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<p class="MsoNormal">I am using ITK 3.20 to do symmetric force demon registration, which uses histogram matching. I found that for some CTs, it works fine. However, for some CTs, it does not work with the following error message.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">itk::ExceptionObject (0x1c1679e0)<o:p></o:p></p>
<p class="MsoNormal">Location: "bool itk::Statistics::DenseFrequencyContainer::IncreaseFrequency(long unsigned int, float)"<o:p></o:p></p>
<p class="MsoNormal">File: /work/01515/wliu3/InsightToolkit-3.20.0/Code/Numerics/Statistics/itkDenseFrequencyContainer.cxx<o:p></o:p></p>
<p class="MsoNormal">Line: 84<o:p></o:p></p>
<p class="MsoNormal">Description: itk::ERROR: DenseFrequencyContainer(0x1c1431b0): Frequency container saturated for Instance<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I understood that this problem was in ITK 3.16, but i supposed this problem was fixed in ITK 3.20 by using the new statistics framework. Is my understanding wrong? Could you please give me some hints how to solve this problem?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Wei<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Wei Liu, PhD<o:p></o:p></p>
<p class="MsoNormal">Assistant Professor<o:p></o:p></p>
<p class="MsoNormal">The University of Texas M.D. Anderson Cancer Center<o:p></o:p></p>
<p class="MsoNormal">Department of Radiation Physics - Unit 94<o:p></o:p></p>
<p class="MsoNormal">Houston, Texas 77030<o:p></o:p></p>
<p class="MsoNormal"><b><span style="color:red"><a href="mailto:agatson@mdanderson.org"><span style="font-family:"Times New Roman","serif";color:blue">wliu3@mdanderson.org</span></a><o:p></o:p></span></b></p>
<p class="MsoNormal">Office: 713.794.4112<o:p></o:p></p>
<p class="MsoNormal">Fax: 713.563.2545<o:p></o:p></p>
<p class="MsoNormal">Pager: 713.404.6064<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><img border="0" width="199" height="98" id="Picture_x0020_1" src="cid:image001.png@01CE3607.91D30600"><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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