Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
161 results found tagged computer vision.
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Making Memes Accessible
This paper presents two semi-automatic methods for making internet image macro memes accessible to people with vision impairments: rich alternative text descriptions and audio macro memes. Memes are a pervasive form of online communication, yet they …
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BrailleBlocks: Braille Toys for Cross-Ability Collaboration
This student research abstract presents BrailleBlocks, a tangible learning system designed to help blind or visually impaired children learn Braille collaboratively with their sighted parents. Braille literacy in the United States is critically low —…
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WatchOut: Obstacle Sonification for People with Visual Impairment or Blindness
This paper presents WatchOut, a sonification technique that conveys real-time information about obstacle characteristics to people who are blind or visually impaired (BVI) through non-verbal sound, enabling them to avoid obstacles while walking. The …
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Deep Learning for Automatically Detecting Sidewalk Accessibility Problems Using Streetscape Imagery
This paper presents the first application of deep learning to automatically assess sidewalk accessibility from Google Street View (GSV) panoramas, addressing four types of accessibility problems: curb ramps, missing curb ramps, sidewalk obstructions,…
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Sign Language Recognition, Generation, and Translation: An Interdisciplinary Perspective
This paper provides a comprehensive interdisciplinary overview of sign language processing — encompassing recognition, generation, and translation — produced through a two-day workshop bringing together 39 experts from computer science, linguistics, …
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Closing the Gap: Designing for the Last-Few-Meters Wayfinding Problem for People with Visual Impairments
This paper comprehensively investigates the last-few-meters wayfinding problem — the gap between where GPS navigation ends (within approximately 5 meters of a destination) and where a person with visual impairment actually needs to arrive (the specif…
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Supporting Older Adults in Using Complex User Interfaces with Augmented Reality
This demonstration paper presents an augmented reality system that provides step-by-step visual guidance to help older adults navigate complex user interfaces. The core problem is that older adults frequently struggle with complex digital interfaces …
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Revisiting Blind Photography in the Context of Teachable Object Recognizers
This paper introduces a real-time audio-haptic feedback system to help people with visual impairments frame objects in their smartphone camera when training teachable object recognizers. The challenge is that teachable recognizers — which let users t…
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Combining Semantic Tools for Automatic Evaluation of Alternative Texts
This paper presents SCREW v2, an updated algorithm for automatically assessing the quality of alternative texts for images on web pages from an accessibility perspective. The work is motivated by the EU Directive 2016/2102, which requires monitoring …
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Feel-It: Personalized Audio-Tactile Web Browsing
This demonstration paper presents Feel-It, a hardware-software system for audio-tactile web browsing that enables blind users to explore the two-dimensional spatial layout of web pages through touch. The core problem addressed is that screen readers …