这是谁说的? 听力能力对在噪音中跟随不同演讲者的连续发言的影响
Alexina Whitley1, Timothy Beechey1, Lauren V Hadley1
1Hearing Sciences - Scottish Section, University of Nottingham, Glasgow, UK.
Trends in hearing
|February 24, 2025
概括
患有听力损失的老年人在杂的环境中难以回忆言语,特别是当说话者切换时. 听力不佳显著影响理解语言,即使同一个说话者在说话.
科学领域:
- 听觉神经科学 听觉神经科学
- 认知心理学 认知心理学
- 老年学是指老年学的学科.
背景情况:
- 对话往往发生在杂的环境中,需要大量的听觉和认知资源.
- 听众经常在多个说话者之间转移注意力,这一过程对于有听力障碍的老年人来说尤其具有挑战性.
研究的目的:
- 调查年龄和听力能力对语音回忆表现在模拟对话环境中的影响.
- 检查如何改变说话者和听觉掩饰器的存在影响语音理解.
主要方法:
- 采用在线语音回忆任务,顺序呈现两个目标句子.
- 句子在安静中发出,或者用语音形状的噪音或与之竞争的语音口罩.
- 两个句子之间的说话者身份 (相同或不同) 被操纵.
主要成果:
- 当说话者改变时,听众在回忆第二句话的准确性下降,特别是如果最初的说话者变成了面具.
- 较差的语音噪音接收值与较低的准确性和增加的面具混相关.
- 互动表明,当目标说话者保持一致时,听力较差的个体更加困难.
结论:
- 在复杂的听觉环境中,在说话者之间转移注意力对老年人,特别是听力损失者来说是一个重大挑战.
- 听力是影响真实听力条件下语音回忆的关键因素.
- 研究结果强调了非空间性注意力转换和听力障碍对老年人语音理解的综合影响.
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