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Fix typo bug in perimeter function

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This commit is contained in:
Johannes Schönberger
2012-12-22 20:07:36 +01:00
parent ee16b9f61d
commit 257cf9585b
1 changed files with 4 additions and 4 deletions
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skimage/measure/_regionprops.py
+4 -4
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@@ -440,14 +440,14 @@ def perimeter(image, neighbourhood=4):
strel = STREL_4
else:
strel = STREL_8
eroded_image = ndimage.binary_erosion(image, strel)
eroded_image = ndimage.binary_erosion(image, strel, border_value=0)
border_image = image - eroded_image
# perimeter contribution: corresponding values in convolved image
perimeter_weights = {
1: (5, 7, 15, 17, 25, 27),
sqrt(2): (21, 33),
1 + sqrt(2) / 2: (13, 23)
1: (5, 7, 15, 17, 25, 27),
sqrt(2): (21, 33),
(1 + sqrt(2)) / 2: (13, 23)
}
perimeter_image = ndimage.convolve(border_image, np.array([[10, 2, 10],
[ 2, 1, 2],