What can I say? Evaluating a Spoken Language Interface to Email

  title={What can I say? Evaluating a Spoken Language Interface to Email},
  author={Marilyn A. Walker and Jeanne Fromer and Giuseppe Di Fabbrizio and Craig Mestel and Donald Hindle},
This paper presents experimental results comparing two different designs for a spoken language interface t o mail. We compare a mixed-initiative dialogue style, in wh ich users can flexibly control the dialogue, to a syste minitiative dialogue style, in which the system cont r ls the dialogue. Our results show that even though the mix edinitiative system is more efficient, as measured by number of turns, or elapsed time to complete a set of ema il tasks, users prefer the system-initiative… CONTINUE READING
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