anchor.diff:  ParallelSparseFieldLevelSetImageFilter,True,False,base class,False
   ParametricImageSource,True,False,,False
   PasteImageFilter,True,True,,False
  +PatchBasedDenoisingImageFilter,False,True,,False
   PermuteAxesImageFilter,True,True,,False
   PhysicalPointImageSource,True,False,,False
   PowImageFilter,True,True,,False
  
positive.code: FFTConvolutionImageFilter,True,True,,False
  FFTNormalizedCorrelationImageFilter,False,True,,False
  FFTShiftImageFilter,True,True,,False
  FFTWComplexToComplexImageFilter,True,False,,False
  FFTWForwardFFTImageFilter,True,False,,False
  FFTWHalfHermitianToRealInverseFFTImageFilter,True,False,,False
  FFTWInverseFFTImageFilter,True,False,,False
  FFTWRealToHalfHermitianForwardFFTImageFilter,True,False,,False
  FastApproximateRankImageFilter,True,True,,True
  FastChamferDistanceImageFilter,True,False,,True
  FastMarchingExtensionImageFilter,True,False,,True
  
negative.code: DilateObjectMorphologyImageFilter,True,True,,False
  DirectFourierReconstructionImageToImageFilter,True,False,,True
  DirectedHausdorffDistanceImageFilter,True,False,,True
  DiscreteGaussianDerivativeImageFilter,True,True,,True
  DiscreteGaussianImageFilter,True,True,,False
  DivideFloorImageFilter,False,True,,False
  DivideImageFilter,True,True,,False
  