工作记忆塑造了信息采样和在整个开发过程中注意力分配
Qianqian Wan1, Vladimir M Sloutsky1
1Department of Psychology, Ohio State University.
Journal of experimental psychology. General
|November 3, 2025
概括
工作记忆的限制指导人们如何寻找信息. 当工作记忆受到影响时,成年人会更广泛地探索,类似于儿童,显示记忆力.
科学领域:
- 认知发展 认知发展
- 人类信息处理 人类信息处理
- 认知心理学 认知心理学
背景情况:
- 信息采样策略从童年到成年期发生了重大变化.
- 现有的关于信息采样中的发育差异理论是不够的.
- 工作记忆的约束被假设为儿童广泛信息采样的基础.
研究的目的:
- 研究工作记忆在塑造信息采样策略中的作用.
- 测试工作记忆负载是否会导致成年人更广泛的信息采样.
- 要区分工作记忆的约束和通用任务障碍.
主要方法:
- 成年参与者在不同的工作记忆负载条件下执行决策和类别学习任务 (双任务范式).
- 在认知负载下分析了信息采样模式.
- 计算建模用于评估信息编码,并与选择性注意力模型进行比较.
主要成果:
- 在工作记忆负载下的成年人表现出更广泛的信息采样模式,类似于幼儿的信息采样模式.
- 任务表现尽管增加了探索和分散注意力,但仍然取得了成功.
- 计算模型表明在负载下编码更广泛的信息,而不是一般性损伤.
结论:
- 工作记忆的局限性因果关系影响信息采样策略.
- 信息采样中的发育转变可能是由工作记忆容量的变化驱动的.
- 这些发现支持工作记忆约束模型,用于注意力和探索的发育变化.
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