class SentenceGraph():
    def __init__(self, sentence, directed=False, graph=None):
        # Create a SentenceGraph from an existing graph tool graph
        if graph is not None:
            self.sentence_graph = graph
            return

        # Create a new SentenceGraph from scratch
        self.sentence_graph = Graph(directed=directed)

        # Graph properties
        sentence_property = self.sentence_graph.new_graph_property("string", sentence)
        self.sentence_graph.graph_properties[SENTENCE_KEY] = sentence_property
    
        # Vertex properties
        word_property = self.sentence_graph.new_vertex_property("string")
        part_of_speech_property = self.sentence_graph.new_vertex_property("string")
        vertex_color_property = self.sentence_graph.new_vertex_property("vector<double>")
        self.sentence_graph.vertex_properties[WORD_KEY] = word_property
        self.sentence_graph.vertex_properties[PART_OF_SPEECH_KEY] = part_of_speech_property
        self.sentence_graph.vertex_properties[VERTEX_COLOR_KEY] = vertex_color_property

        # Edge properties
        sentence_edge_property = self.sentence_graph.new_edge_property("string")
        definition_edge_property = self.sentence_graph.new_edge_property("string")
        parsed_dependencies_edge_property = self.sentence_graph.new_edge_property("string")
        inter_sentence_edge_property = self.sentence_graph.new_edge_property("string")
        edge_color_property = self.sentence_graph.new_edge_property("vector<double>")
        dependency_edge_property = self.sentence_graph.new_edge_property("string")
        self.sentence_graph.edge_properties[SENTENCE_EDGE_KEY] = sentence_edge_property
        self.sentence_graph.edge_properties[DEFINITION_EDGE_KEY] = definition_edge_property
        self.sentence_graph.edge_properties[PARSED_DEPENDENCIES_EDGE_KEY] = parsed_dependencies_edge_property
        self.sentence_graph.edge_properties[INTER_SENTENCE_EDGE_KEY] = inter_sentence_edge_property
        self.sentence_graph.edge_properties[EDGE_COLOR_KEY] = edge_color_property
        self.sentence_graph.edge_properties[PARSE_TREE_DEPENDENCY_VALUE_KEY] = dependency_edge_property

        # Edge filter properties
        definition_edge_filter_property = self.sentence_graph.new_edge_property("bool")
        inter_sentence_edge_filter_property = self.sentence_graph.new_edge_property("bool")
        parsed_dependencies_edge_filter_property = self.sentence_graph.new_edge_property("bool")
        sentence_edge_filter_property = self.sentence_graph.new_edge_property("bool")
        self.sentence_graph.edge_properties[FILTER_DEFINITION_EDGE_KEY] = definition_edge_filter_property
        self.sentence_graph.edge_properties[FILTER_INTER_SENTENCE_EDGE_KEY] = inter_sentence_edge_filter_property
        self.sentence_graph.edge_properties[FILTER_PARSED_DEPENDENCIES_EDGE_KEY] = parsed_dependencies_edge_filter_property
        self.sentence_graph.edge_properties[FILTER_SENTENCE_EDGE_KEY] = sentence_edge_filter_property
        

    def get_sentence(self):
        return self.sentence_graph.graph_properties[SENTENCE_KEY]

    def add_vertex(self, word, pos):
        word_pos_tuple = (word, pos)

        # Create vertex, set properties
        word_vertex = self.sentence_graph.add_vertex()

        self.sentence_graph.vertex_properties[WORD_KEY][word_vertex] = word
        self.sentence_graph.vertex_properties[PART_OF_SPEECH_KEY][word_vertex] = pos
        self.sentence_graph.vertex_properties[VERTEX_COLOR_KEY][word_vertex] = [0, 0, 1, 1]

        return word_vertex

    def set_vertex_color_from_word(self, word, pos, color=[1, 0, 0, 1]):
        word_vertex = self.get_vertex(word, pos)
        return self.set_vertex_color(word_vertex, color)

