空间数据库的索引是提高空间数据库存储效率和空间检索性能的关键技术。
Spatial index is the vital technique for improving storage efficiency of spatial databases and the spatial retrieve performance.
空间数据库的索引是提高空间数据库存储效率、空间检索性能的关键技术。
The spatial index is the key technique for improving the storage efficiency of spatial databases and the spatial retrieve performance.
空间数据库的索引是提高空间数据库存储效率、空间检索性能的关键技术。
Spatial database index is the vital technique for improving the storage efficiency of spatial databases and the spatial retrieval performance.
另外，该技术还有利于系统空间数据库的维护和管理，保持系统空间数据的现时性。
In addition, this technology helps the maintenance and management of the system spatial database, and keeps the system space attribute data current.
因此必须借助高效的索引技术来提高空间数据的处理效率。
Therefore, the efficient index technology should be used to raise the efficiency of spatial data processing.
地理信息系统(GIS)提供了分析空间数据或者说是关于地球信息的方法和技术。
Geographic information systems (GIS) provide a method and technology to analyze spatial data, or information about the Earth.
对矿山地质体的空间数据管理和可视化表达，从理论、模型及技术实现上作了探讨。
The management and visualization representation of spatial data of geological body is discussed from theory, model and technical realization.
现有的传统关联规则挖掘算法构建频繁候选项的方式和修剪技术是其应用于空间数据挖掘的技术难题。
The way of generating frequent candidate a nd pruning technology are difficult technical problem when prenest traditional association rules mining algorithm is used to spatial data mining.
空间数据仓库技术是将数据仓库和联机分析处理技术应用到空间信息领域，以有效地支持空间数据分析和决策。
Spatial data warehouse is the result of importing the data warehouse and online analysis processing (OLAP) technology into the spatial information area, in order to support spatial data analysis.
本文重点研究了灾害信息多元空间数据管理的关键技术问题。
The stress in this paper is the key technique of spatial and multimedia disaster information management.
在对空间数据库系统实现技术及空间数据挖掘系统等进行比较分析的基础上，提出了一种空间数据挖掘系统的实现模式。
After studying the analysis and comparison of the realization techniques of spatial database system and spatial data mining systems, we propose a development model of spatial data mining system.
地理信息系统技术、空间数据库技术及GIS集成开发技术为解决上述问题提供了强有力的工具，构建数字校园已是必然趋势。
The geographic information system technology, the space data bank technology and the GIS integration development technology have provided the powerful tool for the solution of the above problem.
其中主动空间数据挖掘技术主要体现在数据融合，数据挖掘和知识发现的过程中。
Active Spatial data mining technology is used in the processes of alarm data fusion, data mining and knowledge discovery.
空间数据是空间信息系统的核心资源，对面向服务体系结构下的空间数据集成技术展开研究具有重要意义。
Spatial data is in the core of spatial information systems, thus, it is very important to study the spatial data integration techniques in service oriented architecture.
此技术在理解空间数据、获取空间与非空间数据的内在关系上具有重要意义。
This technology has great significance in understanding spatial data and picking up relations between spatial data and non-spatial data.
空间数据仓库技术是数字地球、数字城市建设中的关键技术之一，它的建立将为决策支持提供有效的途径。
It is one of the key techniques in numeric earth and numeric city, and it can provide an effective way to support the decision making.
引入数据网格技术构建空间数据网格，可以改善空间数据共享与应用的环境。
The introducing data grid technology and constructing the spatial data grid may improve spatial data sharing and the application environment.
方法应用GIS技术、数据库技术和COM编程技术进行空间数据库设计与建设。
MethodsApplying the technique of GIS, the database technique, the COM technique to carry through the design of the space database.
探索出林业管理信息系统空间数据库建库流程以及空间数据质量控制的有效方法及关键技术。
Explore the establishing process of the forestry space database of management information system and the effective method and key technologies of space data quality control.
同时把空间数据库技术和现代多媒体技术结合起来，实现在空间数据基础上的多媒体信息查询。
And it also integrated modern multimedia technology with traditional spatial database, hence the multimedia information query based on the spatial database came true.
这三个问题包括：专用城市地理信息系统的开发技术、GIS空间数据的查询与分析、GIS空间数据的浏览与输出。
These three questions are: the technology of developing a special Urban GIS analysis and query of GIS space data browse and output of GIS space data.
针对GIS海量空间数据更新要求，研究了无线网络环境下空间数据传输和存储的副本动态复制与管理技术。
The technology of GIS spatial data transfer and storage is experiencing the development from wired network to wireless network at present.
文章首先叙述了空间数据存储管理的历程，并比较了各阶段的优缺点，然后重点分析了空间数据引擎(SDE)这一关键技术。
In this paper we present the phylogeny of storage and management of spatial data and compare shortcoming and virtue and then especially analyses the SDEs work.
论述了“数字云南”的概念、作用、总体框架及空间数据基础设施，“数字云南”地理空间数据框架及技术支撑。
This article discussed first the conception, the action, the population framework, spatial data basic facility, geographic spatial data framework and its technical shoring of "Digital Yunnan".
空间数据挖掘技术为环境数据库的知识发现提供了有效的途径。
Spatial data mining technology offers valuable means for discovering knowledge in environmental database.
运用GIS空间数据库技术，进行了图形信息管理系统数据库的设计。
Using GIS space database technology , I has designed the figure information management system database.
其次，探讨了组件技术、组件式GIS技术、工作流技术和空间数据版本管理技术等。
Secondly, component technology, component GIS technology, workflow technology and version management of spatial data are discussed briefly.
目前空间数据相似性查询有着广泛的应用需求，解决相似性查询问题的一项关键技术就是高维空间数据索引。
Nowadays the applications of spatial data similarity search are widely needed, and high dimensional spatial data index becomes a key technology of similarity search.
GIS在通信领域中的应用包括两个方面：一是GIS和通信技术集成作为提供空间数据服务的技术在通信领域的应用；
The application of GIS (geographic information system) in telecommunication includes two aspects. One application is that GIS provides spatial data service in telecommunication field.
GIS在通信领域中的应用包括两个方面：一是GIS和通信技术集成作为提供空间数据服务的技术在通信领域的应用；
The application of GIS (geographic information system) in telecommunication includes two aspects. One application is that GIS provides spatial data service in telecommunication field.
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