1. Study of the background, the importance of the problem, the hypothesis of the study and related theories, 2
. Experimental determination of edge image by means of Isobel
3.? Experimental structure determination of images (Skeleton)
4.The cutout and figures out of the plate. Letters and numbers, and volume group With the letter a province name
5. The letters and numbers in both groups to the edge by using the method of the previous step.
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