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文回顾与评述了三维GIS的相关发展情况，探讨了三维GIS的有关基本问题，如数据获取、大数据量存贮与处理、三维空间分析，同时指出科学计算可视化、数据库系统管理、数...
文回顾与评述了三维GIS的相关发展情况，探讨了三维GIS的有关基本问题，如数据获取、大数据量存贮与处理、三维空间分析，同时指出科学计算可视化、数据库系统管理、数字影象处理等技术的成熟和二维GIS长期发展提供的理论实践经验等为三维GIS的发展提供了良好的基础。最后为三维GIS实际系统的开发提出了几个值得注意的要点。-In this paper,the review and comment on the development of 3 dimension GIS are first made.Then the basic aspects about 3D GIS,such as data acquisition,storing and processing of mass data,analysis of 3D space,are discussed.Meanwhile, it points out that the techniques such as scientific computation visualization,database system management and digital image processing,and theories and experiences provided by development of 2D GIS offer a better platform form the development of 3D GIS.Finaally,some key points in developing practical system of 3D GIS is proposed.
- 2022-03-25 16:58:03下载
- 积分：1
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netcf2.0开发，ImageButton.可以设定多种图片状态，显示方式等等。是ＰＤＡ软件开发必备的控件...
netcf2.0开发，ImageButton.可以设定多种图片状态，显示方式等等。是ＰＤＡ软件开发必备的控件-netcf2.0 development, ImageButton. can set a variety of picture status, display and so on. PDA software development is an essential control
- 2022-09-13 10:40:03下载
- 积分：1
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windows所有窗口检测程序，可以检测出所有进程的窗口和对应的进程名和路径...
windows所有窗口检测程序，可以检测出所有进程的窗口和对应的进程名和路径-windows all window test procedures can be detected in all the processes window and the corresponding process name and path
- 2022-01-30 10:27:16下载
- 积分：1
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Trading software of amenities using visual basic
Trading software of amenities using visual basic
- 2022-01-28 16:16:07下载
- 积分：1
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Computer animation simulation water
计算机动画相关的卡通流水模拟。有参数波形控制界面，可以生成用户想要的流水动画。-Computer animation simulation water-related cartoon. There are parameters of waveform control interface, the user can generate the desired flow animation.
- 2022-01-25 20:54:57下载
- 积分：1
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Using java language of one
用java语言实现对一维数组的快速排序算法-Using java language of one-dimensional array of quick sort algorithm
- 2022-01-24 12:59:28下载
- 积分：1
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这个源码是用遗传算法对FCM 算法进行改进后的算法，实现了对脑图像的自动分割，速度较快...
这个源码是用遗传算法对FCM 算法进行改进后的算法，实现了对脑图像的自动分割，速度较快-the source is using genetic algorithms to FCM algorithm for improved algorithm, achieving the right brain"s automatic image segmentation, faster
- 2022-01-23 11:14:05下载
- 积分：1
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按照现行规范改变图形符号表示形式，并检查属性，
按照现行规范改变图形符号表示形式，并检查属性，-In accordance with the existing norms to change the form of graphic symbols express and check properties,
- 2022-03-16 14:43:06下载
- 积分：1
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这里面是几个matlab7.0的LS和MMSE的源程序
这里面是几个matlab7.0的LS和MMSE的源程序-There are a few of matlab7.0 source LS and MMSE
- 2023-01-31 06:20:02下载
- 积分：1
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二维离散傅利叶变换尽量不要让站长把时间都
二维离散傅利叶变换尽量不要让站长把时间都-Two-dimensional discrete Fourier transform as much as possible not to let the station master to time
- 2022-03-05 12:33:57下载
- 积分：1
