Description
Difference scaling is a method for scaling perceived supra-threshold differences. The package contains functions that allow the user to design and run a difference scaling experiment, to fit the resulting data by maximum likelihood and test the internal validity of the estimated scale.
Downloads
440
Last 30 days
9617th
1.3K
Last 90 days
5.1K
Last year
Trend: +61.8% (30d vs prior 30d)
0
Last 30 days
23
Last 90 days
97
Last year
Trend: -100% (30d vs prior 30d)
8
Last 7 days
21
Last 30 days
2
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: ‘Kenneth Knoblauch <ken.knoblauch@inserm.fr>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: c(person(given = "Kenneth",
family = "Knoblauch",
role = c("aut", "cre"),
email = "ken.knoblauch@inserm.fr"),
person(given = c("Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("based", "in", "part", "on", "C", "code", "written", "by", "Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("J.", "N."),
family = "Yang",
role = "aut"))
as necessary.
CRAN incoming feasibility
Maintainer: ‘Kenneth Knoblauch <ken.knoblauch@inserm.fr>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: c(person(given = "Kenneth",
family = "Knoblauch",
role = c("aut", "cre"),
email = "ken.knoblauch@inserm.fr"),
person(given = c("Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("based", "in", "part", "on", "C", "code", "written", "by", "Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("J.", "N."),
family = "Yang",
role = "aut"))
as necessary.
Check History
NOTE 11 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Jun 27, 2026
CRAN incoming feasibility
Maintainer: ‘Kenneth Knoblauch <ken.knoblauch@inserm.fr>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: c(person(given = "Kenneth",
family = "Knoblauch",
role = c("aut", "cre"),
...[truncated]...
"written", "by", "Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("J.", "N."),
family = "Yang",
role = "aut"))
as necessary.
CRAN incoming feasibility
Maintainer: ‘Kenneth Knoblauch <ken.knoblauch@inserm.fr>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: c(person(given = "Kenneth",
family = "Knoblauch",
role = c("aut", "cre"),
...[truncated]...
"written", "by", "Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("J.", "N."),
family = "Yang",
role = "aut"))
as necessary.
WARNING 10 OK · 2 NOTE · 1 WARNING · 0 ERROR · 0 FAILURE Jun 14, 2026
CRAN incoming feasibility
Maintainer: ‘Kenneth Knoblauch <ken.knoblauch@inserm.fr>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: c(person(given = "Kenneth",
family = "Knoblauch",
role = c("aut", "cre"),
...[truncated]...
"written", "by", "Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("J.", "N."),
family = "Yang",
role = "aut"))
as necessary.
CRAN incoming feasibility
Maintainer: ‘Kenneth Knoblauch <ken.knoblauch@inserm.fr>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: c(person(given = "Kenneth",
family = "Knoblauch",
role = c("aut", "cre"),
...[truncated]...
"written", "by", "Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("J.", "N."),
family = "Yang",
role = "aut"))
as necessary.
re-building of vignette outputs
Error(s) in re-building vignettes:
...
--- re-building ‘MLDS.Stex’ using Sweave
Warning: glm.fit: fitted probabilities numerically 0 or 1 occurred
Error: processing vignette 'MLDS.Stex' failed with diagnostics:
Running 'texi2dvi' on 'MLDS.tex' fail
...[truncated]...
69 \begin{document}
! ==> Fatal error occurred, no output PDF file produced!
--- failed re-building ‘MLDS.Stex’
SUMMARY: processing the following file failed:
‘MLDS.Stex’
Error: Vignette re-building failed.
Execution halted
NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
CRAN incoming feasibility
Maintainer: ‘Kenneth Knoblauch <ken.knoblauch@inserm.fr>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: c(person(given = "Kenneth",
family = "Knoblauch",
role = c("aut", "cre"),
...[truncated]...
"written", "by", "Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("J.", "N."),
family = "Yang",
role = "aut"))
as necessary.
CRAN incoming feasibility
Maintainer: ‘Kenneth Knoblauch <ken.knoblauch@inserm.fr>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: c(person(given = "Kenneth",
family = "Knoblauch",
role = c("aut", "cre"),
...[truncated]...
"written", "by", "Laurence", "T."),
family = "Maloney",
role = "aut"),
person(given = c("J.", "N."),
family = "Yang",
role = "aut"))
as necessary.
Code & tests
Open call graph →Code intelligence has not been computed for this package yet.
Code
Structure
Lines of code
4,022
Files
81
Compiled share
0%
Has compiled src
No
Language breakdown
API
Exported functions
25
Internal functions
2
Testing & CI
Has tests
No
Test-to-code ratio
0.00
testthat edition
–
CI present
No
CI type
[]
PR gated
No
Docs
Return-value doc rate
100%
\dontrun example ratio
8%
Roxygen coverage
100%
Has pkgdown
No
NEWS present
No
Health & Security signals
Informational signals; not verdicts.
on.exit coverage
44.4%
Unsafe pattern score
0
Dep constraint coverage
0%
Secret pattern count
0
Bundled 3rd-party code
2 items
Portability & License
Min R version
3.0
System requirements
–
C++ standard
–
License
GPL (>= 2)
License flags
SPDX valid, OSI approved
History
Versions
32
First release
2007-02-06
Latest release
2023-08-20
Avg cadence
49 days
Cold removal rate
100%
Dep drift
1
LOC over versions
Per-file churn detail lives in the source pipeline: https://github.com/r-observatory/cran-code-metrics.