| 1∶50000空间数据缩编更新方案设计 |
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| 引用本文： | 薛淑绮.1∶50000空间数据缩编更新方案设计[J].地理空间信息,2010(4). |
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| 作者姓名： | 薛淑绮 |
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| 作者单位： | 甘肃省地图院; |
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| 摘 要： | 现势性是地图的基本特性之一。为保持1:50000空间数据的现势性,国家实施了全国1:50000数据库的更新项目,以甘肃永昌测区为例阐述了利用1:10000DLG数据直接缩编更新1:50000空间数据的方法。
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| 关 键 词： | 地图更新 地图缩编 DLG数据 |
Design of Generalization and Updating of 1∶50 000 Spatial Data |
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| XUE Shuqi.Design of Generalization and Updating of 1∶50 000 Spatial Data[J].Geospatial Information,2010(4). |
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| Authors: | XUE Shuqi |
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| Institution: | XUE Shuqi (Gansu Mapping Institute,Lanzhou 730000,China) |
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| Abstract: | Currency is one of the basic characteristics of map.Nation had implemented a updating project of 1∶50 000 spatial data for its currency.This paper took Yongchang as an example to elaborate how to generalize and update the 1∶10 000 DLG data to 1∶50 000 spatial data. |
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| Keywords: | map updating map generation DLG data |
| 本文献已被 CNKI 等数据库收录！ |
