同类鱼群”被分成两组，两组”鱼群”是由整体表面积和亮度都一致的几何形状组成的，只是每组里”鱼群”内个体数量不一样。
Using these shapes, the team arranged the two "shoals" so that they had the same overall surface area and luminance even though they contained a different number of objects.
本文提出了一种基于几何仿射不变量和亮度不变量的缺失摄像机标定参数图像的立体匹配方法。
In this paper, a stereo matching method for image uncalibrated camera parameter is proposed, which is based on geometric affine invariant and photometric invariant.
利用大气光学和几何光学的成果，讨论了阴天天空亮度与粒子散射和大气质量的关系，从微观机理上说明了阴天空最大亮度元的存在性，并得到了有趣的结果。
In this paper, the relation of cloudy sky luminance with particle scatter and air mass is discussed by using the results of atmospheric and geometrical optics.
综合考虑所摄图像序列中包含的几何轮廓信息与光亮度信息，采用立体相交技术和剥离技术，逐步求精地得到三维物体的八叉树表示。
Taking account of both silhouette information and intensity information in images, a carving algorithm is used to incrementally recovery the octree model of the object.
通过分析阴影的物理模型，得出局部纹理的光照不变性，利用基于比值判决的LBP纹理法来区分运动车辆和阴影，并应用亮度约束和几何启发式准则进一步改善阴影检测效果。
The distribution of improved LBP texture is discussed and a significant test is performed to classify each moving pixel into foreground object or moving shadow according to this theory.
通过分析阴影的物理模型，得出局部纹理的光照不变性，利用基于比值判决的LBP纹理法来区分运动车辆和阴影，并应用亮度约束和几何启发式准则进一步改善阴影检测效果。
The distribution of improved LBP texture is discussed and a significant test is performed to classify each moving pixel into foreground object or moving shadow according to this theory.
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