def test_compute_adjacency_matrix_args(almost_equal_decimals=5):
""" test the compute_adjacency_matrix parameter arguments """
input_types = ['data', 'adjacency', 'affinity']
params = [{'radius':1}, {'radius':2}]
for adjacency_method in adjacency_methods():
if adjacency_method == 'pyflann':
try:
import pyflann as pyf
except ImportError:
raise SkipTest("pyflann not installed.")
X = np.random.uniform(size=(10, 2))
D = compute_adjacency_matrix(X, adjacency_method, **params[1])
A = compute_affinity_matrix(D, radius=1)
for init_params in params:
for kwarg_params in params:
true_params = init_params.copy()
true_params.update(kwarg_params)
adjacency_true = compute_adjacency_matrix(X, adjacency_method, **true_params)
G = Geometry(adjacency_method=adjacency_method, adjacency_kwds=init_params)
for input in input_types:
G = Geometry(adjacency_kwds = init_params)
if input in ['data']:
G.set_data_matrix(X)
adjacency_queried = G.compute_adjacency_matrix(**kwarg_params)
assert_allclose(adjacency_true.toarray(),
adjacency_queried.toarray(), rtol=1E-5)
else:
if input in ['adjacency']:
G.set_adjacency_matrix(D)
else:
G.set_affinity_matrix(A)
msg = distance_error_msg
assert_raise_message(ValueError, msg, G.compute_adjacency_matrix)
def test_compute_adjacency_matrix_args(almost_equal_decimals=5):
""" test the compute_adjacency_matrix parameter arguments """
input_types = ['data', 'adjacency', 'affinity']
params = [{'radius': 1}, {'radius': 2}]
for adjacency_method in adjacency_methods():
if adjacency_method == 'pyflann':
try:
import pyflann as pyf
except ImportError:
raise SkipTest("pyflann not installed.")
X = np.random.uniform(size=(10, 2))
D = compute_adjacency_matrix(X, adjacency_method, **params[1])
A = compute_affinity_matrix(D, radius=1)
for init_params in params:
for kwarg_params in params:
true_params = init_params.copy()
true_params.update(kwarg_params)
adjacency_true = compute_adjacency_matrix(
X, adjacency_method, **true_params)
G = Geometry(adjacency_method=adjacency_method,
adjacency_kwds=init_params)
for input in input_types:
G = Geometry(adjacency_kwds=init_params)
if input in ['data']:
G.set_data_matrix(X)
adjacency_queried = G.compute_adjacency_matrix(
**kwarg_params)
assert_allclose(adjacency_true.toarray(),
adjacency_queried.toarray(),
rtol=1E-5)
else:
if input in ['adjacency']:
G.set_adjacency_matrix(D)
else:
G.set_affinity_matrix(A)
msg = distance_error_msg
assert_raise_message(ValueError, msg,
G.compute_adjacency_matrix)
def test_adjacency_methods():
assert_equal(set(adjacency_methods()),
{'auto', 'pyflann', 'ball_tree',
'cyflann', 'brute', 'kd_tree'})