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Old 02-07-2011, 05:16 PM   #8
rkomar
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Quote:
Originally Posted by Tulapi View Post
Yes, rescaling seems to have an important effect. I tested different sizes of images. The pattern is always here, but it changes.
The pattern seems to be stronger with big images.
If the image is a scan from a publication, then maybe it would help if you despeckled it. Those often produce a moire effect when the image is rescaled using the nearest-neighbour algorithm.
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