max_deg_vertex_reducer find_max_deg_vertex(const graph_type::vertex_type vtx) { max_deg_vertex_reducer red; red.degree = vtx.num_in_edges() + vtx.num_out_edges(); red.vid = vtx.id(); return red; }
bool is_doc(const graph_type::vertex_type& vertex)//judge whether it is word and doc { return vertex.num_out_edges() > 0 ? true:false; }