时空数据的动态关联技术研究Dynamic correlation technology of spatio-temporal data
姚春雨,唐新明,史绍雨,闫浩文
摘要(Abstract):
为了检测时空数据之间的发展变化关系,本文研究时空数据的动态关联技术,提出了一种动态关联算法和一种基本的时空变化类型。该算法用几何特征和属性特征相结合的方法进行匹配和变化检测,可以匹配时空对象并自动提取变化情况,能够解决一对一、一对多、多对一和多对多的变化关系,并且可以检测出时空对象的移动变化情况。
关键词(KeyWords): 动态关联;时空数据;变化检测;匹配
基金项目(Foundation): 国家863基金资助项目(2009AA121404)
作者(Author): 姚春雨,唐新明,史绍雨,闫浩文
DOI: 10.16251/j.cnki.1009-2307.2013.02.010
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