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On Sat, 08 Jun 2002 23:14:36 +0300, Kari Kivisalo
<pro### [at] luxlab com> wrote:
>I found that adding Gaussian noise individually to each channel
>and twice as much to blue channel duplicated quite accurately
>noise in a couple of 6000dpi slide scans. Blue channel is more noisy
>in all imaging systems. I scale up the image, add noise, blur a little
>to prevent noise aliasing, scale down and mix with original.
That sounds interesting, at least for simulating electronic scans and
digital camera images. Have you ever given any thought to simulating
film grain?
Later,
Glen
7no### [at] ezwv com (Remove the numeral "7")
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