https://www.na-mic.org/w/index.php?action=history&feed=atom&title=Projects%3ASlicerFAQ%3ARegistrationContrast 2026-06-11T23:15:41Z Revision history for this page on the wiki MediaWiki 1.33.0 https://www.na-mic.org/w/index.php?title=Projects:SlicerFAQ:RegistrationContrast&diff=97408&oldid=prev 2017-07-10T17:51:08Z

<p>Text replacement - &quot;http://www.slicer.org/slicerWiki/index.php/&quot; to &quot;https://www.slicer.org/wiki/&quot;</p> <table class="diff diff-contentalign-left" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">Revision as of 17:51, 10 July 2017</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l2" >Line 2:</td> <td colspan="2" class="diff-lineno">Line 2:</td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"><div>= I want to register images with different contrast =  </div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"><div>= I want to register images with different contrast =  </div></td></tr> <tr><td class='diff-marker'>−</td><td style="color: #222; 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>*The two most critical image features that determine automated registration accuracy and robustness are image contrast and resolution. Differences in image contrast are best addressed with the appropriate cost function. The cost function that has proven most reliable for registering images with different contrast (e.g. a T1 MRI to a T2 or an MRI to CT or PET) is '''mutual information'''. All intensity-based registration modules use mutual information as the default cost function. Only the [<del class="diffchange diffchange-inline">http</del>://www.slicer.org/<del class="diffchange diffchange-inline">slicerWiki/index.php</del>/Modules:RegisterImages-Documentation-3.6 ''Expert Automated Registration''] module lets you choose alternative cost function.</div></td><td class='diff-marker'>+</td><td style="color: #222; 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>*The two most critical image features that determine automated registration accuracy and robustness are image contrast and resolution. Differences in image contrast are best addressed with the appropriate cost function. The cost function that has proven most reliable for registering images with different contrast (e.g. a T1 MRI to a T2 or an MRI to CT or PET) is '''mutual information'''. All intensity-based registration modules use mutual information as the default cost function. Only the [<ins class="diffchange diffchange-inline">https</ins>://www.slicer.org/<ins class="diffchange diffchange-inline">wiki</ins>/Modules:RegisterImages-Documentation-3.6 ''Expert Automated Registration''] module lets you choose alternative cost function.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"><div>No extra adjustment is therefore needed in terms of adjusting parameters to register images of different contrast. Depending on  the amount of differences you may consider masking to exclude distracting image content or adjusting the ''Histogram Bins'' setting to increase/decrease the level of intensity detail the algorithm is aware of.</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"><div>No extra adjustment is therefore needed in terms of adjusting parameters to register images of different contrast. Depending on  the amount of differences you may consider masking to exclude distracting image content or adjusting the ''Histogram Bins'' setting to increase/decrease the level of intensity detail the algorithm is aware of.</div></td></tr> </table>

Grundlett https://www.na-mic.org/w/index.php?title=Projects:SlicerFAQ:RegistrationContrast&diff=61286&oldid=prev 2010-11-18T03:23:59Z

<p><span dir="auto"><span class="autocomment">I want to register images with different contrast</span></span></p> <table class="diff diff-contentalign-left" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">Revision as of 03:23, 18 November 2010</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l2" >Line 2:</td> <td colspan="2" class="diff-lineno">Line 2:</td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"><div>= I want to register images with different contrast =  </div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"><div>= I want to register images with different contrast =  </div></td></tr> <tr><td class='diff-marker'>−</td><td style="color: #222; 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>*The two most critical image features that determine automated registration accuracy and robustness are image contrast and resolution. Differences in image contrast are best addressed with the appropriate cost function. The cost function that has proven most reliable for registering images with different contrast (e.g. a T1 MRI to a T2 or an MRI to CT or PET) is '''mutual information'''. All intensity-based registration modules use mutual information as the default cost function. Only the ''Expert Automated Registration'' module lets you choose alternative cost function.</div></td><td class='diff-marker'>+</td><td style="color: #222; 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>*The two most critical image features that determine automated registration accuracy and robustness are image contrast and resolution. Differences in image contrast are best addressed with the appropriate cost function. The cost function that has proven most reliable for registering images with different contrast (e.g. a T1 MRI to a T2 or an MRI to CT or PET) is '''mutual information'''. All intensity-based registration modules use mutual information as the default cost function. Only the <ins class="diffchange diffchange-inline">[http://www.slicer.org/slicerWiki/index.php/Modules:RegisterImages-Documentation-3.6 </ins>''Expert Automated Registration''<ins class="diffchange diffchange-inline">] </ins>module lets you choose alternative cost function.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"><div>No extra adjustment is therefore needed in terms of adjusting parameters to register images of different contrast. Depending on  the amount of differences you may consider masking to exclude distracting image content or adjusting the ''Histogram Bins'' setting to increase/decrease the level of intensity detail the algorithm is aware of.</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; 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;"><div>No extra adjustment is therefore needed in terms of adjusting parameters to register images of different contrast. Depending on  the amount of differences you may consider masking to exclude distracting image content or adjusting the ''Histogram Bins'' setting to increase/decrease the level of intensity detail the algorithm is aware of.</div></td></tr> </table>

Meier https://www.na-mic.org/w/index.php?title=Projects:SlicerFAQ:RegistrationContrast&diff=61285&oldid=prev 2010-11-18T03:22:20Z

<p>Created page with &#039;*<a href="/wiki/Projects:SlicerFAQ" title="Projects:SlicerFAQ">back to Slicer FAQ</a> = I want to register images with different contrast = *The two most critical image features that determine automated registration acc…&#039;</p> <p><b>New page</b></p><div>*[[Projects:SlicerFAQ|back to Slicer FAQ]]<br /> <br /> = I want to register images with different contrast = <br /> *The two most critical image features that determine automated registration accuracy and robustness are image contrast and resolution. Differences in image contrast are best addressed with the appropriate cost function. The cost function that has proven most reliable for registering images with different contrast (e.g. a T1 MRI to a T2 or an MRI to CT or PET) is '''mutual information'''. All intensity-based registration modules use mutual information as the default cost function. Only the ''Expert Automated Registration'' module lets you choose alternative cost function.<br /> <br /> No extra adjustment is therefore needed in terms of adjusting parameters to register images of different contrast. Depending on the amount of differences you may consider masking to exclude distracting image content or adjusting the ''Histogram Bins'' setting to increase/decrease the level of intensity detail the algorithm is aware of.</div>

Meier