Interaction between Transparency and Structure from Motion

Interaction between Transparency and Structure from Motion
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运动的透明度和结构之间的相互作用

DOI:
10.1162/neco.1992.4.4.573
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发表时间:
1992
期刊:
影响因子:
2.9
通讯作者:
K. Kurtz
K. Kurtz
中科院分区:
计算机科学4区
文献类型:
--
作者:
D. Kersten;H. Bülthoff;B. Schwartz;K. Kurtz

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众所周知,人类视觉系统可以根据双眼视差或运动信息从简单的随机点显示重建深度。这一事实支持了运动系统的立体和结构依赖于源自图像强度的低级原语的概念。相比之下,对表面透明度的判断通常被认为是一个更高层次的视觉过程,除了图像线索外,还利用立体和运动信息将透明部分与不透明部分区分开来。我们描述了一种新的错觉,并提出了心理物理结果,通过显示透明和不透明的深度可以覆盖看到刚性运动的偏见,从而质疑这种顺序观点。大脑对透明度的计算可能涉及到一种双向的相互作用,即从运动中计算结构。
It is well known that the human visual system can reconstruct depth from simple random-dot displays given binocular disparity or motion information. This fact has lent support to the notion that stereo and structure from motion systems rely on low-level primitives derived from image intensities. In contrast, the judgment of surface transparency is often considered to be a higher-level visual process that, in addition to pictorial cues, utilizes stereo and motion information to separate the transparent from the opaque parts. We describe a new illusion and present psychophysical results that question this sequential view by showing that depth from transparency and opacity can override the bias to see rigid motion. The brain's computation of transparency may involve a two-way interaction with the computation of structure from motion.
DOI: 10.1126/science.2717948
发表时间: 1989-05-12
期刊: SCIENCE
影响因子: 56.9
作者:
NAWROT, M;BLAKE, R
通讯作者: BLAKE, R
DOI: 10.1126/science.2165630
发表时间: 1990-07-27
期刊: SCIENCE
影响因子: 56.9
作者:
TSO, DY;FROSTIG, RD;GRINVALD, A
通讯作者: GRINVALD, A