Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- VQA(also: Visual Question Answering)
- VQA (Visual Question Answering) is an AI task in which a system answers natural-language questions about the content of an image. In assistive contexts, VQA systems such as Be My AI, Seeing AI, and Aira let blind and low-vision users ask about their visual surroundings - from…
- Vision-and-Language Navigation(also: VLN)
- Vision-and-language navigation is a task setup in which an agent follows natural-language instructions to move through a visual environment, grounding words like 'turn left at the blue sofa' onto what it sees in real time. Research in VLN has moved from small indoor simulators…
- Visualization Question Answering(also: Chart QA, Visualization QA, VisQA)
- A class of interactive systems that let users ask natural-language questions about a data visualization — a chart, graph, or map — and receive direct textual or spoken answers rather than having to interpret the visualization themselves. Visualization QA systems typically…
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