GNU bug report logs - #61838
[PAtCH] gnu: Add r-simplermarkdown, r-rcppspdlog, r-n2r, r-sccore, r-leidenalg, r-drat, r-dendsort, r-pagoda2, r-conospanel, r-p2data, r-pma, r-rmumps and r-conos.

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From: Mădălin Ionel Patrașcu
 <madalinionel.patrascu <at> mdc-berlin.de>
To: <61838 <at> debbugs.gnu.org>
Cc: rekado <at> elephly.net
Subject: [bug#61838] [PATCH 03/13] gnu: Add r-n2r.
Date: Mon, 27 Feb 2023 11:28:40 +0100

* gnu/packages/cran.scm (r-n2r): New variable.
---
 gnu/packages/cran.scm | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 46b8dbc9ec..184cbd6d7f 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -8334,6 +8334,32 @@ (define-public r-tinytest
 ")
     (license license:gpl3)))
 
+(define-public r-n2r
+  (package
+    (name "r-n2r")
+    (version "1.0.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "N2R" version))
+       (sha256
+        (base32 "12bv7xx6j6222qgpv6g61i68017fz0x6fjg9a9k5yhgw3zk05hpk"))))
+    (properties `((upstream-name . "N2R")))
+    (build-system r-build-system)
+    (propagated-inputs
+     (list r-matrix
+           r-rcpp
+           r-rcppeigen
+           r-rcppspdlog))
+    (home-page "https://github.com/kharchenkolab/N2R")
+    (synopsis "Fast and scalable approximate k-Nearest Neighbor search methods")
+    (description
+     "This package implements methods to perform fast approximate K-nearest neighbor
+search on input matrix.  Algorithm based on the N2 implementation of an approximate
+nearest neighbor search using hierarchical @acronym{NSW, Navigable Small World}
+graphs.")
+    (license license:asl2.0)))
+
 (define-public r-network
   (package
     (name "r-network")
-- 
2.39.1

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