def test_private_categorical_hist(example_private_table: PrivateTable):
"""check private hist implementation for categorical column."""
noisy_hist = example_private_table.cat_hist('Name', PrivacyBudget(10000.))
err = [1, 1, 1]
noisy_hist.sort()
assert all(np.abs(noisy_hist - [1, 1, 2]) < err)
del noisy_hist
def test_private_categorical_hist(example_private_table: PrivateTable):
"""check private hist implementation for categorical column of Classes in iris dataset.
bins: Iris-setosa, Iris-versicolor, Iris-virginica
"""
noisy_hist = example_private_table.cat_hist('Class', PrivacyBudget(10000.))
err = [1, 1, 1]
noisy_hist.sort()
assert all(np.abs(noisy_hist-[50, 50, 50]) < err)
del noisy_hist
def test_private_categorical_hist(example_private_table: PrivateTable):
"""check private hist implementation for categorical column of Education in adult dataset.
bins: HS-grad, Bachelors etc
"""
noisy_hist = example_private_table.cat_hist('Education',
PrivacyBudget(10000.))
err = [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
noisy_hist.sort()
assert all(
np.abs(noisy_hist - [
51, 168, 333, 413, 433, 514, 576, 646, 933, 1067, 1175, 1382, 1723,
5355, 7291, 10501
]) < err)
del noisy_hist
