The Spatial data type allows developers to represent data that USES a system of coordinates, such as shapes, lines, or points on a map.
使用空间数据类型,开发人员可以表示使用坐标系统的数据,比如形状、线条或是地图上的点。
You can easily list tables containing spatial data and select tables to display as a map using a combination of points, lines, and polygons.
可以很方便地列出包含空间数据的表,并可将表展示为由点、线、和多边形组成的图。
The add-in can be used to build map graphics against queries on SQL Server 2008 spatial data.
该插件可和MapPoint一块用于查询SQLServer 2008空间数据以建立图解地图。
By researching into relevant data model of geological section and integrated data model of geological map and bores, this paper establishes the spatial database of drawing geological section.
通过研究地质剖面相关数据模型,地质图和钻孔数据的融合模型,建立地质剖面绘制空间数据库。
Spatial information technology can be applied to the whole process of conservation planning including current condition survey, data analysis, thematic map design, etc.
空间信息技术可以系统地运用于名城保护规划的现状调查、数据分析和专题图设计的全过程中。
The system was provided with function of workspace, data and map management, object operation, spatial query and analysis in the environment of GIS.
该系统具有GIS工作空间管理功能、数据管理功能、地图管理功能、对象操作功能、查询及空间分析功能;
In the soil resource management information system based on GIS, the most basic operations are the operation of map, the attribute data inquiry and statistics and spatial data inquiry as well.
在基于GIS的土壤资源管理信息系统中,最基本的操作是对地图的操作、属性数据的查询和统计以及空间数据的查询。
Realize spatial data visualization based on designed map symbol library.
基于所设计的地图符号库实现了空间数据的可视化。
Map scanning digitization is one of the ways to capture spatial data in GIS. After digitization, the geometrical figure and area of a figure may change because of errors.
地图扫描数字化是GIS数据采集的重要手段,地图上的图形经扫描数字化后,其几何形状和面积因误差的存在而发生改变。
When the map is rendered, this spatial data is used to project the locations of the objects on a two-dimensional piece of paper.
在生成可视化道路图时,需要利用空间数据将空间对象的位置投影到二维的平面上。
This issuance system possesses multi-functions of map-layer control and management, data searching and retrieval, and spatial analysis operation of basic information.
该网络发布系统具有图层控制与管理、数据查询检索、基本信息的空间分析操作功能。
To implement topographic map digitalization by means of MAPGIS is one of main means of getting spatial geographic information data, and that digitalization could bring out diversified sorts of errors.
利用MAPGIS实现地形图数字化是获取空间地理信息数据的主要手段之一,而图形数字化过程中会产生各种类型的误差。
Study application methods of the multi-sources data in map production, including sort of sources, data collection, and data processing, in order to updating the map and spatial data in one platform.
对地图生产中的多源数据利用作了较为全面的研究,包括资料分类、数据获取方法和数据处理方法。把各种资料数据统一在一个应用平台上,保证了地图和空间数据的现势性;
Considering most GIS buffer analysis is data intensive computing, the task was decomposed according to the map layer and geographic spatial area.
考虑到大多数地理信息系统中缓冲区分析数据的特点,提出了基于图层和地理空间区域的任务分解方法。
Workload of map and table pretreatment and edition was mitigated on large scale, spatial data precision was increase.
减轻了图表预处理和编辑的工作量,使空间数据精度提高。
Map analysis may reveal new information in spatial data, and the map could be mental map, geometric map, summary map and so on.
空间数据可以通过意念制图、图形分析、图谱分析、空间统计等处理发现挖掘得到新的信息。
Absrtact: spatial data editing is an important part of cartography, and spatial data moving and node operation may affect the accuracy of the map.
摘要:空间数据编辑功能是地图制图中的重要组成部分,当进行多个空间数据移动以及进行结点操作时,会影响地图精度。
Selection of map symbols is very important in visualization of spatial data.
地图符号的选择在空间信息可视化中至关重要。
This paper proposes a new concept which is called virtual map on the basis of structure analysis and organization of spatial data.
本文在分析现有空间数据的组织、管理方法的基础上提出虚拟图幅的概念,并详细介绍了基于此对空间数据的组织方法。
The geological map spatial database is large and complicated. To ensure the quality of database, it is essential to check the data systematically during the database construction.
地质图空间数据库数据量大,内容复杂,为了保证数据库的质量,在地质图空间数据库的建立过程中,对数据的全面系统检查工作是非常必要的。
The spatial information system consists of 8 logical map layer series, 16 types of map layers, more than one hundred types of map units. Based on these data, 5 achievement maps have been compiled.
空间信息系统包括8个逻辑图层集,16个图层类型,百余个图元属性类型,在此基础上编制了5张成果图件。
The spatial information system consists of 8 logical map layer series, 16 types of map layers, more than one hundred types of map units. Based on these data, 5 achievement maps have been compiled.
空间信息系统包括8个逻辑图层集,16个图层类型,百余个图元属性类型,在此基础上编制了5张成果图件。
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