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Diffstat (limited to 'var')
-rw-r--r-- | var/spack/repos/builtin/packages/r-als/package.py | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/r-als/package.py b/var/spack/repos/builtin/packages/r-als/package.py new file mode 100644 index 0000000000..030e539c15 --- /dev/null +++ b/var/spack/repos/builtin/packages/r-als/package.py @@ -0,0 +1,44 @@ +############################################################################## +# Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC. +# Produced at the Lawrence Livermore National Laboratory. +# +# This file is part of Spack. +# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved. +# LLNL-CODE-647188 +# +# For details, see https://github.com/llnl/spack +# Please also see the NOTICE and LICENSE files for our notice and the LGPL. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU Lesser General Public License (as +# published by the Free Software Foundation) version 2.1, February 1999. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and +# conditions of the GNU Lesser General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public +# License along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +############################################################################## +from spack import * + + +class RAls(RPackage): + """Alternating least squares is often used to resolve components + contributing to data with a bilinear structure; the basic + technique may be extended to alternating constrained least squares. + Commonly applied constraints include unimodality, non-negativity, + and normalization of components. Several data matrices may be + decomposed simultaneously by assuming that one of the two matrices + in the bilinear decomposition is shared between datasets.""" + + homepage = "https://cran.r-project.org/package=ALS" + url = "https://cran.rstudio.com/src/contrib/ALS_0.0.6.tar.gz" + list_url = "https://cran.rstudio.com/src/contrib/Archive/ALS" + + version('0.0.6', 'b72d97911e8ab7e4f8aed1a710b3d62d') + + depends_on('r-iso', type=('build', 'run')) + depends_on('r-nnls', type=('build', 'run')) |