The results are given in Root Causes of Lost Time and User Stress in a Simple Dialog System. Nigel Ward, Anais Rivera, Karen Ward, and David Novick. Interspeech 2005.
Full detail is given in the expanded version: Some Usability Issues and Research Priorities in Spoken Dialog Applications. Nigel Ward, Anais Rivera, Karen Ward, and David Novick. Technical Report UTEP-CS-05-23.
To guide observations we developed a Usability Event Checklist.
Observers followed the Dialog Issue (Usability Event) Labelers Guide.
Three Sample Dialogs: 1-S-H.au, 2-H-H.au, 4-H-H.au
Three initial fragments of the above: Fragment 1, Fragment 2, Fragment 3; Dialog States Exercise
Other-domain example: Persuasive dialog fragment
This material is based upon work supported by the National Science Foundation under Grant no. 045150. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.
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