/usr/include/igraph/igraph_centrality.h is in libigraph0-dev 0.7.1-2.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 | /* -*- mode: C -*- */
/*
IGraph library.
Copyright (C) 2009-2012 Gabor Csardi <csardi.gabor@gmail.com>
334 Harvard street, Cambridge, MA 02139 USA
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#ifndef IGRAPH_CENTRALITY_H
#define IGRAPH_CENTRALITY_H
#undef __BEGIN_DECLS
#undef __END_DECLS
#ifdef __cplusplus
# define __BEGIN_DECLS extern "C" {
# define __END_DECLS }
#else
# define __BEGIN_DECLS /* empty */
# define __END_DECLS /* empty */
#endif
#include "igraph_constants.h"
#include "igraph_types.h"
#include "igraph_datatype.h"
#include "igraph_iterators.h"
#include "igraph_arpack.h"
__BEGIN_DECLS
/* -------------------------------------------------- */
/* Centrality */
/* -------------------------------------------------- */
int igraph_closeness(const igraph_t *graph, igraph_vector_t *res,
const igraph_vs_t vids, igraph_neimode_t mode,
const igraph_vector_t *weights, igraph_bool_t normalized);
int igraph_closeness_estimate(const igraph_t *graph, igraph_vector_t *res,
const igraph_vs_t vids, igraph_neimode_t mode,
igraph_real_t cutoff,
const igraph_vector_t *weights,
igraph_bool_t normalized);
int igraph_betweenness(const igraph_t *graph, igraph_vector_t *res,
const igraph_vs_t vids, igraph_bool_t directed,
const igraph_vector_t *weights, igraph_bool_t nobigint);
int igraph_betweenness_estimate(const igraph_t *graph, igraph_vector_t *res,
const igraph_vs_t vids, igraph_bool_t directed,
igraph_real_t cutoff,
const igraph_vector_t *weights,
igraph_bool_t nobigint);
int igraph_edge_betweenness(const igraph_t *graph, igraph_vector_t *result,
igraph_bool_t directed,
const igraph_vector_t *weigths);
int igraph_edge_betweenness_estimate(const igraph_t *graph, igraph_vector_t *result,
igraph_bool_t directed, igraph_real_t cutoff,
const igraph_vector_t *weights);
int igraph_pagerank_old(const igraph_t *graph, igraph_vector_t *res,
const igraph_vs_t vids, igraph_bool_t directed,
igraph_integer_t niter, igraph_real_t eps,
igraph_real_t damping, igraph_bool_t old);
/**
* \typedef igraph_pagerank_algo_t
* \brief PageRank algorithm implementation
*
* Algorithms to calculate PageRank.
* \enumval IGRAPH_PAGERANK_ALGO_POWER Use a simple power iteration,
* as it was implemented before igraph version 0.5.
* \enumval IGRAPH_PAGERANK_ALGO_ARPACK Use the ARPACK library, this
* was the PageRank implementation in igraph from version 0.5, until
* version 0.7.
* \enumval IGRAPH_PAGERANK_ALGO_PRPACK Use the PRPACK
* library. Currently this implementation is recommended.
*/
typedef enum {
IGRAPH_PAGERANK_ALGO_POWER=0,
IGRAPH_PAGERANK_ALGO_ARPACK=1,
IGRAPH_PAGERANK_ALGO_PRPACK=2
} igraph_pagerank_algo_t;
/**
* \struct igraph_pagerank_power_options_t
* \brief Options for the power method
*
* \member niter The number of iterations to perform, integer.
* \member eps The algorithm will consider the calculation as complete
* if the difference of values between iterations change
* less than this value for every vertex.
