过程干扰对双重任务情况下的内存编码和检索过程的影响
Sandra Hensen1, Iring Koch2, Patricia Hirsch2
1Cognitive and Experimental Psychology, Institute of Psychology, RWTH Aachen University, Jaegerstrasse 17/19, 52066, Aachen, Germany. Hensen@psych.rwth-aachen.de.
Memory & cognition
|March 4, 2024
概括
记忆编码期间的双重任务会损害回忆和性能. 然而,在检索过程中执行双重任务会减缓回忆,但保持准确性,这表明共享的容量有限,而不是处理影响内存编码的冲突.
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.
- 人类的记忆 人类的记忆
背景情况:
- 在内存编码时的双任务减少了回忆和并发任务性能.
- 记忆检索中的双重任务效应显示出不同的结果.
- 双重任务干扰的认知机制仍然不清楚.
研究的目的:
- 调查对长期记忆的双重任务干扰.
- 检查并发反应时间 (RT) 任务对记忆编码和检索的影响.
- 分析处理冲突对记忆性能的影响.
主要方法:
- 实验1:听觉 - 语言自由回忆记忆任务与视觉 - 手动空间Stroop任务 (编码与检索) 相结合.
- 实验2:检查了处理冲突对记忆编码的时间锁的方式的影响.
- 测量回忆精度,回忆延迟和并发RT任务性能.
主要成果:
- 编码时的双重任务影响了回忆精度和并发RT性能.
- 在检索时的双重任务减缓了回忆延迟,但保持了准确性.
- 在双重任务条件下观察到更大的Stroop对等效应,表明处理冲突增加.
- 实验2发现处理冲突对记忆编码成功没有显著的影响.
结论:
- 由于共享的容量有限,双重任务减缓了进程,特别是在编码阶段.
- 在双重任务条件下,尽管有性能成本,但存储器检索准确度仍然保持不变.
- 证据不支持处理冲突在这些条件下显著影响内存编码成功.
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