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Adapting to adverse acoustic environment in speech processing using playback training data

  • US 20030191636A1
  • Filed: 04/05/2002
  • Published: 10/09/2003
  • Est. Priority Date: 04/05/2002
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • playing back at least some of original training data, collected in a first acoustic environment, in an adverse acoustic environment to generate playback data;

    recording the playback data in the adverse acoustic environment to generate recorded playback data; and

    generating an adapted speech model from an existing speech model with respect to the adverse acoustic environment based on the recorded playback data and the original training data.

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