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libcmaesr: R Interface to 'libcmaes'

A lightweight interface to the 'libcmaes' C++ library for the Covariance Matrix Adaptation Evolution Strategy (CMA-ES). CMA-ES is a state-of-the-art evolutionary algorithm for the optimization of difficult non-linear, non-convex black-box functions, as described in Hansen and Ostermeier (2001) <doi:10.1162/106365601750190398>. Supports the active, separable, and VD (diagonal plus rank-one covariance) variants of the algorithm as well as the IPOP (increasing population size) and BIPOP (bi-population) restart strategies. A patched copy of 'libcmaes' (LGPL >= 3) is bundled; see the COPYRIGHTS file for details.

Version: 0.1.0
Depends: R (≥ 4.2.0)
Imports: checkmate, mlr3misc, stats
LinkingTo: RcppEigen
Suggests: testthat (≥ 3.0.0), callr
Published: 2026-08-07
DOI: 10.32614/CRAN.package.libcmaesr (may not be active yet)
Author: Marc Becker ORCID iD [aut, cre, cph], Bernd Bischl ORCID iD [aut], Martin Binder [aut], Lars Kotthoff [aut], Emmanuel Benazera [ctb, cph] (author of the bundled 'libcmaes' library), Inria [cph] (copyright holder of parts of the bundled 'libcmaes' library)
Maintainer: Marc Becker <marcbecker at posteo.de>
BugReports: https://github.com/mlr-org/libcmaesr/issues
License: LGPL (≥ 3)
Copyright: See the file COPYRIGHTS for details on the bundled 'libcmaes' copyrights
libcmaesr copyright details
URL: https://libcmaesr.mlr-org.com, https://github.com/mlr-org/libcmaesr
NeedsCompilation: yes
Language: en-US
Materials: README, NEWS
CRAN checks: libcmaesr results

Documentation:

Reference manual: libcmaesr.html , libcmaesr.pdf

Downloads:

Package source: libcmaesr_0.1.0.tar.gz
Windows binaries: r-devel: not available, r-release: not available, r-oldrel: not available
macOS binaries: r-release (arm64): libcmaesr_0.1.0.tgz, r-oldrel (arm64): libcmaesr_0.1.0.tgz, r-release (x86_64): libcmaesr_0.1.0.tgz, r-oldrel (x86_64): libcmaesr_0.1.0.tgz

Linking:

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These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.