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The Difference between Sub-and Supara-second Interval Processing: Evidence from an ERP Study
Author(s): 
Pages: 87-90
Year: Issue:  1
Journal: PSYCHOLOGICAL SCIENCE

Keyword:  时距加工时距长度事件相关电位关联负变化;
Abstract: 采用事件相关电位的方法分析了不同时距加工机制的差异.实验采用时间两分任务,要求被试形成短(400ms)和长(1600ms)的时间判断标准,然后对7个刺激系列进行短、长的判断.结果表明时间知觉过程可以诱发出一种类似于CNV的慢性负波.对于400ms的短时距加工存在显著的半球效应,右半球的波幅显著高于左半球.1600ms的时距加工没有表现出明显的半球效应.不同时距的加工存在显著的差异.1600ms比400ms加工诱发出更大的CNV波幅.
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