婴儿对人类面部的个体化不仅涉及种族和身份
Charisse B Pickron1, Isabella C Stallworthy2, Erik W Cheries3
1University of Minnesota Twin Cities, Institute of Child Development, Minneapolis, Minnesota, USA.
概括
11个月的婴儿可以区分不同的面孔,包括种族. 这表明人类面孔的概念理解的早期发展.
科学领域:
- 发展心理学是发展心理学.
- 认知神经科学是一种认知神经科学.
- 婴儿的感知婴儿的感知.
背景情况:
- 婴儿的面部感知迅速发展,调整到熟悉的护理人员.
- 之前的研究使用了违反期望任务来研究基于类型的个性化.
研究的目的:
- 调查婴儿是否根据超级类别,个人身份或种族概念性地个性化面孔.
- 用手动搜索任务评估11至27个月龄的婴儿的面部个体化.
主要方法:
- 使用了手动搜索,违反预期任务.
- 测量了婴儿在空箱中达到的持续时间.
- 刺激包括人类与非人类的面孔,个人身份,以及白人和黑人的面孔.
主要成果:
- 在所有测试年龄和条件中都发现了面部个性化的证据.
- 婴儿从非面部刺激,个人身份和种族 (白人和黑人) 来个性化面部.
- 观察到婴儿内个体化的变化.
结论:
- 1至2岁的婴儿代表了使用明显的人类面部特征的个体.
- 研究结果支持在儿童早期发展基于种族的个性化和复杂的面部身份代表.
- 结果提供了关于婴儿时期面部概念发展的见解.
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