在词典之外的说话者特异性:口语句子的识别记忆
William Clapp1, Meghan Sumner2
1Department of Linguistics, Stanford University, Building 460, Margaret Jacks Hall 450 Jane Stanford Way, Stanford, CA, 94305, USA. wsclapp@stanford.edu.
Psychonomic bulletin & review
|August 27, 2025
概括
即使注意力分散, 语句的记忆也会保留细微的音响细节. 这种说话者特异性效应显示了语音的自动编码,影响了语言理解理论.
科学领域:
- 认知心理学
- 心理语言学
- 听觉神经科学
背景情况:
- 已建立的知识表明语言的心理表现包含存储在情节记忆中的细粒度声学细节.
- 在单词识别中观察到的说话者特异性效应表明,同一个人与不同的说话者所说的单词具有更好的回忆力.
- 之前的研究专注于单独的单词, 没有研究音响细节在句子处理中的作用.
研究的目的:
- 调查细粒度的声学细节是否被编码和检索为口语句子.
- 通过在编码过程中操纵注意力来检查细粒度声学编码的自动性.
- 将传统的识别记忆方法扩展到句子级刺激.
主要方法:
- 在识别记忆实验中使用口头语句作为刺激.
- 在编码过程中操纵注意力负载,采用全注意力和分注意力条件.
- 测量精度和反应时间以评估记忆性能.
主要成果:
- 与不同的人相比,参与者对同一个演讲者重复的句子的准确性更高.
- 在全注意力下,句子的识别速度更快,更准确.
- 这种说话者特异性效应在分化注意力下更为明显,表明隐性编码.
结论:
- 在记忆中的句子层面提供声学特异性的证据.
- 突出了细粒度声学细节编码的隐性和自动性.
- 暗示认知资源分配在基于记忆的语言表现中起着关键作用.
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