奖励线索的时间改变了奖励和对记忆的兴趣之间的相互作用
1School of Psychological and Cognitive Sciences, Beijing Key Laboratory of Behavior and Mental Health, Peking University, Beijing, China.
NPJ science of learning
|November 20, 2025
概括
奖励时间显著影响记忆. 在内容之前提供奖励可以提高对不太有趣材料的记忆力,而在内容之后的奖励可以提高对非常有趣材料的记忆力.
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:
- 外在的奖励和内在的动机是记忆的关键驱动因素.
- 以前的研究表明,奖励可以减少内在动机对记忆的影响.
- 在理解奖励时间对这种互动的影响方面存在差距.
研究的目的:
- 研究奖励线索的时间如何调节外部奖励和内在动机之间的相互作用.
- 探索这种相互作用的时间动态.
主要方法:
- 参与者观看了电影片段,并评价了他们的兴趣.
- 记忆测试在各种延迟时进行.
- 奖励线索是在电影剪辑和兴趣评级之前或之后呈现的.
主要成果:
- 当奖励线索在剪辑之前时,奖励增强了记忆力,并减少了对低兴趣内容的忘记,从而减少了兴趣效应.
- 当奖励线索跟随剪辑时,奖励提高了记忆力,减少了对高兴趣内容的忘记,放大了兴趣效应.
- 这两种影响都通过时间依赖的整合过程来调节.
结论:
- 外在奖励线索的时间对它们与内在动机在记忆中的相互作用产生了关键的影响.
- 奖励时间可以减弱或放大兴趣对记忆的影响,这取决于提示时刻.
- 这些发现突出了支配外在和内在因素如何塑造记忆巩固的时间动态.
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