线段

天空中为什么会出现这样一条线段呢？

Explanation : why is there a line segment on the sky ?

线段在第1天和第2天之间上升,这意味着在第2天鸟飞得更远。

The line segment goes up between Day 1 and Day 2 , which means that the bird flew farther on Day 2 .

阅读线图时应强调把重点放在交点而不是点与点之间的线段上。这种类型的图最常用来表示事物随时间发生的变化。

To read a line graph , it 's important to focus on the points of intersection rather than the line segments between the points , This type of graph is most commonly used to show how something changes over time .

基于TIN的半自动多影像同名线段匹配算法研究

A Semi-automatic Algorithm for Line Matching Based on Delaunay Triangulation

在每1维中，GIS中的特征被划分为点、线段及线性特征。

In each dimension , the GIS features are classified as points , line segments or line features .

对每一网线段，DC使用包含此段的设计所定义的线载模型。

For each net segment , DC uses the wire load model of the design containing the segment .

把线段ab延长到c点。

Produce the line AB to C.

Radon变换在低信噪比图像中的线段检测

Radon transform for line segment detection in low SNR image

链码表和线段表在PCB孔位检测中的应用

Application of Chain Code Form and Line Segment Form in PCB hole detecting

实验样本为一段真实的单相GIS母线段，模拟现场真实情况进行实验。

To satisfy the actual situation at the scene , a true single-phase GIS bus segment is used as test sample .

线段AB是处在第二象限中。

The line AB lies in the second quadrant .

基于改进Hough变换的图像线段特征提取

Line Segment Feature Extraction Based on Improved Hough Transform

一种基于线段特征的室内环境主动SLAM方法

An Active SLAM Approach Based on Line Segment Feature in Indoor Environment

首先，提出了MD模型上的广义线段的概念；

First , the concept of generalized line segment is presented in MD model .

基于SOM网络以线段为基元的曲线重建

Curve reconstruction using line segment based on SOM

线段障碍Voronoi图的离散生成

A discrete method to construct a Voronoi diagram with limited linear barriers

该模型以三次B样条曲线段作为有限单元，运用有限元法对B样条主动轮廓的能量泛函极值问题进行求解，从而实现对图像的轮廓提取。

In this model , a cubic B-spline curve segment is used as one element , and the FEM is adopted to find the B-spline active contour which minimize its energy .

提出了利用LHD（LineHausdorffDistance）方法去匹配两个线段集，并对其方法进行了改进。

Put forward employing the line Hausdorff distance method to match two sets of line segments , and improved this method .

Voronoi图是以两点间线段的长度作为距离，对平面的一种分割。

Voronoi diagrams are separations for plane , based on the distance between two points .

真丝线段组复发率8%，PVA组无复发，两者差异不显著（p>0.05）。

A recurrent rafe of 8 % happened in silk tufts group , but was of no significant difference with PVA group .

在焊接图像识别过程中设计了一种多线段近似的分裂算法，把V型坡口接头轮廓分割结果分为4种情况进而分类识别。

A splitting algorithm of multi-segment approximation is designed in the welding image recognition process which divides segmentation results of V-joint contour into four kinds of situations for classification .

结论PVA并真丝线段栓塞子宫动脉治疗子宫肌瘤是一种疗效高、创伤小、安全而且经济的新方法，值得临床应用推广。

Conclusion PVA plus natural silk segments deserves to be used to perform the uterine artery embolism for its high effects and reliability .

线段加权的Voronoi图

Voronoi diagram of weighted segments

最后，您可以单击Association按钮（左起第五个），绘制一条从Person类指向Address类的线段，从而绘制这两个类之间的关系图。

Finally , you can diagram the relationship between the classes by clicking on the Association button ( fifth from the left ) and drawing a line from the Person class to the Address class .

本文提出了一种六元组的数据结构来记录交线段，该数据结构记录了交线段的拓扑关系并依赖PowerRP平台进行提取达到了理想的效果。

The paper constructs a data structure called six elements to record intersected segments , and the structure records the topologic relation and relies on the Power RP to achieve an ideal result .

本文推导了在分段矩阵表示下的三次均匀B样条曲线段的非均匀细分变换的通用公式，其结果发展了J。

This paper presents the general transforming matrix between new vertices and old vertices for splitting non-uniformly the B-Spline curve segment . The result obtained in this paper extends and improves the subdivision principle presented by Lane , J.

为了消除探地雷达剖面中存在的旁侧影响、“X”形同相轴等线段形干扰，把拉东变换引入到探地雷达资料处理中。

In order to deal with the sideward influences ," X " interferences and other linear interferences , the Radon transform can be used to process the ground penetrating radar ( GPR ) profile .

改进了相位编组线段检测算法，参考Canny算子提取的边缘信息辅助提取线段特征。

The gradient direction group line segment extraction algorithm was improved by referring to the edge information obtained by Canny operator .

在改进2D多角弧匹配算法的基础上，提出了一个同时进行线段模型的匹配和运动估计的算法。

Based on improving the algorithm of matching 2D polygonal arcs in reference [ 4 ] , this paper provides an algorithm solve both of matching and estimating motion simultaneously using Clifford algebra .

针对快速成型领域STL文件格式的特点，设计出了能够对微线段进行连续高速高精度插补控制的方案。

Aimed at the specific of STL files in RP domain , the special schemes for high speed and high accuracy micro line interpolation are proposed .