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• Enabling Access to Geo-referenced Information: Atlas.txt

  Kavita E. Thomas, Livia Sumegi, Leo Ferres, Somayajulu Sripada · 2008 · Proceedings of the 2008 International Cross-Disciplinary Conference on Web Accessibility (W4A)

  This paper from the University of Aberdeen and Carleton University presents Atlas.txt, a data-to-text natural language generation (NLG) system designed to make geo-referenced data — such as census maps and thematic choropleth maps — accessible to visually impaired users. The…

  natural language generation · visual impairment · data accessibility · geographic information · data visualization

• The SADIe Transcoding Platform

  Darren Lunn, Sean Bechhofer, Simon Harper · 2008 · Proceedings of the 2008 International Cross-Disciplinary Conference on Web Accessibility (W4A)

  This short paper presents the SADIe (Structural-Semantics for Accessibility and Device Independence) transcoding platform, developed at the University of Manchester. SADIe addresses a fundamental challenge for visually impaired screen reader users: web pages are designed…

  web accessibility · transcoding · screen readers · visual impairment · semantic web

• Multimodal Trajectory Playback for Teaching Shape Information and Trajectories to Visually Impaired Computer Users

  Andrew Crossan, Stephen Brewster · 2008 · ACM Transactions on Accessible Computing (TACCESS)

  This research investigates how haptic (force-feedback) and audio trajectory playback can teach shapes and gestures to blind and visually impaired computer users. The fundamental challenge addressed is that spatial information—shapes, diagrams, graphs, maps—is difficult to convey…

  haptic technology · multimodal interaction · visual impairment · force feedback · tactile graphics

• TAIG: textually accessible information graphics

  Seniz Demir · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This short paper presents TAIG (Textually Accessible Information Graphics), a system designed to make bar charts and other information graphics accessible to people with visual impairments by generating coherent natural language summaries. TAIG extends the SIGHT system, which is…

  data visualization · graph summarization · screen readers · visual impairment · natural language generation

• Refreshable tactile graphics applied to schoolbook illustrations for students with visual impairment

  Grégory Petit, Aude Dufresne, Vincent Levesque, Vincent Hayward, Nicole Trudeau · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper presents research on making schoolbook illustrations accessible to students with visual impairments using a refreshable tactile display system. The system combines the STReSS2 (Stimulator of Tactile Receptors by Skin Stretch), a device that produces tactile feedback…

  tactile graphics · visual impairment · education · haptic technology · refreshable displays

• PhotoTacs: An Image-Based Cell Phone Interface

  Michael J. Astrauskas · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper presents PhotoTacs, a simplified image-based cell phone interface designed to help people with cognitive or visual impairments navigate their phone contacts and make calls. The author begins by identifying the core problem: as cellular phones gained features, their…

  cognitive accessibility · mobile accessibility · assistive technology · visual impairment · user interface design

• A user evaluation of the SADIe transcoder

  Darren Lunn, Sean Bechhofer, Simon Harper · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper presents a user evaluation of SADIe (Structural-Semantics for Accessibility and Device Independence), a system that uses Semantic Web technologies to make web pages more accessible to screen reader users. The core problem SADIe addresses is that web pages convey…

  web accessibility · screen readers · semantic web · transcoding · visual impairment

• PowerUp: An Accessible Virtual World

  Shari Trewin, Vicki L. Hanson, Mark R. Laff, Anna Cavender · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper describes the design and validation of accessibility features for PowerUp, an IBM-developed multiplayer 3D virtual world educational game aimed at middle school students. The researchers were tasked with making the game usable by players with visual, hearing,…

  game accessibility · virtual reality · visual impairment · blindness · cognitive accessibility

• A Camera Phone Based Currency Reader for the Visually Impaired

  Xu Liu · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper presents a camera phone-based system for identifying U.S. paper currency denominations for people who are blind or visually impaired. The work addresses a specific accessibility gap: unlike currencies in many other countries, U.S. paper bills are identical in size and…

  visual impairment · computer vision · assistive technology · mobile accessibility · object recognition

• Tactile Chart Generation Tool

  Cagatay Goncu, Kim Marriott · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper presents a Java application that automatically generates tactile bar and pie charts from raw data values provided in a formatted text file. Developed in collaboration with Vision Australia, the tool addresses the time-consuming and expensive process of manually…

  tactile graphics · data visualization · visual impairment · braille · accessible publishing

• RouteCheckr: Personalized Multicriteria Routing for Mobility Impaired Pedestrians

  Thorsten Völkel, Gerhard Weber · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper presents RouteCheckr, a client/server system for personalised pedestrian navigation that calculates routes optimised for multiple criteria relevant to mobility impaired users. The authors identify three key shortcomings of existing navigation systems: map data…

  navigation · wayfinding · wheelchair accessibility · visual impairment · mobility

• Investigating Sighted Users' Browsing Behaviour to Assist Web Accessibility

  Eleni Michailidou, Simon Harper, Sean Bechhofer · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper presents an eye tracking study investigating how sighted users browse web pages, with the goal of using these insights to improve web accessibility for visually impaired users. The core argument is that understanding sighted users' visual browsing patterns can inform…

  eye tracking · web accessibility · visual impairment · web design · visual complexity

• Advanced Auditory Menus: Design and Evaluation of Auditory Scroll Bars

  Pavani Yalla, Bruce N. Walker · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper from the Sonification Lab at Georgia Institute of Technology investigates how to design auditory scrollbars — non-speech sound cues that convey contextual information (menu size, current position) while navigating auditory menus. Visual menus use scrollbars, icons,…

  auditory interface · auditory menu · sonification · non-speech sounds · universal design

• A Demonstration of PhotoTacs: A Simple Image-Based Phone Dialing Interface for People with Cognitive or Visual Impairments

  Michael J. Astrauskas, John A. Black Jr, Sethuraman Panchanathan · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper from Arizona State University's Center for Cognitive Ubiquitous Computing demonstrates PhotoTacs, an image-based phone book application for smart phones designed for people with cognitive disabilities, visual impairments, or illiteracy. The motivation is that modern…

  cognitive accessibility · visual impairment · mobile accessibility · simplified interface · assistive technology

• Blind Hero: Enabling Guitar Hero for the Visually Impaired

  Bei Yuan, Eelke Folmer · 2008 · Proceedings of the 10th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '08)

  This paper from the University of Nevada, Reno presents Blind Hero, a modification of the popular video game Guitar Hero that replaces visual stimuli with haptic feedback to enable visually impaired players to participate. The system uses a custom haptic glove with small pager…

  game accessibility · haptic feedback · visual impairment · sensory substitution · rhythm game

15 results.