Audio recognition apparatus and speech recognition method using acoustic models and language models
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United States of America Patent
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Apr 22, 2014
Grant Date -
Dec 23, 2010
app pub date -
Dec 7, 2007
filing date -
Dec 8, 2006
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Abstract
Acoustic models and language models are learned according to a speaking length which indicates a length of a speaking section in speech data, and speech recognition process is implemented by using the learned acoustic models and language models. A speech recognition apparatus includes means (103) for detecting a speaking section in speech data (101) and for generating a section information which indicates the detected speaking section, means (104) for recognizing a data part corresponding to a section information in the speech data as well as text data (102) written from the speech data and for classifying the data part based on a speaking length thereof, and means (106) for learning acoustic models and language models (107) by using the classified data part (105).
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