Literature Reviews

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

• WADER: a novel wayfinding system with deviation recovery for individuals with cognitive impairments

  Shih-Kai Tsai (2007) — Proceedings of the 9th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '07)

  This short ASSETS 2007 poster paper from Shih-Kai Tsai at Chung Yuan Christian University in Taiwan presents WADER (Wayfinding system with DEviation Recovery), a prototype indoor wayfinding system aimed at individuals with cognitive impairments — exp…

  • wayfinding
  • indoor navigation
  • QR code
  • cognitive accessibility
  • cognitive disabilities
  • traumatic brain injury
  • cerebral palsy
  • intellectual disability
  • schizophrenia
  • Alzheimer's disease
  • PDA
  • mobile accessibility
  • assistive technology
  • independent living
  • employment

• A comparison of area pointing and goal crossing for people with and without motor impairments

  Jacob O. Wobbrock, Krzysztof Z. Gajos (2007) — Proceedings of the 9th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '07)

  Wobbrock and Gajos at the University of Washington present a controlled study comparing two fundamentally different target-acquisition paradigms — conventional area pointing (move into a confined region and click) and goal crossing (sweep the cursor …

  • target acquisition
  • goal crossing
  • area pointing
  • Fitts' law
  • steering law
  • throughput
  • mouse
  • trackball
  • motor accessibility
  • motor impairment
  • cerebral palsy
  • spinal cord injury
  • Parkinson's disease
  • peripheral neuropathy
  • input methods
  • pointing device
  • cursor
  • accessible interfaces

• SIBYLLE: a system for alternative communication adapting to the context and its user

  Tonio Wandmacher, Jean-Yves Antoine, Franck Poirier (2007) — Proceedings of the 9th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS '07)

  This paper describes the latest version of SIBYLLE, an augmentative and alternative communication (AAC) system developed at the Université François Rabelais and the Université Européenne de Bretagne for users with severe motor and speech impairments …

  • augmentative and alternative communication
  • AAC
  • word prediction
  • virtual keyboard
  • single switch
  • scanning
  • latent semantic analysis
  • language model
  • keystroke saving rate
  • text-to-speech
  • locked-in syndrome
  • cerebral palsy
  • rehabilitation
  • multilingual accessibility
  • natural language processing

• EasyVoice: Integrating Voice Synthesis with Skype

  Paulo A. Condado, Fernando G. Lobo (2007) — Proceedings of the 9th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '07)

  This paper presents EasyVoice, a system developed at the University of Algarve that integrates text-to-speech synthesis with Skype to enable people with voice disabilities to have real-time phone conversations. The core insight is that while TTS syst…

  • voice disabilities
  • text-to-speech
  • VoIP
  • augmentative communication
  • virtual keyboard
  • cerebral palsy
  • scanning input
  • word completion

• Developing Steady Clicks: A Method of Cursor Assistance for People with Motor Impairments

  Shari Trewin, Simeon Keates, Karyn Moffatt (2006) — Proceedings of the 8th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '06)

  This paper from IBM Research and the University of British Columbia presents Steady Clicks, a cursor assistance feature designed to reduce clicking errors for mouse users with motor impairments. The system addresses three specific error types identif…

  • motor impairment
  • cursor assistance
  • mouse input
  • clicking errors
  • target acquisition
  • pointer control
  • Parkinson's disease
  • cerebral palsy
  • assistive technology

• Indoor Wayfinding: Developing a Functional Interface for Individuals with Cognitive Impairments

  Alan L. Liu, Harlan Hile, Henry Kautz, Gaetano Borriello, Pat A. Brown, Mark Harniss, Kurt Johnson (2006) — Proceedings of the 8th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '06)

  This paper from the University of Washington describes the design and user evaluation of an indoor wayfinding system for individuals with cognitive impairments, including traumatic brain injury, Down syndrome, pervasive developmental disorder, and ce…

  • cognitive impairment
  • wayfinding
  • indoor navigation
  • wizard of oz
  • multimodal interface
  • adaptive interface
  • traumatic brain injury
  • Down syndrome
  • cerebral palsy
  • assistive technology

• Improvements in Vision-based Pointer Control

  Rick Kjeldsen (2006) — Proceedings of the 8th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '06)

  This paper presents the HeadTracking Pointer (HTP), a vision-based head tracking system developed at IBM's T.J. Watson Research Center that uses a standard webcam to allow people with motor disabilities to control a computer pointer through head move…

  • head tracking
  • pointer control
  • computer vision
  • assistive technology
  • motor disabilities
  • cerebral palsy
  • face tracking
  • alternative input

• visiBabble for Reinforcement of Early Vocalization

  Harriet Fell, Cynthia Cress, Joel MacAuslan, Linda Ferrier (2003) — Proceedings of the 6th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '04)

  This paper presents visiBabble, a real-time system that detects syllable-like vocalizations in infant babbling and responds with brightly coloured animations as visual reinforcement. The system targets infants at risk for speech impairments due to co…

  • early intervention
  • speech and language
  • child development
  • acoustic analysis
  • developmental disabilities
  • cerebral palsy
  • biofeedback
  • assistive technology
  • speech technology
  • AAC

• Mouse Movements of Motion-Impaired Users: A Submovement Analysis

  Faustina Hwang, Simeon Keates, Patrick Langdon, John Clarkson (2003) — Proceedings of the 6th International ACM SIGACCESS Conference on Computers and Accessibility (Assets '04)

  This paper presents a detailed submovement analysis of mouse cursor trajectories from six motion-impaired users (four with cerebral palsy of varying types — athetoid, athetoid with spasm, and general — and one with Friedrich's ataxia and tremor) and …

  • motor disability
  • cursor control
  • pointing device
  • target acquisition
  • cerebral palsy
  • ataxia
  • user research
  • interaction design
  • motor control
  • human factors

• Cursor Measures for Motion-Impaired Computer Users

  Simeon Keates, Faustina Hwang, Patrick Langdon, P. John Clarkson, Peter Robinson (2002) — Proceedings of the Fifth International ACM Conference on Assistive Technologies (Assets '02)

  This paper systematically analyses cursor movement patterns of motion-impaired computer users to understand the specific difficulties they face with point-and-click interactions in graphical user interfaces. The authors argue that existing cursor mea…

  • motor disability
  • pointing device
  • cursor control
  • target acquisition
  • force feedback
  • cerebral palsy
  • ataxia
  • haptic technology
  • user research
  • interaction design
  • Fitts's Law