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18/18: gnu: Add r-corpcor.

From: guix-commits
Subject: 18/18: gnu: Add r-corpcor.
Date: Mon, 7 Jan 2019 12:44:16 -0500 (EST)

rekado pushed a commit to branch master
in repository guix.

commit d53b23176f3da88a9aea922f44abc03ceb2c7ecb
Author: Ricardo Wurmus <address@hidden>
Date:   Mon Jan 7 17:18:28 2019 +0100

    gnu: Add r-corpcor.
    * gnu/packages/cran.scm (r-corpcor): New variable.
 gnu/packages/cran.scm | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 02fe328..847e3cc 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -8852,3 +8852,25 @@ intrinsic structure of single cell genomics data.  In 
general, it could be
 used to reconstruct the temporal progression as well as the bifurcation
 structure of any data type.")
     (license license:asl2.0)))
+(define-public r-corpcor
+  (package
+    (name "r-corpcor")
+    (version "1.6.9")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "corpcor" version))
+       (sha256
+        (base32
+         "1hi3i9d3841snppq1ks5pd8cliq1b4rm4dpsczmfqvwksg8snkrf"))))
+    (build-system r-build-system)
+    (home-page "";)
+    (synopsis "Efficient estimation of covariance and (partial) correlation")
+    (description
+     "This package implements a James-Stein-type shrinkage estimator for the
+covariance matrix, with separate shrinkage for variances and correlations.
+Furthermore, functions are available for fast singular value decomposition,
+for computing the pseudoinverse, and for checking the rank and positive
+definiteness of a matrix.")
+    (license license:gpl3+)))

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