【摘要】 本文改进常曲率线条的抽取算法，提出了大量节约内存和计算时间的改进算法，并对圆弧识别算法中圆心偏移进行了矫正，达到了满意的识别效果．更多还原

【Abstract】 A developed algorithm for extraction of constant curvature lines in object outlines is presented, which greatly reduces running time and memory requirements. In addition, circle center drift in existing algorithm for circle recognition has been efficiently corrected.更多还原