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import InsightToolkit as itk
import sys
reader = itk.itkImageFileReaderF2_New()
reader.SetFileName( sys.argv[1] )
diffusion = itk.itkGradientAnisotropicDiffusionImageFilterF2F2_New()
diffusion.SetInput(reader.GetOutput())
diffusion.SetTimeStep(0.0625)
diffusion.SetConductanceParameter(9.0)
diffusion.SetNumberOfIterations( 5 );
gradient = itk.itkGradientMagnitudeImageFilterF2F2_New()
gradient.SetInput(diffusion.GetOutput())
watershed = itk.itkWatershedImageFilterF2_New()
watershed.SetInput(gradient.GetOutput())
watershed.SetThreshold(0.01)
watershed.SetLevel(0.2)
writer = itk.itkImageFileWriterUL2_New()
writer.SetFileName( sys.argv[2] )
writer.SetInput( watershed.GetOutput() )
writer.Update()
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