gnu: Add r-gbm.
* gnu/packages/cran.scm (r-gbm): New variable.
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@ -13471,3 +13471,30 @@ implementation of an interactive grammar of graphics, taking the best parts of
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ggplot2, combining them with the reactive framework of Shiny and drawing web
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graphics using Vega.")
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(license license:gpl2)))
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(define-public r-gbm
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(package
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(name "r-gbm")
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(version "2.1.5")
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(source
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(origin
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(method url-fetch)
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(uri (cran-uri "gbm" version))
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(sha256
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(base32
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"0vs6ljaqhwwpgr8wlbhmm4v147rd82kl16rpaijqiylxcc8dxyq6"))))
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(build-system r-build-system)
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(propagated-inputs
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`(("r-gridextra" ,r-gridextra)
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("r-lattice" ,r-lattice)
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("r-survival" ,r-survival)))
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(home-page "https://github.com/gbm-developers/gbm")
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(synopsis "Generalized boosted regression models")
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(description
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"This package is an implementation of extensions to Freund and Schapire's
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AdaBoost algorithm and Friedman's gradient boosting machine. It includes
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regression methods for least squares, absolute loss, t-distribution loss,
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quantile regression, logistic, multinomial logistic, Poisson, Cox proportional
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hazards partial likelihood, AdaBoost exponential loss, Huberized hinge loss,
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and Learning to Rank measures (LambdaMart).")
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(license license:gpl2+)))
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