音乐家和非音乐家的声乐情绪处理的电生理学相关性
Christine Nussbaum1,2, Annett Schirmer1,3, Stefan R Schweinberger1,2,4
1Department for General Psychology and Cognitive Neuroscience, Friedrich Schiller University, 07743 Jena, Germany.
Brain sciences
|November 25, 2023
概括
音乐家对情感声音的大脑反应有差异,但不是很早. 音乐性会影响听众在情绪评估的后期阶段如何处理声音线索.
科学领域:
- 神经科学是一个神经科学.
- 听觉感知是一种听觉感知.
- 情绪识别 情绪识别
背景情况:
- 与非音乐家相比,音乐家表现出增强的声乐情感识别能力.
- 行为研究表明,对情绪声音线索的听觉敏感性至关重要.
- 这种差异的神经支仍然在很大程度上未被探索.
研究的目的:
- 研究音乐家与非音乐家之间处理情感声音线索的神经差异.
- 为了确定音乐家的增强声情识别是否反映在早期或晚期事件相关潜在 (ERP) 组件中.
- 探索音调轮和音色在调制大脑对情感声音的反应中的作用.
主要方法:
- 音乐家 (n=39) 和非音乐家 (n=39) 的事件相关潜力 (ERP) 的比较.
- 利用特定参数的语音变形来创建表达快乐,恐惧,快乐或悲伤的声音刺激.
- 刺激在调度轮 (F0) 或音色中选择性地操纵声学线索,或呈现所有线索.
主要成果:
- 在这两组中,P200和N400 ERP 组件都是通过音调和音色调节的.
- 音乐家和非音乐家之间的群体差异后来出现了,特别是中心-体晚期积极潜力 (500-1000 ms).
- 没有发现任何显著的早期听觉专业化差异.
结论:
- 音乐性似乎不会在处理情感语音线索时赋予早期的听觉优势.
- 音乐训练会影响受控的,以后的情绪评估阶段,从声音线索.
- 研究结果表明,在音乐家中,声学信息用于情绪处理的后期整合.
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