    def set_vertex_color(self, vertex, color=[1, 0, 0, 1]):
        self.sentence_graph.vertex_properties[VERTEX_COLOR_KEY][vertex] = color

    def set_vertices_color(self, vertices, color=[1, 0, 0, 1]):
        for vertex in vertices:
            self.set_vertex_color(vertex, color)

    def add_sentence_edge_from_words(self, word1, pos1, word2, pos2):
        return self.add_sentence_edge(self.get_vertex(word1, pos1), self.get_vertex(word2, pos2))

    def add_sentence_edge(self, word_vertex1, word_vertex2):
        sentence_edge = self.sentence_graph.add_edge(word_vertex1, word_vertex2, add_missing=False)
        self.sentence_graph.edge_properties[SENTENCE_EDGE_KEY][sentence_edge] = sentence_edge
        # Green
        self.sentence_graph.edge_properties[EDGE_COLOR_KEY][sentence_edge] = [0.2, 1, 0.2, 1]

        self._set_edge_to_zero_in_all_filters(sentence_edge)
        self.sentence_graph.edge_properties[FILTER_SENTENCE_EDGE_KEY][sentence_edge] = True
        return sentence_edge

    def add_sentence_edges(self, sentence_vertices):
        for i in range(1, len(sentence_vertices)):
            self.add_sentence_edge(sentence_vertices[i - 1], sentence_vertices[i])

    def add_parsed_dependency_edge(self, word_vertex1, word_vertex2, dependency_relationship):
        parsed_dependency_edge = self.sentence_graph.add_edge(word_vertex1, word_vertex2, add_missing=False)
        self.sentence_graph.edge_properties[PARSED_DEPENDENCIES_EDGE_KEY][parsed_dependency_edge] = parsed_dependency_edge
        self.sentence_graph.edge_properties[PARSE_TREE_DEPENDENCY_VALUE_KEY][parsed_dependency_edge] = dependency_relationship
        # Blue
        self.sentence_graph.edge_properties[EDGE_COLOR_KEY][parsed_dependency_edge] = [0, 0, 1, 1]

        self._set_edge_to_zero_in_all_filters(parsed_dependency_edge)
        self.sentence_graph.edge_properties[FILTER_PARSED_DEPENDENCIES_EDGE_KEY][parsed_dependency_edge] = True
        return parsed_dependency_edge        

    def add_parsed_dependency_edge_from_words(self, word1, pos1, word2, pos2, dependency_relationship):
        return self.add_parsed_dependency_edge(
            self.get_vertex(word1, pos1), 
            self.get_vertex(word2, pos2), 
            dependency_relationship)

    def add_definition_edge_from_words(self, word, pos, definition_word, definition_pos):
        return self.add_definition_edge(
            self.get_vertex(word, pos),
            self.get_vertex(definition_word, definition_pos))

    def _set_edge_to_zero_in_all_filters(self, edge):
        self.sentence_graph.edge_properties[FILTER_DEFINITION_EDGE_KEY][edge] = False
        self.sentence_graph.edge_properties[FILTER_INTER_SENTENCE_EDGE_KEY][edge] = False
        self.sentence_graph.edge_properties[FILTER_PARSED_DEPENDENCIES_EDGE_KEY][edge] = False
        self.sentence_graph.edge_properties[FILTER_SENTENCE_EDGE_KEY][edge] = False

    def add_definition_edge(self, word_vertex, definition_word_vertex):
        definition_edge = self.sentence_graph.add_edge(word_vertex, definition_word_vertex, add_missing=False)
        self.sentence_graph.edge_properties[DEFINITION_EDGE_KEY][definition_edge] = definition_edge
        # Red
        self.sentence_graph.edge_properties[EDGE_COLOR_KEY][definition_edge] = [1, 0.1, 0.1, 1]

        self._set_edge_to_zero_in_all_filters(definition_edge)
        self.sentence_graph.edge_properties[FILTER_DEFINITION_EDGE_KEY][definition_edge] = True
        return definition_edge

