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14th International Congress of Phonetic Sciences (ICPhS-14)San Francisco, CA, USA |
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This paper discusses the role of labial spreading in the
perception of happiness and investigates whether untrained
judges perceive labial spread samples as more smiled than
neutral samples.
The main experiment is a paired forced-response design
perceptual experiment comparing neutral and labial spread
voice quality samples. This is supplemented with articulatory
measurements, which provide evidence of the differences in
articulatory settings.
The study's findings are discussed with reference to current
theories of affect behaviour.
Bibliographic reference. Robson, Julie / Beck, Janet Mackenzie (1999): "Hearing smiles - perceptual, acoustic and production aspects of labial spreading", In ICPhS-14, 219-222.