Computer Science ›› 2007, Vol. 34 ›› Issue (4): 140-144.
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GUO Ping ,TAN Yan (School of Computer Science, Chongqing University, Chongqing 400044)
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Abstract: Reasoning about direction relations is an important aspect of spatial reasoning. This paper main researches the representation and reasoning of direction relation based on hierarchy. Firstly, we research the relations between overlay of area, and propose
Key words: Direction relation, Hierarchical representation, Spatial reasonign
GUO Ping ,TAN Yan (School of Computer Science, Chongqing University, Chongqing 400044). [J].Computer Science, 2007, 34(4): 140-144.
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