    def add_definition_edges(self, word_vertex, definition_word_vertices):
        # Add edges from the word_vertex to all definition vertices and set 
        # the definition edge property on each edge
        for definition_word_vertex in definition_word_vertices:
            self.add_definition_edge(word_vertex, definition_word_vertex)
        return self

    def add_inter_sentence_edge(self, sentence1_word_vertex, sentence2_word_vertex):
        inter_sentence_edge = self.sentence_graph.add_edge(sentence1_word_vertex, sentence2_word_vertex, add_missing=False)
        self.sentence_graph.edge_properties[INTER_SENTENCE_EDGE_KEY][inter_sentence_edge] = inter_sentence_edge
        # Pink
        self.sentence_graph.edge_properties[EDGE_COLOR_KEY][inter_sentence_edge] = [1, 0.05, 1, 1]

        self._set_edge_to_zero_in_all_filters(inter_sentence_edge)
        self.sentence_graph.edge_properties[FILTER_INTER_SENTENCE_EDGE_KEY][inter_sentence_edge] = True
        return inter_sentence_edge

    def add_inter_sentence_edge_from_words(self, word1, pos1, word2, pos2):
        return self.add_inter_sentence_edge(
            self.get_vertex(word1, pos1), 
            self.get_vertex(word2, pos2))

    def remove_vertex_by_word(self, word, pos):
        self.remove_vertex(self.get_vertex(word, pos))

    def remove_vertex(self, vertex):
        word = self.sentence_graph.vertex_properties[WORD_KEY][vertex]
        pos = self.sentence_graph.vertex_properties[PART_OF_SPEECH_KEY][vertex]
        self.sentence_graph.remove_vertex(vertex)

    def remove_edge(self, word1, pos1, word2, pos2):
        self.sentence_graph.remove_edge(self.get_edge(word1, pos1, word2, pos2))
                         
    def contains(self, word, pos):
        return self.get_vertex(word, pos) is not None

    def get_vertex(self, word, pos):
        for vertex in self.sentence_graph.vertices():
            try:
                vertex_word = self.sentence_graph.vertex_properties[WORD_KEY][vertex]
                vertex_pos = self.sentence_graph.vertex_properties[PART_OF_SPEECH_KEY][vertex]
                if vertex_word == word and vertex_pos == pos:
                    return vertex
            except:
                pass
        return None

    def get_word_pos_tuple(self, vertex):
        return self.sentence_graph.vertex_properties[WORD_KEY][vertex],\
            self.sentence_graph.vertex_properties[PART_OF_SPEECH_KEY][vertex]

    def get_word_pos_tuple_by_index(self, index):
        return self.get_word_pos_tuple(self.get_vertex_by_index(index))

    def get_vertex_by_index(self, index):
        return self.sentence_graph.vertex(index)

    def get_vertices_iterator(self):
        return self.sentence_graph.vertices()

    def get_vertices(self):
        return [x for x in self.sentence_graph.vertices()]

    def get_vertex_out_neighbor_word_pos_tuples(self, vertex):
        return [self.get_word_pos_tuple(neighbor_vertex)
            for neighbor_vertex in self.get_vertex_out_neighbors(vertex)]

    def get_vertex_in_neighbor_word_pos_tuples(self, vertex):
        return [self.get_word_pos_tuple(neighbor_vertex)
            for neighbor_vertex in self.get_vertex_in_neighbors(vertex)]

    def get_vertex_out_neighbors(self, vertex):
        return [neighbor_vertex for neighbor_vertex in vertex.out_neighbours()]

    def get_vertex_in_neighbors(self, vertex):
        return [neighbor_vertex for neighbor_vertex in vertex.in_neighbours()]

    def get_word_pos_tuples(self):
        return [self.get_word_pos_tuple(v) for v in self.sentence_graph.vertices()]

