vtkOtsu.h

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00001 
00002 
00003 #ifndef __VTK__VTK__OTSU__H__
00004 #define __VTK__VTK__OTSU__H__
00005 
00006 
00007 #include "vtkImageData.h"
00008 
00009 class vtkOtsu
00010 {
00011 public:
00012         vtkOtsu();
00013         virtual ~vtkOtsu();
00014         double calculateOptimalThreshold(vtkImageData *volume, vtkImageData *region);
00015 private:
00016         double getCriteria(double threshold);
00017         
00018         int voxelCount;
00019         int* histogram;
00020         double* criterias;
00021         
00022         vtkImageData *volume;
00023         vtkImageData *region;
00024 
00025         double sigmaT;
00026         double max;
00027 
00028 };
00029 
00030 
00031 
00032 #endif // __VTK__VTK__OTSU__H__