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Perceptual Differences In Natural Speech And Personalized Synthetic Speech, Katherine Overton
Perceptual Differences In Natural Speech And Personalized Synthetic Speech, Katherine Overton
USF Tampa Graduate Theses and Dissertations
The purpose of this study was to determine what perceptual differences existed between a natural recorded human voice and a synthetic voice that was created to sound like the same voice. This process was meant to mimic the differences between a voice that would be used for Message Banking and a voice that would be created by the ModelTalker system. Forty speech pathology graduate students (mean age = 23 years) rated voices on clarity, naturalness, pleasantness, and overall similarity. Analysis of data showed that the natural human voice was consistently rated as more natural, clear, and pleasant. In addition, participants …