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COLING
2010

Automatic Extraction of Cue Phrases for Cross-Corpus Dialogue Act Classification

9 years 2 months ago
Automatic Extraction of Cue Phrases for Cross-Corpus Dialogue Act Classification
In this paper, we present an investigation into the use of cue phrases as a basis for dialogue act classification. We define what we mean by cue phrases, and describe how we extract them from a manually labelled corpus of dialogue. We describe one method of evaluating the usefulness of such cue phrases, by applying them directly as a classifier to unseen utterances. Once we have extracted cue phrases from one corpus, we determine if these phrases are general in nature, by applying them directly as a classification mechanism to a different corpus to that from which they were extracted. Finally, we experiment with increasingly restrictive methods for selecting cue phrases, and demonstrate that there are a small number of core cue phrases that are useful for dialogue act classification. 1 Motivation In this paper we present a recent investigation into the role of linguistic cues in dialogue act (DA) classification. Dialogue acts (Bunt, 1994) are annotations over segments of dialogue that...
Nick Webb, Michael Ferguson
Added 13 May 2011
Updated 13 May 2011
Type Journal
Year 2010
Where COLING
Authors Nick Webb, Michael Ferguson
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