绘画中的日间时间感知
Cehao Yu1,2, Mitchell J P Van Zuijlen3,4, Cristina Spoiala1,5
1Perceptual Intelligence Laboratory, Faculty of Industrial Design Engineering, Delft University of Technology, Delft, The Netherlands.
Journal of vision
|January 2, 2024
概括
艺术家 艺术家 艺术家
科学领域:
- 视觉感知 视觉感知 视觉感知
- 艺术史 艺术史 艺术史
- 计算成像技术的成像
背景情况:
- 白天光的光谱特征在一天中可预见地发生变化.
- 自然光中的这些变化会影响物体的外观,并可以指示白天的时间.
- 艺术家可以利用颜色选择来代表户外场景中一天中的特定时间.
研究的目的:
- 为了调查观众是否能够准确地感知绘画中描绘的白天时间.
- 为了确定图像统计数据,如色度和亮度,与感知的一天时间相关.
- 探索艺术家是否始终使用特定的色调板来表示早晨或晚上的光线.
主要方法:
- 对西欧绘画 (17-20世纪) 进行了两次在线评分实验.
- 实验1:观众根据一天中的七个时间选择对绘画进行评分.
- 实验2:观众将画作分类为早上或晚上.
- 分析图像统计数据 (亮度,对比度,和度,色调) 并使用多重线性回归与观众评分相关联.
主要成果:
- 观众的评分显示了绘画中重要的和一致的,虽然有时模糊的 (早上/晚上),一天中的时间感知.
- 与感知时间相关的图像统计:"早晨"与更高的亮度,对比度,和和特定的色调变化 (更深的黄色/更明亮的蓝色) 相关;"傍晚"与较低的值和相反的色调变化相关.
- 一个基于图像统计的预测模型解释了每天时间感知差异的76%.
- 实验2证实,图像统计预测了感知时间 (早上与晚上).
结论:
- 艺术家们采用不同的色调板和图案来描绘不同时间.
- 人类视觉系统对自然光的变化做出了一致的假设,如图所示.
- 绘画中的颜色和亮度变化作为可靠的线索来解码所描绘的白天时间.
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