在人类中更新仪器规避的更新
Gonzalo P Urcelay1, Kadell Symmons2, Bethany Amos2
1School of Psychology, University of Nottingham.
概括
ABA更新效应表明,在新培训环境中灭绝后,在原始培训环境中测试时,学会的回避行为会回归. 这项研究表明,环境调节了人类的灭绝学习.
科学领域:
- 心理学 心理学 心理学
- 行为神经科学 行为神经科学
- 认知科学 认知科学
背景情况:
- ABA更新效应描述了在被重新暴露在原始训练环境中时,在灭绝后的行为回归.
- 提出的两个机制是语境总和和灭绝学习的语境调制.
- 之前的研究表明,当上下文具有类似的关联历史时,上下文总结的可能性较小.
研究的目的:
- 为了研究ABA更新效应在人类仪器避开学习.
- 检查环境在调节灭绝学习中的作用.
- 在续约期间比较避免响应和预期评级.
主要方法:
- 参与者学会了通过按空格来避免由视觉刺激 (条件刺激 (CSs)) 发出的大声噪音.
- 形成和灭绝发生在不同的背景下 (A和B),使用不同的CS对.
- 一个在实验对象的设计比较了ABA (更新) 和ABB (灭绝) 测试条件.
主要成果:
- 参与者在训练期间增加了回避行为,在灭绝过程中减少了回避行为.
- 观察到一个显著的更新效应,与灭绝背景 (ABB) 相比,在原始培训环境 (ABA) 中的响应率更高.
- 在测试阶段,避免反应和预期评级高度相关.
结论:
- 这项研究提供了证据,证明了人类的工具性避开行为正在重新出现.
- 结果表明,环境在灭绝学习中起着调节作用,类似于场合设置.
- 这些发现支持了ABA更新效应的上下文调制假设.
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