| 地理信息特点的研究 |
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| 引用本文： | 闾国年,吴平生,陈钟明,钱亚东.地理信息特点的研究[J].南京师大学报,2000,23(2):120-124. |
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| 作者姓名： | 闾国年 吴平生 陈钟明 钱亚东 |
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| 作者单位： | [1]南京师范大学地理信息科学江苏省重点实验室 [2]南京大学城市与资源学系 |
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| 基金项目： | 教育部跨世纪优秀人才基金，江苏省政府“333工程”基金 |
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| 摘 要： | 地理信息基本特点的研究是当前地理信息科学基础研究重要内容之一。根据地理信息产生传输和转化的规律，作者将地理信息的特点归纳为客观存在性与抽象性、时空必瑟属性、可存储性与保传输性、可度量性与近似性、可转换性与可扩充性、商品性与共享性等特征。
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| 关 键 词： | 地理信息 时空特征 属性特征 可存储性 可传输性 |
Study on Geographic Information Features |
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| LU Guo-nian,WU Ping-sheng,QIAN Ya-dong,CHEN Zhong-ming.Study on Geographic Information Features[J].Journal of Nanjing Normal University(Natural Science Edition),2000,23(2):120-124. |
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| Authors: | LU Guo-nian WU Ping-sheng QIAN Ya-dong CHEN Zhong-ming |
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| Abstract: | Stuty on the basic features of geographic information is an important aspect of the basic threory study of Geographic Information Science. According to the law of geographic information production, transmmsion and transform, the authors summarize the features of geographic information as the following: objective and abstract feature, spatiao-temporal and attributive feature, storable and trasmissive feature, measurable and approximate feature, transformable and expansible feature, and commodity and sharing feature. |
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| Keywords: | geographic information spatiao-temporal feature attribute feature information sharing |
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