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Using models to detect potential significant errors in speech recognition results

  • US 9,564,126 B2
  • Filed: 12/01/2014
  • Issued: 02/07/2017
  • Est. Priority Date: 07/09/2012
  • Status: Active Grant
First Claim
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1. A method of processing a result of a recognition by an automatic speech recognition (ASR) system on a speech input, the method comprising:

  • determining whether the result includes a member of a set of words or phrases, the set of words or phrases comprising a plurality of members and each member of the set comprising a word or phrase; and

    when it is determined that the result includes a word or phrase of a first member of the set,producing a modified result by substituting a word or phrase of a second member of the set for the word or phrase of the first member in the result,evaluating the modified result using at least one language model and/or at least one acoustic model, anddetermining, based on a result of the evaluating, whether to trigger presentation of an alert to a user via a user interface.

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