| 中小比例尺地形图数据更新方法探讨 |
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| 引用本文： | 王萃莲,付治河,顾春梁.中小比例尺地形图数据更新方法探讨[J].测绘与空间地理信息,2012,35(9):200-202. |
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| 作者姓名： | 王萃莲 付治河 顾春梁 |
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| 作者单位： | 1. 河南省基础地理信息中心,河南郑州,450003
2. 浙江省第二测绘院,浙江杭州,310012 |
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| 摘 要： | 主要介绍利用大比例尺地形图缩编更新制作中小比例尺地形图的方法,并以1∶2 000比例尺地形图缩编更新制作1∶5 000 DLG为例,阐述了其制作步骤及精度分析。
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| 关 键 词： | 源数据 缩编更新 数字线化图 数字高程模型 精度检测 |
Research on the Method of Updating Medium and Small Scale Topographic Map Data |
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| WANG Cui-lian,FU Zhi-he,GU Chun-liang.Research on the Method of Updating Medium and Small Scale Topographic Map Data[J].Geomatics & Spatial Information Technology,2012,35(9):200-202. |
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| Authors: | WANG Cui-lian FU Zhi-he GU Chun-liang |
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| Institution: | WANG Cui - lian, FU Zhi - he , GU Chun - liang ( 1. Henan Provincial Center for Geomatics, Zhengzhou 450003, China; 2. The Second Surveying and Mapping Institute of Zhejiang Province, Hangzhou 310012 ,China) |
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| Abstract: | The paper mainly introduces the method of the large scale topographic map downsizing to make and update the medium and small scale topographic map by taking the example of downsizing 1 ： 2 000 scale topographic map to 1 ： 5 000 DLG, and expounds pro- duction steps and precision analysis. |
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| Keywords: | source data downsizing update digital line graph digital elevation model precision testing |
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