guerreiro INESC-ID, Instituto Superior Técnico, Universidade de Lisboa joao.p.guerreiro@tecnico.ulisboa.pt Introduction Blind people rely mostly on the auditory feedback of screen readers to consume digital information. Despite the browsing strategies employed by blind users [3], how fast can information be processed remains a major problem. Sighted people use scanning as a strategy to achieve this goal, by glancing at all content expecting to identify information of interest to be subsequently analyzed with further care. In contrast, screen readers rely on a sequential auditory channel that is impairing a quicker overview of the content, when compared to the visual presentation on screen. We proposed taking advantage of the Cocktail Party Effect [6], which states that people are able to focus their attention on a single voice among several conversations, but still identify relevant content in the background. Therefore, oppositely to one sequential speech channel, we hypothesized that blind users can leverage concurrent speech to quickly get the gist of digital information. Grounded on literature reviews (e.g. [4,5,7,8]) that documented several features (e.g. spatial location, voice characteristics) that increase speech intelligibility, we investigated if http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png ACM SIGACCESS Accessibility and Computing Association for Computing Machinery

Towards screen readers with concurrent speech: where to go next?

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References (20)

Publisher
Association for Computing Machinery
Copyright
Copyright © 2016 by ACM Inc.
ISSN
1558-2337
DOI
10.1145/2961108.2961110
Publisher site
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Abstract

SIGACCESS Newsletter Issue 115 June 2016 TOWARDS SCREEN READERS WITH CONCURRENT SPEECH: WHERE TO GO NEXT? João Guerreiro INESC-ID, Instituto Superior Técnico, Universidade de Lisboa joao.p.guerreiro@tecnico.ulisboa.pt Introduction Blind people rely mostly on the auditory feedback of screen readers to consume digital information. Despite the browsing strategies employed by blind users [3], how fast can information be processed remains a major problem. Sighted people use scanning as a strategy to achieve this goal, by glancing at all content expecting to identify information of interest to be subsequently analyzed with further care. In contrast, screen readers rely on a sequential auditory channel that is impairing a quicker overview of the content, when compared to the visual presentation on screen. We proposed taking advantage of the Cocktail Party Effect [6], which states that people are able to focus their attention on a single voice among several conversations, but still identify relevant content in the background. Therefore, oppositely to one sequential speech channel, we hypothesized that blind users can leverage concurrent speech to quickly get the gist of digital information. Grounded on literature reviews (e.g. [4,5,7,8]) that documented several features (e.g. spatial location, voice characteristics) that increase speech intelligibility, we investigated if

Journal

ACM SIGACCESS Accessibility and Computing – Association for Computing Machinery

Published: Jun 21, 2016

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