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- Digital elevation model (DEM), as the essential sources of GIS, has become an important part of a national spatial data infrastructure (SDI) in many countries, under the umbrella of digital geospatial data framework (DGDF) . 数字高程模型(Digital Elevation Model,DEM)作为GIS重要的数据来源,已成为国家空间数据基础设施(National Spatial Data Infrastructure,NSDI)的基础内容之一,并被纳入到数字化空间框架(Digital Geospatial Data Framework,DGDF)进行规模化生产。
- geospatial data infrastructure 地理空间数据框架
- HTML is disadvantage to describe the structural geospatial data and the implement of geospatial data sharing. 由于HTML语言对复杂的空间数据的描述和表现具有先天的不足与缺陷,不利于实现空间数据共享。
- The paper put forward geospatial data interoperability architecture model(GIAM) based new generation grid computing environment. 提出了基于新一代网格计算环境的空间数据互操作体系结构模型。
- In GIS geospatial data acquisition, there are many map scanning digitizing systems in which automatic tracking method is used for digitizing contour lines. 在获得GIS地球空间的数据，自动搜寻法里有很多地图扫描数化系统用于数化等值线。
- Not only do they present the final results of the spatial analysis but they are also critical during the whole iterative process of geospatial data handling. 他们不仅可以呈现空间分析的最后结果,而且在处理地理空间数据的整个迭代过程中也很重要。
- By storing geospatial data in industry-standard databases, you can take advantage of seamless data coverage - there are no artificial geographic boundaries caused by file limitations. 通过在工业标准数据库存储地理空间数据,你能利用无缝数据覆盖,而没有以文件存储时人为的地理边界。
- However, GIS technology still fails to meet the demand for spatial decision support fully, because it is incapable of eliciting meaningful information from volumetric multidimensional geospatial data. 然而，传统的资料库管理系统与地理资讯系统，已不能充分满足在空间决策支援上的需要，空间资料探勘的技术已越来越受重视。
- For ability of aggrandizement cloud computation, yahoo will establish computation of a cloud and data infrastructure department, devote oneself to to develop cloud computation infrastructure. 为了强化云计算能力，雅虎将组建一个云计算与数据基础设施部门，致力于开发云计算基础设施。
- Global Spatial Data Infrastructure 全球空间数据基础设施
- digital geospatial data framework 数字地理空间数据框架
- geospatial data interoperability 空间数据互操作
- SDI (spatial data infrastructure) 空间数据基础设施
- the reason for multi - geospatial data 多源地理空间数据成因
- spatial data infrastructure (SDI) 空间数据基础设施
- urban spatial data infrastructure 城市空间数据基础设施
- urban spatial data infrastructure (USDI) 空间数据基础设施
- VOIP promises to ease network management and decrease costs by converging a company's telephony and data infrastructures into one network. VOIP允诺通过把公司的电话和数据基础设施合并成一个网络来简化管理和降低成本。
- Study of Distributed Index Mechanism of Geospatial Data 分布式空间数据索引机制研究
