So an easy thing to do in planar geometry is I want to make a line segment.
在平面几何里比较容易的一件事，就是做一个线段。
An Edge is a line segment, and you add Edge objects to a design through the add_line method of the Entities class.
Edge是一条线段，可以通过entities类的add_line方法将Edge对象添加到设计中。
A fast line segment detection method is proposed based on edge linking.
提出了一种基于图像边缘连接的线段检测方法。
He determined the length of the shortest line segment joining the two points.
他确定了连接那两点的最短线段的长度。
This method adds the line segment defined by the specified points to the end of the current figure.
这个方法会将指定点所定义的直线线段加入至目前图形的末端。
This paper presents an iterative chain code tracing method with parallel hierarchy for line segment detection.
提出了一种分层并行迭代式链码跟踪直线提取方法。
A rapid judgment on relative position relations between a line segment and a circle is presented in this paper.
提出了一种直线段相对于圆形区域位置关系的快速判别方法。
Continuous nearest neighbors (CNN) inquiry is to retrieve nearest neighbors of every point on given line segment.
连续近邻查询(CNN)要检索一给定查询线段上每一点的近邻。
Draws multiple series of connected line segment s. the current position is neither used nor updated by this function.
画多组相连线段。这个函数不使用也不更新当前位置。
Each additional point specifies the endpoint of a line segment whose starting point is the endpoint of the previous line.
每个额外的点会指定直线线段的结束点，这个线段的开始点为前一条直线的结束点。
In the framework of SP model, line segment features are extracted from laser scanning points to describe the indoor environment.
在SP模型的框架下，从激光扫描点中提取线段特征用于描述室内环境。
This paper shows that the line segment made of the horizontal imaginary process cannot be regarded as the computing line segment.
本文论证了水平虚工序构成的线路段不能作为计算线路段。
An ordinary definite integral is defined over a line segment, whereas a line integral may use a more general path, such as a parabola or a circle.
普通定义的积分是定义在一段线段上的，而线积分则用更一般的路径，像抛物线或圆。
Sampling is accomplished by calculating the centre of gravity of the line segment in the tracking window, which is moved in order to track the curve.
采样通过移动采样窗口跟踪曲线，在采样窗口内求线段的重心来实现。
Pressure restore well test data of low permeable oil fields cannot test the straight line segment of radial flow, being called earlier well test data.
低渗透油田的压力恢复试井资料一般不能测出径向流直线段，称为早期试井资料。
This method is a trajectory planning algorithm which is adapted to the robot under the circumstance where the line segment and the arc are boundary obstacles.
该方法适合于机器人在以线段和圆弧为边界障碍物环境下运动的轨迹规划算法。
Taking the uncertainty of line segment as an example, this paper discusses the evaluating methods of statistic entropy, fuzziness entropy, and hybrid entropy...
以GIS中线元不确定性为例，讨论了线元不确定性的统计熵、模糊熵和混合熵估计方法，并针对特例给出了线元不确定性的熵带分布。
The intersection of sweep volume with complicated surface normal is transformed into computation of intersection between triangular mesh and directed line segment.
将扫描体与复杂曲面法矢的求交问题，转化为三角网格与有向线段之间的求交计算。
Now the general method simplifies the shaft to the line segment, then calculates the distance between two line segments or the position of the point of intersection.
一般的研究方法都是把杆状物体简化为空间线段来进行分析和计算他们之间的距离或者具体的交点位置。
Calculating the mean of each type of data points, and the two average points in a line segment, the segment with a vertical split line as the classification boundary.
计算每类数据的均值点，并且把两个均值点连成一线段，用垂直平分该线段的直线作为分类边界。
At the same time, analyze the welding deformation of straight-line segment model of side rail, and compare the results with test data, verify this method is efficient.
同时，针对汽车纵梁部分直线段模型进行焊接变形分析，并与试验数据进行了对比，验证了该方法的有效性。
Three parts have been researched which are the switchover of data format, elliptic window line segment-clipping and the method for updating local topological relation.
空间数据处理内容广泛，本文选择空间数据处理领域的数据格式转换、椭圆窗口线段裁剪、拓扑关系局部更新方法作为研究的内容。
The Beamlet transform was introduced to detect the line segment characteristic of the structured light in the image to identify the position of the weld seam effectively.
为有效提取图像中结构光线性特征以确定焊缝位置，引入了束波变换。
Take the local direction as the heuristic information, trace the road boundaries on the edge image and get the line segment representation of the first catalog road boundaries.
在边缘图像的基础上，以局部方向作为启发信息，跟踪道路边界，得到第一类道路边界的线段表示。
Based on profound study of various position relations between a line segment and a circle, a simple and rapid clipping algorithm for circular window is presented in this paper.
通过对直线段相对圆的各种位置关系作深入的研究，提出了一种简单而迅速的圆形窗口裁剪算法。
Experimental results demonstrate that the proposed algorithm has small computational requirements, high detection accuracy, and the capability of providing complete line segment description.
实验表明所提算法计算消耗小，检测精度高，并能提供直线段的完整描述。
After studying the existing graphics extraction algorithm, a new graphics recognition algorithm-an off-line recognition method for freehand graphics based on line segment tracing is proposed.
在研究了现有图形提取算法的基础上，本文针对手绘图形绘制不规则的特点，提出了一种新的图形识别算法—基于直线段跟踪的手绘图元识别算法。
In computational geometry, computing cross products is at the heart of line-segment methods.
叉积是计算几何中关于线段算法的核心。
In computational geometry, computing cross products is at the heart of line-segment methods.
叉积是计算几何中关于线段算法的核心。
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