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AUTOMATED DISTORTION CLASSIFICATION

  • US 20110125500A1
  • Filed: 11/25/2009
  • Published: 05/26/2011
  • Est. Priority Date: 11/25/2009
  • Status: Active Grant
First Claim
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1. A method of automated distortion classification, comprising the steps of:

  • (a) receiving audio including a user speech signal and at least some distortion associated with the signal;

    (b) pre-processing the received audio to generate acoustic feature vectors;

    (c) decoding the generated acoustic feature vectors to produce a plurality of hypotheses for the distortion; and

    (d) post-processing the plurality of hypotheses to identify at least one distortion hypothesis of the plurality of hypotheses as the received distortion.

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