Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Gaussian Mixture Model(also: GMM)
- A Gaussian Mixture Model (GMM) is a probabilistic model that represents data as a weighted combination of multiple Gaussian (normal) distributions. Each component Gaussian has its own mean and covariance, allowing GMMs to model complex, multimodal distributions. In speech…
- Grid-Based Navigation(also: Grid Navigation, Grid Cursor Control)
- A speech-controlled cursor positioning technique that divides the screen into numbered regions, allowing users to select progressively smaller areas by speaking numbers until the cursor reaches the target location. This alternative input method enables people with upper-body…
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