Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
749 results found tagged assistive technology.
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Empowering Individuals with Do-It-Yourself Assistive Technology
This paper investigates the potential of Do-It-Yourself (DIY) approaches to address the persistent problem of assistive technology abandonment, where 35% or more of purchased AT devices end up unused. The authors argue that empowering non-engineers t…
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Situation-based Indoor Wayfinding System for the Visually Impaired
This paper presents an indoor wayfinding system for visually impaired people that uses situation-aware color codes affixed to building walls to guide users to destinations in unfamiliar environments. The key innovation is a situation-based approach: …
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TypeInBraille: A Braille-Based Typing Application for Touchscreen Devices
This demonstration paper presents TypeInBraille, a novel text entry application for touchscreen smartphones that allows blind users to type using Braille code rather than the standard on-screen QWERTY keyboard. While screen readers like VoiceOver hav…
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Analyzing Visual Questions from Visually Impaired Users
This doctoral consortium paper presents an analysis of the types of visual questions that visually impaired users ask through VizWiz, a mobile phone application that provides near-realtime answers to visual questions. VizWiz allows users to take a ph…
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Providing Haptic Feedback Using the Kinect
This poster paper presents a system that combines the Microsoft Kinect depth camera with a custom haptic glove to provide spatial awareness to people who are blind or visually impaired. The research addresses a gap in existing mobility aids: while ca…
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An Integrated System for Blind Day-to-Day Life Autonomy
This demonstration paper presents nav4b, an integrated system designed to support the day-to-day autonomy of blind people by combining indoor/outdoor navigation guidance with object recognition in a single platform. Unlike existing solutions that req…
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Exploration and Avoidance of Surrounding Obstacles for the Visually Impaired
This paper presents the 3DOD (3D Obstacle Detector), a wearable system that combines a 3D Time-of-Flight (TOF) camera with a portable multi-line refreshable Braille display to help blind pedestrians detect and avoid obstacles beyond the reach of a wh…
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iSCAN: A Phoneme-based Predictive Communication Aid for Nonspeaking Individuals
This paper presents iSCAN (Interactive Sound-based Communication Aid for Non-speakers), a phoneme-based predictive communication system designed for people with severe speech impairments (SSI) who lack conventional literacy skills. The core problem i…
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Face Tracking User Interfaces Using Vision-Based Consumer Devices
This short paper investigates the design and implementation of face tracking user interfaces built with consumer-grade vision and depth-sensing devices, specifically the Microsoft Kinect. The research addresses the needs of users who cannot effective…
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Detecting Hunchback Behavior in Autistic Children with Smart Phone Assistive Devices
This short demonstration paper presents a low-cost assistive system that uses a smartphone's built-in accelerometer to detect hunchback posture in an autistic student at the Kaohsiung Municipal Renwu Special Education School (KRSES) in Taiwan. The st…