Package: DDD Type: Package Title: Diversity-Dependent Diversification Version: 5.2.5 Depends: R (>= 3.5.0) Imports: deSolve, ape, phytools, subplex, DEoptim, pso, Matrix, expm, SparseM, Rcpp (>= 1.0.10) LinkingTo: Rcpp (>= 1.0.10), RcppEigen, BH (>= 1.81.0-1) Suggests: testthat (>= 3.0.0), testit, igraph Authors@R: c( person(given = "Rampal S.", family = "Etienne", email = "r.s.etienne@rug.nl", role = c("aut", "cre"), comment = c(ORCID = "0000-0003-2142-7612")), person(given = "Bart", family = "Haegeman", email = "bart.haegeman@sete.cnrs.fr", role = c("aut"), comment = c(ORCID = "0000-0003-2325-4727")), person(given = "Hanno", family = "Hildenbrandt", email = "h.hildenbrandt@rug.nl", role = c("ctb"), comment = c(ORCID = "0000-0002-6784-1037")), person(given = "Giovanni", family = "Laudanno", email = "glaudanno@gmail.com", role = c("ctb"), comment = c(ORCID = "0000-0002-2952-3345")) ) License: GPL-3 Encoding: UTF-8 Description: Implements maximum likelihood and bootstrap methods based on the diversity-dependent birth-death process to test whether speciation or extinction are diversity-dependent, under various models including various types of key innovations. See Etienne et al. 2012, Proc. Roy. Soc. B 279: 1300-1309, , Etienne & Haegeman 2012, Am. Nat. 180: E75-E89, , Etienne et al. 2016. Meth. Ecol. Evol. 7: 1092-1099, and Laudanno et al. 2021. Syst. Biol. 70: 389–407, . Also contains functions to simulate the diversity-dependent process. RoxygenNote: 7.3.3 Config/testthat/edition: 3 URL: https://rsetienne.github.io/DDD/ Config/pak/sysreqs: libglpk-dev libxml2-dev Repository: https://rsetienne.r-universe.dev Date/Publication: 2026-05-04 13:47:55 UTC RemoteUrl: https://github.com/rsetienne/ddd RemoteRef: HEAD RemoteSha: e52af505d79bc35f8e3c1d9447b6783252a18d20 NeedsCompilation: yes Packaged: 2026-06-24 08:46:19 UTC; root Author: Rampal S. Etienne [aut, cre] (ORCID: ), Bart Haegeman [aut] (ORCID: ), Hanno Hildenbrandt [ctb] (ORCID: ), Giovanni Laudanno [ctb] (ORCID: ) Maintainer: Rampal S. Etienne