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Use uint8 type for simple moments functions

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Johannes Schönberger
2014-11-26 17:08:42 -05:00
parent 71a5437794
commit fc0a6064d7
1 changed files with 3 additions and 6 deletions
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skimage/measure/_regionprops.py
+3 -6
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@@ -178,10 +178,6 @@ class _RegionProperties(object):
def image(self):
return self._label_image[self._slice] == self.label
@_cached_property
def _image_double(self):
return self.image.astype(np.double)
@_cached_property
def inertia_tensor(self):
mu = self.moments_central
@@ -239,12 +235,13 @@ class _RegionProperties(object):
@_cached_property
def moments(self):
return _moments.moments(self._image_double, 3)
return _moments.moments(self.image.astype(np.uint8), 3)
@_cached_property
def moments_central(self):
row, col = self.local_centroid
return _moments.moments_central(self._image_double, row, col, 3)
return _moments.moments_central(self.image.astype(np.uint8),
row, col, 3)
@_cached_property
def moments_hu(self):