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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hello Users,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I applied ITKStatisticsImageFilter to count the number of voxels for a series of Binary image. But I always get zero. Here is my code:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='text-autospace:none'> <span style='font-size:10.0pt;font-family:"Courier New";color:blue'>typedef</span><span style='font-size:10.0pt;font-family:"Courier New"'> itk::StatisticsImageFilter<OutputImageType> StatisticsImageFilterType;<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;font-family:"Courier New"'>StatisticsImageFilterType::Pointer nrOfVoxelsInMask = StatisticsImageFilterType::New();<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:10.0pt;font-family:"Courier New"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>nrOfVoxelsInMask->SetInput(filterBM->GetOutput());<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>std::cout<<<span style='color:#A31515'>"Number of Voxel"</span><<<span style='color:#A31515'>": "</span> << nrOfVoxelsInMask->GetSum()<<std::endl;<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal>“fiterBM” is the output (Binary images) of segmentation algorithm. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Could you please give me any ideas?<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>Yang<o:p></o:p></p></div></body></html>