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• Comparison of Reading Accuracy between Tactile Pie Charts and Tactile Band Charts

  Kosuke Araki, Tetsuya Watanabe · 2013 · Proceedings of the 15th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '13)

  This short paper compares the accuracy and efficiency of reading tactile pie charts versus tactile band charts for determining proportional data through touch. The authors are developing software that automatically generates tactile charts from CSV data and needed to determine…

  tactile graphics · data visualization · blind users · braille · pie charts

• VBGhost: A Braille-Based Educational Smartphone Game for Children

  Lauren R. Milne, Cynthia L. Bennett, Richard E. Ladner · 2013 · Proceedings of the 15th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '13)

  This short paper presents VBGhost, an accessible educational smartphone game for blind and low vision children that reinforces Braille literacy through gameplay. The game is based on Ghost, a word-building game where players take turns adding letters to a growing word fragment…

  braille · mobile accessibility · game accessibility · blind children · education

• UbiBraille: Designing and Evaluating a Vibrotactile Braille-Reading Device

  Hugo Nicolau, João Guerreiro, Tiago Guerreiro, Luís Carriço · 2013 · Proceedings of the 15th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '13)

  This paper presents UbiBraille, a wearable vibrotactile device that enables blind users to read textual information privately and inconspicuously by leveraging their existing knowledge of Braille. The device consists of six small vibration motors attached to adjustable aluminum…

  braille · vibrotactile · wearable technology · blind users · haptic feedback

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