面部反转效应和暴露时间对年龄分类准确性的影响
Janice Attard-Johnson1, Jack Clifton1, Alejandro J Estudillo1
1Department of Psychology, Faculty of Science and Technology, Bournemouth University, Fern Barrow, Poole, UK.
Perception
|June 10, 2025
概括
当面孔倒置时,面部年龄感知精度会降低. 较长的暴露时间改善了年龄分类,但只有当参与者在整个时间内看到面部时,表明面向是年龄感知的关键.
科学领域:
- 认知心理学 认知心理学
- 视觉感知 视觉感知 视觉感知
背景情况:
- 面部身份识别对方向和暴露时间敏感.
- 面部年龄感知研究尚未广泛探索这些因素.
研究的目的:
- 调查面部定向和暴露时间对面部年龄分类准确性的影响.
- 为了确定这些因素是否单独或互动地影响年龄感知.
主要方法:
- 使用了面部年龄分类任务 (将面部分类为18岁以上/18岁以下).
- 脸部方向 (直立/倒置) 和曝光时间 (250ms/2000ms) 都被操纵.
- 进行了两项实验,反应时间不同.
主要成果:
- 年龄分类的准确性被颠倒的面孔显著削弱.
- 较长的曝光持续时间提高了精度,当强制查看完整时.
- 在导向和暴露时间之间没有发现互动效应.
结论:
- 准确的面部年龄分类取决于整体的面部信息.
- 面部倒置会破坏与年龄相关的面部线索的处理.
- 暴露时间可以影响年龄的感知,但导向起着关键的作用.
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