以四分树为数据结构，建立了网格细分法生成自适应网格算法。

The generation algorithm of adaptive mesh which is based on the quad-tree data structure is presented.

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线性四分树将物体区域表示为组成物体区域的四分块的位置码的集合。

Linear quadtrees represent image as a set of orientation code of each object region.

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本文提出了一种基于线性四分树表示的二值图象四邻域寻找的快速算法。

This paper presents a 4-neighborhood finding algorithm for binary image represented by linear quadtrees.

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