Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Video Annotation(also: Video Metadata Annotation, Multimedia Annotation)
- Video annotation is the process of adding supplementary information — such as text descriptions, captions, audio descriptions, or semantic labels — to specific segments or elements of a video. In accessibility contexts, video annotations provide the additional layers of…
- Video Enrichment(also: Enriched Video, Video Augmentation)
- The process of augmenting video content with additional elements such as captions, audio descriptions, images, audio cues, hyperlinks, or tactile outputs to make it more accessible or informative for different audiences. Unlike traditional approaches where added elements are…
- Video-Based Learning(also: VBL, video-based instruction, VBI)
- The use of pre-recorded or streaming video as a primary medium for teaching skills, procedures, or concepts, ranging from YouTube how-to tutorials and MOOCs to specialised instructional content like safety training and vocational education. Video-based learning offers self-paced…
- Video-to-Haptics(also: Video to Haptics, V2H)
- A class of techniques that automatically generate haptic feedback (typically vibrotactile or force cues) from visual content in video, so that viewers feel sensations synchronised with what they see. Video-to-haptics offers a non-visual channel for conveying motion, impact, and…
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