Acoustic Features Analysis of Mandarin Speech under Various Emotional Status.
Chen Shan-guan, Gao Hu · Hangtian yixue yu yixue gongcheng · 2005
Objective To study changes of acoustic features of mandarin speech when the talker is under different emotional status. Method The acoustic features were extracted from mandarin utterances under neutral, happy, angry and sad status. The features consist of pitch, the first three formants frequencies, short-term energy, duration, speaking rate and brightness. Result As compared with neutral status, the changes of features during happy, angry and sad status were found to be varied with different extents. Conclusion According to the findings, acoustic changes of mandarin speech under various emotions may provide important reference for future study of synthesis and recognition of emotional speech.