中文说明：这是本人找到的非常好的几何特征提取源代码、 包括周长。面积。伸长度、矩形度等用过了，很不错的! — — 这是我最好的几何特征提取方法，包括外围找到源代码。地区。断裂伸长率，很好用的矩形度 ！
English Description：
This is my very good geometric feature extraction source code, including perimeter. the measure of area. Stretch length, rectangularity, etc. used, very good! -- this is my best geometric feature extraction method, including peripheral source code. Area. Elongation at break, good rectangle!