inst/benchmarks/time_sgm.R

In igraph/rigraph: Network Analysis and Visualization

time_group("Seeded graph matching")

time_that(
  "SGM is fast(er)",
  replications = 10,
  init = {
    library(igraph)
    set.seed(42)
    vc <- 200
    nos = 10
  },
  reinit = {
    g1 <- erdos.renyi.game(vc, .01)
    perm <- c(1:nos, sample(vc-nos)+nos)
    g2 <- sample_correlated_gnp(g1, corr = .7, p = g1$p, permutation = perm)
  },
  {
    match_vertices(
      g1[],
      g2[],
      m = nos,
      start = matrix(1/(vc-nos), vc-nos, vc-nos),
      iteration = 20
    )
  }
)