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…
- Regional Sign Variation(also: Sign Language Dialect, Regional Sign Dialect)
- Regional sign variation refers to systematic differences in the form of signs across geographic regions within a single sign language, analogous to dialects in spoken languages. Variation arises from local Deaf school traditions, contact between communities, and historical…
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