Automatic Recognition of Asphalt Pavement Cracks Based on Image Processing and Machine Learning Approaches: A Comparative Study on Classifier Performance

Table 4

p values of the LSSVM models with different feature number.

Feature; Number	Feature Number
	40	80	100	200	400
40	- -	0.923	0.003	0.002	0.000
80	0.923	- -	0.021	0.001	0.001
100	0.003	0.021	- -	0.564	0.132
200	0.002	0.001	0.564	- -	0.401
400	0.000	0.001	0.132	0.401	- -