| 线状目标地图空间信息定量度量方法研究综述 |
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| 引用本文： | 孙金礼,陈杰,邓敏.线状目标地图空间信息定量度量方法研究综述[J].测绘科学,2011,36(2):33-36,39. |
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| 作者姓名： | 孙金礼 陈杰 邓敏 |
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| 作者单位： | 山西大同大学矿业工程系;中南大学测绘与国土信息工程系; |
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| 摘 要： | 地图信息的定量度量是地图制图学领域中的一个重要问题,也是评价制图质量、地图综合算法以及实现空间信息有效传输的基础.它不仅有助于理解空间信息的特征,而且对有效地利用空间信息也是十分重要的.本文回顾了国内外相关研究成果,指出现有研究中存在的主要问题和不足,围绕地图信息度量,从地图空间信息复杂性的角度和地图目标空间分布的角度...
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| 关 键 词： | 线目标 地图空间信息度量 分形维数 信息熵 形态学算子 |
Methods of quantitative measurement of geospatial information for line object |
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| SUN Jin-li,CHEN Jie,DENG Min.Methods of quantitative measurement of geospatial information for line object[J].Science of Surveying and Mapping,2011,36(2):33-36,39. |
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| Authors: | SUN Jin-li CHEN Jie DENG Min |
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| Institution: | ②(①Department of Mining and Technology,Shanxi Datong University,Shanxi Datong 037003,China;②Department of Surveying and Geo-informatics,Central South University,Changsha 410083,China) |
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| Abstract: | To measure map information is one of key issues in the field of cartography,and is also the basis of evaluating cartographic quality and generalization algorithm,and transferring to geospatial information.It is not only important for further understanding characteristics of map information,but also for the effective use of map information.This paper developed some quantitative methods for the measurement of map information.After reviewing relevant research progress and pointing out the existing problems and... |
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| Keywords: | line object geospatial information measurement fractal dimension entropy morphological operator |
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