    def get_num_vertices(self):
        return self.sentence_graph.num_vertices()

    def get_num_edges(self):
        return self.sentence_graph.num_edges()

    def get_edge(self, word1, pos1, word2, pos2):
        vertex_1 = self.get_vertex(word1, pos1)
        vertex_2 = self.get_vertex(word2, pos2)
        return None\
            if vertex_1 is None or vertex_2 is None\
            else self.sentence_graph.edge(vertex_1, vertex_2)

    def get_edges_iterator(self):
        return self.sentence_graph.edges()

    def get_edges(self):
        return [x for x in self.sentence_graph.edges()]

    def set_definition_edge_filter(self, inverted=False):
        self.sentence_graph.set_edge_filter(
            self.sentence_graph.edge_properties[FILTER_DEFINITION_EDGE_KEY], 
            inverted=inverted)

    def set_inter_sentence_edge_filter(self, inverted=False):
        self.sentence_graph.set_edge_filter(
            self.sentence_graph.edge_properties[FILTER_INTER_SENTENCE_EDGE_KEY], 
            inverted=inverted)

    def set_parsed_dependency_edge_filter(self, inverted=False):
        self.sentence_edge.set_edge_filter(
            self.sentence_graph.edge_properties[FILTER_PARSED_DEPENDENCIES_EDGE_KEY], 
            inverted=inverted)

    def set_sentence_edge_filter(self, inverted=False):
        self.sentence_graph.set_edge_filter(
            self.sentence_graph.edge_properties[FILTER_SENTENCE_EDGE_KEY], 
            inverted=inverted)

    def clear_filters(self):
        self.sentence_graph.clear_filters()

    def get_definition_edges(self):
        return filter(lambda x: x in self.get_definition_edge_properties(), self.get_edges())

    def get_word_vertex_properties(self):
        return self.sentence_graph.vertex_properties[WORD_KEY]

    def get_pos_vertex_properties(self):
        return self.sentence_graph.vertex_properties[PART_OF_SPEECH_KEY]

    def get_color_vertex_properties(self):
        return self.sentence_graph.vertex_properties[VERTEX_COLOR_KEY]

    def get_sentence_edge_properties(self):
        return self.sentence_graph.edge_properties[SENTENCE_EDGE_KEY]

    def get_definition_edge_properties(self):
        return self.sentence_graph.edge_properties[DEFINITION_EDGE_KEY]

    def get_inter_sentence_edge_properties(self):
        return self.sentence_graph.edge_properties[INTER_SENTENCE_EDGE_KEY]

    def get_color_edge_properties(self):
        return self.sentence_graph.edge_properties[EDGE_COLOR_KEY]

    def get_vertex_index(self, vertex):
        return self.sentence_graph.vertex_index[vertex]

    def get_degree_properties(self, degree_type):
        return self.sentence_graph.degree_property_map(degree_type)

    def get_graph(self):
        return self.sentence_graph

    def copy(self):
        return SentenceGraph(
            sentence=self.sentence_graph.graph_properties[SENTENCE_KEY], 
            graph=self.sentence_graph.copy())
示例#2
0
class Network:
    def __init__(self):
        self.g = Graph(directed=True)
        self.player_id_to_vertex = {}
        self.pairs = {}  # player pair: edge
        # property maps for additional information
        self.g.vertex_properties['player_id'] = self.g.new_vertex_property(
            "string")
        self.g.vertex_properties['player_coords'] = self.g.new_vertex_property(
            "vector<float>")
        self.g.vertex_properties[
            'average_player_coords'] = self.g.new_vertex_property(
                "vector<float>")
        self.g.vertex_properties[
            'player_n_coords'] = self.g.new_vertex_property("int")
        self.g.edge_properties['weight'] = self.g.new_edge_property("float")

    @property
    def edge_weights(self):
        return self.g.edge_properties['weight']

    @property
    def player_id_pmap(self):
        return self.g.vertex_properties['player_id']

