数字高程模型
- 网络dem;Digital elevation model;DEMS;DEM digital elevation model
-
数字高程模型已经广泛应用于地形分析和相关研究领域。
DEM has been widely used in the analysis and related research region .
-
在建立数字高程模型时,往往会遇到海量的离散数据点,造成遍历数据点的困难。
When creating DEM , we always encounter numerous discrete data points which make ransacking all points difficult .
-
数字高程模型DEM(Digitalelevationmodel)在地理信息系统中有着广泛的应用。
Digital elevation model is applied widely in geological information sysytem .
-
伪彩色数字高程模型在工业CT断层图像检查中的应用
Pseudo color DEM in industrial CT section image inspection
-
基于GIS三维地形的数字高程模型建模实例
The Modeling Example of 3D Terrain Digital Elevation Model on GIS
-
应用MATLAB构造数字高程模型工具箱
Development of MATLAB digital elevation model toolbox
-
数字高程模型(DEM)是各种地理信息系统(GIS)不可缺少的组成部分。
Digital Elevation Model ( DEM ) is an indispensable part of GIS .
-
例如,数字高程模型(DigitalElevationModel,DEM)数据点在网格图形中均匀排列。
For example , Digital Elevation Model ( DEM ) data points are equally arranged in a grid pattern .
-
一种基于COM的数字高程模型可视化管理模式
A COM Based Framework for Management and Visualization of Digital Elevation Model
-
AutoCAD环境下数字高程模型的建立和等高线的自动绘制
DEM Building and Automatic Contour Line Tracing in AutoCAD Environment
-
基于栅格数字高程模型DEM的河网提取及实现
Deriving drainage networks and catchment boundaries from Grid Digital Elevation Model
-
从格网数字高程模型(DEM)中提取水文信息已经得到了广泛应用。
It has been broadly used to get hydro-information from gird-DEM .
-
利用DEM数字高程模型计算坡度的差异性分析
Analysis of the Diversity Using DEM Numeral Elevation Model Calculating Declivity
-
数字高程模型(DEM)空间数据挖掘研究
A Research on Spatial Data Mining of Digital Elevation Models
-
鞍山市数字高程模型(DEM)的建立
Digital Elevation Models ( DEM ) Establishment in Anshan City
-
数字高程模型DEM的更新在土地利用动态监测的应用
The Application of Digital Elevation Model Updating in Land Use Dynamic Monitoring
-
数字高程模型是gis系统的重要组成部分,高程内插是其中的关键技术。
DEM is one of the important parts of the GIS , Altitude interpolation is the key technical issue in DEM .
-
再次,介绍了数字高程模型(DEM)的构建、内插及其应用。
Thirdly , the build , interpolation and application of DEM are introduced .
-
高质量的数字高程模型是应用DEM的重要前提。
The high quality of DEM is the important premise of its application .
-
高分辨率星载干涉SAR技术为我国测绘困难区域如横断山脉地区获取数字高程模型(Digitalelevationmodel,DEM)提供了可能。
High-resolution spaceborne InSAR technology provides possibilities to extract digital elevation model ( DEM ) from Difficult Mapping Areas such as Hengduan Mountains .
-
根据等高线建立数字高程模型DEM建模方案的分析
Establishing DEM from Contours Analysis of DEM Modeling
-
50000数字高程模型(DEM)生产中有关问题初探
Research on Problems in the 1:50000 DEM Production
-
四叉树表示在数字高程模型(DEM)的压缩存储和地面可视化中占有非常重要的地位。
Quadtree representation of DEM is of importance in DEM compression and terrain visualization .
-
通过对DEM的粗差检测分析,分析阜康地区的数字高程模型精度。
The precision of Fukang digital elevation model was analyzed by DEM gross error .
-
基于小波分解和ROI的数字高程模型表面建模
DEM Topography Surface Modeling Based on Wavelet Multi-scale Decomposition and ROI
-
采用OpenGL技术利用已经生成的数字高程模型生成具有真实感的地形。
The DEM which was generated by OpenGL technologies has the realistic topography map .
-
绝对精度的分析是通过研究不同GPS地面基站和地面控制点的组合来对数字高程模型的影响来进行。
The absolute accuracy analysis method is to compare the DEM accuracy under different combination of GPS base station and ground control point .
-
基于自动方法的等高线高程标定和检验是地图自动化输入,数字高程模型(DEM)生成的重要手段。
Automated contour labeling is a useful tool for automatic map input and generating DEM .
-
以栅格数据的数字高程模型(DEM)为基础,研究DEM对空间数据的存储格式,水文分析和地形分析算法。
Study the spatial data model , hydrological analysis and terrain analysis based on DEM .
-
对地形图进行矢量化,得到了哈尔滨市的数字高程模型(DEM)。
The Digital Elevation Model ( DEM ) was obtained by vectorizing the topographic map .