Edge signal on Mirax Images

Adam Goode adam at spicenitz.org
Wed Jan 4 10:14:57 EST 2012

Does the alpha channel help you at all? Maybe you could threshold on
a<0.9 or something.


On Wed, Jan 4, 2012 at 09:28,  <ajwood at mta.ca> wrote:
> Hi all,
> When I pull out a downsampled layer from a Mirax slide, I lose the
> crisp black/white boundary between scanned and unscanned sections of
> the image. I get a 1-pixel wide gray border, which looks like real
> signal. Has this been a problem for anyone else and has anyone found
> an easy fix?
> Thanks,
> Andrew
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