影响听到的句子浅 ("足够好") 处理的条件的漂移-扩散分解
Ryan M O'Leary1, Natalie Omori-Hoffe1, Griffin Dugan1
1Department of Psychology and Volen National Center for Complex Systems, Brandeis University, Waltham, MA, USA.
Memory & cognition
|June 23, 2025
概括
听众经常使用浅层处理来理解句子,特别是当速度优先考虑时. 这项研究表明,理解策略是灵活的,能够适应任务需求并影响决策过程.
科学领域:
- 认知心理学 认知心理学
- 心理语言学 心理语言学
- 计算神经科学是一种神经科学.
背景情况:
- 每天的听力通常涉及浅层的句子处理,以有效地提取含义.
- 处理方案可能是灵活的,导致在某些条件下基于不完整分析的理解决策.
研究的目的:
- 研究句子理解过程的灵活性.
- 检查导向指令和感知挑战如何影响理解决策.
- 通过使用层次式漂移-扩散建模来探索潜在的决策机制.
主要方法:
- 两个实验测试了成年参与者的听觉理解可信和不可信的句子.
- 导航指令强调的是速度或准确性.
- 在实验1中操纵了光谱清晰度.
- 使用层次推移-扩散建模来分析决策过程.
主要成果:
- 专注于速度的指令和退化的语音增加了对理解句子可信性的依赖.
- 漂移扩散模型显示,指令会影响证据值,而句子可信性会影响证据积累率.
- 这些发现在两个实验中都是一致的.
结论:
- 句子理解是一个灵活的过程,受任务需求和感知条件的影响.
- 潜在的决策机制,特别是证据积累和门,受到这些因素的调节.
- 这些发现支持对语言理解的动态观点.
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