无人接触可以取代人际接触吗? 一项使用手幻象的调查
Jaehyoung Bae1, Christian Wallraven1,2
1Department of Brain and Cognitive Engineering, Korea University, Seoul, South Korea.
PloS one
|May 7, 2025
概括
无人接触,就像热探测器一样,可以像在身体所有权幻觉期间的人际接触一样愉快. 这一发现表明,温柔的,CT-最佳的触摸提供了类似的主观体验,无论来源.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 身体上的感觉 (somatosensation) 是一种感觉.
背景情况:
- 社会情感福祉依赖于C-触觉 (CT) 传感器感知到的触觉相互作用.
- 在典型的皮肤温度下,CT afferents对温和而缓慢的触摸做出反应,这对愉悦感至关重要.
- 与人际接触相比,研究非个人触摸的愉悦性对于理解触摸感知至关重要.
研究的目的:
- 为了比较无人接触 (热探测器) 与人际接触 (人手) 在身体所有权幻觉范式中的愉悦性.
- 确定非个人接触中CT最佳参数是否会引起与人际接触相比较的主观体验.
- 探索触摸感知度 (需要触摸,触摸剥夺) 和幻觉/情感等级之间的相关性.
主要方法:
- 一个手幻觉 (RHI) 范式被采用了N=45名健康参与者.
- 参与者内有两个条件:非个人接触 (温度为32°C的热探针) 和人际接触 (人手).
- 经过训练的实验者在CT兼容的速度 (3cm/s) 进行触摸;记录了愉悦性,触摸剥夺和NFT分数.
主要成果:
- 手幻觉在人际接触和非人际接触条件下同样有效.
- 在非个人和人际接触之间,没有发现令人愉快的评分在统计学上有显著差异.
- 需要触摸得分和触摸剥夺措施与RHI或情感评级没有相关性.
结论:
- 非个人触摸,当与CT最佳参数交付时,可以提供与人际接触相比的愉快的主观体验.
- 这项研究挑战了人与人接触的必要性,以便在特定的实验范式中体验愉快的触摸.
- 研究结果表明,触摸的物理特征,而不是它的人际关系来源,可能会在某些情况下显著促进愉悦.
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