In this paper, some rules of simplification of area feature boundary and the method of getting spatial know.
讨论了面状要素图形轮廓简化的一些规则以及面的空间知识获取方法,结合以直角方式转折的面状要素图形轮廓的特点,重点讨论了其图形渐进式简化方法。
In cartographic generalization, we must handle the relation between linear featureand area feature,so do in tranforming digital landscape model to digital cartographic modelin cartographic generalization.
线状要素与面状要素的关系在地图制图综合中是必须处理的。
The visual variable and the influencing factor of 3D label was analyzed and the automatic placement principles of the label in 3D area feature based on it was studied.
在分析3维注记视觉变量及其影响因素的基础上,对3维地形图中面状要素的注记配置规则进行了研究,提出一种基于约束性Delaunay三角网提取面状要素注记定位线、并结合3维地形图中面状要素的符号特征获取注记定位点的3维面状要素注记自动配置方法,在基于ArcEngine的3维地形图自动绘制系统中得到了成功应用。
The thesis discussed a few types of vector to raster conversion and some reasons of the errors,and systematically analyzed the progress that the error analysis methods have progressed in vector to raster conversion of areal feature,meanwhile analyzed the current existent key problems.
在探讨矢量栅格化的几种形式和产生误差原因的基础上,系统分析在面状要素矢量栅格化的误差分析方法研究方面所取得的进展,指出当前分析方法存在的主要问题,并提出利用结构性栅格数据进行面状要素矢量栅格化的误差分析方法,然后以土地利用数据的栅格化为例进行实证研究。
Automated cartographic text placement of simple area feature based on Delaunay triangulation
基于Delaunay三角网的简单面状要素自动注记
General analysis and estimate research on uncertainty of multi-scale representation of linear feature;
线状要素多尺度表达不确定性的综合分析与评价研究
The research of the double direction buffering algorithm and its application on the generalizing of chart linear feature
双向缓冲区算法及其在海图线状要素综合中的应用研究
Research on quality estimation model of multi-scale representation of linear feature
线状要素多尺度表达质量评价模型研究
The Research of Automatic Map Labeling on Linear Features;
地图线状要素注记自动配置的研究
This paper studies classifications of linear features of scanned topographic map by means ofmathematical morphology and presents a new transformation for classifying linear features onscanned topographic map.
用数学形态学理论对扫描地形图的线状要素进行分类的方法,及相应的算法,实现了对扫描图像中具有不同线宽线状要素的分类。
Automatic Name Placement of Area Feature:A Metric Information Approach
基于几何信息熵的面状要素注记配置
Application of STDM in urban transportation planning is an insight into spatiotemporal application.
着重对交通规划基础信息中的面状要素、线状要素和点状要素的时空表达进行了介绍。
Areal Elements Adjusting Algorithm Based on Multi-evaluation Factors
基于多评价因素的面状要素合并变换算法
Automated cartographic text placement of simple area feature based on Delaunay triangulation
基于Delaunay三角网的简单面状要素自动注记
Research of shape similarity for planar graph in multi-scale geographical space
面状要素化简前后相似度计算方法研究
Algorithms Design and Improvement of Area Features in Map Labeling
地图中面状要素标注算法的设计与改进
The simplest and most effective method of differentiating areas is to use different colours.
区别面状要素最简单而又行之有效的办法,是使用不同的颜色。
Creation Spiritual State is the Important Element of Formality Aesthetic Feeling of the Painting;
论绘画状态是画面形式美感的重要表现因素
conditions of ownership of factors of production
生产要素的所有权状况
on the other hand, the upwind sand source supply is also a main factor influencing gobi bed arresting or transporting sands.
而上风向沙源的供给状况又是决定砾石床面阻沙和导沙的主要因素。
The results show that the initial parameters and thepressure difference between outer and inner surface of the hollow jet play adominant role on the shape of the liquid jet.
结果表明,旋流喷嘴的初始参数和空心射流内外表面压力差是决定射流形状的主要因素。
Pushing on Quality Education in an All-Round Way Needs the Teachers of High Quality;
全面推进素质教育需要高素质的教师
Study of Point Feature Adjusting Algorithm in Digital Map
数字地图点状要素合并变换算法研究
Enter width for all Primary Route shapes on page.
输入页面上所有主要路线形状的宽度。
"Don't shout so, Su-su: there's a sergeant coming!"
“不要那么高声嚷哟,素素! 对面有三道头来了。”
On Antifastration Quality and Its Education;
抗挫素质培育:素质教育的一个重要方面
On Pushing forward Completely the Quality Education Should Stress on the Developing of Information Literacy Specially;
全面推进素质教育要特别重视信息素质培养
You should think twice about employing someone you have never met .
你要雇用素未谋面的人应三思而行。