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This paper,by comparing the speciality of the several current data structure:B-tree,R-tree,Quad-tree,Frame which are fit for storing of spatial data,i ...展开
ntroduces the idea of flexibility of dynamically adjustable of Quadtree into the structure of Frame.According to storing feature and retrieving demand,the author proposes a indexing structure-SQ tree to suit quick store of spatial data and discusses the physic realization of the SQ-tree structure and makes a initial qualitative analysis and comparision of the SQ-tree in the ani. 收起
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