摘要
目的探索汉语语音受发音人情绪影响的声学特征变化规律。方法分析在平静和生气、欢快、悲伤等情绪下,汉语语音的基频、短时能量、时长、语速、共振峰和明亮度的变化规律。结果与平静语音相比,生气、欢快、悲伤3种情绪的语音特征都有不同程度的改变。结论根据特征参数的改变规律,可为进一步的情绪化语音合成和汉语语音的情绪识别奠定基础。
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.
出处
《航天医学与医学工程》
CAS
CSCD
北大核心
2005年第5期350-354,共5页
Space Medicine & Medical Engineering
基金
中国载人航天工程项目资助
关键词
语音
情绪
分析
基音
speech
emotion
analysis
pitch
