Speaking Rate Changes Affect Phone Durations Differently for Neutral and Emotional Speech

In this study we examined whether phone durations are affected differently when the speaking rate changes in neutral and emotional speech. To that end, we analyzed two sets of sentences: In the first set, each sentence was spoken with explicitly different speaking rates (slow, normal, fast) with a neutral emotion. In the second set, each sentence was spoken with seven emotions with implicitly different speaking rates. For each spoken sentence,...