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相关概念视频

Automatic Processing and Automatic Social Behavior01:28

Automatic Processing and Automatic Social Behavior

Automatic processing refers to the cognitive operations that occur without conscious intent or awareness, playing a fundamental role in shaping social cognition and behavior. These processes enable individuals to navigate complex social environments efficiently by relying on mental shortcuts and pre-existing knowledge structures known as schemas. One of the most influential mechanisms underlying automatic processing is priming, which subtly activates mental representations through exposure to...

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相关实验视频

Updated: May 7, 2026

Mapping Cortical Dynamics Using Simultaneous MEG/EEG and Anatomically-constrained Minimum-norm Estimates: an Auditory Attention Example
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抽象概念处理的时空动态:一个MEG研究.

Lili Tian1, Hongjun Chen2, Jan Kujala3

  • 1Department of Psychology, University of Jyväskylä, Jyväskylä 40014, Finland; Centre for Interdisciplinary Brain Research, University of Jyväskylä, Jyväskylä 40014, Finland; School of Foreign Languages, Dalian University of Technology, Dalian 116024, China; Language and Brain Research Centre, Sichuan International Studies University, Chongqing 400031, China.

Brain and language
|December 5, 2024
PubMed
概括

这项研究揭示了抽象与具体概念的不同大脑活动模式. 抽象的概念更多地激活前极,而具体的概念则更多地激活后角.

关键词:
ATL ATL 在线播放抽象概念是一个抽象的概念.一个具体的概念概念.在MEG MEG中,我们可以使用MEG.隐喻 隐喻 的 隐喻在STS中,STS是STS.

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Investigating the Effects of Antipsychotics and Schizotypy on the N400 Using Event-Related Potentials and Semantic Categorization
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Detecting Pre-Stimulus Source-Level Effects on Object Perception with Magnetoencephalography
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科学领域:

  • 神经科学是一个神经科学.
  • 认知科学 认知科学
  • 语言学的语言学.

背景情况:

  • 了解大脑中的抽象概念处理是有限的,大多数研究都专注于具体的语言.
  • 摩托系统在处理具体概念中的作用是有争议的,但其参与抽象概念的理解较少.

研究的目的:

  • 调查抽象与具体概念处理的神经相关性.
  • 为了检查语言和运动区域的参与,在一个分级的连续的抽象性.

主要方法:

  • 使用磁脑摄影 (MEG) 来记录26名中国本土人士的大脑活动.
  • 刺激包括具体的,隐喻的和抽象的短语,呈现在一个分级的连续.
  • 在特定时间窗口 (200-500 ms) 中使用基于集群的换F测试分析神经磁信号.

主要成果:

  • 抽象短语显示,较早 (200-300 ms) 左后上时 (STS) 的激活较弱.
  • 抽象的短语表明在左前极 (TP) 的较强的激活后 (300-400 ms).
  • 在各种条件之间,在运动区域参与方面没有发现显著差异.

结论:

  • 具体的概念更多地依赖于早期加工阶段的后续STS.
  • 在后来的处理阶段,抽象概念更多地依赖于前极 (TP).
  • 这些发现支持前叶 (ATL) -中心假设用于抽象概念表示.