Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Gold-Standard Evaluation(also: Gold Standard, Reference Standard Evaluation)
- An evaluation methodology in natural language processing and generation where system output is compared against a set of pre-established correct or ideal responses. In text-based systems, gold-standard strings are human-produced reference outputs that serve as benchmarks.…
- Goodness of Pronunciation(also: GOP, GOP Score)
- A computational measure used in automatic speech recognition to assess how closely a spoken utterance matches expected pronunciation patterns. GOP scores are calculated by comparing phone sequences from unrestricted ASR against forced alignment to the actual word sequence. In…
- Grammaticality(also: Grammatical correctness, Grammatical acceptability)
- The degree to which a sentence conforms to the grammatical rules of a language. In accessibility and NLP research, grammaticality is typically assessed via a 5-point Likert subjective judgement (e.g., "This sentence is grammatically correct") and is used as a component of…
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