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Use gaussian pyramid function for collection viewer example
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@@ -21,9 +21,11 @@ home/end keys
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import numpy as np
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from skimage import data
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from skimage.viewer import CollectionViewer
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from skimage.transform import build_gaussian_pyramid
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img = data.lena()
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img_collection = [np.uint8(img * 0.9**i) for i in range(20)]
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img_collection = tuple(build_gaussian_pyramid(img))
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view = CollectionViewer(img_collection)
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view.show()
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