def modelWithLittleNoiseAlmostEqualsModelWithNoNoise(self):
     """ test whether the ppca """
     modelNoNoise = buildPolyDataModel(DATADIR, 0)
     modelLittleNoise = buildPolyDataModel(DATADIR, 1e-8)
 def modelWithLittleNoiseAlmostEqualsModelWithNoNoise(self):
     """ test whether the ppca """
     modelNoNoise =  buildPolyDataModel(DATADIR,  0)
     modelLittleNoise = buildPolyDataModel(DATADIR, 1e-8)
 def setUp(self):
     self.model = buildPolyDataModel(DATADIR, 0)
 def setUp(self):
     self.model = buildPolyDataModel(DATADIR, 0)