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| -rw-r--r-- | gnu/packages/statistics.scm | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm index 33145d35bc..b4f8152b28 100644 --- a/gnu/packages/statistics.scm +++ b/gnu/packages/statistics.scm @@ -4097,3 +4097,29 @@ letters, as is often required for scientific publications.") "This package provides a collection of R functions for analyzing finite mixture models.") (license license:gpl2+))) + +(define-public r-lars + (package + (name "r-lars") + (version "1.2") + (source + (origin + (method url-fetch) + (uri (cran-uri "lars" version)) + (sha256 + (base32 + "0blj44wqrx6lmym1m9v6wkz8zxzbjax2zl6swgdczci0ixb5nx34")))) + (build-system r-build-system) + (inputs + `(("gfortran" ,gfortran))) + (home-page "http://www-stat.stanford.edu/~hastie/Papers/#LARS") + (synopsis "Least angle regression software") + (description + "Least Angle Regression (\"LAR\") is a model selection algorithm; a +useful and less greedy version of traditional forward selection methods. A +simple modification of the LAR algorithm implements Tibshirani's Lasso; the +Lasso modification of LARS calculates the entire Lasso path of coefficients +for a given problem at the cost of a single least squares fit. Another LARS +modification efficiently implements epsilon Forward Stagewise linear +regression.") + (license license:gpl2))) |