| 不同数学基础异构城市数字化地形图缩编技术研究 |
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| 引用本文： | 刘志辉,胡耀锋.不同数学基础异构城市数字化地形图缩编技术研究[J].城市勘测,2011(3):22-25. |
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| 作者姓名： | 刘志辉 胡耀锋 |
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| 作者单位： | 广州市城市规划勘测设计研究院,广东广州,510060 |
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| 摘 要： | 首先对不同数学基础的地形图数据进行数据格式的转换,然后进行地形图的缩编,随后进行坐标转换,包括平面坐标转换,独立高程点加常数以及等高线的重构,最终形成标准分幅的城市数字化地形图.
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| 关 键 词： | 数学基础 地形图缩编 异构 MGE |
Research on Heterogeneous & Different Mathematical Basis City Map Generalization |
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| Liu ZhiHui,Hu YaoFeng.Research on Heterogeneous & Different Mathematical Basis City Map Generalization[J].Urban Geotechnical Investigation & Surveying,2011(3):22-25. |
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| Authors: | Liu ZhiHui Hu YaoFeng |
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| Affiliation: | Liu ZhiHui,Hu YaoFeng (Guangzhou Urban Planning & Design Survey Research Institute,Guangzhou 510006,China) |
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| Abstract: | First introduce mathematical basis for different the topographic map data format conversion,and then topographic map of generalizing,followed by coordinate transformation,including plane coordinate transformation,independent elevation with constant,and point the reconstruction of the contour,and finally form the city digital topographic BiaoZhunFen picture. |
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| Keywords: | Mathematical basis Map generalizing heterogeneous data MGE |
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