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工作记忆在编码情节记忆中事件的时间结构中的作用:来自双任务范式的证据
Nathan Leroy1, Steve Majerus2, Arnaud D'Argembeau2
1Psychology and Neuroscience of Cognition Research Unit, University of Liège, Place Des Orateurs 1 (B33), 4000, Liège, Belgium. nathan.leroy@uliege.be.
Memory & cognition
|September 24, 2025
概括
情节性记忆重播压缩事件. 更多的事件边界增加了被召回的单位,并减少了压缩. 工作内存负载减少了被召回的单元,特别是在许多事件边界的情况下.
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.
背景情况:
- 情节性记忆代表事件作为经验单元的序列.
- 时间间断导致记忆重播期间的事件压缩.
- 事件结构和工作记忆 (WM) 在这个过程中的作用尚不清楚.
研究的目的:
- 研究事件边界 (EB) 和WM资源如何影响情节性记忆的时间结构.
- 检查事件细分和WM容量在记忆形成中的相互作用.
主要方法:
- 参与者观看了不同数量的EB的视频.
- 一个并发任务被用来操纵视频观看期间的WM负载.
- 观看后测量了回忆重播时间和内容.
主要成果:
- 较高的EB密度导致更多的回忆体验单位和较低的时间压缩.
- 减少WM可用性减少了召回的单位,特别是高EB密度.
- 事件结构和WM资源相互作用,塑造记忆表征.
结论:
- 事件的细分结构和WM资源对于形成情节记忆中的体验单元至关重要.
- 这些因素共同影响了记忆重播期间观察到的时间压缩.
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