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add: test otsu

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Olivier Debeir
2012-11-12 14:40:49 +01:00
parent add437a9f2
commit db2e066f4c
1 changed files with 8 additions and 1 deletions
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skimage/filter/rank/tests/test_rank.py
+8 -1
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@@ -320,7 +320,13 @@ def test_empty_selem():
def test_otsu():
#
pass
test = np.tile([128, 145, 103, 127, 165, 83, 127, 185, 63, 127, 205, 43, 127, 225, 23, 127],(16,1))
test = test.astype(np.uint8)
res = np.tile([1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1],(16,1))
selem = np.ones((6,6), dtype=np.uint8)
th = 1*(test>=rank.otsu(test,selem))
assert_array_equal(th,res)
def test_entropy():
# verify that entropy is coherent with bitdepth of the input data
@@ -358,3 +364,4 @@ def test_entropy():
if __name__ == "__main__":
run_module_suite()