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sMTL

Sparse Multi-Task Learning

v0.1.0 · Feb 6, 2023 · MIT + file LICENSE

Description

Implements L0-constrained Multi-Task Learning and domain generalization algorithms. The algorithms are coded in Julia allowing for fast implementations of the coordinate descent and local combinatorial search algorithms. For more details, see a preprint of the paper: Loewinger et al., (2022) <arXiv:2212.08697>.

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CRAN Check Status

2 NOTE
11 OK
Show all 13 flavors
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r-devel-linux-x86_64-debian-clang NOTE
r-devel-linux-x86_64-debian-gcc NOTE
r-devel-linux-x86_64-fedora-clang OK
r-devel-linux-x86_64-fedora-gcc OK
r-devel-windows-x86_64 OK
r-oldrel-macos-arm64 OK
r-oldrel-macos-x86_64 OK
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-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.

Check History

NOTE 11 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Jun 9, 2026
NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
ERROR 11 OK · 1 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Jun 8, 2026
NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
ERROR r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
NOTE 11 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE May 2, 2026
NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
ERROR 9 OK · 2 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Apr 25, 2026
NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
ERROR r-release-macos-x86_64

package dependencies

Package required but not available: ‘caret’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Gabriel Loewinger <gloewinger@gmail.com>’

The Description field contains
  Loewinger et al., (2022) <arXiv:2212.08697>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.

Dependency Network

Dependencies Reverse dependencies glmnet JuliaCall JuliaConnectoR caret dplyr sMTL

Version History

1 tracked
new 0.1.0 Mar 10, 2026

R Observatory began tracking this package on Mar 10, 2026; it first appeared on CRAN Feb 6, 2023. Releases before tracking aren’t shown.