Stay on the mailing list please. I don't understand your question... You need to know the geometry of your system if that's what you mean. This is usually not obtained by image registration but by a calibration procedure. Simon
On Mon, Jan 6, 2020 at 2:38 PM Ali ghorbanian <e.a.g...@gmail.com> wrote: > Tank You, > Do I Need Registration and Matching Projection Before iterative > Algorithms(conjugate gradient, ...) Run? > > On Mon, Jan 6, 2020 at 4:54 PM Simon Rit <simon....@creatis.insa-lyon.fr> > wrote: > >> Hi, >> There is no FBP implementation for spiral CT. The only way this could >> work is with iterative algorithms (e.g., conjugate gradient) using Joseph >> forward and backprojectors. Voxel-based backprojector (the default) won't >> work because it does a bilinear interpolation on the projections. I don't >> have an example available for you, sorry... >> Cheers, >> Simon >> >> On Mon, Jan 6, 2020 at 1:08 PM Ali ghorbanian <e.a.g...@gmail.com> wrote: >> >>> Hi, >>> >>> I have a spiral model for CT (Fan Beam) imaging; how can I reconstruct >>> the output images with RTK? >>> >>> Tank you. >>> _______________________________________________ >>> Rtk-users mailing list >>> Rtk-users@public.kitware.com >>> https://public.kitware.com/mailman/listinfo/rtk-users >>> >>
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