Recognition Confidence Scoring for Use in Speech Understanding Systems

  title={Recognition Confidence Scoring for Use in Speech Understanding Systems},
  author={Timothy J. Hazen and Theresa Burianek and Joseph Polifroni and Stephanie Seneff},
In this paper we present an approach to recognition confidenc e scoring and a method for integrating confidence scores into t he understanding and dialogue components of a speech understa nding system. The system uses a multi-tiered approach where co nfidence scores are computed at the phonetic, word, and uttera nce levels. The scores are produced by extracting confidence fea tures from the computation of the recognition hypotheses and proc essing these features using an accept/reject… CONTINUE READING
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