[Rtk-users] R: Ring Artifacts correction

[Simon Rit]

Excellent! Thanks for sharing.

On Thu, Jul 9, 2020 at 3:33 PM Samuel Gerber <samuel.gerber at kitware.com>
wrote:

> This: https://github.com/InsightSoftwareConsortium/ITKRingArtifact
> might be of interest.
>
> Best,
> Sam
>
>
> On Thu, Jul 9, 2020 at 9:30 AM Simon Rit <simon.rit at creatis.insa-lyon.fr>
> wrote:
>
>> Hi Gabriele,
>> There is nothing readily available in RTK, sorry. A PhD student working
>> with me worked on that but using python scripts, see his PhD thesis here
>> <https://www.creatis.insa-lyon.fr/~srit/biblio/pivot2019.pdf>, chapter 7.
>> Simon
>>
>> On Thu, Jul 9, 2020 at 2:57 PM <gabriele.belotti.bergamo at gmail.com>
>> wrote:
>>
>>> Dear all,
>>>
>>> I’m forwarding this email as the original had an image that was blocked
>>> from the mailing list due to overall size.
>>>
>>> Gabriele
>>>
>>>
>>>
>>> *Da:* gabriele.belotti.bergamo at gmail.com <
>>> gabriele.belotti.bergamo at gmail.com>
>>> *Inviato:* mercoledì 1 luglio 2020 11.51
>>> *A:* rtk-users at public.kitware.com
>>> *Oggetto:* Ring Artifacts correction
>>>
>>>
>>>
>>> Dear Rtk users and developers,
>>>
>>> I have a set of projections that suffer both from truncation and ring
>>> artifacts.
>>> While for the first issue I’ve been fiddling with the --pad option to a
>>> satisfying result, I’m unsure what would be the best way to deal with the
>>> ring artifacts in RTK.
>>> I’ll attach a screenshot of the sinogram showing evident strikes and an
>>> animated gif with the resulting reconstruction highlighting the concentric
>>> rings.
>>>
>>> Thanks in advance for your help and input!
>>>
>>> Gabriele Belotti
>>> _______________________________________________
>>> Rtk-users mailing list
>>> Rtk-users at public.kitware.com
>>> https://public.kitware.com/mailman/listinfo/rtk-users
>>>
>> _______________________________________________
>> Rtk-users mailing list
>> Rtk-users at public.kitware.com
>> https://public.kitware.com/mailman/listinfo/rtk-users
>>
>
>
> --
> Samuel Gerber
> R&D Engineer
> Kitware, Inc.
>
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