殷勇,李成名,陈燕妮,张鸿刚

• 1:山东科技大学测绘科学与工程学院
• 2:中国测绘科学研究院
• 3:贵州省第三测绘院

摘要(Abstract)：

针对复杂图斑特征未进行识别或描述不精确,导致符号填充时出现部分区域符号布局不合理或无符号的问题。该文首先提出一种基于剪枝骨架线交叉口的面划分方法对图斑进行剖分,接着利用平铺性指数和狭长性指数进行形状识别,最后将剖分后图斑识别为点型、狭长型、平铺型、位移型4种基本类型图斑的组合进行填充。利用贵州省某区域地理国情数据,将本文方法与传统符号填充方法进行对比验证,实验结果表明:本文方法能明显提升图斑符号填充饱满度以及配置效果,适用于任意复杂图斑的填充。

关键词(KeyWords)： 图斑;符号填充;面剖分;平铺性指数;狭长性指数

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金面上项目(41871375);; 贵州省科技计划项目(2018-2788)

作者(Author): 殷勇,李成名,陈燕妮,张鸿刚

DOI: 10.16251/j.cnki.1009-2307.2019.06.045

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