RTK/Scripts/FDK: Difference between revisions
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This script uses the file [http://midas3.kitware.com/midas/download?items=27326 SheppLogan.txt] as input. | This script uses the file [http://midas3.kitware.com/midas/download?items=27326 SheppLogan.txt] as input. | ||
<source lang="bash"> | <source lang="bash" line enclose="div"> | ||
# Create a simulated geometry | # Create a simulated geometry | ||
rtksimulatedgeometry -n 180 -o geometry.xml | rtksimulatedgeometry -n 180 -o geometry.xml | ||
Revision as of 08:46, 26 October 2015
Error creating thumbnail: File missing
Error creating thumbnail: File missing
This script uses the file SheppLogan.txt as input.
# Create a simulated geometry
rtksimulatedgeometry -n 180 -o geometry.xml
# You may add "--arc 200" to make the scan short or "--proj_iso_x 200" to offset the detector
# Create projections of the phantom file
rtkprojectgeometricphantom -g geometry.xml -o projections.mha --spacing 2 --dimension 256 --phantomfile SheppLogan.txt
# Reconstruct
rtkfdk -p . -r projections.mha -o fdk.mha -g geometry.xml --spacing 2 --dimension 256
# Create a reference volume for comparison
rtkdrawgeometricphantom --spacing 2 --dimension 256 --phantomfile SheppLogan.txt -o ref.mha