Strategic Study of CAE >> 2013, Volume 15, Issue 5
Discuss of several basic problems in the GIS spatial relationship description
1. Central South University, Changsha 410083, China;
2. Chinese Academy of Surveying and Mapping, Beijing 100830, China
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Abstract
Firstly,it analyzed the concept of space, and then discussed the characters of topological relationship unrelated with entities. Secondly, it proposed the topological representation of entities and its shortage. Lastly, the method considered the metric characters was suggested.
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