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。
Not long ago, the entire length of the High Line was an unkempt jumble of weeds and wildflowers. The third and last segment, to the north of 30th Street, still is.
整个高架铁路不久之前还被淹没在杂乱无序的荒草和野花之中，其位于第三十大街以北的第三部分铁路即最后一段依然没有得到改造。
To deal with the points on the line aligned with a segment vertex, clauses that count only the segments that are lower than the line are necessary.
要处理与一个线段顶点对齐的线上的点，必须使用仅计算低于该线的线段的子句。
The Wolverhampton product line would be complementary to Moog's Aircraft Controls Segment.
伍尔弗汉普顿的产品线将补充穆格公司的飞机控制部门。
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。
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。
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。
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。
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。
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。
If there are previous lines or curves in the figure, a line is added to connect the endpoint of the previous segment to the starting point of the first cubic curve in the sequence.
如果图形中已有直线或曲线，则将添加一段直线连接已有线段的终结点和序列中第一段立方曲线的起始点。
If there are previous lines or curves in the figure, a line is added to connect the endpoint of the previous segment to the beginning of the arc.
如果图形中已有直线或曲线，则添加一段直线连接已有线段的终结点和弧线的起始点。
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。
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。
LCD ITO line is corroded resulting in display missing segment after the LCD is fixed and runs for a few days.
LCD装上机芯，运行数天后，ITO线被腐蚀，引起显示缺划，这一问题严重地困扰着生产厂家和相关客户。
We develop and estimate a new concentration index of product line under the segment markets. The results of regression with panel data partially support our theoretical hypothesis.
我们还建立和估算了衡量产品线聚集度的指标，利用面板数据进行的最小二乘法回归分析，在一定程度上支持了理论假设。
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。
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。
In character recognition, a straight line or arc used as a segment of a graphic character.
在字符识别中，用以构成图形字符中某一小段的直线或弧。
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。
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。
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。
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。
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。
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。
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 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。
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。
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