    @property
    def player_coords_pmap(self):
        return self.g.vertex_properties['player_coords']

    @property
    def player_n_coords_pmap(self):
        return self.g.vertex_properties['player_n_coords']

    @property
    def average_player_coords_pmap(self):
        # lazy evaluation of means
        for v in self.g.vertices():
            self.g.vertex_properties['average_player_coords'][v] = np.asarray(
                self.player_coords_pmap[v]) / self.player_n_coords_pmap[v]
        return self.g.vertex_properties['average_player_coords']

    def add_players(self, pids: List[str]):
        n = len(pids)
        vs = list(self.g.add_vertex(n))
        self.player_id_to_vertex.update({pids[i]: vs[i] for i in range(n)})
        for i in range(n):
            self.player_id_pmap[vs[i]] = pids[i]
        return vs

    def add_passes(self,
                   id_pairs: List[Tuple],
                   coords_pairs: List[Tuple],
                   pass_scores=None):
        pairs = [(self.player_id_to_vertex[i1], self.player_id_to_vertex[i2])
                 for i1, i2 in id_pairs]
        # append player coordinates
        n = len(coords_pairs)
        if pass_scores is None:
            pass_scores = [1 for _ in range(n)]

        for i in range(n):
            # remember orig and dest location
            # orig player
            coords = self.player_coords_pmap[pairs[i][0]]
            if len(coords) == 0:
                coords = np.asarray([coords_pairs[i][0], coords_pairs[i][1]])
            else:
                # accumulate
                coords += np.asarray([coords_pairs[i][0], coords_pairs[i][1]])
            self.player_coords_pmap[pairs[i][0]] = coords
            self.player_n_coords_pmap[pairs[i][0]] += 1

            # dest player
            coords = self.player_coords_pmap[pairs[i][1]]
            if len(coords) == 0:
                coords = np.asarray([coords_pairs[i][2], coords_pairs[i][3]])
            else:
                # accumulate
                coords += np.asarray([coords_pairs[i][2], coords_pairs[i][3]])
            self.player_coords_pmap[pairs[i][1]] = coords
            self.player_n_coords_pmap[pairs[i][1]] += 1

            # if the edge exists, increment its weight instead of creating a new edge
            e = self.pairs.get(pairs[i])
            if e is not None:
                self.edge_weights[e] += pass_scores[i]
            else:
                e = self.g.add_edge(*pairs[i])
                self.pairs[pairs[i]] = e
                self.edge_weights[e] = pass_scores[i]

    def cleanup(self):
        """remove isolated vertices"""
        to_remove = []
        for v in self.g.vertices():
            if v.in_degree() + v.out_degree() == 0:
                to_remove.append(v)
        n = len(to_remove)
        self.g.remove_vertex(to_remove, fast=True)
        print("Removed {0} isolated vertices".format(n))

    def save(self, file: str):
        self.g.save(file, fmt='graphml')
示例#3
0
print("graph builded")

degr = []
for v in pairs_graph_m.vertices():
    degr.append((v, v.out_degree()))

degr = sorted(degr, key=itemgetter(1))
fout = open('deg_sort_m.txt', 'w', encoding='utf-8')
for tup in degr:
    fout.write(ver_names[tup[0]] + ' ' + str(tup[1]) + '\n')

# find min subset of words conected to all others
vol = len(word_dict)
print(vol)
cur = 0
fout = open('dominators1.txt', 'w', encoding='utf-8')
while cur <= vol:
    v = max(degr, key=itemgetter(1))[0]
    fout.write(ver_names[v] + '\n')
    cur += v.out_degree()
    print(cur)
    print(ver_names[v])
    for u in v.out_neighbours():
        for e in u.out_edges():
            if e.target() in v.out_neighbours():
                pairs_graph_m.remove_edge(e)
    pairs_graph_m.remove_vertex(v)
    degr = []
    for v in pairs_graph_m.vertices():
        degr.append((v, v.out_degree()))