Learn R Programming

litteR

What is litteR?

litteR is an R-package for litter analysis. Think about beach litter, riverain litter, floating litter, seafloor litter, etc.

User Manual

It is recommended to read the litteR User Manual carefully before you install and start using litteR. This manual can be found on CRAN.

Note for MS-Windows users

MS-Windows users need RStudio to run litteR. Please consult the installation manual on CRAN for more information.

Copy Link

Version

Install

install.packages('litteR')

Monthly Downloads

329

Version

1.0.2

License

GPL (>= 3)

Maintainer

Dennis Walvoort

Last Published

September 28th, 2025

Functions in litteR (1.0.2)

wilcoxon

Wilcoxon Test
rmad

Relative Median Absolute Deviation
p_value

p-value
read_settings

Read Settings File
create_litter_project

Create Project Directory
sequenize.integer

Sequenize Integer Sequence
test_statistic

Test Statistic
slope

Slope
stat_adj_boxplot

Adjusted Boxplot Statistics for ggplot2
litteR-package

Litter Analysis
read_litter

Read Litter Data
list_duplicates

List Duplicates
theil_sen

Theil Sen Slope Estimator
roll

Rolling Statistics
sequenize

Sequenize Objects
kendall_s

Mann-Kendall S Statistic
read_litter_types

Read Type Names
trimean

Tukey's Trimean
recdf

Sample From an ECDF
kendall_var_s

Mann-Kendall Variance of S Statistic
enumerate.character

Enumerate Character Vector
enumerate

Enumerate Objects
has_write_access

Check Write Permission
cv

Coefficient of Variation
intercept

Intercept
iod

Index of Dispersion
enumerate.sequenized

Convert Sequenized Output to Character String
adj_boxplot_stats

Adjusted Boxplot Statistics
create_logger

Simple Logger
is_date_format

Check Date Format
medcouple

Medcouple
litter

Graphical User Interface to the litteR-package
is_natural_number

Test for Natural Numbers
mann_kendall

Mann Kendall
regional_kendall

Regional Kendall Test for Trend
validate

Validation of LitteR File Formats