语音熟悉化培训提高了语音可理解性,减少了听力上的努力
Freja Baxter1, Harriet J Smith1, Emma Holmes1
1Division of Psychology and Language Sciences, Department of Speech Hearing and Phonetic Sciences, University College London, London, UK.
Trends in hearing
|December 8, 2025
概括
熟悉的声音需要更少的倾听努力,尤其是在广泛的训练后. 自我报告和瞳孔扩张都表明,对熟悉的声音的努力减少了,而更长的训练显示出更大的好处.
科学领域:
- 听觉感知是一种听觉感知.
- 语音处理 语音处理
- 认知心理学 认知心理学
背景情况:
- 在杂的环境中,语音可理解性随着语音熟悉度的提高而提高.
- 熟悉声音对倾听努力的影响在很大程度上仍未被探索.
- 了解熟悉如何影响语音感知中的认知负载至关重要.
研究的目的:
- 调查熟悉的声音是否与不熟悉的声音相比减少了听力.
- 检查培训时间在熟悉声音方面的作用及其对努力的影响.
- 为了比较主观 (自我报告) 和生理 (瞳孔扩张) 的听力测量.
主要方法:
- 参与者被训练在三个声音不同的时间 (88,166,478句).
- 一个语音可理解性任务涉及在不同的目标对面具比率 (-6dB,+3dB) 的竞争性语音中识别目标句子.
- 用自我报告的评分和瞳孔膨胀来评估倾听力度.
主要成果:
- 自我报告的倾听力度低于+3dB,低于-6dB的目标对面具比率.
- 对所有训练有素的声音而言,与不熟悉的声音相比,自我报告的努力减少了.
- 瞳孔扩张仅对最广泛训练的声音 (约. 一个小时).
结论:
- 熟悉声音,特别是经过广泛的训练,可以减少倾听的努力.
- 自我报告措施对工作量减少很敏感,即使在短时间的培训期间.
- 主观和生理学的测量都支持熟悉声音的好处,减少了听力.
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