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quadrupen

Sparsity by Worst-Case Quadratic Penalties

v0.2-13 · Oct 9, 2025 · GPL (>= 3)
CRAN GitHub Mirror

Description

Fits classical sparse regression models with efficient active set algorithms by solving quadratic problems as described by Grandvalet, Chiquet and Ambroise (2017) <doi:10.48550/arXiv.1210.2077>. Also provides a few methods for model selection purpose (cross-validation, stability selection).

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CRAN Check Status

2 NOTE
12 OK
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Flavor Status
r-devel-linux-x86_64-debian-clang OK
r-devel-linux-x86_64-debian-gcc OK
r-devel-linux-x86_64-fedora-clang OK
r-devel-linux-x86_64-fedora-gcc OK
r-devel-macos-arm64 OK
r-devel-windows-x86_64 OK
r-oldrel-macos-arm64 NOTE
r-oldrel-macos-x86_64 NOTE
r-oldrel-windows-x86_64 OK
r-patched-linux-x86_64 OK
r-release-linux-x86_64 OK
r-release-macos-arm64 OK
r-release-macos-x86_64 OK
r-release-windows-x86_64 OK
Check details (2 non-OK)
NOTE r-oldrel-macos-arm64

installed package size

installed size is  8.0Mb
  sub-directories of 1Mb or more:
    libs   7.6Mb
NOTE r-oldrel-macos-x86_64

installed package size

installed size is  8.1Mb
  sub-directories of 1Mb or more:
    libs   7.7Mb

Check History

NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
NOTE r-oldrel-macos-arm64

installed package size

installed size is  8.0Mb
  sub-directories of 1Mb or more:
    libs   7.6Mb
NOTE r-oldrel-macos-x86_64

installed package size

installed size is  8.1Mb
  sub-directories of 1Mb or more:
    libs   7.7Mb

Dependency Network

Dependencies Reverse dependencies Rcpp ggplot2 Matrix reshape2 scales quadrupen

Version History

new 0.2-13 Mar 10, 2026
updated 0.2-13 ← 0.2-12 diff Oct 8, 2025
updated 0.2-12 ← 0.2-11 diff Jun 24, 2024
updated 0.2-11 ← 0.2-10 diff Dec 17, 2023
updated 0.2-10 ← 0.2-9 diff Jan 15, 2023
updated 0.2-9 ← 0.2-8 diff Aug 24, 2022
updated 0.2-8 ← 0.2-7 diff Nov 17, 2020
updated 0.2-7 ← 0.2-6 diff Aug 27, 2019
updated 0.2-6 ← 0.2-5 diff Apr 29, 2018
updated 0.2-5 ← 0.2-4 diff Mar 6, 2017
updated 0.2-4 ← 0.2-3 diff Jan 15, 2014
updated 0.2-3 ← 0.2-2 diff Sep 29, 2013
updated 0.2-2 ← 0.2-1 diff Apr 7, 2013
updated 0.2-1 ← 0.2-0 diff Feb 26, 2013
updated 0.2-0 ← 0.1-0 diff Feb 25, 2013
new 0.1-0 Oct 9, 2012