cogirt

1.0.0

Cognitive Testing Using Item Response Theory

0packages depend

2.1Kdownloads / year

–test coverage

13/13checks pass

Overview

About

Maintained by Michael ThomasFirst published 2025-02-071 releasesCRAN page ↗

Psychometrically analyze latent individual differences related to tasks, interventions, or maturational/aging effects in the context of experimental or longitudinal cognitive research using methods first described by Thomas et al. (2020) doi:10.1177/0013164420919898.

Install

R (CRAN)Ubuntu (r2u)openSUSE (OBS)

install.packages("cogirt", repos = "https://cloud.r-project.org/")

Installs the current CRAN release. Prebuilt binaries on Windows and macOS.

Release

# enable cranapt (r2u) if it is not already set up, then install
grep -rqs r2u.stat.illinois.edu /etc/apt/sources.list /etc/apt/sources.list.d/ \
  || curl -fsSL https://raw.githubusercontent.com/eddelbuettel/r2u/master/inst/scripts/add_cranapt_noble.sh | sudo bash
sudo apt install -y r-cran-cogirt

Fast Ubuntu binaries via r2u (no compilation). The cranapt setup runs once and is skipped when it is already enabled.

bspm (used by r2u) also needs make: sudo apt install make

# add the autoCRAN OBS repo (Tumbleweed) if it is missing, then install
zypper -q lr | grep -qi autoCRAN \
  || sudo zypper addrepo https://download.opensuse.org/repositories/devel:/languages:/R:/autoCRAN/openSUSE_Tumbleweed/devel:languages:R:autoCRAN.repo
sudo zypper install -y R-cogirt

RPMs auto-built from CRAN on openSUSE OBS (Tumbleweed).

Health

CRAN checks

13OK

Slowest check: 1.4 min · r-devel-linux-x86_64-fedora-clang

Check history

OK2026-03-10
14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE

Documentation

Documentation signals are not tracked yet for this package.

Downloads

2.1K

CRAN downloads in the past year

Rank #19,430 · ~6/day · ~177/mo

cogirt Releases R versions

Daily download trend is not available in this view yet.

20430 days

59690 days

2.1K1 year

Compare downloads with other packages →

Also on118 r2u30 autocran

Dependencies

Declared dependencies

6 external dependencies (excludes base and recommended)

Depends (1)

R >= 2.10

Imports (9)

MASSabind mvtnormparallelcoda numDerivgrDevicesgraphicsstats

LinkingTo (0)

none

Suggests (2)

rmarkdown knitr

Enhances (0)

none

Dependency license breakdown →

Reverse dependencies

0direct

0indirect

Nothing depends on this yet.

Code & Tests

People & History

People (1)

Maintainer (1)

Michael Thomas

Author, Maintainer

Authors (1)

Michael Thomas

Author, Maintainer

Package Timeline

1 release. R releases are shown for context.

R
R 4.6.0 released · 2026-04-24
1.0.0Latest
2026-03-10 · current release
R
R 4.5.0 released · 2025-04-11

Package metadata

First published: 2025-02-07
Total releases: 1 / 1 yrs
License: GPL (>= 3) OSI
Download size: 877 KB
Installed size: not tracked yet
With dependencies: not tracked yet

Report a problem with this page →