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germinationmetrics

Seed Germination Indices and Curve Fitting

v0.1.10 · Apr 21, 2026 · GPL-2 | GPL-3

Description

Provides functions to compute various germination indices such as germinability, median germination time, mean germination time, mean germination rate, speed of germination, Timson's index, germination value, coefficient of uniformity of germination, uncertainty of germination process, synchrony of germination etc. from germination count data. Includes functions for fitting cumulative seed germination curves using four-parameter hill function and computation of associated parameters. See the vignette for more, including full list of citations for the methods implemented.

Downloads

CRAN

808

Last 30 days

4116th

2.7K

Last 90 days

11.2K

Last year

Trend: -8.5% (30d vs prior 30d)

r2u CRAN

0

Last 30 days

32

Last 90 days

123

Last year

Trend: -100% (30d vs prior 30d)

autoCRAN

1

Last 7 days

15

Last 30 days

0

All-time

autoCRAN-only: this name is served only by autoCRAN, so the count is exact.

CRAN Check Status

13 OK
Show all 13 flavors
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-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 History

OK 13 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Jun 9, 2026
ERROR 12 OK · 0 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Jun 8, 2026
ERROR r-devel-linux-x86_64-debian-gcc

whether package can be installed

Installation failed.
See ‘/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/germinationmetrics.Rcheck/00install.out’ for details.
OK 12 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Apr 25, 2026
ERROR 13 OK · 0 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Mar 30, 2026
ERROR r-oldrel-windows-x86_64

re-building of vignette outputs

Error(s) in re-building vignettes:
--- re-building 'Introduction.Rmd' using rmarkdown_notangle
! Package pdftex.def Error: File `f7468c4c4f02ba29fb964dc1ab0125210bda3dd2.pdf'
 not found: using draft setting.

Error: processing vignette 'Introduction.
...[truncated]...
ihui.org/tinytex/r/#debugging for debugging tips. See Introduction.log for more info.
--- failed re-building 'Introduction.Rmd'

SUMMARY: processing the following file failed:
  'Introduction.Rmd'

Error: Vignette re-building failed.
Execution halted
OK 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026

Code

Structure

Lines of code

14,834

Files

81

Compiled share

0%

Has compiled src

No

Language breakdown

R 6,056 (40.8%)Tests 1,525 (10.3%)Docs 2,770 (18.7%)Vignettes 4,483 (30.2%)

API

Exported functions

44

Internal functions

4

Recent export changes

v0.1.9+5 GeomLine2, GeomPath2, draw_key_path2 +2 more
v0.1.8+5 FourPHF, FourPHF_fixa, FourPHF_fixa_fixy0 +2 more

Testing & CI

Has tests

Yes

Test-to-code ratio

0.25

testthat edition

3

CI present

No

CI type

[]

PR gated

No

Docs

Return-value doc rate

94.7%

\dontrun example ratio

25%

Roxygen coverage

100%

Has pkgdown

No

NEWS present

Yes

Health & Security signals

Informational signals; not verdicts.

on.exit coverage

0%

Unsafe pattern score

0

Dep constraint coverage

0%

Secret pattern count

0

Bundled 3rd-party code

2 items

Portability & License

Min R version

3.5.0

System requirements

C++ standard

License

GPL-2 | GPL-3

License flags

SPDX valid, OSI approved

History

Versions

12

First release

2018-04-17

Latest release

2026-04-21

Avg cadence

128 days

Cold removal rate

100%

Dep drift

8

LOC over versions

v0.1.0: 5,437 LOCv0.1.1: 5,693 LOCv0.1.1.1: 5,693 LOCv0.1.2: 5,683 LOCv0.1.3: 7,306 LOCv0.1.4: 8,358 LOCv0.1.5: 8,923 LOCv0.1.6: 10,573 LOCv0.1.7: 10,569 LOCv0.1.8: 13,879 LOCv0.1.9: 14,812 LOCv0.1.10: 14,834 LOC

Per-file churn detail lives in the source pipeline: https://github.com/r-observatory/cran-code-metrics.

Dependency Network

Dependencies Reverse dependencies broom cli data.table dplyr ggplot2 ggrepel gslnls mathjaxr plyr Rdpack rlang germinationmetrics

Version History

13 tracked
updated 0.1.10 ← 0.1.9 diff Apr 21, 2026
new 0.1.9 Mar 10, 2026
updated 0.1.9 ← 0.1.8 diff Dec 13, 2025
updated 0.1.8 ← 0.1.7 diff Aug 17, 2023
updated 0.1.7 ← 0.1.6 diff Aug 27, 2022
updated 0.1.6 ← 0.1.5 diff Jun 14, 2022
updated 0.1.5 ← 0.1.4 diff Feb 16, 2021
updated 0.1.4 ← 0.1.3 diff Jun 15, 2020
updated 0.1.3 ← 0.1.2 diff Jan 18, 2019
updated 0.1.2 ← 0.1.1.1 diff Oct 30, 2018
updated 0.1.1.1 ← 0.1.1 diff Oct 15, 2018
updated 0.1.1 ← 0.1.0 diff Jul 25, 2018
new 0.1.0 Apr 16, 2018