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. 2018 Oct 14;18(10):3452. doi: 10.3390/s18103452

Figure 8.

Figure 8

Examples to present enhancement by Joint/Edge Class: (a,d,g) original images, (b,e,h) classification results with two classes, Crack and Surface, and (c,f,i) enhanced classification results with introducing Joint/Edge(SL) class.