* gnu/packages/statistics.scm (r-rann): New variable. --- gnu/packages/statistics.scm | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+)
diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm index db1a687..695f6ed 100644 --- a/gnu/packages/statistics.scm +++ b/gnu/packages/statistics.scm @@ -4004,3 +4004,24 @@ generalized linear model functions that implement secure convergence, dispersion modeling and Tweedie power-law families.") ;; Statmod is distributed under either license (license (list license:gpl2 license:gpl3)))) + +(define-public r-rann + (package + (name "r-rann") + (version "2.5") + (source (origin + (method url-fetch) + (uri (cran-uri "RANN" version)) + (sha256 + (base32 + "007cgqg9bybg2zlljbv5m6cmlm3r6i251018rpgjcn0xnm9sjsj7")))) + (properties + `((upstream-name . "RANN"))) + (build-system r-build-system) + (home-page "https://github.com/jefferis/RANN") + (synopsis "Fast nearest neighbour search") + (description + "This package finds the k nearest neighbours for every point in a given +dataset in O(N log N) time using Arya and Mount's ANN library. Provides approximate, +exact searches, fixed radius searches, bd and kb trees.") + (license license:gpl3+))) -- 1.9.1
0001-gnu-Add-r-rann.patch
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