| 拓扑变换法在平面直角坐标近似变换中的应用 |
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| 引用本文： | 陈群国,陈永立,赵根庄.拓扑变换法在平面直角坐标近似变换中的应用[J].地理空间信息,2008,6(3):107-109. |
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| 作者姓名： | 陈群国 陈永立 赵根庄 |
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| 作者单位： | 1. 河北省第一测绘院,河北,石家庄,050031
2. 河北省基础地理信息中心,河北,石家庄,050031 |
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| 摘 要： | 简要介绍了对平面直角坐标进行近似变换的几种方法，重点讨论了拓扑变换法对平面直角坐标进行近似变换的原理。并对其变换的精度情况进行了实践分析。提出了提高其变换精度的处理方法及在建立变换模型时应注意的问题。
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| 关 键 词： | 拓扑变换 平面直角坐标 近似变换 |
Application of the Topological Transformation Method to Approximate Transformation of Plane Rectangular Coordinate |
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| CHEN Qunguo,CHEN Yongli,ZHAO Genzhuang.Application of the Topological Transformation Method to Approximate Transformation of Plane Rectangular Coordinate[J].Geospatial Information,2008,6(3):107-109. |
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| Authors: | CHEN Qunguo CHEN Yongli ZHAO Genzhuang |
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| Institution: | CHEN Ounguo, CHEN Yongli, ZHAO Genzhuang ( 1.The First Institute of Surveying and Mapping of Hehei Province, Shijiazhuang 050031, China; 2. Hehei Geomatics Center, Shijiazhuang 050031, China) |
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| Abstract: | Briefly introduced several methods of the approximate transformation of the plane rectangular coordinates,discussed the principle of the Topological transformation method to carry on the approximate transformation of the plane rectangular coordinates,and had carried on the practice analysis to its transformation precision.Proposed the processing method on how to increase its transformation precision and the questions should be pay attention to when establish the transformation model. |
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| Keywords: | topological transformation plane rectangular coordinate approximate transformation |
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