The perspective projection model of the spatial circle is discussed and the mathematical model of three-dimensional (3D) measurement for the stereo vision sensor is analyzed.
分析了空间圆透视投影的数学模型，并建立了点的空间三坐标立体视觉测量数学模型。
Spatial calibration and finding circle center are introduced to measure the images acquired from different angles, and the results are perfect.
采用空间校正及查找圆边的方法对同一零件旋转不同角度采集到的图像进行测量，从而得到被测参数的精确结果。
The growth-level model, point-axis model, circle-layer model are the fundamental models for the spatial layout of regional tourism layout.
增长级布局模式、点轴布局模式、圈层布局模式是区域旅游业空间布局的基本模式。
Metropolitan coordinating region (MCR) is an important form of regional spatial structure, where intensive relation between core city and other cities inside shape a circle-like structure.
都市圈是高度城市化地区空间组织的一种重要形式，其核心城市与内部其它城市的高强度联系塑造了圈层状的地域结构特征。
Maximum empty circle convex polygon and maximum empty sphere convex polyhedron are introduced to compute triangulation on a set of irregularly located spatial points.
提出最大空圆凸多边形和最大空球凸多面体的概念。
The population spatial distribution took on the form of"pole-axle-circle"pattern.
黄河流域人口空间分异呈现出“点轴圈”的空间结构模式。
The population spatial distribution took on the form of"pole-axle-circle"pattern.
黄河流域人口空间分异呈现出“点轴圈”的空间结构模式。
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