polyline

It analyzed the application of Curve-Surface Modeling Technology in CAD / CAM , and described the characteristics of polyline and spline in AutoCAD .

分析了曲线曲面造型技术在CAD/CAM软件中的应用，探讨了AutoCAD中多义线和样条曲线的特性；

A definition and auto-generation of the fillet section are obtained through a definition of closed polyline and a parameterized description of its properties .

通过给出封闭多义线的定义及其参数化的特征描述，实现了倒角截面特征的参数化定义和自动生成；

An Algorithm and Its Application for Polyline Clipping Based on Finite Loop Domain

一种有限环域裁剪多义线的算法及应用

Pitch Detection Based on Autocorrelation Function of Polyline Clipping Level

基于折线削波电平的自相关函数法检测基音

An Fuzzy Recognition Approach for Closed Polyline Bar Shape

闭合钢筋线形状的模糊识别方法

A series of polyline coordinate transformation devices are summarized .

对折线型坐标变换系列器件做了归纳总结。

The Visualization Model of Positional Uncertainties for Random Polyline in Vector GIS

矢量GIS中随机折线定位不确定性的可视化模型

A polyline in this drawing has too many vertices for conversion .

此绘图中的折线具有太多要转换的顶点。

The visualization of positional uncertainty for random polyline based on ε _ σ model in GIS

GIS中基于εσ模型的随机折线元位置不确定性的可视化

On the Method of Closed Polyline Searching

闭合环搜索方法的探讨

The polyline is one basic cartography factor to express the lineal spatial entity in vector GIS .

折线是GIS中表达线形空间实体的基本制图要素。

Another method based on matrix transformation is introduced in this paper , by which searching the closed polyline can be dealt with adjustment .

本文介绍一种利用矩阵变换进行独立闭合环搜索的方法，通过此方法可以将独立闭合环搜索同平差一起交给计算机处理。

In engineering estimation , the calculation of bars shown with closed polyline is built on the bases of shape recognition .

工程概预算中，关于闭合钢筋线形式的钢筋量计算要以其形状识别为基础。

Furthermore , an example of polyline clipping based on a multiply connected domain formed by finite loops is presented .

文章还给出了一个由内、外环组成的有限环域裁剪一条多义线的实例。

Firstly this paper introduces the notion of random polyline error band , derives the mathematical equation of the error band boundary ;

首先引入了随机折线要素误差带的基本概念，并导出了误差带的边界线数学方程；

This paper establishes the visualization model of location error for the random polyline which is composed by a sequence random vertexes .

本文针对由随机折线点构成的折线要素建立了一种可视化误差模型。

There are various motion models developed . They can be classified into four categories , point model , time interval model , polyline model and function model .

现有的目标运动模型有多种，但可以归纳为点模型、时段模型、折线模型和函数模型四类。

You now have your calculated X and Y positions , so add this point into the polyline inline .

现在计算得到了X和Y位置，然后要将该坐标点添加到polyline参数表中。

If the last vertex is identical to the first vertex , it is a closed form and the polyline forms a polygon .

如果最后的顶点与最初的顶点重合，它就是闭合的，也就形成了一个多边形。

Once you have worked through all the values in the array , the polyline is closed off and a style is applied to the line .

处理完数组中的值后封闭折线并应用适当的样式。

This code will draw a feedback polyline and in the sixth map mouse up a polygon will be created and drawn as shown .

这些代码将会绘制一个反馈的线，当鼠标第六次谈起的的时候，将会创建一个多边形，绘制效果如下所示。

With local method , the effective intersection points ( in points or out points ) of the directed polyline intersected with all loops are determined .

该算法通过多义线与诸环求交，在求交过程中利用局部法判别有效交点，从而确定出多义线位于有限环域内的有效部分。

This paper presents an algorithm of QTM-based line simplification , which is built on the distribution characteristics of polyline vertices in a regular grid .

本文依据数据点在规则网格中的分布规律，提出了一种在QTM数据结构支持下的线状图形化简算法。

Using regen command to fill up polyline and using Purge command to clear the drawing so as to make it more beautiful and clean ;

通过regen命令来实现二维多义线的填充，并利用Purge命令清理图形中的垃圾，使整个图形更为清洁美观。

While creating a point shapefile , when you are prompted to add a polyline shape , add each vertex as an individual point .

在创建一个点shapefile时，若系统提示添加一个多线形状，那么就以单个点添加每个顶点。

Nature coastline looks more like to be a polyline in a small range scale ( such as 0.25 ) on the radar / ARPA screen .

在小量程时（如0.25海里），自然海岸线回波图像的折线化比较明显。

In many surveying works , such as traversing , leveling and GPS survey , searching the closed polyline is usually needed to check the quality of observation data .

在导线、水准、GPS测量中，经常需要搜索独立闭合环，计算闭合差，以检查观测数据的质量。

If you need to draw a different type of curve , you can draw it as a polyline , which is a series of very short lines that define a curve .

如果你需要绘制不同类型的曲线，那么你可以把它绘制为折线，它是一系列非常短的定义曲线的线。

By this algorithm , the offset of a polyline is also a polyline , and the result polyline has the same geometry continuity as the original one .

针对多义线的特点，提出了一套求其精确偏移线的算法，该算法能够保证偏移线在各处具有与原曲线相应点相同的几何连续性。

The two-dimension polyline set , triangle mesh and point sampled model are primary methods of geometric model representation and are widely employed to represent the vector map and three-dimension geometric model corresponsively .

二维折线集、三角网格和点是几何模型表示中的基本元素，分别被广泛用于二维矢量地图和三维物体模型的表示。