def testFeatureExtraction(self):
wl_state_exp = {
"labels": {
"g": "wl_0.0",
"n": "wl_0.1",
"r": "wl_0.2",
"b": "wl_0.3",
"wl_0.0;in(wl_0.2),out(wl_0.2)": "wl_1.0",
"wl_0.1;in(wl_0.2),out(wl_0.2)": "wl_1.1",
"wl_0.2;in(wl_0.1)": "wl_1.2",
"wl_0.2;out(wl_0.0,wl_0.1)": "wl_1.3",
"wl_0.2;in(wl_0.0)": "wl_1.4",
"wl_0.1;in(wl_0.3),out(wl_0.2)": "wl_1.5",
"wl_0.3;out(wl_0.1)": "wl_1.6",
"wl_0.2;in(wl_0.1,wl_0.1)": "wl_1.7"
},
"next_labels": {
0: 4,
1: 8
}
}
dummy_hypergraph = Hypergraph(example_graphs.snm_dummy_graph)
rballs_database = [r_ball_hyper(dummy_hypergraph, "n_2", 1, edge_dir=1),
r_ball_hyper(dummy_hypergraph, "n_2", 1, edge_dir=-1)]
features = []
wl_state = None
for rball in rballs_database:
new_features, wl_state = feature_extraction.extract_features(rball, wl_iterations=1, wl_state=wl_state)
features += new_features
self.assertEqual(wl_state_exp, wl_state, "The wrong wl_state was computed by Weisfeiler-Lehman.")
isomorphic = all([algorithms.isomorphic(features[i], example_graphs.snm_dummy_graph_features[i]) for i in range(len(features))])
self.assertTrue(isomorphic, "Wrong features extracted.")
def compute_column_fingerprints(self, record_graphs):
assert self.wl_state
features = []
for hypergraph in record_graphs:
new_features, self.wl_state = feature_extraction.extract_features(hypergraph, self.wl_iterations, self.wl_state)
features += new_features
column = set()
for feature in features:
shingles = shingle_extraction.extract_shingles(feature)
fingerprints = fingerprint.get_fingerprints(shingles)
column |= set(fingerprints)
return sorted(column)
def testFeatureExtraction(self):
wl_state_exp = {
"labels": {
"g": "wl_0.0",
"n": "wl_0.1",
"r": "wl_0.2",
"b": "wl_0.3",
"wl_0.0;in(wl_0.2),out(wl_0.2)": "wl_1.0",
"wl_0.1;in(wl_0.2),out(wl_0.2)": "wl_1.1",
"wl_0.2;in(wl_0.1)": "wl_1.2",
"wl_0.2;out(wl_0.0,wl_0.1)": "wl_1.3",
"wl_0.2;in(wl_0.0)": "wl_1.4",
"wl_0.1;in(wl_0.3),out(wl_0.2)": "wl_1.5",
"wl_0.3;out(wl_0.1)": "wl_1.6",
"wl_0.2;in(wl_0.1,wl_0.1)": "wl_1.7"
},
"next_labels": {
0: 4,
1: 8
}
}
dummy_hypergraph = Hypergraph(example_graphs.snm_dummy_graph)
rballs_database = [
r_ball_hyper(dummy_hypergraph, "n_2", 1, edge_dir=1),
r_ball_hyper(dummy_hypergraph, "n_2", 1, edge_dir=-1)
]
features = []
wl_state = None
for rball in rballs_database:
new_features, wl_state = feature_extraction.extract_features(
rball, wl_iterations=1, wl_state=wl_state)
features += new_features
self.assertEqual(
wl_state_exp, wl_state,
"The wrong wl_state was computed by Weisfeiler-Lehman.")
isomorphic = all([
algorithms.isomorphic(features[i],
example_graphs.snm_dummy_graph_features[i])
for i in range(len(features))
])
self.assertTrue(isomorphic, "Wrong features extracted.")
def get_shingle_fingerprints():
def inner(query_features):
for features in query_features:
for feature in features:
shingles = shingle_extraction.extract_shingles(feature)
fingerprints = fingerprint.get_fingerprints(shingles)
for fp in fingerprints:
yield fp
new_wl_labels_list = wl_labels_list
query_features = []
for query_graph in query_graph_list:
if type(query_graph) is Hypergraph:
query_hypergraph = query_graph
else:
query_hypergraph = Hypergraph(query_graph)
features, new_wl_labels_list = feature_extraction.extract_features(query_hypergraph, wl_iterations, new_wl_labels_list)
query_features.append(features)
return set(inner(query_features)), new_wl_labels_list
def get_shingle_fingerprints():
def inner(query_features):
for features in query_features:
for feature in features:
shingles = shingle_extraction.extract_shingles(feature)
fingerprints = fingerprint.get_fingerprints(shingles)
for fp in fingerprints:
yield fp
new_wl_labels_list = wl_labels_list
query_features = []
for query_graph in query_graph_list:
if type(query_graph) is Hypergraph:
query_hypergraph = query_graph
else:
query_hypergraph = Hypergraph(query_graph)
features, new_wl_labels_list = feature_extraction.extract_features(
query_hypergraph, wl_iterations, new_wl_labels_list)
query_features.append(features)
return set(inner(query_features)), new_wl_labels_list
