Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Variation Summary
- A concise presentation format for AI-generated image descriptions that explicitly organizes information into three categories: agreements (claims supported by all or most models), disagreements (claims where models conflict), and unique mentions (information provided by only one…
- Variation Surfacing(also: Variation Display, Surfacing Variations)
- A technique for helping users assess AI reliability by generating multiple responses from one or more AI models and systematically presenting the differences, agreements, and unique mentions across those responses. In the context of image descriptions for blind and low vision…
- Variation-Aware Description
- A presentation format for AI-generated image descriptions that aggregates multiple model responses into a single coherent, hierarchical description while highlighting variations inline. When multiple AI models describe the same image, a variation-aware description combines their…
- Video Conferencing Accessibility(also: Virtual Meeting Accessibility, Remote Meeting Accessibility)
- The degree to which video conferencing platforms such as Zoom, Microsoft Teams, and Google Meet can be used effectively by people with disabilities, including those who rely on screen readers, keyboard navigation, captions, or other assistive technologies. Key accessibility…
- Video Conferencing Accessibility(also: Virtual Meeting Accessibility, Online Meeting Accessibility)
- The design and implementation of video conferencing platforms to be usable by people with disabilities, including those using screen readers, keyboard-only navigation, captions, and other assistive technologies. Key accessibility considerations include clear screen reader…
- Videoconferencing(also: Video Conferencing, Video Calling, Video Meetings)
- Real-time audio-and-video communication between two or more people over a network, typically mediated by a software platform such as Zoom, Microsoft Teams, Google Meet, WhatsApp, or WeChat. Videoconferencing is a significant accessibility touchpoint: it can lower barriers for…
- Videoconferencing Accessibility(also: Virtual Meeting Accessibility)
- The extent to which videoconferencing platforms like Zoom, Microsoft Teams, and Google Meet can be used effectively by people with disabilities. Key accessibility concerns include screen reader compatibility with meeting controls and features, captioning for deaf and hard of…
- Virtual Reality Accessibility(also: VR Accessibility)
- The practice of designing Virtual Reality systems, applications, and experiences to be usable by people with disabilities. VR accessibility encompasses three interconnected layers: the physical layer (hardware, controllers, head-mounted displays, and interaction paradigms), the…
- Visual Privacy(also: Visual Information Privacy)
- The safeguarding and management of sensitive visual information that could be shared or disclosed in everyday life, particularly through the use of assistive technologies and generative AI tools. For blind and low vision users, visual privacy encompasses multiple dimensions:…
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