Edge detection is important in images processing, it is a problem which is not resolved primely to this day. It is by reason of the importance of the problem itself, on the other hand, it also reflects the difficulty and depth of this problem. Edge is basic feature of digital image, it saves the shape information of objects in image while it highly reduces the information need to be disposed. Edge detection includes measurement, detection, orientation of gray-change. Edge detection is playing a very importa...