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119 lines
3.1 KiB
C++
119 lines
3.1 KiB
C++
// (C) Copyright 2007-2009 Andrew Sutton
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//
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0 (See accompanying file
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// LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
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#include <vector>
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#include <boost/graph/undirected_graph.hpp>
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#include <boost/graph/directed_graph.hpp>
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#include <boost/graph/degree_centrality.hpp>
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#include <boost/graph/exterior_property.hpp>
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using namespace std;
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using namespace boost;
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// useful types
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// number of vertices in the graph
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static const unsigned N = 5;
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template < typename Graph >
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void build_graph(
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Graph& g, vector< typename graph_traits< Graph >::vertex_descriptor >& v)
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{
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// add vertices
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for (size_t i = 0; i < N; ++i)
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{
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v[i] = add_vertex(g);
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}
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// add edges
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add_edge(v[0], v[1], g);
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add_edge(v[1], v[2], g);
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add_edge(v[2], v[0], g);
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add_edge(v[3], v[4], g);
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add_edge(v[4], v[0], g);
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}
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template < typename Graph > void test_undirected()
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{
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typedef typename graph_traits< Graph >::vertex_descriptor Vertex;
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typedef exterior_vertex_property< Graph, unsigned > CentralityProperty;
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typedef typename CentralityProperty::container_type CentralityContainer;
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typedef typename CentralityProperty::map_type CentralityMap;
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Graph g;
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vector< Vertex > v(N);
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build_graph(g, v);
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CentralityContainer cents(num_vertices(g));
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CentralityMap cm(cents, g);
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all_degree_centralities(g, cm);
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BOOST_ASSERT(cm[v[0]] == 3);
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BOOST_ASSERT(cm[v[1]] == 2);
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BOOST_ASSERT(cm[v[2]] == 2);
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BOOST_ASSERT(cm[v[3]] == 1);
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BOOST_ASSERT(cm[v[4]] == 2);
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}
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template < typename Graph > void test_influence()
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{
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typedef typename graph_traits< Graph >::vertex_descriptor Vertex;
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typedef exterior_vertex_property< Graph, unsigned > CentralityProperty;
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typedef typename CentralityProperty::container_type CentralityContainer;
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typedef typename CentralityProperty::map_type CentralityMap;
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Graph g;
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vector< Vertex > v(N);
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build_graph(g, v);
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CentralityContainer cents(num_vertices(g));
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CentralityMap cm(cents, g);
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all_influence_values(g, cm);
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BOOST_ASSERT(cm[v[0]] == 1);
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BOOST_ASSERT(cm[v[1]] == 1);
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BOOST_ASSERT(cm[v[2]] == 1);
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BOOST_ASSERT(cm[v[3]] == 1);
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BOOST_ASSERT(cm[v[4]] == 1);
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}
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template < typename Graph > void test_prestige()
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{
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typedef typename graph_traits< Graph >::vertex_descriptor Vertex;
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typedef exterior_vertex_property< Graph, unsigned > CentralityProperty;
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typedef typename CentralityProperty::container_type CentralityContainer;
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typedef typename CentralityProperty::map_type CentralityMap;
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Graph g;
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vector< Vertex > v(N);
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build_graph(g, v);
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CentralityContainer cents(num_vertices(g));
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CentralityMap cm(cents, g);
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all_prestige_values(g, cm);
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BOOST_ASSERT(cm[v[0]] == 2);
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BOOST_ASSERT(cm[v[1]] == 1);
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BOOST_ASSERT(cm[v[2]] == 1);
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BOOST_ASSERT(cm[v[3]] == 0);
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BOOST_ASSERT(cm[v[4]] == 1);
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}
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int main(int, char*[])
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{
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typedef undirected_graph<> Graph;
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typedef directed_graph<> Digraph;
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test_undirected< Graph >();
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test_influence< Digraph >();
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test_prestige< Digraph >();
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}
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