| 空间实体关联规则提取技术研究 |
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| 引用本文： | 王海涛,刘海砚.空间实体关联规则提取技术研究[J].测绘与空间地理信息,2011,34(1):5-9. |
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| 作者姓名： | 王海涛 刘海砚 |
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| 作者单位： | 王海涛,WANG Hai-tao(信息工程大学测绘学院,河南,郑州,450052;61363部队,陕西,西安,710054);刘海砚,LIU Hai-yan(信息工程大学测绘学院,河南,郑州,450052) |
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| 基金项目： | 国家863计划项目，国家自然科学基金 |
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| 摘 要： | 总结了空间关联规则的定义及表达方法,针对传统关联规则提取方法的不足,根据提取的关联性指标不同,提出了基于空间拓扑关系提取法、基于空间距离、基于空间方向关系提取法和基于属性相似性提取法四种空间关联规则提取方法.设计了空间关联规则提取的技术流程,通过实例验证了方法的有效性,最后探讨了今后研究的方向.
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| 关 键 词： | 空间关联规则 拓扑关系 距离关系 方向关系 属性相似性 |
Study of Spatial Entity Association Rules Extraction Technology |
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| WANG Hai-tao,LIU Hai-yan.Study of Spatial Entity Association Rules Extraction Technology[J].Geomatics & Spatial Information Technology,2011,34(1):5-9. |
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| Authors: | WANG Hai-tao LIU Hai-yan |
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| Institution: | 1(1.Institute of Surveying and Mapping,Information Engineering University,Zhengzhou 450052,China;2.61363Troops,Xi′an 710054,China) |
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| Abstract: | This paper summarized the definition and expression method of spatial association rules,and proposed four types of spatial association rules extraction methods including spatial topological relation based extraction method,spatial distance based extraction method,spatial direction based extraction method and attribute similarity based extraction method.This paper designed the technique workflow for spatial association rules extraction,which was proved to be effective through the experiment,and finally discu... |
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| Keywords: | spatial association rules topological relation distance relation direction relation attribute similarity |
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