Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- K-Shot Learning(also: N-Way K-Shot Learning)
- A machine learning paradigm where a model must learn to classify objects using only k training examples per class. In the context of accessibility, k-shot learning is significant because it enables assistive technologies like personal object recognizers to be trained with…
- Key Frame Extraction(also: Keyframe Selection, Key Frame Selection)
- A computer vision technique that automatically identifies and selects the most representative or highest-quality frames from a continuous video stream. In accessibility contexts, key frame extraction is used in mobile assistive applications to select well-focused,…
- Keyframe(also: Key Frame)
- A keyframe is a single representative frame selected from a video scene or shot that best captures the essential visual content of that segment. In automated audio description and video captioning systems, keyframe selection is a critical step — the chosen frame is analyzed by…
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