多尺度矢量空间数据融合的基本问题研究Research on basic problems of multi-scale vector spatial data fusion
马京振,孙群,李少梅,徐青,温伯威
摘要(Abstract):
针对不同尺度的矢量空间数据在几何、属性和空间关系特征等方面存在诸多差异,严重影响了空间数据的共享集成与应用的问题,该文探讨了多尺度矢量空间数据融合的基本问题。通过将不同尺度的空间数据进行集成统一,经过空间数据匹配、制图综合以及空间关系处理等过程,使数据在属性和几何位置上相互印证、相互补充和相互关联,进而实现空间信息的融合和增强。该文深入分析了多尺度矢量空间数据的差异性根源和表现形式,明确了概念和研究范畴,从系统的角度进行了分类和数学上的形式化定义,并提出了具体的研究内容和技术框架。
关键词(KeyWords): 多尺度;空间数据融合;实体匹配;制图综合;空间关系处理
基金项目(Foundation): 国家自然科学基金项目(42101454);; 河南省中原学者资助项目(202101510001);; 智慧中原地理信息技术河南省协同创新中心和时空感知与智能处理自然资源部重点实验室基金资助项目(212102)
作者(Author): 马京振,孙群,李少梅,徐青,温伯威
DOI: 10.16251/j.cnki.1009-2307.2022.09.025
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