Function itkSampleLabel

Modules/Classification/CLUtilities/include/mitkCLUtil.h:391–407

  template <class TImageType1, class TImageType2>
  static void itkSampleLabel(TImageType1* image, TImageType2* output, double acceptrate, unsigned int label)
  {
    std::srand (time(nullptr));

    itk::ImageRegionConstIterator< TImageType1 > inputIter(image, image->GetLargestPossibleRegion());
    itk::ImageRegionIterator< TImageType2 > outputIter(output, output->GetLargestPossibleRegion());

    while (!inputIter.IsAtEnd())
    {
      double r = (double)(rand()) / RAND_MAX;
      if(inputIter.Get() == label && r < acceptrate)
        outputIter.Set(label);

      ++inputIter;
      ++outputIter;
    }
  }

  template <class TImageType>
  static void itkSampleLabel(TImageType* image, mitk::Image::Pointer & output, unsigned int n_samples_drawn)