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RTK/Examples/ADMMTVReconstruction - Revision history
2024-03-29T13:39:26Z
Revision history for this page on the wiki
MediaWiki 1.39.3
https://wiki.openrtk.org/index.php?title=RTK/Examples/ADMMTVReconstruction&diff=530&oldid=prev
Srit at 16:11, 12 November 2018
2018-11-12T16:11:55Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 12:11, 12 November 2018</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>This script uses the file [<del style="font-weight: bold; text-decoration: none;">http</del>://<del style="font-weight: bold; text-decoration: none;">midas3</del>.kitware.com/<del style="font-weight: bold; text-decoration: none;">midas</del>/download<del style="font-weight: bold; text-decoration: none;">?items=27326 </del>SheppLogan.txt] as input.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>This script uses the file [<ins style="font-weight: bold; text-decoration: none;">https</ins>://<ins style="font-weight: bold; text-decoration: none;">data</ins>.kitware.com/<ins style="font-weight: bold; text-decoration: none;">api/v1/item/5b179c938d777f15ebe2020b</ins>/download SheppLogan.txt] as input.</div></td></tr>
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Srit
https://wiki.openrtk.org/index.php?title=RTK/Examples/ADMMTVReconstruction&diff=210&oldid=prev
Cyril.mory: Created page with "<div class="floatcenter">200px 200px</div> This script uses the file [http://midas3.kitware.com/midas/download?items=27326 SheppLog..."
2014-05-06T09:50:53Z
<p>Created page with "<div class="floatcenter"><a href="/index.php/File:Sinogram.png" title="File:Sinogram.png">200px</a> <a href="/index.php/File:Overlay.png" title="File:Overlay.png">200px</a></div> This script uses the file [http://midas3.kitware.com/midas/download?items=27326 SheppLog..."</p>
<p><b>New page</b></p><div><div class="floatcenter">[[File:sinogram.png|200px]] [[File:overlay.png|200px]]</div><br />
<br />
This script uses the file [http://midas3.kitware.com/midas/download?items=27326 SheppLogan.txt] as input.<br />
<br />
<source lang="bash"><br />
# Create a simulated geometry<br />
rtksimulatedgeometry -n 180 -o geometry.xml<br />
# You may add "--arc 200" to make the scan short or "--proj_iso_x 200" to offset the detector<br />
<br />
# Create projections of the phantom file<br />
rtkprojectgeometricphantom -g geometry.xml -o projections.mha --spacing 2 --dimension 256 --phantomfile SheppLogan.txt<br />
<br />
# Reconstruct<br />
rtkadmmtotalvariation -p . -r projections.mha -o admmtv.mha -g geometry.xml --spacing 2 --dimension 256 --alpha 1 --beta 1000 -n 3<br />
<br />
# Create a reference volume for comparison<br />
rtkdrawgeometricphantom --spacing 2 --dimension 256 --phantomfile SheppLogan.txt -o ref.mha<br />
</source></div>
Cyril.mory