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factor256

Use Raw Vectors to Minimize Memory Consumption of Factors

v0.1.0 · Nov 17, 2023 · GPL-2

Description

Uses raw vectors to minimize memory consumption of categorical variables with fewer than 256 unique values. Useful for analysis of large datasets involving variables such as age, years, states, countries, or education levels.

Downloads

CRAN

246

Last 30 days

20177th

537

Last 90 days

2.4K

Last year

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

r2u CRAN

24

Last 30 days

114

Last 90 days

407

Last year

Trend: -40% (30d vs prior 30d)

autoCRAN

1

Last 7 days

2

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 14 OK · 0 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026

Code

Structure

Lines of code

1,446

Files

19

Compiled share

47.3%

Has compiled src

Yes

Language breakdown

R 564 (39%)C/C++/src 684 (47.3%)Tests 4 (0.3%)Docs 194 (13.4%)

API

Exported functions

20

Internal functions

15

Recent export changes

v0.1.0+20 as_factor, deinterlace256, deinterlace256_columns +17 more

Testing & CI

Has tests

Yes

Test-to-code ratio

0.01

testthat edition

CI present

No

CI type

[]

PR gated

No

Docs

Return-value doc rate

100%

\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

System requirements

C++ standard

License

GPL-2

License flags

SPDX valid, OSI approved

History

Versions

1

First release

2023-11-17

Latest release

2023-11-17

Avg cadence

Cold removal rate

Dep drift

0

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

Version History

1 tracked
new 0.1.0 Mar 10, 2026

R Observatory began tracking this package on Mar 10, 2026; it first appeared on CRAN Nov 17, 2023. Releases before tracking aren’t shown.