Method and apparatus for identifying acoustic background environments based on time and speed to enhance automatic speech recognition
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United States of America Patent
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Oct 17, 2017
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N/A
app pub date -
Jun 2, 2016
filing date -
May 29, 2007
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Abstract
Disclosed are systems, methods, and computer readable media for identifying an acoustic environment of a caller. The method embodiment comprises analyzing acoustic features of a received audio signal from a caller, receiving meta-data information based on a previously recorded time and speed of the caller, classifying a background environment of the caller based on the analyzed acoustic features and the meta-data, selecting an acoustic model matched to the classified background environment from a plurality of acoustic models, and performing speech recognition as the received audio signal using the selected acoustic model.
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