使用词汇语义来处理单语和双语的面具语音
1Department of Communication Disorders and Deafness, Kean University, Union, New Jersey 07083, USA.
The Journal of the Acoustical Society of America
|August 23, 2023
概括
面罩通过阻止视觉和声学线索来阻碍语音理解. 这项研究发现,单词级语义信息对单语和双语听众提供了有限的帮助,可以处理面具语音.
科学领域:
- 心理语言学 心理语言学
- 听觉感知是一种听觉感知.
- 认知科学 认知科学
背景情况:
- 面罩隐藏了视觉和声学语音线索,影响了高效的语音处理和语言理解.
- 有限的研究已经探讨了语义信息如何帮助听众克服面具演讲带来的挑战,特别是对双语人士来说.
研究的目的:
- 调查单语和双语听众如何使用语义信息来弥补口罩语音感知期间减少的听觉和视觉线索.
- 为了比较语义相关性对处理蒙面语音与不蒙面语音在单语和双语听众之间的影响.
主要方法:
- 使用视频刺激的英语单词对 (强烈相关,弱相关,无关) 的词汇启动实验.
- 参与者包括单语听众和早期获得同时双语听众.
- 测量了面具和无面具主要目标词对的反应时间,以评估语义便利性.
主要成果:
- 单语和双语组都显示了掩饰对语音处理的整体效果.
- 语义关联的强度影响了面具和无面具演讲的处理.
- 单语和双语群体之间没有发现显著差异,语义上语境影响也没有显著.
结论:
- 文字级的语义信息在弥补口罩条件下的语音处理困难方面发挥着有限的作用.
- 这些发现表明,句子级的语义处理对于理解面具语音可能更为关键.
- 需要进一步的研究,才能充分理解不同听众群体在不利的听力环境中采用的补偿策略.
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