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- The extraction of contour lines from Grid DEM is a primary function in computer-aided cartography ad GIS. 摘要从规则高程格网中自动提取等高线是地理信息系统以及计算机制图的基本功能。
- The Extraction of Contour Lines from Grid DEM Based on Sorting 基于排序预处理的等高线提取算法
- extraction of contour lines 等高线提取
- Abstract: The key of automated reasoning and extraction of terrain features with contour maps is the mining and description of topologic relations among contour lines. 中文摘要: 等高线群拓扑关系的提取和表示是基于等高线的空间推理和地形特征挖掘的关键。
- The key problem of unscrambling a landform map by computer simulation is to describe and express the spatial relationship of contour lines. 摘要利用计算机模拟判读地形图面临的一个关键问题是:如何在计算机环境下有效地描述、表达等高线的空间关系。
- The design methods and algorithms applied in computer aided road design system are presented in Chapter 3: draw-out algorithm of contour line, plane-design methods etc. 第三章介绍计算机辅助道路设计系统中所采用的一系列算法,主要包括等高线抽取算法,选线定线算法,平面线形设计算法等等,其中重点介绍平面线形设计算法以及本文对现有算法所作的改进。
- Considering the extraction of contour features during subjective contour processing,we put forward an algorithm to detect key points based on orientation estimation. 针对主观轮廓处理过程中提取轮廓特征的特定需求,提出了一种基于取向估计的关键点检测算法。
- A Study of Contour Lines Extraction from Color Scanned Topographical Maps 彩色扫描地形图中等高线提取方法的研究
- An Algorithm of Contour Lines Based on Regular Grid 基于格网模型的等高线算法
- spatial relations of contour lines 等高线空间关系
- Character analysis and frame manage of contour line 轮廓线的特征分析与拟合处理方法
- The refuse of sugar cane after extraction of the juice. 甘蔗渣在汁液被榨完以后剩下的甘蔗废料
- A Quick Plotting Topographic Network by Use of Contour Lines 一种利用等高线快速生成地形网格的方法
- Extraction Algorithm of Contour Lines Based on Generalized Gradient Vector Flow Snakes Model 基于梯度矢量流主动轮廓模型的等高线提取算法
- The extraction of a root of a quantity. 开方,求一个数的方根
- Algorithm of Contour Line for Three Dimension Fields 三维场量的等值线生成算法
- Optimal extraction of Psoralea corylifolia L. 补骨脂有效成分提取工艺的考察。
- Extraction of Nicotine from tobacco waste. 从烟草废料中萃取尼古丁
- Extraction of abstract data from XML files. 提取的抽象数据从XML文件。
- Representation of Spatial Relationships of Contour Lines and It's Application 等高线空间关系的确定及应用