Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- UAspeech Database(also: UAspeech, UA-Speech, Universal Access Speech)
- The UAspeech Database is a standardized corpus of dysarthric speech recordings created for research in accessible speech technology. It contains isolated word recordings from speakers with cerebral palsy exhibiting varying degrees of dysarthria, along with matched control…
- Universal Background Model(also: UBM)
- A Universal Background Model (UBM) is a large Gaussian Mixture Model trained on speech from many speakers to represent speaker-independent acoustic characteristics. The UBM serves as a reference distribution against which individual speaker models are compared, typically using…
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