princurve

2.1.6

Fit a Principal Curve in Arbitrary Dimension

9packages depend

66.5Kdownloads / year

100.0%test coverage

11/13checks pass

Overview

About

Maintained by Robrecht CannoodtFirst published 1999-04-2624 releasesCRAN page ↗GitHub ↗

Fitting a principal curve to a data matrix in arbitrary dimensions. Hastie and Stuetzle (1989) doi:10.2307/2289936.

Install

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

install.packages("princurve", 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("rcannood/princurve")

Development version from rcannood/princurve. 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-princurve

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-princurve

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: 1.7 min · r-oldrel-windows-x86_64

Code health

Yes

Tests · ratio 1.05

100.0%

Coverage · measured lines

100%

Documentation · exports

Dependencies · direct

Check history

NOTE2026-07-08
11 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
ERROR2026-07-05
10 OK · 2 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
NOTE2026-05-19
11 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE
ERROR2026-05-18
11 OK · 1 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
NOTE2026-04-22
12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE

Show 2 earlier snapshots

ERROR2026-04-18
11 OK · 2 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE
NOTE2026-03-10
12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE

Documentation

READMEYes · 207 wordsVignettesNopkgdown siteNoNEWSYes · 100% structuredCode of conductNoContributing guideNo

Examples that run: 67%
Documented parameters: 100%
Return-value docs: 67%
References docs: 33%

Downloads

66.5K

CRAN downloads in the past year

Rank #1,647 · ~182/day · ~5.5K/mo

Releases R versions

Daily download trend is not available in this view yet.

6.2K30 days

16.5K90 days

66.5K1 year

Compare downloads with other packages →

Also on592 r2u20 autocran9.3K conda_forge60 c2d4u

Repository

GitHub ↗ rcannood/princurve

45Stars

6Forks

1Open issues

0Open PRs

9Releases

303Commits

2Contributors

303 commits · Last activity 2025-01-16 · +2.3% stars, 30d

Stars over time

2025-02-26 · 422026-07-07 · 45

Repository practices

Upstream repositoryBeta

5 development-tooling and community-health practices detected across 4 families in the upstream repository

Checks run against github.com/rcannood/princurve on 2026-07-19.

Continuous integration (1)

GitHub Actions

CRAN release process (2)

cran-comments.mdrevdep/

Docs source (1)

README.Rmd

Lint, format, editor (1)

RStudio project

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

Dependencies

Declared dependencies

4 external dependencies (excludes base and recommended)

Depends (1)

R >= 3.0

Imports (4)

statsgraphicsgrDevicesRcpp

LinkingTo (1)

Rcpp

Suggests (2)

devtools testthat

Enhances (0)

none

Dependency license breakdown →

Reverse dependencies

9direct

6indirect

FateID MDSMap RSDA RaceID Rpcop analogue lilikoi mappoly onemap

Code & Tests

People & History

People (5)

Maintainer (1)

Robrecht Cannoodt

Author, Maintainer · added in 2.0.2

Authors (4)

Robrecht Cannoodt

Author, Maintainer · added in 2.0.2

Trevor Hastie

Author · added in 2.0.2

Kurt Hornik

Author · added in 2.0.2

Andreas Weingessel

Author · added in 2.0.2

Contributors (1)

Henrik Bengtsson

Contributor · added in 2.0.4

Listed in earlier versions (1)

S original by Trevor Hastie R port by Andreas Weingessel <Andreas.Weingessel@ci.tuwien.ac.at>

no longer listed · 1.0-8 to 1.1-12

Package Timeline

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

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R 4.6.0 released · 2026-04-24
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R 4.5.0 released · 2025-04-11
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R 4.4.0 released · 2024-04-24
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R 4.3.0 released · 2023-04-21
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R 4.2.0 released · 2022-04-22
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R 4.1.0 released · 2021-05-18
2.1.6Latest
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R 4.0.0 released · 2020-04-24
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R 3.6.0 released · 2019-04-26
2.1.3
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2.1.2.1
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2.1.2
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2.1.1
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2.1.0
2018-07-14 · diff ↗

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R 3.5.0 released · 2018-04-23
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R 2.9.0 released · 2009-04-17
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R 2.4.0 released · 2006-10-03
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R 2.3.0 released · 2006-04-24
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R 2.2.0 released · 2005-10-06
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R 2.0.0 released · 2004-10-04
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R 1.9.0 released · 2004-04-12
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R 1.8.0 released · 2003-10-08
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R 1.7.0 released · 2003-04-16
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R 1.6.0 released · 2002-10-01
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R 1.5.0 released · 2002-04-29
1.1-3
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1.1-2
2001-06-11 · diff ↗
1.1-0
2001-05-25 · diff ↗
1.0-8
1999-04-26

Package metadata

First published: 1999-04-26
Total releases: 24 / 27 yrs
License: GPL-2 OSI
Minimum R: ≥ 3.0
Download size: 51 KB
Installed size: not tracked yet
With dependencies: not tracked yet

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