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对和音和不和音的钢琴和弦作为标准化情感刺激的电生理学和行为反应

Alexander Kirsanov¹, Maria Koriakina², Denis Panasenko¹

¹Laboratory of Behavioural Neurodynamics, Saint-Petersburg State University, Saint-Petersburg, Russia.

Frontiers in human neuroscience

|November 14, 2025

概括

同音和异音的钢琴和弦会引起不同的情绪和大脑反应. 这项研究揭示了它们作为神经科学研究中标准化情感刺激的潜力,以了解情感处理.

科学领域:

神经科学是一个神经科学.
精神声学是一种精神声学.
认知科学认知科学

背景情况:

同声和异声之间的区别长期以来一直吸引科学家们的兴趣.
孤立的和弦在神经科学中仍未被充分利用为标准化的情感刺激.

研究的目的:

为了调查和音,不和音和中性钢琴和弦是否唤起不同的主观和神经生理情绪反应.
探索孤立的和弦作为标准化的情感刺激的实用性.

主要方法:

综合行为评估,脑电图 (EEG) 记录,事件相关潜能 (ERP),频域分析和源分析.
30名参与者在EEG录音期间评价了和音,不和音和中性钢琴和弦的价值.

主要成果:

在行为上,观察到一个明确的价值梯度:和声是愉快的,不和声是不愉快的,中性刺激是中性的.
在特定的时间窗口 (90-110毫秒,190-210毫秒,290-310毫秒) 中,ERP显示出不同的响应,并激活了不和的和弦的前/平面区域.
脑电图频率和神经动力学指数 (马/β波段,LRTC) 表明,分类的准确性取决于不和和中性刺激的和弦类型和脑电图特征.

结论:

孤立的和弦显然会引起不同的情绪和认知反应.
这些发现支持在未来的神经科学研究中使用孤立的和弦作为有效的情感刺激的潜力.

关键词:

在DFA中,DFA是DFA.在ERP上,你会得到更多的信息.在LRTC中,LTRTC是最重要的.情感刺激是一种情感刺激.一些和弦的和弦.源头分析源头分析

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