Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Speech Synthesis(also: Synthetic Speech, TTS Engine)
- The artificial production of human speech by computer, most commonly used in text-to-speech (TTS) systems that convert written text into spoken audio. Speech synthesis is foundational to screen readers and other assistive technologies used by people with visual impairments and…
- Stammering(also: Stuttering, Stammer, Stutter)
- A neurological condition that affects the rhythmic flow of speech, causing involuntary repetitions, prolongations, or blocks of sounds, syllables, or words. Blocking describes audible or silent moments when a person is unable to produce a specific sound despite intending to.…
- Supervector(also: GMM Supervector)
- A supervector is a high-dimensional feature representation created by concatenating the mean vectors from all components of a Gaussian Mixture Model (GMM) adapted to a specific speaker or utterance. This concatenation transforms variable-length speech into a fixed-length vector…
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