fuser
Fused Lasso for High-Dimensional Regression over Groups
Description
Enables high-dimensional penalized regression across heterogeneous subgroups. Fusion penalties are used to share information about the linear parameters across subgroups. The underlying model is described in detail in Dondelinger and Mukherjee (2017) <arXiv:1611.00953>.
Downloads
326
Last 30 days
13810th
692
Last 90 days
2.5K
Last year
Trend: +92.9% (30d vs prior 30d)
24
Last 30 days
114
Last 90 days
416
Last year
Trend: -40% (30d vs prior 30d)
2
Last 7 days
12
Last 30 days
0
All-time
autoCRAN-only: this name is served only by autoCRAN, so the count is exact.
CRAN Check Status
Show all 13 flavors
| Flavor | Status |
|---|---|
| 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)
CRAN incoming feasibility
Maintainer: ‘Frank Dondelinger <fdondelinger.work@gmail.com>’ The Description field contains in detail in Dondelinger and Mukherjee (2017) <arXiv:1611.00953>. Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
CRAN incoming feasibility
Maintainer: ‘Frank Dondelinger <fdondelinger.work@gmail.com>’ The Description field contains in detail in Dondelinger and Mukherjee (2017) <arXiv:1611.00953>. Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
Check History
NOTE 9 OK · 5 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Apr 22, 2026
CRAN incoming feasibility
Maintainer: ‘Frank Dondelinger <fdondelinger.work@gmail.com>’ The Description field contains in detail in Dondelinger and Mukherjee (2017) <arXiv:1611.00953>. Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
CRAN incoming feasibility
Maintainer: ‘Frank Dondelinger <fdondelinger.work@gmail.com>’ The Description field contains in detail in Dondelinger and Mukherjee (2017) <arXiv:1611.00953>. Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
installed package size
installed size is 7.3Mb
sub-directories of 1Mb or more:
libs 7.1Mb
installed package size
installed size is 7.4Mb
sub-directories of 1Mb or more:
libs 7.2Mb
LazyData
'LazyData' is specified without a 'data' directory
ERROR 8 OK · 5 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Apr 18, 2026
CRAN incoming feasibility
Maintainer: ‘Frank Dondelinger <fdondelinger.work@gmail.com>’ The Description field contains in detail in Dondelinger and Mukherjee (2017) <arXiv:1611.00953>. Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
CRAN incoming feasibility
Maintainer: ‘Frank Dondelinger <fdondelinger.work@gmail.com>’ The Description field contains in detail in Dondelinger and Mukherjee (2017) <arXiv:1611.00953>. Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
whether package can be installed
Installation failed. See 'd:/Rcompile/CRANpkg/local/4.6/fuser.Rcheck/00install.out' for details.
installed package size
installed size is 7.3Mb
sub-directories of 1Mb or more:
libs 7.1Mb
installed package size
installed size is 7.4Mb
sub-directories of 1Mb or more:
libs 7.2Mb
LazyData
'LazyData' is specified without a 'data' directory
NOTE 9 OK · 5 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
CRAN incoming feasibility
Maintainer: ‘Frank Dondelinger <fdondelinger.work@gmail.com>’ The Description field contains in detail in Dondelinger and Mukherjee (2017) <arXiv:1611.00953>. Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
CRAN incoming feasibility
Maintainer: ‘Frank Dondelinger <fdondelinger.work@gmail.com>’ The Description field contains in detail in Dondelinger and Mukherjee (2017) <arXiv:1611.00953>. Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
installed package size
installed size is 7.3Mb
sub-directories of 1Mb or more:
libs 7.1Mb
installed package size
installed size is 7.4Mb
sub-directories of 1Mb or more:
libs 7.2Mb
LazyData
'LazyData' is specified without a 'data' directory
Code
Structure
Lines of code
1,435
Files
26
Compiled share
15.2%
Has compiled src
Yes
Language breakdown
API
Exported functions
5
Internal functions
4
Recent export changes
Testing & CI
Has tests
Yes
Test-to-code ratio
0.23
testthat edition
–
CI present
No
CI type
[]
PR gated
No
Docs
Return-value doc rate
100%
\dontrun example ratio
0%
Roxygen coverage
100%
Has pkgdown
No
NEWS present
Yes
Health & Security signals
Informational signals; not verdicts.
on.exit coverage
–
Unsafe pattern score
0
Dep constraint coverage
0%
Secret pattern count
0
Bundled 3rd-party code
2 items
Portability & License
Min R version
3.2.0
System requirements
–
C++ standard
–
License
GPL-3
License flags
SPDX valid, OSI approved
History
Versions
2
First release
2017-08-17
Latest release
2018-06-17
Avg cadence
304 days
Cold removal rate
–
Dep drift
0
LOC over versions
Per-file churn detail lives in the source pipeline: https://github.com/r-observatory/cran-code-metrics.