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Method of active learning for automatic speech recognition

  • US 8,990,084 B2
  • Filed: 02/10/2014
  • Issued: 03/24/2015
  • Est. Priority Date: 07/29/2002
  • Status: Expired due to Term
First Claim
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1. A method comprising:

  • recognizing untranscribed audio utterances that are candidates for transcription using a trained acoustic model and a trained language model;

    computing confidence scores associated with an accuracy of speech recognition of the untranscribed audio utterances;

    transcribing an audio utterance from the untranscribed audio utterances, the audio utterance having a lowest confidence score in the confidence scores; and

    removing the audio utterance which was transcribed from a database comprising the untranscribed audio utterances.

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