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A Model for Representing and Reasoning of Spatial Relations between Simple Concave Regions
Author(s): OUYANG Ji-hong, FU Qian, LIU Da-you
Pages: 1830-
1836
Year: 2009
Issue:
8
Journal: Acta Electronica Sinica
Abstract: 空间拓扑关系的代表模型有区域连接演算RCC和9-交集模型.针对凹形区域间空间关系的研究工作主要有Cohn提出的RCC23.RCC23的表达力相对有限,在实际应用中具有一定的局限性.本文针对简单凹形区域空间关系的表示及推理,基于Egerdlofer和El-Geresy的空间推理方法,完成了如下工作:扩展9-交集矩阵得到16-交集矩阵;基于16-交集矩阵扩展RCC23提出了RCC62;给出了RCC62...
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