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Modify example to use remove_small_connected_components

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Juan Nunez-Iglesias
2013-03-03 15:18:12 +11:00
parent 5222fb5ff7
commit afed313369
1 changed files with 3 additions and 8 deletions
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doc/examples/applications/plot_coins_segmentation.py
+3 -8
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@@ -90,12 +90,8 @@ plt.title('Filling the holes')
Small spurious objects are easily removed by setting a minimum size for valid
objects.
"""
label_objects, nb_labels = ndimage.label(fill_coins)
sizes = np.bincount(label_objects.ravel())
mask_sizes = sizes > 20
mask_sizes[0] = 0
coins_cleaned = mask_sizes[label_objects]
from skimage import morphology
coins_cleaned = morphology.remove_small_connected_components(fill_coins, 21)
plt.figure(figsize=(4, 3))
plt.imshow(coins_cleaned, cmap=plt.cm.gray, interpolation='nearest')
@@ -149,8 +145,7 @@ plt.title('markers')
Finally, we use the watershed transform to fill regions of the elevation map starting from the markers determined above:
"""
from skimage.morphology import watershed
segmentation = watershed(elevation_map, markers)
segmentation = morphology.watershed(elevation_map, markers)
plt.figure(figsize=(4, 3))
plt.imshow(segmentation, cmap=plt.cm.gray, interpolation='nearest')