而路面结构性破损是最常见的，可以细分为龟裂、块裂、网裂、纵裂和横裂。提供的道路缺陷图像，运用 MATLAB 图形图像处理工具箱进行图形处理-Road defect categories can be subdivided into the cracks, the block splitting network cracking, longitudinal and transverse cracking. Rely on the defect image given by the Appendix, with MATLAB graphics image processing toolbox