人类使用听觉空间和时间不确定性的低估来进行感知推断
Fangfang Hong1, Jiaming Xu2, Michael S Landy3
1Department of Psychology, University of Pennsylvania, Philadelphia, PA, USA.
Proceedings. Biological sciences
|June 3, 2025
概括
大脑决策依赖于感官信息,但这项研究发现,感知推断通常使用低估的感官不确定性,挑战最佳决策假设.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 决策 决策 决策 决策
背景情况:
- 大脑使用杂的感觉数据做出决定,考虑到信号的不确定性.
- 对感觉不确定性的准确估计是最佳感知推理的假设.
研究的目的:
- 调查感知推断是否依赖于准确的感官不确定性估计.
- 为了确定感官不确定性是否在不同的感官领域中得到一致和准确的估计.
主要方法:
- 参与者执行了听觉,视觉和视听空间和时间任务.
- 贝叶斯观察者模型与每个任务的个人参与者数据相匹配.
- 模型变体评估了独立不确定性估计对感知推理的影响.
主要成果:
- 感知决策始终依赖于对听觉空间不确定性的低估.
- 视听时间不确定性在感知决策中也被低估了.
- 模型比较表明,实际的不确定性没有准确地反映在决策中.
结论:
- 人类的感知决策并不总是最佳地解释感官不确定性.
- 这些发现挑战了所有感官领域准确的感官不确定性利用假设.
- 大脑可能会使用启发式或偏见来估计决策的感官不确定性.
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