hi, you did see this tutorial, right?
https://www.youtube.com/watch?v=zzVXK4eAM5E cheers, jo On Fri, Apr 14, 2017 at 1:06 AM, Andy <[email protected]> wrote: > I don't get great results with the de-noising modules. I can smooth over the > noise with the wavelet denoising, > but that also looses a lot of details. > But I also just wanted to understand the equalizer. It seems I don't really > understand what it does to the wavelets > if I can't remove very high frequency noise. Maybe I should read the paper? > But first I wanted to know > if that was expected or if there was some easy explanation for it. > > > On 04/13/2017 04:53 AM, Rob Z. Smith wrote: >> >> Why would you want to use the equalizer? I mean, if you have a type of >> noise that the dedicated de-noising modules are suitable for and more >> effective for than the (more general purpose) equalizer, why not use them? >> Rob. >> -----Original Message----- >> From: Andy [mailto:[email protected]] >> Sent: 13 April 2017 03:53 >> To: darktable-users >> Subject: [darktable-user] Can't remove high frequency chroma noise with >> equalizer >> >> Hi. >> I'm trying to understand the equalizer better. >> I have an image shot at very high ISO: >> https://www.dropbox.com/s/gkrcxshydk0slfc/DSC04403.ARW?dl=0 >> I want to denoise it using the equalizer. >> But no matter how high I drag the denoising curve, there is still high >> frequency noise in the image: >> https://www.dropbox.com/s/r7rxhgkzapdz72e/chroma_noise.png?dl=0 >> >> Is that expected? I would have thought that I can completely remove this >> noise. >> Using the profiled denoising with wavelets, I can easily smooth over it. >> I thought >> the equalizer could do the same. >> >> I'm using 2.2.4 >> >> Thanks! >> >> Andy >> >> ____________________________________________________________________________ >> darktable user mailing list >> to unsubscribe send a mail to >> [email protected] >> > > ____________________________________________________________________________ > darktable user mailing list > to unsubscribe send a mail to [email protected] > ____________________________________________________________________________ darktable user mailing list to unsubscribe send a mail to [email protected]
