野生面上的Wawk:伪同声处理的上下文依赖性
Vasilena Stefanova1, Christoph Scheepers2
1College of Psychology, Birmingham City University.
概括
在新的实验中,伪同音效应,即难以拒绝发音的非单词,得到了反转. 这种效果取决于周围词的频率, 显示语境是词识别的关键.
科学领域:
- 认知心理学
- 心理语言学
- 计算语言学
背景情况:
- 伪同音效应 (PH) 描述了在视觉词汇决策任务中,与听起来像真实单词 (例如,WAWK) 的非单词相比,拒绝非单词的难度增加.
- 这种效应已经得到证实,但基础的处理机制需要进一步研究,特别是关于实验环境的影响.
研究的目的:
- 探索伪同声效应背后的处理机制.
- 研究填充词的词汇频率如何影响PH效应.
- 要确定PH效应是否取决于上下文.
主要方法:
- 使用精心匹配的非单词刺激 (伪同音,不可发音的非单词,可发音的非单词) 和真实单词填充物进行了三次词汇决策实验.
- 实验1和2分别使用标准和眼球追踪词汇决策任务,使用低频真实词填充器.
- 实验3使用高频真实词填充器与之前的实验形成对比.
主要成果:
- 实验1和2显示了经典PH效应的逆转:伪同音词被拒绝的速度比可发音的非单词更快.
- 在实验1和2中,不可发音的非单词被相对快速地拒绝.
- 实验3证实了经典的PH效应,当高频词被用作填充物时.
结论:
- 伪同音效应的方向和表现受到整体材料上下文,特别是周围词的词汇频率的重大影响.
- 这些发现表明词识别过程对上下文暗示非常敏感.
- 需要进一步的研究,以充分阐明激励特性与词汇处理中的上下文因素之间的相互作用.
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