Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Referential Drift
- Referential drift is a failure mode in AI-generated sign language where spatial loci — the established positions in signing space used to refer to people, objects, or locations — shift or are not maintained consistently across a sentence. Because signed languages use spatial…
- Role Shifting(also: Referential Shift, Constructed Action)
- A narrative device in American Sign Language (and many other sign languages) in which a signer takes on the persona, gaze, and body posture of a character in a story, dropping the default "narrator" framing. Role shifting is marked by a subtle shift in the signer's body, head…
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