本文分析了几个相关的算法，并指出其优劣点，提出了一个八连通区域提取算法。
In this paper, several related algorithms are analyzed and a new algorithm for 8-connected regions is proposed.
本文分析了几个相关的算法，并指出其优劣点，提出了一个八连通区域提取算法。
This paper presents an improved algorithm for searching connected area in binary image.
新算法最重要的特点是将四连通和八连通统一在一个公式之中，这是以往局部算法所没有的。
The most important feature of this formula is unifying the form of 4-connected and 8-connected, which is still lacking in traditional locally computing formulas.
应用推荐