在短期记忆中,将感知与非感知期望偏差分开
Jochem G Koopmans1, Sushrut Thorat2, Genevieve L Quek3
1Donders Institute for Brain, Cognition, and Behaviour, Radboud University, Nijmegen, the Netherlands.
Consciousness and cognition
|November 18, 2025
概括
视觉意识可能无法容纳许多详细的项目. 即使是倒置的字母也可能被误认为是直立的,这是由于后感知偏差,而不是视觉感知本身.
科学领域:
- 认知心理学 认知心理学
- 神经科学是一个神经科学.
- 视觉感知 视觉感知 视觉感知
背景情况:
- 关于视觉意识的能力存在争论.
- 以前的研究表明,视觉意识可能不包括许多详细的项目.
- 已经观察到,在无人看守的视野中,旋转的字母被视为直立的虚幻感知.
研究的目的:
- 为了调查在非cued位置可见信息的可用性.
- 在视觉报告中区分感知处理和感知后偏差.
- 为了进一步了解视觉意识的局限性.
主要方法:
- 使用了部分报告范式,简要介绍了字母数组.
- 参与者报告的轮回字母与直立字母和非呈现字母进行了比较.
- 分析了非和非显示字母之间的歧视准确性.
主要成果:
- 参与者可以从未显示的信件中区分非制的信件,表明信息可用性后刺激.
- 垂直的字母比未显示的字母更频繁地被报告为垂直,从而保留了方向信息.
- 倒置的字母被报告为直立的,但不比非显示的字母多得多,表明非感知影响.
结论:
- 在刺激抵消后,视觉信息仍然可用于一段时间,即使在无人监督的区域.
- 对字母方向的虚幻感知可能源于后感知偏见,而不是视觉感知.
- 区分现象意识和报告机制对于理解视觉意识至关重要.
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