def test_linkage_cophenet_tdist_Z(self):
# Tests cophenet(Z) on tdist data set.
expectedM = np.array([268, 295, 255, 255, 295, 295, 268, 268, 295, 295,
295, 138, 219, 295, 295])
Z = hierarchy_test_data.linkage_ytdist_single
M = cophenet(Z)
assert_allclose(M, expectedM, atol=1e-10)
def test_linkage_cophenet_tdist_Z(self):
# Tests cophenet(Z) on tdist data set.
expectedM = np.array([
268, 295, 255, 255, 295, 295, 268, 268, 295, 295, 295, 138, 219,
295, 295
])
Z = hierarchy_test_data.linkage_ytdist_single
M = cophenet(Z)
assert_allclose(M, expectedM, atol=1e-10)
def test_linkage_cophenet_tdist_Z_Y(self):
# Tests cophenet(Z, Y) on tdist data set.
Z = hierarchy_test_data.linkage_ytdist_single
(c, M) = cophenet(Z, hierarchy_test_data.ytdist)
expectedM = np.array([268, 295, 255, 255, 295, 295, 268, 268, 295, 295,
295, 138, 219, 295, 295])
expectedc = 0.639931296433393415057366837573
assert_allclose(c, expectedc, atol=1e-10)
assert_allclose(M, expectedM, atol=1e-10)
def test_linkage_cophenet_tdist_Z_Y(self):
# Tests cophenet(Z, Y) on tdist data set.
Z = hierarchy_test_data.linkage_ytdist_single
(c, M) = cophenet(Z, hierarchy_test_data.ytdist)
expectedM = np.array([
268, 295, 255, 255, 295, 295, 268, 268, 295, 295, 295, 138, 219,
295, 295
])
expectedc = 0.639931296433393415057366837573
assert_allclose(c, expectedc, atol=1e-10)
assert_allclose(M, expectedM, atol=1e-10)