轮廓抽取 meaning in English

contour extraction

This method compresses chinese font with three steps : stroke extraction , stroke outline clustering and character shape rebuilding
这样结构式压缩方法通过对现有轮廓字形进行笔划轮廓抽取、笔划轮廓聚类和字形重建制作结构式的压缩字形。
Stroke extraction is an important problem in chinese information processing . in this thesis , we research on many stroke extraction methods and improve the stroke extraction method based on pair of concave points
本文在对现有笔划抽取算法研究和比较的基础上，针对汉字字形结构式压缩方法的特点和需求，改进和完善了基于凹点对的笔划轮廓抽取算法。