Automatic Segmentation and Enhancement of Pavement Cracks Based on 3D Pavement Images

Table 1

Composition of the SMFB.

Filter No.	Filter size
1-13	21×21	3	-90°,-75°,-60°,…, 90°
14-26	21×21	5	-90°,-75°,-60°,…, 90°
27-39	31×31	7	-90°,-75°,-60°,…, 90°
40-52	31×31	9	-90°,-75°,-60°,…, 90°