ngramrr

0.2.0

A Simple General Purpose N-Gram Tokenizer

1packages depend

17.1Kdownloads / year

40.7%test coverage

11/13checks pass

Overview

About

Maintained by Chung-hong ChanFirst published 2015-04-062 releasesCRAN page ↗GitHub ↗

A simple n-gram (contiguous sequences of n items from a given sequence of text) tokenizer to be used with the 'tm' package with no 'rJava'/'RWeka' dependency.

Install

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

install.packages("ngramrr", 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("chainsawriot/ngramrr")

Development version from chainsawriot/ngramrr. 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-ngramrr

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-ngramrr

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: 1.1 min · r-oldrel-windows-x86_64

Code health

Yes

Tests · ratio 0.19

40.7%

Coverage · measured lines

100%

Documentation · exports

Dependencies · direct

Check history

NOTE2026-03-10
9 OK · 5 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE

Documentation

READMEYes · 21 wordsVignettesNopkgdown siteNoNEWSNoCode of conductNoContributing guideNo

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

Downloads

17.1K

CRAN downloads in the past year

Rank #5,018 · ~47/day · ~1.4K/mo

Releases R versions

Daily download trend is not available in this view yet.

32030 days

1.8K90 days

17.1K1 year

Compare downloads with other packages →

Also on93 r2u14 autocran866 conda_forge

Repository

GitHub ↗ chainsawriot/ngramrrArchived

10Stars

1Forks

0Open issues

0Open PRs

0Releases

20Commits

1Contributors

License GPL-2.0 · 20 commits · Last activity 2016-03-10

Repository practices

Upstream repositoryBeta

Checks run against github.com/chainsawriot/ngramrr on 2026-07-19.

No development-tooling practices detected in the upstream repository.

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

Dependencies

Declared dependencies

4 external dependencies (excludes base and recommended)

Depends (1)

R >= 3.0.0

Imports (2)

tm tau

LinkingTo (0)

none

Suggests (2)

testthat magrittr

Enhances (0)

none

Dependency license breakdown →

Reverse dependencies

1direct

1indirect

SentimentAnalysis

Code & Tests

People & History

People (0)

Author records are not tracked yet for this package.

Listed in earlier versions (1)

Chung-hong Chan

no longer listed · 0.1.1 to 0.2.0

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
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
R
R 3.3.0 released · 2016-05-03
0.2.0Latest
2016-03-10 · current release · diff ↗
R
R 3.2.0 released · 2015-04-16
0.1.1
2015-04-06
R
R 3.1.0 released · 2014-04-10

Package metadata

First published: 2015-04-06
Total releases: 2 / 11 yrs
License: GPL-2 OSI
Minimum R: ≥ 3.0.0
Download size: 3.2 KB
Installed size: not tracked yet
With dependencies: not tracked yet

Report a problem with this page →