概率和丰富的个人工作记忆被一场博彩游戏揭示出来
Syaheed B Jabar1, Kartik K Sreenivasan1,2,3, Stergiani Lentzou1
1Program in Psychology, New York University Abu Dhabi, PO Box 129188, Saadiyat Island, Abu Dhabi, United Arab Emirates.
Scientific reports
|November 28, 2023
概括
人类对颜色的记忆不是一个单点,而是一个丰富的概率分布. 这表明当前的记忆测试低估了我们实际保留的信息.
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.
- 人类的记忆 人类的记忆
背景情况:
- 传统的记忆模型通常假定离散或点估计表示.
- 工作记忆研究通常使用单回应范式,可能会限制我们对记忆丰富性的理解.
研究的目的:
- 为了调查人类记忆的表示是点估计还是丰富的概率分布.
- 为了确定内部不确定性是否影响记忆报告.
- 评估标准响应方法是否低估了内存信息内容.
主要方法:
- 参与者从工作记忆中回忆起一个圆的颜色.
- 而不是一个单一的反应,参与者放置多个注,以构建试验的不确定性分布.
- 分析了与性能和目标颜色相关的投注分散和放置.
主要成果:
- 投注分散与性能相关,表明不确定性引导的反应.
- 后来的注系统地将分布转移到目标,从而产生不对称.
- 通过多次注的平均值提高了记忆性能.
- 目标信息存在于后来的注中,即使第一个注是不准确的.
结论:
- 记忆表现是丰富的和概率的,而不仅仅是点估计.
- 多重响应范式揭示了比单个响应更多的信息.
- 记忆失效可能不是绝对的,因为即使在不准确的初始报告中也存在残留信息.
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