anchor.diff:  TriangleThresholdImageFilter,True,True,,False
   UnaryMinusImageFilter,False,True,,False
   UnsharpMaskLevelSetImageFilter,True,False,,True
  -ValuedRegionalMaximaImageFilter,False,True,,True
  -ValuedRegionalMinimaImageFilter,False,True,,True
  +ValuedRegionalMaximaImageFilter,True,True,,True
  +ValuedRegionalMinimaImageFilter,True,True,,True
   VectorCastImageFilter,True,False,Already integrated into the Cast image filter,False
   VectorConfidenceConnectedImageFilter,True,True,,True
   VectorConnectedComponentImageFilter,True,True,,False
  
positive.code: StandardDeviationProjectionImageFilter,True,True,,False
  StatisticsImageFilter,True,True,,False
  StatisticsRelabelImageFilter,True,False,,True
  StreamingImageFilter,True,False,This is for pipelines,False
  SubtractImageFilter,True,True,,False
  SumProjectionImageFilter,True,True,,False
  
negative.code: IsotropicFourthOrderLevelSetImageFilter,True,False,,True
  IterativeDeconvolutionImageFilter,True,False,,False
  JoinSeriesImageFilter,True,True,,False
  KappaSigmaThresholdImageFilter,True,False,,True
  KernelImageFilter,True,False,base class?,False
  KittlerIllingworthThresholdImageFilter,True,True,,False
  LabelContourImageFilter,True,True,,False
  LabelGeometryImageFilter,True,False,Duplicate with LabelMaps?,False
  LabelMapContourOverlayImageFilter,True,True,,True
  LabelMapMaskImageFilter,True,True,,False
  LabelMapOverlayImageFilter,True,True,,False
  