婴儿识别了其他种族的面孔,当学习他们与偶然的情绪声音
Carie Guan1, Naomi Geller2, Maya Mammon1
1Department of Psychology, Neuroscience, and Behaviour, McMaster University, Hamilton, Ontario, Canada.
Developmental psychobiology
|December 3, 2025
概括
听觉情绪线索,如快乐或悲伤的声音,改善婴儿的面部识别,即使是不同种族的面部. 这表明,早期的跨模式整合可以增强认知发展.
科学领域:
- 发展心理学 发展心理学
- 认知神经科学 认知神经科学
- 感知 感知 感知 感知
背景情况:
- 婴儿的面部识别是适应性的,可以通过情感面部表情来增强.
- 这种情绪增强效应的潜在机制和普遍性尚未得到充分理解.
研究的目的:
- 调查听觉情感线索 (发声) 是否有助于婴儿识别其他种族的面孔.
- 探索跨模态情绪信号在婴儿面部感知中的作用.
主要方法:
- 89名婴儿被暴露在中性面孔与快乐,悲伤或中性声音相结合.
- 使用相同的面孔 (实验1) 和不同视角 (实验2) 测试识别.
- 追踪婴儿的眼睛运动以评估视觉注意力模式.
主要成果:
- 婴儿只有当他们最初学习了情感发音 (快乐或悲伤) 时,才能成功地识别面孔.
- 这种促进效应在研究的年龄段以及快乐和悲伤的声音中一致.
- 眼睛跟踪数据显示,面部表情模式没有显著差异,这表明这种效果不是由于视觉注意力发生变化.
结论:
- 偶然的,交叉模式的情绪信号显著提高婴儿的面部识别能力,特别是在具有挑战性的刺激中,如其他种族的面部.
- 这突显了情绪处理的早期整合及其在认知发展中的关键作用.
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