谈话和清晰的说话风格的声学特征在谈话者内部和会议内部的稳定性
Sarah Hargus Ferguson1, Shae D Morgan1, Eric J Hunter2
1Department of Communication Sciences and Disorders, University of Utah, Salt Lake City, Utah 84112, USA.
The Journal of the Acoustical Society of America
|January 4, 2024
概括
语音任务的重复可以改变声学特征,特别是在对话性语言中. 研究人员应该在练习期间考虑这些语音生产变化.
科学领域:
- 语音制作 语音制作
- 声学语音学的声音学
- 实验心理学 实验心理学
背景情况:
- 谈话者经常在研究中重复语音任务,改变说话风格或环境 (例如,伦巴尔德语在噪音中).
- 简单的语音任务重复对声学特征的影响仍未得到充分研究.
- 重复效应可能会影响或掩盖与说话风格或环境条件相关的发现.
研究的目的:
- 评估语音声学变化通过四个会议内重复的语音制作任务.
- 为了比较这些重复效应之间的对话和清晰的说话风格.
主要方法:
- 十名演讲者在一次会议中四次执行了一组三次阅读演讲任务.
- 数据是在单独的会议中收集的,用于对话和清晰的语言风格.
- 声学测量包括说话速度,基本频率中位数 (F0),F0范围和中频谱能量.
主要成果:
- 在连续重复语音任务之间观察到统计学上显著的声学变化.
- 与清晰的语言相比,在对话式语音风格中,重复效应更为明显.
- 虽然说话风格差异小于说话风格差异,但重复效应是可测量的.
结论:
- 简单地重复语音任务可能会导致显著的声学变化,特别是在对话性语言中.
- 研究结果表明,要整合一个完整的语音套件来使说话者适应和训练.
- 承认重复效应对于准确解释语音制作研究至关重要.
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