| 全野外精密数字地面模型的建立 |
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| 引用本文： | 高永明,郭亚兴,高丽霞.全野外精密数字地面模型的建立[J].北京测绘,2011(3):86-88. |
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| 作者姓名： | 高永明 郭亚兴 高丽霞 |
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| 作者单位： | 吉林省第一测绘院,吉林四平,136001 |
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| 摘 要： | 数字地面模型DTM是国家空间数据基础设施的框架数据之一,现在已在各个领域得到了广泛的应用。本文着重对全野外精密地面数字模型在实际建立的作业方式、精度要求、检查方法、精度评定技术进行了深入的探讨,并简要介绍了精密地面数字模型的应用前景。
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| 关 键 词： | 数字地面模型 三角网 不规则三角网 |
Construction of Total Field Precise Digital Terrain Model |
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| GAO Yong-ming GUO Ya-xing GAO Li-xia.Construction of Total Field Precise Digital Terrain Model[J].Beijing Surveying and Mapping,2011(3):86-88. |
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| Authors: | GAO Yong-ming GUO Ya-xing GAO Li-xia |
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| Institution: | GAO Yong-ming GUO Ya-xing GAO Li-xia (The First Surveying and Mapping Institute of Jilin Province,Jilin Shiping 136001,China) |
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| Abstract: | DEM has been widely used in every field as one of National Spatial Data Infrastructure frame data.The article attempts to probe into the operation methods,precision requirements,inspection methods and precision assessment technique during the construction of total field precise digital terrain model.Meanwhile,it briefly introduces the application of the digital terrain model. |
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| Keywords: | digital terrain model delaunay triangulated irregular network |
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