The image that has no noise changing in the portions will have a good view for user. A user can see the most
edge of object in this image, and the user has the ability
to distinguish the details of the image. For some case the
image will appear with a good efficient viewing. Some
images have a bad image pattern details viewing, but
have a number of edges and with details clear. When the
image has some noise or hidden data in it, the looking