Re: [Gimp-developer] denoise/edge detect

[Bill Skaggs <weskaggs gmail com>]

Basically what you are doing is running Difference of Gaussians, followed
by thresholding, then Difference of Gaussians again, then thresholding.
The parameter settings you use work for the image you created, but I doubt
that they will be very robust.

Bill



On Wed, Oct 2, 2013 at 4:31 AM, Ben Thurston <benpaulthurston gmail com>wrote:

> I found this algorithm to try and remove noise from a picture, but it seems
> to also work as an edge detector... it seems to yield different results on
> my sample image than any of the edge detectors built into gimp, so I
> thought maybe it would be interesting. I'll be monitoring if anyone feels
> like discussing it...
>
> http://benpaulthurstonblog.blogspot.com/2013/10/separating-noise-from-information-in.html
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