宗琴;姜树辉;刘艳霞;

• 1:重庆建筑工程职业学院
• 2:武汉市测绘研究院

摘要(Abstract)：

针对空间对象相似性描述未系统考虑地图的尺度变换,该文提出了模糊相似变换理论对多尺度地图中的空间对象相似性进行描述,线对象运用了连接到简单点的简单线的度和在16位方位系统中的方向值;简单面运用了中心距离维度、面积维度和方向维度建立了等弦方位角图谱。复杂空间对象以简单空间对象为组成要素,在尺度梯级变化和组成要素变化中度量模糊相似变换并建立模型。最终形成的度量模型可直接应用于矢量地图的更新、匹配、融合等,旨在为空间大数据的合理利用提供一定理论基础。

关键词(KeyWords)： 多尺度;模糊;相似变换;度量模型

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 宗琴;姜树辉;刘艳霞;

Email:

DOI: 10.16251/j.cnki.1009-2307.2018.11.012

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