当外围规则:在跨维度拥挤时,视觉外围的增强采样重量
Amit Yashar1, Marisa Carrasco2
1Department of Special Education, Faculty of Education, University of Haifa, 199 Abba Khoushy Ave, 3498838, Haifa, Israel. amit.yashar@edu.haifa.ac.il.
Psychonomic bulletin & review
|September 20, 2024
概括
视觉拥挤显示了内外不对称性,其中外围侧翼会造成更多的干扰. 这项研究表明,在各种特征维度的视觉拥挤中,外围项目在视觉拥挤中获得了更大的权重.
科学领域:
- 视觉感知 视觉感知 视觉感知
- 认知心理学 认知心理学
- 神经科学是一个神经科学.
背景情况:
- 由于附近的侧翼,视觉拥挤会损害对象识别.
- 拥挤表现出内外不对称性,外部侧翼造成更大的干扰.
- 这种不对称性在特征维度 (如方向和空间频率) 上有所变化.
研究的目的:
- 调查内部-外部不对称性在各种特征维度的视觉拥挤中的表现.
- 分析侧翼位置 (内部与外部) 如何影响拥挤效应.
- 要确定外围物品的权重是否是拥挤的一般特征.
主要方法:
- 从Yashar等的连续估计数据的重新分析. (2019年) 的时间.
- 专注于内部和外部侧翼的相对位置.
- 拟合概率模型,将重量分配给目标和侧翼.
主要成果:
- 观察者错误地报告了外部侧翼作为定向和倾斜刺激的目标,在较小程度上,颜色.
- 对于空间频率,观察者平均特征,但显示偏向向外侧.
- 观察到一个一致的模式,对更多的外围项目增加了权重.
结论:
- 视觉拥挤中的内外不对称性在所有特征维度中并不均.
- 错误报告和特征平均是拥挤背后的独特机制.
- 外围物品的重量增加似乎是外围视觉拥挤的一般特征.
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