Sir, I haven't created geometry.xml. My code and data-set are attached in the previous discussion. Also parameters for generating geometry explained in the same thread. I am working without creating geometry.xml but creating geometry in the code itself.
Thanks and Regards, AMJAD N On Tue, Apr 19, 2016 at 3:56 PM, louie L <[email protected]> wrote: > Can you please send the geometry.xml? > > Louie > > Sent from my iOS > > Am 19.04.2016 um 12:15 schrieb AMJAD N <[email protected]>: > > Sir, > > sdd and sid is measured from the experiment setup. > -0.5*spacing*(size-1) logic is applied and effect is same. > > The parameters we know are described below. Please go through it and help > me tackle this issue. > > Number of projections: 50 > > Object size: > x = 9.924236 mm > y = 8.3048 mm > z = 10.505572mm > > Detector panel: > flat panel : Width: 1032 px., Height: 1012 px. > Width: 51.6mm Height: 50.6mm > (Detector pixel pith: 0.05mm) > > Source to Detector Distance = 459.154 mm > Source to object axis distance = 95.331mm > > Direction of rotation: clock-wise > > Angle > start: 0 degrees > increment: 7.2 degrees > total: 360 degrees > > Thanks and Regards. > AMJADN > > On Tue, Apr 19, 2016 at 11:32 AM, Simon Rit < > [email protected]> wrote: > >> Dear Amjad, >> I had a quick look at your dataset. For sure, it's a geometry problem. Do >> you have any information regarding the geometry? How did you obtain sdd / >> sid? >> Currently, I can see that you have set the projections and the volume >> origin to 0,0,0 which is not correct, you probably want to center them for >> a first test. If you want to center them, the formula to compute the origin >> is -0.5*spacing*(size-1) for each corrdinate. >> Simon >> >> >> On 18/04/2016 08:50, AMJAD N wrote: >> >> Hi, The data set is reattached below,. Someone please look into it and >> help me please, >> >> http://filenurse.com/download/bb2827a35cc99a14feee17d2c37cdf76.html >> >> Thanks in advance >> AMJAD >> >>> >>> Message: 1 >>> Date: Thu, 14 Apr 2016 17:21:12 +0530 >>> From: AMJAD N <[email protected]> >>> To: [email protected] >>> Subject: [Rtk-users] Help Regarding FDK reconstruction >>> Message-ID: >>> < >>> cahq1iunqyc-zgrh7o6yrmtiwqnusapnokzrkpnxm5bpj_3b...@mail.gmail.com> >>> Content-Type: text/plain; charset="utf-8" >>> >>> Hi >>> >>> I am new to RTK. and I have been looking into it for the past two >>> weeks..I >>> think its an amazing tool.. >>> >>> My problem is: >>> >>> >>> I have a set of 50 raw CT scan projections of an industrial fin as shown >>> (fin.jpg) >>> I am reading it using ImageSeriesReader with RawimageIO and been have >>> trying to reconstruct it using FDKConeBeamReconstructionFilter. Its been >>> almost a week that I am trying this,but >>> I could not reconstruct it correctly >>> I tried varying my geometry, origin, spacing etc ..but still no hope >>> >>> Can u please look into my program(finRecon.txt) and the current output I >>> am >>> getting is output_fin.mha , which is incorrect and suggest some help >>> >>> The link to my dataset: >>> >>> http://expirebox.com/download/b523394ea63c635d10171a69e687993b.html >>> >>> raw image dimensions : 1032 *1012 >>> raw image 16 bit >>> current spacing: 0.05 0.05 0.05 >>> origin: 0 0 0 >>> step angle 7.2 degrees >>> >>> >>> Thanks in advance, >>> >>> AMJAD >>> -------------- next part -------------- >>> An HTML attachment was scrubbed... >>> URL: < >>> http://public.kitware.com/pipermail/rtk-users/attachments/20160414/784c3452/attachment-0001.html >>> > >>> >>> ------------------------------ >>> >>> Subject: Digest Footer >>> >>> _______________________________________________ >>> Rtk-users mailing list >>> [email protected] >>> http://public.kitware.com/mailman/listinfo/rtk-users >>> >>> >>> ------------------------------ >>> >>> End of Rtk-users Digest, Vol 44, Issue 3 >>> **************************************** >>> >> >> >> >> _______________________________________________ >> Rtk-users mailing >> [email protected]http://public.kitware.com/mailman/listinfo/rtk-users >> >> >> > _______________________________________________ > Rtk-users mailing list > [email protected] > http://public.kitware.com/mailman/listinfo/rtk-users > >
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