在对话中记录和建模声学变异性 声际气膜的声学变化 半岛西班牙语 西班牙语
Scott James Perry1, Matthew C Kelley2, Benjamin V Tucker1,3
1Department of Linguistics, University of Alberta, Edmonton, Alberta T6G 2R3, Canada.
The Journal of the Acoustical Society of America
|January 17, 2024
概括
在西班牙语中,气管管道的声在自发发言中显示出显著的声学变化. 分析显示有两种不同的发音变体,受单词频率和语音速度等因素的影响.
科学领域:
- 语音学和声学 语音学和声学
- 社会语言学 社会语言学
- 语音科学 语言科学
背景情况:
- 在西班牙语中,声际气泡的声音表现出相当大的声学变化.
- 以前的研究还没有完全捕捉到这种变化的分类性质.
研究的目的:
- 在自发的马德里西班牙语中调查声间气泡的声学变异性.
- 识别和模拟西班牙语的不同发音变体.
- 确定影响自来水生产变化的因素.
主要方法:
- 在一个自发的语音语体中,对声间气泡的光谱分析.
- 测量点击和周围元音之间的强度差异.
- 使用贝叶斯有限混合模型与词汇和语音预测器进行统计建模.
主要成果:
- 大约一半的龙头令牌显示了高度减少的声学变体.
- 贝叶斯模型指出了两个潜在的类别,表明了两个不同的发音变体.
- 词汇频率,语音速率和语音环境显著预测了音变体的产生.
结论:
- 西班牙膜水龙头表现出显著的分类变化,而不仅仅是梯度变化.
- 贝叶斯有限混合模型比线性模型更适合语音变化.
- 了解语音变异性需要考虑语言和外语因素.
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