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breakfast

Methods for Fast Multiple Change-Point/Break-Point Detection and Estimation

v2.5 · Sep 23, 2024 · GPL-2

Description

A developing software suite for multiple change-point and change-point-type feature detection/estimation (data segmentation) in data sequences.

Downloads

CRAN

396

Last 30 days

10966th

1.1K

Last 90 days

4.5K

Last year

Trend: +14.8% (30d vs prior 30d)

r2u CRAN

25

Last 30 days

122

Last 90 days

469

Last year

Trend: -43.2% (30d vs prior 30d)

autoCRAN

15

Last 7 days

82

Last 30 days

1

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 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Apr 22, 2026
ERROR 13 OK · 0 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Apr 18, 2026
ERROR r-devel-windows-x86_64

whether package can be installed

Installation failed.
See 'd:/Rcompile/CRANpkg/local/4.6/breakfast.Rcheck/00install.out' for details.
OK 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026

Code

Structure

Lines of code

9,173

Files

53

Compiled share

19%

Has compiled src

Yes

Language breakdown

R 3,600 (39.2%)C/C++/src 1,746 (19%)Docs 858 (9.4%)Vignettes 2,969 (32.4%)

API

Exported functions

17

Internal functions

45

Recent export changes

v2.4+3 sol.wcm, model.fixednum, model.gsa
v2.2+2 plot.breakfast.cpts, print.cptmodel

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

82.4%

\dontrun example ratio

0%

Roxygen coverage

100%

Has pkgdown

No

NEWS present

No

Health & Security signals

Informational signals; not verdicts.

on.exit coverage

Unsafe pattern score

0

Dep constraint coverage

0%

Secret pattern count

0

Bundled 3rd-party code

2 items

Portability & License

Min R version

3.0.0

System requirements

C++ standard

License

GPL-2

License flags

SPDX valid, OSI approved

History

Versions

8

First release

2017-05-26

Latest release

2024-09-23

Avg cadence

200 days

Cold removal rate

100%

Dep drift

3

LOC over versions

v0.1.0: 711 LOCv1.0.0: 1,571 LOCv2.0: 7,156 LOCv2.1: 7,156 LOCv2.2: 7,173 LOCv2.3: 7,172 LOCv2.4: 9,173 LOCv2.5: 9,173 LOC

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

Reverse Dependencies (1)

suggests

Dependency Network

Dependencies Reverse dependencies plyr Rcpp ggplot2 ggchangepoint breakfast

Version History

9 tracked
new 2.5 Mar 10, 2026
updated 2.5 ← 2.4 diff Sep 22, 2024
updated 2.4 ← 2.3 diff Apr 25, 2024
updated 2.3 ← 2.2 diff Oct 17, 2022
updated 2.2 ← 2.1 diff Jun 10, 2021
updated 2.1 ← 2.0 diff Nov 22, 2020
updated 2.0 ← 1.0.0 diff Nov 2, 2020
updated 1.0.0 ← 0.1.0 diff Sep 27, 2017
new 0.1.0 May 25, 2017