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Methods and systems for assessing and improving the performance of a speech recognition system

  • US 8,374,870 B2
  • Filed: 03/09/2011
  • Issued: 02/12/2013
  • Est. Priority Date: 02/04/2005
  • Status: Active Grant
First Claim
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1. A method for model adaptation for a speech recognition system comprising:

  • using at least one processor, determining a performance assessment of the system, corresponding to either recognition of instances of a word or recognition of instances of various words among a set of words, the performance assessment of the system based on a plurality of recognition observations by the system; and

    adjusting an adaptation of a model for the word or various models for the various words, by making a comparison of the determined performance assessment of the system to a performance assessment threshold and making a determination of whether to adapt the model or various models or whether to withhold adapting the model or various models, based on the comparison.

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