Springer Verlag, Lecture Notes in Computer Science, p. 357-364
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SmartKom is a multi-modal dialogue system which combines speech with gesture and facial expression. In this paper, we want to deal with one of those phenomena which can be observed in such elaborated systems that we want to call 'offtalk', i.e., speech that is not directed to the system (s peaking to oneself, speaking aside). We report the classification results of first experim ents which use a large prosodic feature vector in combination with part-of-speec h information.