*/
typedef struct igraph_pagerank_power_options_t {
igraph_integer_t niter;
igraph_real_t eps;
} igraph_pagerank_power_options_t;
int igraph_pagerank(const igraph_t *graph, igraph_pagerank_algo_t algo,
igraph_vector_t *vector,
igraph_real_t *value, const igraph_vs_t vids,
igraph_bool_t directed, igraph_real_t damping,
const igraph_vector_t *weights, void *options);
int igraph_personalized_pagerank(const igraph_t *graph,
igraph_pagerank_algo_t algo, igraph_vector_t *vector,
igraph_real_t *value, const igraph_vs_t vids,
igraph_bool_t directed, igraph_real_t damping,
igraph_vector_t *reset,
const igraph_vector_t *weights, void *options);
int igraph_personalized_pagerank_vs(const igraph_t *graph,
igraph_pagerank_algo_t algo,
igraph_vector_t *vector,
igraph_real_t *value, const igraph_vs_t vids,
igraph_bool_t directed, igraph_real_t damping,
igraph_vs_t reset_vids,
const igraph_vector_t *weights, void *options);
int igraph_eigenvector_centrality(const igraph_t *graph, igraph_vector_t *vector,
igraph_real_t *value,
igraph_bool_t directed, igraph_bool_t scale,
const igraph_vector_t *weights,
igraph_arpack_options_t *options);
int igraph_hub_score(const igraph_t *graph, igraph_vector_t *vector,
igraph_real_t *value, igraph_bool_t scale,
const igraph_vector_t *weights,
igraph_arpack_options_t *options);
int igraph_authority_score(const igraph_t *graph, igraph_vector_t *vector,
igraph_real_t *value, igraph_bool_t scale,
const igraph_vector_t *weights,
igraph_arpack_options_t *options);
int igraph_constraint(const igraph_t *graph, igraph_vector_t *res,
igraph_vs_t vids, const igraph_vector_t *weights);
int igraph_strength(const igraph_t *graph, igraph_vector_t *res,
const igraph_vs_t vids, igraph_neimode_t mode,
igraph_bool_t loops, const igraph_vector_t *weights);
int igraph_convergence_degree(const igraph_t *graph, igraph_vector_t *result,
igraph_vector_t *ins, igraph_vector_t *outs);
int igraph_sort_vertex_ids_by_degree(const igraph_t *graph,
igraph_vector_t *outvids,
igraph_vs_t vids,
igraph_neimode_t mode,
igraph_bool_t loops,
igraph_order_t order,
igraph_bool_t only_indices);
igraph_real_t igraph_centralization(const igraph_vector_t *scores,
igraph_real_t theoretical_max,
igraph_bool_t normalized);
int igraph_centralization_degree(const igraph_t *graph, igraph_vector_t *res,
igraph_neimode_t mode, igraph_bool_t loops,
igraph_real_t *centralization,
igraph_real_t *theoretical_max,
igraph_bool_t normalized);
int igraph_centralization_degree_tmax(const igraph_t *graph,
igraph_integer_t nodes,
igraph_neimode_t mode,
igraph_bool_t loops,
igraph_real_t *res);
int igraph_centralization_betweenness(const igraph_t *graph,
igraph_vector_t *res,
igraph_bool_t directed,
igraph_bool_t nobigint,
igraph_real_t *centralization,
igraph_real_t *theoretical_max,
igraph_bool_t normalized);
int igraph_centralization_betweenness_tmax(const igraph_t *graph,
igraph_integer_t nodes,
igraph_bool_t directed,
igraph_real_t *res);
int igraph_centralization_closeness(const igraph_t *graph,
igraph_vector_t *res,
igraph_neimode_t mode,
igraph_real_t *centralization,
igraph_real_t *theoretical_max,
igraph_bool_t normalized);
int igraph_centralization_closeness_tmax(const igraph_t *graph,
igraph_integer_t nodes,
igraph_neimode_t mode,
igraph_real_t *res);
int igraph_centralization_eigenvector_centrality(
const igraph_t *graph,
igraph_vector_t *vector,
igraph_real_t *value,
igraph_bool_t directed,
igraph_bool_t scale,
igraph_arpack_options_t *options,
igraph_real_t *centralization,
igraph_real_t *theoretical_max,
igraph_bool_t normalized);
int igraph_centralization_eigenvector_centrality_tmax(
const igraph_t *graph,
igraph_integer_t nodes,
igraph_bool_t directed,
igraph_bool_t scale,
igraph_real_t *res);
__END_DECLS
#endif
|