Cluster analysis is a method of spatial data mining. Clustering algorithm can find some useful clustering structures directly from spatial data base.
聚类分析是空间数据挖掘的一种方法，聚类算法能从空间数据库中直接发现一些有用的聚类结构。
The detecting methods and resume methods are particularly introduced in this paper, emphasis on the resuming methods of incomplete spatial data base on kriging interpolation algorithm.
针对这个问题详细阐述了空间不完备数据的检测和填补方法，重点介绍了基于克里格插值法的空间数据填补方法。
Highly application of GIS to urban traffic pollution management has been developed, which consisted of proscenium-GIS system, back stage-motor vehicle emission model and spatial data base.
开发了高层应用城市交通污染管理信息系统，由前台gIS系统、后台机动车排放模型、空间数据库三大部分构成。
Spatial data model is the core and base of three dimensional geographic information system design.
空间数据模型是地理信息系统设计的核心和基础。
The Research of GeoScience Spatial Data Model can offer the base of comprehension for GeoScience Data.
地学（空间）数据模型的研究能为地质科学数据的共同理解提供基础。
This paper describes the access control method for the specific relational-object data structure on the base of the self-developed spatial database, VISTA.
论文在自主开发的空间数据库VISTA的基础上针对特定的对象-关系型数据结构，提出了相应的访问控制方法。
The base frame of spatial data controls the accuracy, unity and practicability of the data.
空间数据基准框架决定了空间数据的准确性、统一性和实用性。
Spatial data is the base of building GIS.
空间数据是建立地理信息系统的基础。
Taking engineering as unit, united spatial base being supplied, vector-grid basic spatial data was managed wholly.
以工程为单位，在统一空间基底的前提下，对矢量栅格基础空间数据进行一体化管理。
It is inefficient to visually retrieve image on magnanimous remote sensing raster image data base by some GIS spatial query interface.
该文针对利用GIS现有空间查询接口进行海量遥感栅格数据库空间可视化检索效率低下的问题。
By analyzing land use maps, combining statistic materials, connect the spatial data and attribute data and build dynamic change data base of land use.
通过对土地利用图的空间分析，结合统计资料，将属性数据和空间数据链接，建立起区域土地利用动态变化数据库。
The data base includes spatial database and attribute database.
数据库空间数据库和属性数据库。
The data base system includes the attribute database and the spatial database.
数据管理与数据库系统主要由属性数据库和空间数据库两大类组成。
On the base of analyzing temporal-spatial characteristics of the social and economic statistical data, the paper puts forward a temporal-spatial data model of social and economic.
本文在分析社会经济统计数据时空特点的基础上，提出了社会经济统计时空数据模型。
On the base of analyzing temporal-spatial characteristics of the social and economic statistical data, the paper puts forward a temporal-spatial data model of social and economic.
本文在分析社会经济统计数据时空特点的基础上，提出了社会经济统计时空数据模型。
应用推荐