虚假的记忆来自无处不在:人类错误地识别了在他们的词汇中没有证据的单词
Daniele Gatti1, Marco Petilli2, Michela Marchetti3
1Department of Brain and Behavioural Science, University of Pavia, Piazza Botta 6, 27100, Pavia, Italy. daniele.gatti@unipv.it.
Psychonomic bulletin & review
|March 15, 2025
概括
即使在新词中,语义相似性也会影响Deese-Roediger-McDermott (DRM) 任务中的虚假记忆. 增加的相似性导致伪词的更虚假和更准确的识别.
科学领域:
- 认知心理学 认知心理学
- 计算语言学 计算语言学
- 神经科学是一个神经科学.
背景情况:
- 语义知识对于虚假记忆现象至关重要,特别是在Deese-Roediger-McDermott (DRM) 任务中.
- 之前的研究表明,人类错误地识别了由先前呈现的刺激激活的新词.
研究的目的:
- 用新的词汇刺激来调查虚假记忆的形成,这些新的词汇刺激缺乏之前的语义意义.
- 在使用伪词的DRM任务中评估语义相似性效应.
主要方法:
- 一个分布式语义模型 (使用字符n-grams) 量化了伪词之间的语义相似性.
- 参与者记住了伪词的列表,然后执行了识别任务.
主要成果:
- 虚假和真实的识别率都随着列表中的伪词之间更高的语义相似性而增加.
- 这表明对语义模式的敏感性,即使没有确定的词语含义.
结论:
- 人类对新词的分布式语义模式表现出敏感性.
- 这种敏感性可以导致对完全不熟悉的刺激进行错误的识别,从而扩展了之前的虚假记忆研究.
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