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Comparing Non-Verbal Vocalisations in Conversational Speech Corpora Jürgen Trouvain1 & Khiet P. Truong2 1Saarland University, Germany & 2University of Twente, The Netherlands E-mail: 1trouvain [at] coli.uni-saarland.de & 2k.p.truong [at] utwente.nl Abstract Conversations do not only consist of spoken words but they also consist of non-verbal vocalisations. Since there is no standard to define and to classify (possible) non-speech sounds the annotations for these vocalisations differ very much for various corpora of conversational speech. There seems to be agreement in the six inspected corpora that hesitation sounds and feedback vocalisations are considered as words (without a standard orthography). The most frequent non-verbal vocalisation are laughter on the one hand and, if considered a vocal sound, breathing noises on the other. 1. Introduction Conversations do not only consist of spoken words but they also consist of non-verbal signals transmitted via the acoustic channel. Typical...