This step is taken, the value of point grey intensity level at the side of the point image.Want to find the average value of image processing to bring the results of the average intensity value instead.The original point of the image, which, in this research, a number of nearby images to use tamper-proof filter on average.Size: 3 x 3, that is, to bring the average mark to make the revolution with the original image so that the image.That source is used in this step to use the system in green (Green Channel).
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