[Castor-users] Problem with CT reconstruction

Konstantinos P. Chatzipapas kwnchatz at upatras.gr
Fri Sep 4 12:00:55 CEST 2020


Hello to the CASToR community.!

I have run some MC simulations using GATE and the Moby mouse phantom. 
For the reconstruction I use MLTR and distanceDriven algorithms. The 
final reconstruction, after 8 sets and 25 subsets, still includes some 
artifacts that I cannot understand.

Any help to get rid of the artifacts could be reaaaaally useful.!

cdh/cdf that used with castor, the output hdr/img and the geom file of 
the scanner have been uploaded here:
https://drive.google.com/drive/folders/1RX6BdyHHoetqUo0LXrQiXyXE1twvyoys?usp=sharing


The command that we used is:
./castor-recon -df /path/to/ct_header_1deg.cdh -dout 
/path/to/reconMLTR_1deg_181 -it 8:25 -vb 2 -proj distanceDriven -opti 
MLTR -dim 181,181,512 -vox 0.2375,0.2375,0.240625


Kind Regards,
Konstantinos



-- 
-------------------------
Konstantinos Chatzipapas
   Medical Physicist, MSc
     University of Patras
https://physicsfeed.blogspot.com/


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