摘要： 介绍了基于物体边缘点确定特征点的算法，避免了在整个目标图像范围内寻找特征点，算法简单，速度快。仿真结果表明,该算法是有效的。

关键词: 极坐标化, 特征点, 边缘点, 型心

Abstract: In this paper, an algorithm of extracting characteristic points based on the edge points is introduced, avoiding searching characteristic points through the whole image. This method is very simple and efficient. The effectiveness of the algorithm is experimentally demonstrated.

中图分类号: 

• TP391.41