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Abdelrahman Said
2026-06-28 13:49:01 +01:00
parent 0a9807e448
commit a11edf0c53
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references/igraph-1.0.1/tests/benchmarks/igraph_pagerank.c
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/*
igraph library.
Copyright (C) 2024 The igraph development team <igraph@igraph.org>
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, see <https://www.gnu.org/licenses/>.
*/
#include <igraph.h>
#include "bench.h"
int main(void) {
igraph_t graph;
igraph_vector_t res;
igraph_arpack_options_t arpack_opts;
BENCH_INIT();
igraph_rng_seed(igraph_rng_default(), 42);
igraph_arpack_options_init(&arpack_opts);
igraph_vector_init(&res, 0);
igraph_barabasi_game(&graph, 100000, 1, 4, NULL, 1, 0, IGRAPH_DIRECTED, IGRAPH_BARABASI_PSUMTREE, NULL);
BENCH(" 1 PageRank, Barabasi n=100000 m=4, PRPACK, 10x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_PRPACK, NULL), 10)
);
BENCH(" 2 PageRank, Barabasi n=100000 m=4, ARPACK, 10x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_ARPACK, &arpack_opts), 10)
);
igraph_destroy(&graph);
igraph_barabasi_game(&graph, 100000, 1, 10, NULL, 1, 0, IGRAPH_DIRECTED, IGRAPH_BARABASI_PSUMTREE, NULL);
BENCH(" 3 PageRank, Barabasi n=100000 m=10, PRPACK, 5x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_PRPACK, NULL), 5)
);
BENCH(" 4 PageRank, Barabasi n=100000 m=10, ARPACK, 5x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_ARPACK, &arpack_opts), 5)
);
igraph_destroy(&graph);
igraph_erdos_renyi_game_gnm(&graph, 100, 1000, IGRAPH_DIRECTED, IGRAPH_LOOPS_SW, IGRAPH_EDGE_UNLABELED);
BENCH(" 5 PageRank, GNM(100,1000), PRPACK, 1000x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_PRPACK, NULL), 1000)
);
BENCH(" 6 PageRank, GNM(100,1000), ARPACK, 1000x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_ARPACK, &arpack_opts), 1000)
);
igraph_destroy(&graph);
igraph_erdos_renyi_game_gnm(&graph, 200, 4000, IGRAPH_DIRECTED, IGRAPH_LOOPS_SW, IGRAPH_EDGE_UNLABELED);
BENCH(" 7 PageRank, GNM(200,4000), PRPACK, 1000x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_PRPACK, NULL), 1000)
);
BENCH(" 8 PageRank, GNM(200,4000), ARPACK, 1000x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_ARPACK, &arpack_opts), 1000)
);
igraph_destroy(&graph);
igraph_erdos_renyi_game_gnm(&graph, 10000, 20000, IGRAPH_DIRECTED, IGRAPH_LOOPS_SW, IGRAPH_EDGE_UNLABELED);
BENCH(" 9 PageRank, GNM(10000,20000), PRPACK, 100x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_PRPACK, NULL), 100)
);
BENCH("10 PageRank, GNM(10000,20000), ARPACK, 100x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_ARPACK, &arpack_opts), 100)
);
igraph_destroy(&graph);
igraph_erdos_renyi_game_gnm(&graph, 100000, 100000, IGRAPH_DIRECTED, IGRAPH_LOOPS_SW, IGRAPH_EDGE_UNLABELED);
BENCH("11 PageRank, GNM(100000,100000), PRPACK, 10x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_PRPACK, NULL), 10)
);
BENCH("12 PageRank, GNM(100000,100000), ARPACK, 10x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_ARPACK, &arpack_opts), 10)
);
igraph_destroy(&graph);
igraph_erdos_renyi_game_gnm(&graph, 100000, 500000, IGRAPH_DIRECTED, IGRAPH_LOOPS_SW, IGRAPH_EDGE_UNLABELED);
BENCH("13 PageRank, GNM(100000,500000), PRPACK, 10x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_PRPACK, NULL), 10)
);
BENCH("14 PageRank, GNM(100000,500000), ARPACK, 10x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_ARPACK, &arpack_opts), 10)
);
igraph_destroy(&graph);
igraph_kautz(&graph, 6, 6);
BENCH("13 PageRank, Kautz(6,6), PRPACK, 1x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_PRPACK, NULL), 1)
);
BENCH("14 PageRank, Kautz(6,6), ARPACK, 1x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_ARPACK, &arpack_opts), 1)
);
igraph_destroy(&graph);
igraph_de_bruijn(&graph, 7, 7);
BENCH("13 PageRank, DeBruijn(7,7), PRPACK, 1x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_PRPACK, NULL), 1)
);
BENCH("14 PageRank, DeBruijn(7,7), ARPACK, 1x",
REPEAT(igraph_pagerank(&graph, NULL, &res, NULL, 0.85, IGRAPH_DIRECTED, igraph_vss_all(),
IGRAPH_PAGERANK_ALGO_ARPACK, &arpack_opts), 1)
);
igraph_destroy(&graph);
igraph_vector_destroy(&res);
return 0;
}