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Notice of Retraction
After careful and considered review of the content of this paper by a duly constituted expert committee, this paper has been found to be in violation of IEEE's Publication Principles.
We hereby retract the content of this paper. Reasonable effort should be made to remove all past references to this paper.
The presenting author of this paper has the option to appeal this decision by contacting TPII@ieee.org.
This paper proposes a matching template based on first order differential coefficient for fast edge extracting after analyzing and synthesizing the traditional algorithm of edge detection. The method is able to effectively thinning the image edge and increase the accuracy and efficiency.