Archived from groups: rec.photo.digital, comp.graphics.apps.photoshop, comp.ai.neural-nets, sci.image.processing (More info?)
Hello,
Any recommendations for downloadable software that automatically
repairs scratches in images; by applying (AI) artifical-intelligence
e.g., neural-networks in reconstructing missing pixels?
Archived from groups: rec.photo.digital (More info?)
marcrosse@hotmail.com wrote:
> Any recommendations for downloadable
> software that automatically repairs scratches
> in images; by applying (AI) artifical-intelligence
> e.g., neural-networks in reconstructing missing
> pixels?
I'm not sure if it's sold as a download, but I've
used PSP, PS and PSE, but by far the best
digital scratch remover I've seen is the process
used by the Nikon scanning software -- is it
digital ICE? The results are spectacular. I've had
very old negs with serious scratches and even
crazing come out pristine.
Archived from groups: rec.photo.digital, comp.graphics.apps.photoshop, comp.ai.neural-nets, sci.image.processing (More info?)
marcrosse@hotmail.com wrote:
> Hello,
>
> Any recommendations for downloadable software that automatically
> repairs scratches in images; by applying (AI) artifical-intelligence
> e.g., neural-networks in reconstructing missing pixels?
What about simple smoothing filters? After all, a scratch
is just a thin continuum of extreme values that can be
replaced by interpolation.
A decision tree approach might work.
No experience, just a few thoughts.
Archived from groups: rec.photo.digital,comp.graphics.apps.photoshop,comp.ai.neural-nets,sci.image.processing (More info?)
<marcrosse@hotmail.com> wrote in message
news:1102385199.228524.83150@z14g2000cwz.googlegroups.com...
> Hello,
>
> Any recommendations for downloadable software that automatically
> repairs scratches in images; by applying (AI) artifical-intelligence
> e.g., neural-networks in reconstructing missing pixels?
>
> Thank-you
>
The folks that write the software are rather secretive about their
algorithms. You have to go by the qualty of the results.
Paint Shop Pro works well for me, though there is a learning curve to get
the best results. It is free for a trial period, so you don't buy unless
you like. Get it a www.jasc.com.
Archived from groups: rec.photo.digital,comp.graphics.apps.photoshop,comp.ai.neural-nets,sci.image.processing (More info?)
marcrosse@hotmail.com wrote:
> Any recommendations for downloadable software that automatically
> repairs scratches in images; by applying (AI) artifical-intelligence
> e.g., neural-networks in reconstructing missing pixels?
This is not a software recommendation, but I believe what you are
describing is what is called "inpainting" in computer vision research.
There have actually been some very nice results:
With these techniques you specify where the scratch is in the image and
it fills in that area with information from the surrounding pixels. I'm
not sure about implementations of these algorithms.
Archived from groups: rec.photo.digital (More info?)
"Mickey Dunston" <md588@wilberforce.grn> wrote in message
news:9eydnT2-E4RwgSjcRVn-iA@comcast.com...
> marcrosse@hotmail.com wrote:
>
>> Any recommendations for downloadable
>> software that automatically repairs scratches
>> in images; by applying (AI) artifical-intelligence
>> e.g., neural-networks in reconstructing missing
>> pixels?
>
> I'm not sure if it's sold as a download, but I've
> used PSP, PS and PSE, but by far the best
> digital scratch remover I've seen is the process
> used by the Nikon scanning software -- is it
> digital ICE? The results are spectacular. I've had
> very old negs with serious scratches and even
> crazing come out pristine.
That is because Digital ICE uses an infrared sensor to actually locate the
dust and scratches, which (in infrared) look very different from anything
that could actually be part of the image.
I hate to disillusion people, but even artificial intelligence doesn't know
what you intended your picture to look like. There are some pretty good
filters in Photoshop, though.
Michael Covington
Associate Director, Artificial Intelligence Center
The University of Georgia - www.ai.uga.edu/mc
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