RTK/Scripts/FDK: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
No edit summary |
||
| Line 6: | Line 6: | ||
# Create a simulated geometry | # Create a simulated geometry | ||
rtksimulatedgeometry -n 180 -o geometry.xml | 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 | # Create projections of the phantom file | ||
Revision as of 01:35, 15 January 2014
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