吴龙华,张立亭,闫晓天,罗亦泳

• 1:东华理工大学
• 2:江西省数字国土重点实验室(东华理工大学)
• 3:流域生态与地理环境监测国家测绘地理信息局重点实验室
• 4:武汉大学

摘要(Abstract)：

针对地理国情信息提取中出现的点与区属性代码漏输或输错、地表覆盖中点的文本与属性不一致、地表覆盖中点与区数目不一致、国情统计中区块与地表覆盖区块相交等若干问题进行研究,提出了点区属性统改法、属性重赋对比法、点区匹配法、区交分析法等方法。基于MapGIS平台,以含山县地理国情普查为例,对地理国情普查中出现的上述4点问题进行分析归纳,并将之与MapGIS各小功能模块结合,总结出了一套由各小功能模块组合而成的方法。实验结果表明:本文提出的方法不仅能够快速有效地解决上述4点问题,而且能够省时省力,为地理国情普查工作提供强有力的技术支持,具有较强的实用性。

关键词(KeyWords)： 地理国情;地表覆盖;信息提取;属性代码

Abstract:

Keywords:

基金项目(Foundation): 江西省自然科学基金项目(20132BAB201049,20151BAB213031);; 测绘地理信息江西省研究生创新教育基金项目

作者(Author): 吴龙华,张立亭,闫晓天,罗亦泳

DOI: 10.16251/j.cnki.1009-2307.2017.05.010

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