dialog act
A dialog act is a specialized speech act. For example, Queston is a speech act, but Question_on_hotel is a dialog act. Dialog acts are different in different dialog systems. The number of speech acts are commonly recognized, and is stablize around 10 or so, the number of dialot acts vary from systems to systems. In some systems [1], the number of dialog acts can be up to 40.
The research on dialog acts have increased since 1999, after spoken dialog systems become commercial reality.
List of dialog acts
- Generic (speech acts)
- Meta Question: "What can I say?"
- Yes-No Question
- Statement
- Request
- Wh-Question
- Domain specific
Identify a dialog act
- Script-based method
- Learning-based method
References
- ^
Stolcke, Andreas; Ries, Klaus & Coccaro, Noah et al. (2000), "Dialogue Act Modeling for Automatic Tagging and Recognition of Conversational Speech", Computational Linguistics 26 (3), <http://www.stanford.edu/~jurafsky/ws97/CL-dialog.pdf>
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