Method and system for adaptive speech recognition in a noisy environment
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United States of America Patent
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Jul 9, 2002
Grant Date -
N/A
app pub date -
Feb 10, 2000
filing date -
Mar 12, 1999
priority date (Note) -
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Abstract
The system uses utterances recorded in low noise condition, such as a car engine off to optimally adapt speech acoustic models to transducer and speaker characteristics and uses speech pauses to adjust the adopted models to a changing background noise, such as when in a car with the engine running.
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