Gist summaries for visually impaired surfers

Anecdotal evidence suggests that Web document summaries provide the sighted reader with a basis for making decisions regarding the route to take within non-linear text; and additional research shows that sighted people use ‘Gist’ summaries as decision points to bolster their browsing behaviour. Other studies have found that visually impaired users are hindered in their cognition of the content of Web-pages because users must wait for an entire Web-page to be read before deciding on it’s usefulness to their current task. In these cases, we draw similarities between sighted and visually impaired users, in that sighted users cannot see the target of a Web Anchor and are therefore ‘handicapped’1 by the technology. Previously, we have investigate four simple summarisation algorithms against each other and a manually created summary; producing empirical evidence as a formative evaluation. This evaluation concludes that users prefer simple automatically generated ‘gist’ summari...

• Type: Conference
• Year: 2005
• Where: ASSETS
• Authors: Simon Harper, Neha Patel
• Keywords: ASSETS 2005, Emerging Technology, Formative Evaluation, Sighted Reader, Visually Impaired