工作记忆中的自由时间诱导的追溯效应:来自单间隙范式的证据
Ruoyu Lu1, Yinuo Xu1, Jiyu Xu1
1Department of Psychology and Behavioral Sciences, Zhejiang University.
Journal of experimental psychology. Learning, memory, and cognition
|December 14, 2023
概括
在工作记忆任务中空时间有益于回忆. 这项研究发现,这种空时间既具有主动效应,也具有追溯效应,影响休息前和休息后的记忆表现,而不仅仅是由于时间.
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.
- 记忆研究 记忆研究
背景情况:
- 工作记忆的表现往往会被空时间所增强.
- 这种空时间效应的确切性质 (主动,追溯或两者兼而有之) 仍在争论中.
- 现有的研究缺乏明确的证据来区分自由时间的前性和追溯性影响.
研究的目的:
- 调查工作记忆任务中的空时间是否具有主动,追溯或双重效应.
- 区分时间分组的影响与真正的前性和追溯性影响.
- 探索工作记忆的潜在机制,包括在空时间的潜在排练.
主要方法:
- 采用了单间隔模式,间隔时间有所变化 (2500 ms/100 ms,2500 ms/500 ms,2500 ms/1,000 ms).
- 实验1测量了使用字母刺激的间隙长度效应.
- 实验2重新测试了一个特定的空隙条件 (2,500 ms/500 ms),使用单词刺激来控制时间分组.
主要成果:
- 在所有测试的差距组合中,始终观察到主动效应.
- 在三种差距组合中的两个 (2500 ms/100 ms,2500 ms/500 ms) 中发现了追溯效应.
- 在实验2中将记忆材料从字母变为单词,扩大了追溯效应的范围,排除了时间分组作为唯一的解释.
结论:
- 在工作记忆任务中的空时间表现出了前性和追溯性影响.
- 这些效应不能归因于刺激的简单时间分组.
- 研究结果表明,在空间隔期间存在复杂的记忆动态,可能涉及到排练.
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