心理表象在人类中介于厌恶性学习
Xiaolin Qiao1, Lauren Wolters1, James D Howard1
1Department of Psychology, Brandeis University.
Behavioral neuroscience
|July 6, 2023
概括
我们开发了一个人体版本的表现介导学习 (RML) 任务. 这项任务表明,对符号的厌恶学习可以间接减少对相关气味的偏好.
科学领域:
- 认知神经科学 认知神经科学
- 心理学 心理学 心理学
- 神经科学是一个神经科学.
背景情况:
- 心理表现对认知至关重要,但当过于强烈时,可能导致幻觉.
- 测量心理表现的强度为适应性和不适应性行为提供了洞察力.
- 动物的表现介导学习 (RML) 任务评估了心理表现的稳定性.
研究的目的:
- 开发和验证人类版本的RML任务.
- 调查厌恶性学习如何影响关联刺激的心理表现.
- 探索人类的直接和中介学习之间的关系.
主要方法:
- 参与者学会了视觉符号和食物气味之间的关联.
- 在将一个符号与一种厌恶噪音配对之前和之后,测量了气味偏好.
- 这项研究评估了气味偏好的变化,以此衡量中介学习的程度.
主要成果:
- 在符号-气味关联被负条件后,观察到气味偏好有选择性的下降.
- 这种介导式学习效应与符号的直接厌恶式学习直接成比例.
- 研究结果表明,心理表现可以间接地获得新的关联.
结论:
- 人类RML任务成功地展示了中介学习.
- 心理表现可以经历关联式学习,即使关联的刺激不存在.
- 这项研究为研究人类中介学习的神经基础提供了基础.
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