Applying the algorithm to enhance the linear cracks in the road surface image, we can enhance the crack signals and restrain the discrete noise, such as oil droplet , cobblestone.

• 应用于含有局部线形裂纹的路面病害图像的增强,可以将裂纹信号基本增强出来,且对路面上离散的油滴、石子等点噪声抑制较好。