Vocal resonance manipulation is a potent causal factor in shaping emotional perception in singing. The findings bridge the gap between pedagogical concepts and measurable acoustics, showing how the "full-thin" resonance continuum serves as a nuanced tool for emotional communication within the Chinese vocal tradition. These results indicate the importance of considering both acoustic implementation and perceptual outcome in understanding timbre-emotion relationships.
Xu et al. (Sun,) studied this question.