prefeR

0.1.3

R Package for Pairwise Preference Elicitation

0packages depend

2.5Kdownloads / year

83.4%test coverage

11/13checks pass

Overview

About

Maintained by John LepirdFirst published 2017-02-232 releasesCRAN page ↗GitHub ↗

Allows users to derive multi-objective weights from pairwise comparisons, which research shows is more repeatable, transparent, and intuitive other techniques. These weights can be rank existing alternatives or to define a multi-objective utility function for optimization.

Install

R (CRAN)pak (dev)Ubuntu (r2u)Fedora (COPR)openSUSE (OBS)

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

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

if (!requireNamespace("pak", quietly = TRUE))
  install.packages("pak", repos = "https://cloud.r-project.org/")
pak::pak("jlepird/prefeR")

Development version from jlepird/prefeR. Installs pak first if it is not already available.

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-prefer

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

# enable the iucar/cran COPR if it is not already present, then install
ls /etc/yum.repos.d/*iucar*cran*.repo >/dev/null 2>&1 \
  || sudo dnf copr enable -y iucar/cran
sudo dnf install -y R-CRAN-prefeR

RPMs from the iucar/cran COPR, rebuilt from CRAN.

For install.packages() integration in R, also: sudo dnf install R-CoprManager

# 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-prefeR

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

Health

CRAN checks

2NOTE11OK

Failing flavors

NOTE r-devel-linux-x86_64-debian-clang
NOTE r-devel-linux-x86_64-debian-gcc

Slowest check: 1.3 min · r-oldrel-windows-x86_64

Code health

Yes

Tests · ratio 0.29

83.4%

Coverage · measured lines

67%

Documentation · exports

Dependencies · direct

Check history

NOTE2026-03-10
12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE

Documentation

READMEYes · 226 wordsVignettesYes · dynamicpkgdown siteNoNEWSNoCode of conductNoContributing guideNo

Examples that run: 100%
Documented parameters: 100%
Return-value docs: 83%
References docs: 0%

Downloads

2.5K

CRAN downloads in the past year

Rank #19,542 · ~7/day · ~206/mo

Releases R versions

Daily download trend is not available in this view yet.

15430 days

57990 days

2.5K1 year

Compare downloads with other packages →

Also on92 r2u

Repository

GitHub ↗ jlepird/prefer

1Stars

0Forks

0Open issues

0Open PRs

1Releases

59Commits

3Contributors

r-packagemultiobjective-optimizationbayesian-inferencepreference-elicitation

59 commits · Last activity 2025-04-13

Stars over time

2019-03-11 · 12026-07-07 · 1

Repository practices

Upstream repositoryBeta

5 development-tooling and community-health practices detected across 3 families in the upstream repository

Checks run against github.com/jlepird/prefer on 2026-07-30.

Continuous integration (2)

GitHub ActionsTravis CI

CRAN release process (1)

cran-comments.md

Lint, format, editor (2)

VS CodeRStudio project

How this is detected·Detection ruleset v1 (2026-07-18)

Dependencies

Declared dependencies

5 external dependencies (excludes base and recommended)

Depends (0)

none

Imports (3)

mcmcmethodsentropy

LinkingTo (0)

none

Suggests (3)

testthat knitr rmarkdown

Enhances (0)

none

Dependency license breakdown →

Reverse dependencies

0direct

0indirect

Nothing depends on this yet.

Code & Tests

People & History

People (0)

Author records are not tracked yet for this package.

Listed in earlier versions (1)

John Lepird

no longer listed · 0.1.1 to 0.1.3

Package Timeline

2 releases. Pick two to compare their code metrics. R releases are shown for context.

R
R 4.6.0 released · 2026-04-24
R
R 4.5.0 released · 2025-04-11
R
R 4.4.0 released · 2024-04-24
R
R 4.3.0 released · 2023-04-21
0.1.3Latest
2022-04-25 · current release · diff ↗
R
R 4.2.0 released · 2022-04-22
R
R 4.1.0 released · 2021-05-18
R
R 4.0.0 released · 2020-04-24
R
R 3.6.0 released · 2019-04-26
R
R 3.5.0 released · 2018-04-23
R
R 3.4.0 released · 2017-04-21
0.1.1
2017-02-23
R
R 3.3.0 released · 2016-05-03

Package metadata

First published: 2017-02-23
Total releases: 2 / 9 yrs
License: MIT + file LICENSE OSI
Download size: 20 KB
Installed size: not tracked yet
With dependencies: not tracked yet

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