保护工作记忆免受干扰比灵活更新更费力
Danae Papadopetraki1,2, Monja I Froböse3, Andrew Westbrook4
1Centre for Cognitive Neuroimaging, Donders Institute for Brain, Cognition and Behaviour, Radboud University, Kapittelweg 29, 6525 EN, Nijmegen, The Netherlands. danaepapadopetraki@gmail.com.
Scientific reports
|April 18, 2025
概括
人们避免认知努力,但这种成本可能会促进灵活性. 这项研究发现,抵制干扰因素需要比灵活的工作记忆更新更多的主观努力,这表明努力成本引导认知控制策略.
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.
- 决策 决策 决策 决策
背景情况:
- 认知控制需要努力,往往导致避免.
- 努力成本可能会激发认知灵活性,而不是刚性关注.
- 了解努力成本是认知控制机制的关键.
研究的目的:
- 为了比较分心器阻力与灵活工作记忆更新的主观努力成本.
- 研究努力成本如何影响认知控制策略的选择.
主要方法:
- 利用延迟响应模式来操纵分心阻力和灵活的更新需求.
- 采用认知努力折扣范式来量化主观努力成本.
- 在两个独立的参与者样本中测试了预测.
主要成果:
- 与休息相比,参与者忽略了涉及高分心阻力和灵活更新的任务.
- 干扰器阻力的主观努力成本明显高于灵活更新.
- 在两种测试样本中,研究结果一致.
结论:
- 抵制稳定的干扰因素需要比灵活的工作记忆更新更大的主观努力成本.
- 认知努力成本可能是影响认知控制部署的关键信号.
- 这突出了一个潜在的机制,通过这种机制,避免努力促进了认知灵活性.
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