搜索资源列表
DEM
- 这是用VB编写的用以解决在建立数字高程模型中的内插问题-This is the preparation for the VB solution in the establishment of digital elevation model of interpolation problem
DEM
- 一个关于数字高程模型DEM及其应用的PPT
dem
- 关于地理高程坐标的转换程序，可以为其他程序员提供借鉴作用
DEM
- 介绍数字高程模型，是GIS程序开发者不可少的电子书
DEM
- 对《数字高程模型》，本文件对其进行了详细的说明，相信能对读者起到一定的帮助作用。
DEM地形提取工具
- DEM地形提取工具，可针对卫星图片提取高程，比如最常用的Google earth，方便实用。-DEM terrain extraction tool that can extract the elevation for the satellite images, such as the most commonly used Google earth, convenient and practical.
DEM.rar
- 此代码实现在跟定的点求取高程值，相当好用，欢迎下载。,The realization of this procedure to solve a point of elevation values, the code very easy to use, please download.
TifToDem.rar
- 一个将geotiff dem的高程数据读出来并存储在文本文件的小工具！,Geotiff dem one will read out the elevation data and is stored in text files gadget!
Urban-True-Orthoimages-without-DEM
- 如何使用ADS40等线阵推扫式相机直接获取城市地区的真正射影像，在计算结果时，不需要地面的高程信息，仅仅需要两条有重复地区的影像数据即可。-Such as how to use the ADS40 pushbroom linear array camera directly to obtain the true orthophoto in urban areas, in the calculation of results, not the ground elevation informatio
moving-interpolation1
- 数字高程模型（DEM)移动插值算法，计算单个点-Digital elevation model (DEM) mobile interpolation algorithm to calculate a single point
mingxiaona
- 一个学生写的毕业论文，数字高程模型（DEM）的建立方法与精度评定。-Written by a student thesis, digital elevation model (DEM) to establish the methods and accuracy evaluation.
dem
- 一本关于数字高程模型(DEM)的书，做GIS的可以-A book on the digital elevation model (DEM) of the books and do GIS can look
dem-basic
- dem差值计算，给定基础网格高程对相应空间迭代差值获得网格高程-dem difference calculation, given the appropriate space on the basis of the grid elevation difference of iterations to get the grid elevation
DEM高程内插
- 根据提供的10个数据点的坐标（Xn,Yn,Zn）和待求点的平面坐标（Xp,Yp），要求利用移动二次曲面拟合法，由格网点P（Xp,Yp）周围的10个已知点内插出待求格网点P的高程，编制相应的程序(According to the coordinates of the 10 data points provided by the (Xn, Yn, Zn) and to calculate the plane coordinates (Xp, Yp), using two mobile surface
DEM内插
- DEM内插就是根据参考点上的高程求出其他待定点上；(1)根据实际内插要求,解算待定点P的平面坐标(；(2)为了选取邻近的数据点,以待定点P为圆心,以；由于二次曲面系数个数为6,要求选用的数据点个数n；满足要求；vi=Ax2+Bxy+Cy2+Dx+Ey+F-Z；由n个数据点列出的误差方程为v=MX-Z；(Is inserted according to the elevation reference point for other fixed point DEM; (1) according to
1.SHP线切DEM赋高程
- 程序基于arcGIS engin 10.0 开发的，用于对DEM进行切割，使切线得到高程值(The program is developed based on arcGIS engin 10, which is used to cut DEM, so that the tangents can get elevation values)
DEM内插程序
- 数字高程模型 DEM内插，运用C#编写的，界面整洁，使用方便(Digital elevation model DEM interpolation, the use of C#, the interface is neat, easy to use)
MODIFY DEM
- IDL编程文件，该文件可用于修改dem的高程值，尤其针对挖深河道，使得生成的河网更符合实际情况。(IDL programming file, the file can be used to modify the elevation value of DEM, especially for deep channel digging, making the generated river network more practical.)
GDAL新建查询DEM
- 实现用gdal读取高程tif，修改tif(The realization of using GDAL to read the elevation TIF and modify the TIF)
基于点云数据构建dem
- 针对.las或者.txt的点云数据进行处理，按照最小高程值构建地面点格网，最终完成DEM的构建。