论GIS空间关系描述中存在的几个基本问题
1. 中南大学,长沙 410083;
2. 中国测绘科学研究院,北京 100830
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摘要
首先剖析了空间关系描述中“空间”的概念,论述了拓扑关系具有与实体位置本身无关的特性,进而阐述了空间实体的拓扑表达,分析了拓扑空间描述存在的不足,以及与地理环境、地理空间认知的相关性,提出了纳入度量特性的拓扑空间关系描述的方法。
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