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扬声器-听众神经合与自然主义演讲的语义和声学特征相关

Zhuoran Li^1,2,3,4, Bo Hong^2,5, Guido Nolte⁶

¹Department of Psychological and Cognitive Sciences, Tsinghua University, Beijing 100084, China.

Social cognitive and affective neuroscience

|July 16, 2024

概括

扬声器-听众神经合动态随着基于噪音和听众体验的语音特征的变化而变化. 在清晰的环境中,语义特征占主导地位,而在噪音环境中,声学特征对非本地听众来说变得至关重要.

科学领域:

神经科学是一个神经科学.
心理语言学心理语言学
计算语言学计算语言学

背景情况:

人们越来越认识到说话者和听众之间的脑间神经合.
驱动这种神经合的特定语音过程尚未得到充分理解.

研究的目的:

为了研究说话者-听话者神经合和语音特征的时间动态之间的相关性.
检查噪音水平和听众的语言体验 (本地人与非本地人) 如何影响这种关系.

主要方法:

从两个大脑间数据集中推导出时间变化的扬声器-听众神经合.
提取了声学 (信封) 和语义 (,惊喜) 语音特征.
在不同噪音条件下,与提取的语音特征相关的神经合动态.

主要成果:

在清晰的条件下,神经合与语义语音特征相关联.
随着噪音的增加,这种语义相关性只在本地听众中持续存在.
对于非本地听众来说,神经合转移到主要与噪音下的声学特征相关联.

结论:

扬声器-听众神经合是与声学和语义语音特征动态相关的.
噪音和听者的语言背景显著调节神经合-语音特征关系.
未来的研究应该专注于神经合的动态性质及其多层次特征建模.

关键词:

声学特征是一种声学特征.功能近红外光谱学 (fNIRS) 是一种自然主义的演讲自然主义的演讲.语义特征是一个语义特征.扬声器听器神经合神经合

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