sequential thinning algorithm造句

in order to attain the line edges in images, all edges are thinned by improved sequential thinning algorithm to be one pixel wide at first
算法从图像中提取直线边缘计算投影不变量，用于对目标建模并跟踪。
It's difficult to find sequential thinning algorithm in a sentence. 用sequential thinning algorithm造句挺难的