Literature Reviews

Reviewed research papers, articles, and publications relevant to digital accessibility.

• Marker-based image recognition of dynamic content for the visually impaired

  Andréa Britto Mattos, Carlos Cardonha, Diego Gallo, Priscilla Avegliano, Ricardo Herrmann, Sergio Borger (2014) — Proceedings of the 11th Web for All Conference (W4A)

  This paper from IBM Research Brazil introduces a marker-based image recognition technique to help visually impaired people access information displayed on public panels and boards with fixed layouts but dynamic content — such as vending machines, spl…

  • computer vision
  • visual impairment
  • mobile accessibility
  • object recognition
  • situational disability
  • independent living
  • assistive technology

• Marker-Assisted Recognition of Dynamic Content in Public Spaces

  Andréa Britto Mattos, Ricardo Herrmann, Carlos Cardonha, Diego Gallo, Priscilla Avegliano, Sergio Borger (2014) — Proceedings of the 11th Web for All Conference (W4A)

  This paper from IBM Research Brazil presents an image processing system that helps visually impaired and situationally disabled people (such as tourists in foreign countries) recognize dynamic content displayed on public information boards. The syste…

  • computer vision
  • visual impairment
  • object recognition
  • fiducial markers
  • public spaces
  • mobile accessibility
  • situational disability
  • image processing

• Friendsourcing the Unmet Needs of People with Dementia

  João Martins, José Carilho, Oliver Schnell, Carlos Duarte, Francisco M. Couto, Luís Carriço, Tiago Guerreiro (2014) — Proceedings of the 11th Web for All Conference (W4A)

  This paper presents a system that combines automatic smartphone-based lifelogging with friendsourcing — a form of crowdsourcing limited to a trusted social network — to create a cognitive prosthesis for people with dementia (PwD). With an estimated 3…

  • dementia
  • cognitive prosthesis
  • friendsourcing
  • crowdsourcing
  • reminiscence therapy
  • caregiver support
  • social networks
  • mobile accessibility
  • lifelogging
  • aging

• Dyslexia Exercises on my Tablet are more Fun

  Luz Rello, Clara Bayarri, Azuki Gòrriz (2013) — Proceedings of the 10th International Cross-Disciplinary Conference on Web Accessibility (W4A)

  This paper presents Dyseggxia, a free mobile game for iOS and Android designed to help children with dyslexia practice language exercises in an engaging, adaptive format. Dyslexia affects approximately 10% of children worldwide and is characterized b…

  • dyslexia
  • serious game
  • mobile accessibility
  • adaptive learning
  • natural language processing
  • children
  • cognitive accessibility
  • assistive technology

• Enhancing Android Accessibility for Users with Hand Tremor by Reducing Fine Pointing and Steady Tapping

  Yu Zhong, Astrid Weber, Casey Burkhardt, Phil Weaver, Jeffrey P. Bigham (2015) — Proceedings of the 12th International Web for All Conference (W4A)

  This paper introduces Touch Guard, a system-wide Android accessibility service developed as a Google intern research project that helps users with hand tremor interact more accurately with touchscreen devices. The core problem addressed is that conve…

  • mobile accessibility
  • touchscreen accessibility
  • hand tremor
  • motor impairment
  • Android
  • assistive technology
  • target acquisition
  • pointing performance

• Automatically Generating and Improving Voice Command Interface from Operation Sequences on Smartphones

  Lihang Pan, Chun Yu, JiaHui Li, Tian Huang, Xiaojun Bi, Yuanchun Shi (2022) — Proceedings of the 2022 CHI Conference on Human Factors in Computing Systems

  This paper presents AutoVCI, a system that automatically generates voice command interfaces (VCIs) for smartphone tasks from recorded touch operation sequences, enabling hands-free and eyes-free interaction without requiring programming expertise, co…

  • voice command interface
  • mobile accessibility
  • speech recognition
  • natural language understanding
  • programming by demonstration
  • smartphone automation
  • machine learning
  • GUI accessibility

• Optimus Web: Selective Delivery of Desktop or Mobile Web Pages

  Nádia Fernandes, Tiago Guerreiro, Diogo Marques, Luís Carriço (2015) — Proceedings of the 12th International Web for All Conference (W4A)

  This paper presents Optimus Web, a client-side web proxy system that automatically selects and delivers the most accessible version of a website — either its desktop or mobile representation — to blind users. The system uses QualWeb, an automated acc…

  • web accessibility
  • blind users
  • screen readers
  • mobile accessibility
  • automated testing
  • content adaptation
  • web proxy
  • WCAG evaluation

• A4TV: Assessing and Ameliorating the Accessibility of the Ascending Connected TV Platforms

  Daniel Costa (2015) — Proceedings of the 12th International Web for All Conference (W4A)

  This doctoral consortium paper proposes a two-stage research programme to study and improve the accessibility of connected TV platforms for visually impaired users. Connected TVs — smart TVs and set-top boxes with internet connectivity — use web tech…

  • connected TV
  • blindness
  • visual impairment
  • accessibility evaluation
  • multimodal interaction
  • WAI-ARIA
  • WCAG
  • mobile accessibility
  • second screen
  • audio description
  • automated testing

• Just-in-Time Cognitive Assessment and Task Recommendation for Individuals with Cognitive Impairments

  Sean-Ryan Smith (2015) — Proceedings of the 12th International Web for All Conference (W4A)

  This doctoral consortium paper proposes a mobile system that performs just-in-time cognitive assessment for people with cognitive impairments (CI), then uses those assessment results to recommend tasks the individual is most likely to be able to perf…

  • cognitive impairment
  • cognitive assessment
  • cognitive rehabilitation
  • assistive technology
  • mobile accessibility
  • stroke
  • independent living
  • wearable technology
  • participatory design

• HoliBraille: Multipoint Vibrotactile Feedback on Mobile Devices

  Hugo Nicolau, Kyle Montague, Tiago Guerreiro, André Rodrigues, Vicki L. Hanson (2015) — Proceedings of the 12th International Web for All Conference (W4A)

  This paper introduces HoliBraille, a hardware prototype that enables both Braille input and output on standard mobile touchscreen devices using vibrotactile motors. The system attaches six small vibration motors to a 3D-printed case that fits over a …

  • braille
  • blind and low vision
  • haptic technology
  • mobile accessibility
  • vibrotactile feedback
  • deafblindness
  • assistive technology
  • multitouch