语音外的视觉类比,形式和词语发作对词语识别的影响不是明显的
Kaja Rosa Benz1, Anne Hauswald1, Nathan Weisz2
1Centre for Cognitive Neuroscience, Department of Psychology, Paris-Lodron-University of Salzburg, Salzburg, Austria.
Hearing research
|March 17, 2025
概括
视觉语音特征,如语音封面,形式和单词发作,并没有在杂的,两人说话的环境中改善单词识别. 与对照条件相比,呈现这些视觉线索并没有增强理解.
科学领域:
- 听觉神经科学 听觉神经科学
- 人与计算机的交互
- 语音感知 语音感知
背景情况:
- 在杂的环境中理解语音是具有挑战性的.
- 视觉线索,如唇部运动,可能会增强语音感知.
- 以往对视觉语音特征的研究,以帮助理解,显示出混合的结果,对特定特征的研究有限,如形式和词语发作.
研究的目的:
- 调查视觉呈现的语音包裹,形式和词语发作对在两位说话者听觉环境中的词语识别的影响.
- 确定这些视觉语音特征是否可以帮助区分目标语音信号与背景噪音.
主要方法:
- 一项在线研究使用了两人说话的音频场景进行.
- 参与者观看了一个由视觉语音特征 (语音封面,形式,词语发作) 调节的圆圈,来自目标扬声器,分心扬声器或与之无关的控制句子.
- 参与者在每个句子后写下听到的单词来评估单词识别.
主要成果:
- 当视觉语音特征呈现时,没有观察到文字识别的显著增强.
- 在具有视觉语言特征的条件下的表现与视觉控制条件没有区别.
结论:
- 视觉上呈现的语音封面,形式和词语发作并不能在具有挑战性的双语者听觉环境中改善词语识别.
- 研究的视觉语音特征对简单的视觉控制来帮助在噪音中理解语音没有任何优势.
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