Hi Vincent, This sounds like a typical geometry problem. It's hard to guess what could be the problem without data. Is it a system for which you're able to reconstruct in the opposite direction? Simon
On Thu, Aug 27, 2020 at 2:17 PM Vincent Libertiaux <[email protected]> wrote: > Dear RTK users, > > I am trying to reconstruct a volume using the opposite rotation > direction; I basically defined my rotation angle to be -360 degrees and > my initial angle to be 359.6 (I have 900 projections). > > The results present artefacts, mostly important blurs compared to the > "original" reconstruction. To be sure I was not misinterpreting the way > rtk deals with the geometry, I performed the same reconstruction with > the "direct" rotation direction (from 0 to 359.6) but reordering my > projections instead, which yields in the same blurry results. > > I feel I am missing some basic understanding of what is happening, any > help you can provide would be much appreciated ! > > Best regards, > > Vincent > > _______________________________________________ > Rtk-users mailing list > [email protected] > https://public.kitware.com/mailman/listinfo/rtk-users > >
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