...地理信息分类；语义集成；时空本体；语义网格 [gap=978]Key words: geographical information system; geo-ontology; reviews; geographic information classification; semantic integration; space-time geo-ontology; semantic grid ..
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地理系统研究对象的复杂性决定了地理信息的多语义性，地理信息分类编码是地理信息数据组织的重要方式。
The complexity of Geographic system determines the multi-semantic of geographic information and geographic information classification and coding is important GIS data organizations.
对ITS共用信息平台中的数据进行分类，即静态数据、地理信息数据、动态数据和历史数据。
Data in ITS Commom Informatiom Platform is classified, which includes static data, geographic data, dynamic data and historical data.
本文根据线状要素地理信息表达的需要，对线状符号进行了分类，在分析了线状符号的视觉变量之后，给出了其图案单元的数据结构。
The linear symbol is classified according to the demand for symbol expressing, besides the data-structure of pattern cell of linear symbols is given combining with its visual variable.
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