声振动与鼓舞声调相关 - - 一项声学和电声学研究
Xiuli Song1, Yang Chen1, Manwa L Ng2
1Department of Duquesne-China Health Institute, John G. Rangos Sr. School of Health Sciences, Duquesne University, Pittsburgh, PA.
Journal of voice : official journal of the Voice Foundation
|December 21, 2024
概括
与呼气发声 (EP) 相比,灵感发声 (IP) 显示出不同的喉振动模式. 这些发现突出了语音质量和振动特征的差异,这对于临床语音评估很重要.
科学领域:
- 喉腔病理学 喉腔病理学
- 语音科学 语言科学
- 声学分析 声学分析
背景情况:
- 启发性声调 (IP) 使用入气气流,与正常的呼气声调 (EP) 不同.
- 在临床语音评估和治疗中使用IP,但其特征比EP理解得更少.
- 了解IP的语音质量和眼球振动对于临床应用至关重要.
研究的目的:
- 为了检查IP的语音质量和喉振动特征.
- 为了比较IP和EP之间的声学 (AC) 和电声学 (EGG) 测量.
主要方法:
- 在43名健康成年人中,同时对母音 /i/进行AC和EGG录音.
- 使用Prat软件进行分析,提取基本频率 (F0),动,闪和声与噪声比率 (HNR) 等参数.
- 来自EGG的接触测量包括接触系数 (CQ),CQ扰动 (CQP) 和接触指数 (CI).
主要成果:
- 试验期间显示CQP,CI和相对接触上升时间 (RT) 增加,接触阶段的幅度和斜率降低.
- 在IP期间,EGG和AC信号的基本频率 (F0),动和闪都增加了.
- 在IP和EP之间没有发现CQ或脱接触阶段斜率的显著差异.
结论:
- 在IP和EP之间存在着巨大的喉振动差异.
- 需要进一步的研究,以充分描述IP在诊断和治疗喉病理方面的作用.
关键词:
鼓舞人心的声学电声学声学声折振动相关概念视频
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