认知负载对低德语和高德语双语使用者的声折振动模式的影响
Jörg Peters1, Marina Frank1, Tio Rohloff1
1Carl von Ossietzky University of Oldenburg, Institute of German Studies, Oldenburg, Lower Saxony, Germany.
Journal of voice : official journal of the Voice Foundation
|November 4, 2023
概括
语音折叠模式表明双语人士使用较弱语言的认知负载. 语音分析可能有助于评估像低德语这样的危语言的生存能力.
科学领域:
- 语言学的语言学.
- 语音科学 语言科学
- 认知心理学 认知心理学
背景情况:
- 认知负载影响声振动模式,影响诸如动,闪和和声波与噪声比率 (HNR) 这样的参数.
- 双语人士在使用非主导或较弱的语言时可能会经历增加的认知负载.
研究的目的:
- 调查声振动模式是否可以作为非平衡双语发言者使用其较弱语言 (低德语 - LG) 的认知负载指标.
- 探索双语发言者的年龄,语言主导和语音特征之间的关系.
主要方法:
- 一项具有扬声器内部设计的比较实验研究,涉及95名低德语 (LG) 和标准高德语 (HG) 的双语说者.
- 参与者完成了两种语言的四个演讲任务 (叙述,图片描述,方向,阅读),三项任务的难度不同.
- 声学语音分析测量了动,闪,HNR,尖顶突出 (CPP),声比例,音调水平和音调范围.
主要成果:
- 年轻的,HG占主导地位的扬声器在说LG时表现出较低的动和闪,以及较高的HNR和较低的声比例,与HG相比.
- 在LG中,CPP和音调水平较高,但与年龄或语言主导程度的变化很小.
- 年龄是声音特征的稍微更可靠的预测因素,而不是语言优势;任务难度的影响最小.
结论:
- 语音折叠振动模式的变化表明,更年轻,更HG主导的说话者在说他们较弱的语言 (LG) 时经历了更高的认知负载.
- 语音分析为评估认知负载对语言使用的影响提供了一个潜在的方法,这可能有助于保护危语言.
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