| 数字海图中助航设备的自动综合探讨 |
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| 引用本文： | 郑义东,李宁,田震,李改肖.数字海图中助航设备的自动综合探讨[J].海洋测绘,2011,31(4):32-34. |
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| 作者姓名： | 郑义东 李宁 田震 李改肖 |
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| 作者单位： | 海军大连舰艇学院海洋测绘科学与工程系,辽宁大连,116018 |
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| 摘 要： | 助航设备是海图上一种重要的点状要素,其自动综合是海图自动综合的重要研究内容.以数字海图数据为基础,深入探讨了数字海图中助航设备的自动综合问题,重点研究了助航设备的自动选取.基于助航设备分布和分级的规律性,提出了一种助航设备自动综合方法.初步实验表明,该方法在实现助航设备自动综合时效果较好.
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| 关 键 词： | 数字海图 助航设备 自动综合 |
Research on Automatic Generalization of Navigational Aids in Digital Chart |
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| ZHENG Yi-dong,LI Ning,TIAN Zhen,LI Gai-xiao.Research on Automatic Generalization of Navigational Aids in Digital Chart[J].Hydrographic Surveying and Charting,2011,31(4):32-34. |
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| Authors: | ZHENG Yi-dong LI Ning TIAN Zhen LI Gai-xiao |
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| Institution: | ZHENG Yi-dong,LI Ning,TIAN Zhen,LI Gai-xiao (Department of Hydrography and Cartography,Dalian Naval Academy,Dalian,Liaoning,116018) |
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| Abstract: | Automatic Generalization is the prevalent and difficult issue at present in chart cartographic.Navigational aid is an important point element and its automatic generalization is an important content of chart cartographic;In this paper,based on the digital chart data,the problem of the automatic generalization of navigational aids was studied,especially its antomatic selection.Based on the rules of navigational aid distribution and classification,a model of navigational aid automatic generalization was prese... |
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| Keywords: | digital chart navigational aid automatic generalization |
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