01/01: gnu: Add r-rann.

[Kei Kebreau]

kkebreau pushed a commit to branch master
in repository guix.

commit c6dced88f262f7e781288f32cc3a376b929a6214
Author: Raoul Jean Pierre Bonnal <address@hidden>
Date:   Sat Jan 14 01:52:09 2017 +0100

    gnu: Add r-rann.
    
    * gnu/packages/statistics.scm (r-rann): New variable.
    
    Signed-off-by: Kei Kebreau <address@hidden>
---
 gnu/packages/statistics.scm |   21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index 80f0b99..b4d95bd 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -4006,6 +4006,27 @@ 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+)))
+
 (define-public r-fivethirtyeight
   (package
     (name "r-fivethirtyeight")