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BumpyMatrix

Bioc current

Bumpy Matrix of Non-Scalar Objects

v1.20.0 · Package record · software · MIT + file LICENSE

Release Lineage

Entered 3.13 · May 20, 2021

Current · Requires R 4.6

1.0 In 11 of 49 releases 3.23

Description

Implements the BumpyMatrix class and several subclasses for holding non-scalar objects in each entry of the matrix. This is akin to a ragged array but the raggedness is in the third dimension, much like a bumpy surface - hence the name. Of particular interest is the BumpyDataFrameMatrix, where each entry is a Bioconductor data frame. This allows us to naturally represent multivariate data in a format that is compatible with two-dimensional containers like the SummarizedExperiment and MultiAssayExperiment objects.

Advisories

None published for Bioconductor

Test coverage

Line coverage

–

Expression

–

Tests / Examples

–

Functions

16 3 exported

Complexity

3 avg / 8 max

Call network

16 nodes / 16 edges

Test coverage is not measured for Bioconductor packages; nodes fall back to a neutral fill.

Loading call graph…

Lowest coverage

Per-function coverage is not measured for this package yet.

Code

Structure

Lines of code

2,711

Files

25

Compiled share

0%

Has compiled src

No

Language breakdown

R 1,296 (47.8%)Tests 757 (27.9%)Docs 471 (17.4%)Vignettes 187 (6.9%)

API

Exported functions

5

Internal functions

13

Testing

Has tests

Yes

Test-to-code ratio

0.58

testthat edition

–

Docs

Roxygen coverage

100%

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

MIT + file LICENSE

License flags

SPDX valid, OSI approved

History

Versions

11

First release

2021-07-03

Latest release

2026-04-28

Avg cadence

182 days

Cold removal rate

–

Dep drift

0

LOC over versions

v3.13: 2,711 LOCv3.14: 2,711 LOCv3.15: 2,711 LOCv3.16: 2,711 LOCv3.17: 2,711 LOCv3.18: 2,711 LOCv3.19: 2,711 LOCv3.20: 2,711 LOCv3.21: 2,711 LOCv3.22: 2,711 LOCv3.23: 2,711 LOC

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

Documentation

In the Bioconductor 3.23 release
READMEYes · 67 wordsVignettesYes · 1 · dynamicNEWSNoCitation fileNoWebsitenot declared in DESCRIPTION
Help pages
5
Examples that run
100%5 run in a plain check
Exported functions with examples
100%
Documented parameters
67%
Return-value docs
67%
Help pages citing references
0%

Repository practices

Upstream repositoryBeta

1 development-tooling and community-health practice detected across 1 family in the upstream repository

Checks run against github.com/ltla/bumpymatrix on 2026-10-11.

Governance and community (1)

The repository owner accepts GitHub Sponsors

How this is detected·Detection ruleset v3 (2026-09-26)

Topics

Maintainer
Aaron Lun

Available on

CRANr2uBioconductorautoCRANCOPR

Depended on by (10)

Show all 16 packagesHide all 16 packages

People

Cite

Cite this package

Run in R for the authors' preferred citation:

citation("BumpyMatrix")
Lun, A., & Genentech, Inc. (2026). BumpyMatrix: Bumpy Matrix of Non-Scalar Objects (Version 1.20.0) [Computer software]. https://bioconductor.org/packages/BumpyMatrix

This package has no citation file, so citation() returns this entry built from DESCRIPTION.

Cite the R Observatory

For a number measured here: a download total, a coverage figure, an archival date.

APA

Balamuta, J. J. (2026). R Observatory: Metrics for BumpyMatrix version 1.20.0 [Data set]. HJJB, LLC. Data release v2026-10-18. https://doi.org/10.5281/zenodo.21843040

From data release v2026-10-18, which the citation names so these numbers can be found later. More on citing and the projects behind them.

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