Targeted Help for Spoken Dialogue Systems

  title={Targeted Help for Spoken Dialogue Systems},
  author={Beth Ann Hockey and Oliver Lemon and Ellen Campana and Laura M. Hiatt and Gregory Aist and James Hieronymus and John Dowding and Alexander Gruenstein},
We present experimental evidence that providing naive users of a spoken dialogue system with immediate help messages related to their out-of-coverage utterances improves their success in using the system. A grammar-based recognizer and a Statistical Language Model (SLM) recognizer are run simultaneously. If the grammar-based recognizer suceeds, the less accurate SLM recognizer hypothesis is not used. When the grammar-based recognizer fails and the SLM recognizer produces a recognition… CONTINUE READING
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