/* -*- mode: C -*- */ /* IGraph library. Copyright (C) 2006 Gabor Csardi <csardi@rmki.kfki.hu> MTA RMKI, Konkoly-Thege Miklos st. 29-33, Budapest 1121, Hungary 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 */ #include <igraph.h> void print_matrix(igraph_matrix_t *m, FILE *f) { long int i, j; for (i=0; i<igraph_matrix_nrow(m); i++) { for (j=0; j<igraph_matrix_ncol(m); j++) { fprintf(f, " %.2f", MATRIX(*m, i, j)); } fprintf(f, "\n"); } fprintf(f, "==========\n"); } int main() { igraph_t g; igraph_matrix_t m; igraph_small(&g, 0, IGRAPH_DIRECTED, 0,1, 2,1, 2,0, 3,0, -1); igraph_matrix_init(&m, 0, 0); igraph_similarity_jaccard(&g, &m, igraph_vss_all(), IGRAPH_ALL, 1); print_matrix(&m, stdout); igraph_similarity_jaccard(&g, &m, igraph_vss_seq(1, 2), IGRAPH_ALL, 0); print_matrix(&m, stdout); igraph_similarity_jaccard(&g, &m, igraph_vss_all(), IGRAPH_OUT, 1); print_matrix(&m, stdout); igraph_similarity_jaccard(&g, &m, igraph_vss_all(), IGRAPH_IN, 0); print_matrix(&m, stdout); igraph_similarity_dice(&g, &m, igraph_vss_all(), IGRAPH_ALL, 1); print_matrix(&m, stdout); igraph_similarity_inverse_log_weighted(&g, &m, igraph_vss_all(), IGRAPH_ALL); print_matrix(&m, stdout); igraph_similarity_inverse_log_weighted(&g, &m, igraph_vss_all(), IGRAPH_OUT); print_matrix(&m, stdout); igraph_similarity_inverse_log_weighted(&g, &m, igraph_vss_all(), IGRAPH_IN); print_matrix(&m, stdout); igraph_matrix_destroy(&m); igraph_destroy(&g); return 0; }