def test_distance_kullback():
"""Test kullback divergence"""
A = 2*np.eye(3)
B = 2*np.eye(3)
assert_array_almost_equal(distance_kullback(A, B), 0)
assert_array_almost_equal(distance_kullback_right(A, B), 0)
assert_array_almost_equal(distance_kullback_sym(A, B), 0)
def test_distance_kullback():
"""Test kullback divergence"""
A = 2 * np.eye(3)
B = 2 * np.eye(3)
assert_array_almost_equal(distance_kullback(A, B), 0)
assert_array_almost_equal(distance_kullback_right(A, B), 0)
assert_array_almost_equal(distance_kullback_sym(A, B), 0)
def test_distance_generic_kullback():
"""Test logeuclid distance for generic function"""
A = 2*np.eye(3)
B = 2*np.eye(3)
assert_equal(distance(A,B,metric='kullback'),distance_kullback(A,B))
assert_equal(distance(A,B,metric='kullback_right'),distance_kullback_right(A,B))
assert_equal(distance(A,B,metric='kullback_sym'),distance_kullback_sym(A,B))
def test_distance_generic_kullback():
"""Test logeuclid distance for generic function"""
A = 2 * np.eye(3)
B = 2 * np.eye(3)
assert_equal(distance(A, B, metric='kullback'), distance_kullback(A, B))
assert_equal(distance(A, B, metric='kullback_right'),
distance_kullback_right(A, B))
assert_equal(distance(A, B, metric='kullback_sym'),
distance_kullback_sym(A, B))