跨越一生学习的差异通过资源理性计算出现
Rasmus Bruckner1, Matthew R Nassar2, Shu-Chen Li3
1Department of Education and Psychology, Freie Universitat Berlin.
Psychological review
|February 27, 2025
概括
学习的年龄差异源于高效的,资源有限的计算. 儿童和老年人表现出像坚持和定这样的偏见,反映了信念更新中的节抽样策略.
科学领域:
- 认知心理学 认知心理学
- 发展心理学 发展心理学
- 计算神经科学是一种神经科学.
背景情况:
- 准确的信念形成对于适应性行为至关重要,但计算密集.
- 学习涉及预测推理,与潜在的与年龄有关的差异与认知资源分配有关.
研究的目的:
- 调查学习年龄差异是否源于资源理性计算.
- 模拟信念更新作为一个采样过程,平衡准确性和计算成本.
主要方法:
- 开发了一个资源理性模型,其中信念更新使用了具有停止标准的抽样过程.
- 从寿命研究 (N=129,N=90) 和年轻成人研究 (N=94) 中收集的数据.
- 分析了参与者对信念更新的偏见,特别是坚持和定.
主要成果:
- 儿童和老年人表现出与节制性抽样政策相一致的偏见.
- 在更新以前的信念时观察到更大的坚持.
- 在从外部值更新时发现更强的定偏差.
结论:
- 这些发现支持了资源理性模型,表明偏见源于抽样策略.
- 坚持和定偏见可以从高效的信念更新计算中出现.
- 抽样计算中的资源合理调整解释了与年龄相关的学习变化.
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